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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 123. Отображено 100.
16-05-2023 дата публикации

智能手表表头(B900)

Номер: CN308040227S
Автор: 罗敏
Принадлежит: 深圳市谷峰时代科技有限公司

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14-05-2020 дата публикации

WATER-SOLUBLE ACTIVE PARTICLE, PREPARATION METHOD THEREFOR AND USE THEREOF

Номер: WO2020093192A1
Принадлежит:

A water-soluble active particle which can be quickly dissolved when added into cosmetics, a preparation method therefor and use thereof. The water-soluble active particle comprises the following components by weight percentage: 0.1-15% of a binder, 1-80% of a filler, 0.1-5% of a disintegrant, and an appropriate amount, i.e. 0-1%, of a pigment, with the balance being water-soluble active powder. The particle is made from pharmaceutical, edible or cosmetic raw materials.

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30-05-2023 дата публикации

淋浴阀(LT-1223)

Номер: CN308060136S
Автор: 罗敏
Принадлежит: 温州勒拓五金有限公司

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26-05-2023 дата публикации

带有按摩模式选择图形用户界面的智能手表

Номер: CN308053221S
Автор: 罗敏
Принадлежит: 深圳市谷峰时代科技有限公司

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01-08-2023 дата публикации

Neural network-based option pricing method, system and device, and storage medium

Номер: CN116523539A
Принадлежит:

The embodiment of the invention provides an option pricing method, system and device based on a neural network and a storage medium, and belongs to the field of option pricing. The method comprises the steps of obtaining target data related to an option and used for option pricing; preprocessing the target data to obtain target input data for neural network model input; inputting the target input data into a pre-trained option pricing model to obtain a target option price predicted value; wherein the option pricing model is a neural network model, the option pricing model is obtained by training a sample option price expected value and a sample option price predicted value under a corresponding type of option, and the sample option price expected value is obtained by performing expected value calculation according to sample data. The sample option price prediction value is obtained by inputting sample data into the option pricing model. According to the invention, the option pricing efficiency ...

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04-07-2023 дата публикации

Route planning method and device, electronic equipment and storage medium

Номер: CN116390189A
Принадлежит:

The invention provides a route planning method and device, electronic equipment and a storage medium, and the method comprises the steps: when the communication quality of network equipment is reduced due to the change of a network environment, carrying out the routing planning from a current available wireless network through a historical communication record of the network equipment and a wireless router; according to the method, the wireless router which can provide the optimal communication condition for the network equipment at present is selected and connected with the network equipment, rapid adjustment when the communication quality is reduced is realized through a wireless network switching mode, waiting for route reconvergence time is reduced, and the method can be well applied to part of use scenes needing rapid adjustment.

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30-05-2023 дата публикации

后视镜(X7)

Номер: CN308058681S
Автор: 韩鸣, 何浪, 罗敏
Принадлежит: 重庆长安跨越车辆有限公司

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02-05-2023 дата публикации

竿止

Номер: CN308015330S
Автор: 罗敏
Принадлежит: 罗敏

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06-06-2023 дата публикации

Current feedback driving method and circuit, storage medium and electronic equipment

Номер: CN116232017A
Принадлежит:

The invention discloses a current feedback driving method and circuit, a storage medium and electronic equipment. The current feedback driving method comprises the steps that a first current source and a second current source are arranged at the output end of a gate driving circuit of a SiC MOSFET; the drain-source voltage change rate and the drain-source current change rate of the SiC MOSFET are detected, and connection and disconnection between the output end of the gate drive circuit and the first current source are controlled according to the drain-source voltage change rate; and controlling the connection and disconnection between the output end of the gate drive circuit and the second current source according to the drain-source current change rate. According to the current feedback driving method provided by the embodiment of the invention, the turn-on speed and the turn-off speed of the SiC MOSFET are improved by dynamically adjusting the magnitude of the driving current in the ...

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01-08-2023 дата публикации

Tunnel lining concrete grouting device and method

Номер: CN116517594A
Автор: LUO MIN, ZHOU QINGHUA
Принадлежит:

The invention relates to the technical field of grouting, in particular to a tunnel lining concrete grouting device and method. The device comprises a concrete truck and a conveying pipe, a grouting mechanism is arranged at the end of the conveying pipe, the grouting mechanism at least comprises a grouting pipeline which is inserted into a tunnel lining from a grouting hole for concrete grouting, an overflow groove is formed in the top of the grouting pipeline, a plurality of limiting supporting assemblies are arranged on the outer wall of the grouting pipeline, and a driving rod is slidably arranged in the grouting pipeline; the drive rod includes an upper end portion and a lower end portion. The upper end of the driving rod abuts against the outer layer of the tunnel lining to move downwards, the multiple limiting supporting assemblies are driven to expand outwards to form a support shape to be supported on the inner layer of the tunnel lining, the stability of the grouting pipeline is ...

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11-05-2017 дата публикации

METHOD FOR ERUPTION OF COLD FIREWORKS

Номер: WO2017075895A1
Принадлежит:

Provided is a method for eruption of cold fireworks, comprising the following steps: preparing metal powder (5) used for forming cold fireworks; using a feeding device (1) to uniformly and continuously feed the metal powder (5); using a conveying device (2) to convey the metal powder (5) fed by the feeding device (1), wherein the metal powder (5) is continuously heated during the conveying process of the conveying device (2); using air flow in an eruption device (4) to drive the metal powder (5) ignited at a conveying outlet of the feeding device (1) to erupt, thereby forming cold fireworks. Because no dangerous material, such as gunpowder, is used, risks existing in manufacturing, transportation, and setting-off processes are eliminated. Moreover, no smoke and other gases with pungent smells will be generated during setting off, and therefore, the setting-off process thereof is environment-friendly. In addition, the fireworks allow long-lasting eruption. The eruption duration of the fireworks ...

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02-01-2020 дата публикации

METHOD AND DEVICE FOR SPEECH RECOGNITION, COMPUTER DEVICE, AND ELECTRONIC DEVICE

Номер: WO2020001163A1
Принадлежит:

The present application relates to a method and device for speech recognition, a computer device, and an electronic device. The method comprises: receiving an audio signal captured by a microphone array; performing beamforming processing of the audio signal respectively in multiple different target directions to produce multiple corresponding beamforming signals; performing speech recognition respectively with respect to each beamforming signal to produce speech recognition results of the beamforming signals; and determining a speech recognition result of the audio signal on the basis of the speech recognition results of the beamforming signals. The method obviates the need to take into consideration the direction of a sound source, with beamforming processing performed in the different target directions, at least one of the target directions comes close to the actual direction in which sound is generated; therefore, the beamforming signal in at least one of the target directions is clear ...

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18-07-2023 дата публикации

Method for evaluating quality of radix asparagi from different producing areas based on HPLC fingerprint spectrum

Номер: CN116448913A
Принадлежит:

The invention belongs to the technical field of traditional Chinese medicine detection, and provides a method for evaluating the quality of radix asparagi from different producing areas based on an HPLC (High Performance Liquid Chromatography) fingerprint spectrum. The quality evaluation method comprises the following steps: (1) preparing a test solution; (2) performing HPLC (High Performance Liquid Chromatography) chromatographic analysis on the test solution; (3) taking radix asparagi samples from different producing areas, respectively preparing test sample solutions according to the step (1), injecting the samples according to the chromatographic conditions of the step (2), and generating HPLC (High Performance Liquid Chromatography) superposition spectrums and contrast fingerprint spectrums of different radix asparagi samples; and (4) taking the control fingerprint as a reference, and exporting the similarity between the radix asparagi samples from different producing areas and the ...

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21-07-2023 дата публикации

Homology-based traceable ring signature method and system

Номер: CN116471025A
Принадлежит:

The invention discloses a homology-based traceable ring signature method and system, and the method comprises a secret key generation step, a signature generation step, a signature verification step and a signature tracing step, an OR protocol and FS conversion are introduced to construct a signature algorithm, and while the correctness and linkability of the traceable ring signature are ensured, the signature verification efficiency is improved. The functional characteristic of followability is met, and the system can be effectively instantiated by using different security level parameters of the CSIDH. The method has the advantages of high security, small signature size and the like, provides a tracing function on the basis of the linkable ring signature, can be widely applied to multiple application fields such as block chain anonymous voting, electronic cash systems and the like, and can resist quantum attacks.

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14-11-2019 дата публикации

METHOD FOR DETECTING KEY TERM IN SPEECH SIGNAL, DEVICE, TERMINAL, AND STORAGE MEDIUM

Номер: WO2019214361A1
Принадлежит:

Disclosed are a method for detecting a key term in a speech signal, a device, a terminal, and a storage medium. The method comprises: extracting a speech feature vector of a speech signal; acquiring the posterior probabilities of target words in the speech signal on the basis of the speech feature vector, the posterior probabilities referring to the posterior probabilities of the target words being a keyword in any key term in a period during which the speech signal is captured, the target words being words of which the pronunciation matches that of the keyword; acquiring the degrees of confidence of at least two target word combinations on the basis of the posterior probabilities of the target words, each target word combination comprising at least one target word, the degrees of confidence expressing the probability of each target word combination being the key term or a part of the key term; and when the degrees of confidence of the at least two target word combinations comply with a ...

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18-07-2023 дата публикации

Nonlinear optical crystal barium methanesulfonate as well as preparation method and application thereof

Номер: CN116446051A
Принадлежит:

The invention relates to a novel photoelectron functional material and a growth method and application thereof, in particular to a nonlinear optical crystal barium methanesulfonate and a preparation method and application thereof, the chemical formula of the barium methanesulfonate crystal is Ba (SO3CH3) 2, the nonlinear optical crystal is an orthorhombic crystal system, the space group of the crystal is Cmc21, and the space group of the crystal is Cmc21. And the cell parameters are alpha = beta = gamma = 90 degrees. The powder frequency-doubled effect of the barium methanesulfonate crystal disclosed by the invention is 1.2 times that of KH2PO4 (KDP). Therefore, the barium methanesulfonate nonlinear optical crystal has better phase matching capability.

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25-08-2023 дата публикации

Anti-out-of-control method for confidential mobile communication system based on terminal joint decision management and control

Номер: CN116647846A
Принадлежит:

The invention provides a confidential mobile communication system out-of-control prevention method based on terminal joint decision management and control, which comprises the following steps that: after an authorized mobile terminal user knows out-of-control information of a confidential mobile communication system, other mobile terminals are invited, and a joint destruction instruction is initiated to out-of-control confidential equipment in the confidential mobile communication system; and the out-of-control secrecy equipment counts the received legal joint destruction instructions from different mobile terminals, and when the statistical number is greater than a set safety number threshold value of the joint destruction instructions, immediately destroys internal key information and stops working. The method can be applied to a secrecy mobile communication system in a mobile environment, and the security threat to the whole system caused by out-of-control secrecy equipment such as a ...

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25-04-2023 дата публикации

Super-hydrophobic terahertz wave absorber based on MXene and cage-shaped structure three-dimensional foam

Номер: CN116014453A
Принадлежит:

The invention belongs to the technical field of electromagnetic functional materials, and particularly provides a super-hydrophobic terahertz wave absorber based on MXene and cage-shaped structure three-dimensional foam so as to meet the application requirements that a porous absorber needs to keep dry and self-cleaning capacity. According to the preparation method, a hydrophobic treatment technical route is adopted, firstly, a fullerene-like cage-shaped structure three-dimensional foam is innovatively designed, regular dodecahedrons serve as basic units and are periodically interconnected and arranged, and the fullerene-like cage-shaped structure three-dimensional foam is regular in aperture shape and uniform in aperture size; enabling the Ti3C2Tx nanosheets to coat the frameworks of the three-dimensional foam, and quickly self-assembling the Ti3C2Tx nanosheets among the frameworks to form the Ti3C2Tx micron sheets at the same time; then taking the Ti3C2Tx micron slice as a bearing platform ...

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04-04-2023 дата публикации

Test control circuit and test equipment for BMS (Battery Management System) protection board

Номер: CN115912553A
Принадлежит:

The invention relates to a BMS protection board test control circuit and test equipment, a hardware overcharge power module comprises a switch circuit and a voltage stabilizing circuit, the control end of the switch circuit is connected with the hardware overcharge control signal end of a core control module, the controlled end of the switch circuit is connected with the power output end of the voltage stabilizing circuit, and the power output end of the voltage stabilizing circuit is connected with the control end of the switch circuit. The power output end of the voltage stabilizing circuit is connected with the battery power output end of the BMS protection board, the signal output end of the BMS protection board is connected with the protection signal input end of the core control module, and the signal input end of the software overcharge protection indication module is connected with the software overcharge signal end of the core control module. And a signal input end of the hardware ...

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25-04-2023 дата публикации

Scanning type target seat device and pulse laser deposition equipment

Номер: CN116005115A
Принадлежит:

The invention discloses a scanning type target seat device and pulse laser deposition equipment. The scanning type target seat device comprises a first transmission unit, a second transmission unit, a third transmission unit and a fourth transmission unit, the first transmission unit is provided with a first main body and a hollow mounting cylinder, the first main body is mounted on the outer side of a coating chamber, and the mounting cylinder can rotate relative to the first main body; the second transmission unit is mounted on the mounting cylinder, the second transmission unit is provided with a second main body and a mounting shaft, the mounting shaft can rotate relative to the second main body, the mounting shaft is provided with an input part and an output part, the input part is located on the outer side of the mounting cylinder, and the output part is located on the inner side of the mounting cylinder; the bracket is used for supporting a target material, is mounted on the output ...

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11-04-2023 дата публикации

Streptomyces HG2-8-2 tolerant to heavy metals of copper and zinc and application of streptomyces HG2-8-2

Номер: CN115948287A
Принадлежит:

The invention relates to the field of biology, in particular to streptomyces HG2-8-2 tolerant to heavy metal copper and zinc and application of the streptomyces HG2-8-2, the streptomyces HG2-8-2 is preserved in Guangdong Microbial Culture Collection Center on October 27, 2022, the preservation number is GDMCCNO: 62932, the streptomyces HG2-8-2 can tolerate pollution of copper and zinc with a certain concentration, and the application of the streptomyces HG2-8-2 tolerant to heavy metal copper and zinc is wide. Copper ions and zinc ions in the environment can be effectively removed; the method can be used for repairing heavy metal copper and zinc polluted soil; in the environment of copper and/or zinc stress, the root length, stem length and seedling fresh weight of the mimosa pudica seedlings impregnated with the streptomyces HG2-8-2 are obviously larger than those of the mimosa pudica seedlings not subjected to microbiological contamination treatment, and the streptomyces HG2-8-2 has an ...

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26-10-2017 дата публикации

DATA RETRIEVAL METHOD AND SYSTEM

Номер: WO2017181986A1
Принадлежит:

The present application discloses a data retrieval method and system for application in the field of information processing technology. The method of the present embodiment comprises, receiving a data retrieval request, the data retrieval request comprising a user identifier and a link identifier; if the link identifier corresponds to the user identifier, searching for a corresponding message identifier in a preset correspondence list; displaying user sharing information of a corresponding article according to the message identifier, and determining the link identifier corresponds to the user identifier if the link identifier is included in the link identifier corresponding to the user identifier, or if the user identifier is included in the user identifier corresponding to the link identifier. The method of the present embodiment can directly acquire a final result without having to perform intersection searching operations, thereby decreasing the amount of data retrieval processing as ...

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14-04-2023 дата публикации

Wireless router signal processing method and device and wireless router using same

Номер: CN115967451A
Принадлежит:

The invention discloses a wireless router signal processing method and device and a wireless router using the same. The method comprises the following steps: performing signal frequency sampling on an emission signal of a wireless router, determining a discrete sequence, then obtaining a time domain distribution diagram of the emission signal through Fourier transform, obtaining an emission signal time domain distribution diagram with speckle noise after multiple times of sampling, and obtaining a time domain distribution diagram of the emission signal with speckle noise by collecting a standard emission signal parameter of the wireless router. Obtaining a training reference time domain distribution diagram of the emission signal without speckle noise; furthermore, the hybrid structure generative adversarial network is constructed and then trained by using the collected parameters, so that the hybrid structure generative adversarial network forms a trained generative adversarial network ...

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18-07-2023 дата публикации

Cloud-assisted Internet of Things authentication method and system based on block chain

Номер: CN116455664A
Принадлежит:

The invention discloses a cloud-assisted Internet of Things authentication method and system based on a block chain, and the method comprises the steps: firstly executing an initialization step: generating a public parameter through a third-party key generation center KGC, and initializing the block chain; then the cloud server and the IoT device register to the KGC, and then an authentication and key negotiation step is executed, in the first stage, the cloud server generates a first message authentication tuple based on an identifiable identifier of the IoT device to be accessed, and sends the first message authentication tuple to the IoT device to be accessed; stage 2, the target IoT device generates a second message authentication tuple based on the received first message authentication tuple and sends the second message authentication tuple to the corresponding cloud server; and stage 3, the cloud server authenticates the second message authentication tuple, and if the authentication ...

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11-08-2023 дата публикации

Location degree detection tool and detection method for special-shaped hole of connecting seat workpiece

Номер: CN116576751A
Принадлежит:

The invention discloses a position degree detection tool and a detection method for a special-shaped hole of a connecting seat workpiece, which are accurate and reliable in positioning, convenient to adjust and simple and safe to operate. The method comprises the steps that S1, a positioning pin is installed in a positioning pin hole of a base, the positioning pin is rotated, and the arc-shaped outer surface of a working part of the positioning pin is made to face away from an opening of a special-shaped hole; s2, a guide part of the workpiece is arranged in a guide rail of the base, and the workpiece is pushed into a cavity of the base along the guide rail until the workpiece makes contact with the positioning pin; s3, the positioning pin is rotated, the arc-shaped outer surface of the working part of the positioning pin enters the special-shaped hole through rotation, in the process of rotating the positioning pin, the workpiece is driven by the working part of the positioning pin to ...

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06-04-2017 дата публикации

NONLINEAR OPTICAL CRYSTAL BERYLLIUM FLUOROBOARATE AND PREPARATION METHOD AND APPLICATION THEREOF

Номер: WO2017054347A1
Принадлежит:

The present invention provides a nonlinear optical crystal beryllium fluoroborate and a preparation method and application thereof. NH4Be2BO3F2 or Be2BO3F (BBF) has an nonlinear optical effect, does not deliquesce in air with good chemical stability, can be widely applied in the field of various nonlinear optics and can open up the nonlinear optical application of deep ultraviolet waveband.

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06-02-2020 дата публикации

ALKALI METAL MONOHYDROGEN CYANURATE COMPOUND, CRYSTAL THEREOF, PREPARATION METHOD THEREFOR AND USE THEREOF

Номер: WO2020024179A1
Принадлежит:

The present invention falls within the technical field of optoelectronic functional materials, and specifically relates to an alkali metal monohydrogen cyanurate compound, a crystal thereof, a preparation method therefor and the use thereof. Provided are an alkali metal monohydrogen cyanurate compound of the chemical formula AM(HC3N3O3)·nH2O (specifically such as KLi(HC3N3O3)·2H2O, RbLi(HC3N3O3)·2H2O, and RbNa(HC3N3O3)·2H2O) and a nonlinear optical crystal thereof. The nonlinear optical crystal has an extremely strong phase matching capability (measured using a powder frequency doubling test method, and the powder frequency doubling effect thereof is about 2-3 times that of KH2PO4 (KDP)); and the ultraviolet absorption edge thereof is shorter than 250 nm. In addition, the nonlinear optical crystal can achieve the harmonic generator of double, triple, or quadruple frequency for Nd: YAG (λ=1.064 μm). Moreover, the nonlinear optical crystal is of a single crystalline structure, is colourless ...

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27-06-2023 дата публикации

Post-quantum certificateless signature generation method and device based on symmetric cryptographic primitives

Номер: CN116346356A
Принадлежит:

The invention provides a post-quantum certificateless signature generation method and device based on symmetric cryptographic primitives. The method comprises steps 1 to 7. The post-quantum certificateless signature based on the symmetric cryptographic primitive is creatively provided, zero-knowledge proof is generated in a secure multi-party calculation mode, the anti-quantum purpose can be achieved, generation of the certificateless signature meets the post-quantum security requirement, and the security of the to-be-protected target is improved.

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14-07-2023 дата публикации

Capacitor multi-station detection system

Номер: CN116422611A
Принадлежит:

The invention provides a capacitor multi-station detection system which comprises a conveying belt, a detection frame and an electric leakage detection plate, a fixed supporting plate is installed in the middle of the detection frame, the conveying belt is arranged below the fixed supporting plate, a lifting assembly is installed on the fixed supporting plate, and the electric leakage detection plate is installed above the lifting assembly. A reversing assembly is installed on the detection frame on one side of the electric leakage detection plate, a clamping assembly is installed on the reversing assembly, a multidirectional support is arranged below the output direction of the clamping assembly, and multiple sets of transposition assemblies are installed on the top of the multidirectional support. The scheme is controlled by an external system, and is large in one-time detection quantity, high in detection speed and high in efficiency.

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20-08-2015 дата публикации

LASER AUTOMATICALLY GUIDED VEHICLE (AGV) WITHOUT REFLECTING PANEL AND NAVIGATION METHOD THEREOF

Номер: WO2015120813A1
Принадлежит:

The present invention relates to the technical field of transportation devices. Provided is a laser automatically guided vehicle (AGV) without a reflecting panel, comprising: a laser scanner (1), a vehicle (2), an upper computer system, a lower computer system, an execution mechanism (3) and an input/output device; the upper computer system receives electric signals from the laser scanner (1) and processes the electric signals to make an original map and an effective map, and plans a route to obtain the shortest route, and then sends a control instruction to the execution mechanism (3); a turning encoder and an angle sensor transmit data such as turning speed and angle to the upper computer system to realize feedback control, thereby conducting autonomous navigation of the vehicle. The laser automatically guided vehicle (AGV) without a reflecting panel can achieve positioning and obstacle avoidance for the laser automatically guided vehicle (AGV) without the installation of a reflecting ...

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23-05-2023 дата публикации

Separated polypeptide and application thereof in preparation of tumor immunotherapy product

Номер: CN116143896A
Автор: LUO MIN, ZHAO YUN, LU ZHIGANG
Принадлежит:

The invention relates to the field of biological medicine, in particular to a separated polypeptide and application thereof in preparation of tumor immunotherapy products, the separated polypeptide utilizes a CD300LD-ECD protein competitive inhibition CD300LD mechanism so as to achieve the purpose of inhibiting tumor development, tumor-bearing mice are treated with the polypeptide, and tumor development can be remarkably inhibited; meanwhile, the CD300LD-ECD and the PD1 antibody have a remarkable anti-tumor synergistic effect.

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18-04-2023 дата публикации

Running data secret state comparison system and method based on GQ authentication protocol, and attribute reservation hash system

Номер: CN115987486A
Принадлежит:

The invention relates to an operation data secret state comparison system and method based on a GQ identification protocol and an attribute preserving Hash system, the system comprises a secret key generation device, a ciphertext generation device and a ciphertext comparison device, the secret key generation device is used for generating a Hash secret key msk = (s, alpha, x0, x1, x2, e) and a test secret key ck = (y0, y1, y2); the ciphertext generation device is used for encrypting a message m and generating a ciphertext c = (c0, c1,..., cn) of the message m; and the ciphertext comparison device is used for responding to the ciphertext c comparison instruction, obtaining a ciphertext c'and a matched test key, comparing the ciphertext c with the ciphertext c 'by using the test key, and outputting a comparison result. By using the method, the operand in the encryption, decryption and comparison processes of sequence uncovering encryption can be reduced, and the encryption, decryption and ...

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18-07-2019 дата публикации

COLD FIREWORK APPARATUS

Номер: WO2019137198A1
Принадлежит:

A cold firework apparatus comprises a material supply mechanism, a heating mechanism (2) and an ejectionmechanism (3). The material supply mechanism is used to deliver a metal powder to the ejection mechanism (3). The heating mechanism (2) is used to heat the metal powder to its ignition point. The ejection mechanism (3) has at least two ejection ports having different ejection directions. The ejection mechanism (3) is used to eject the ignited metal power out of the ejection ports. Compared with the prior art, the cold firework apparatus can eject an ignited metal powder from an ejection mechanism at different angles,thereby ejecting sparks at multiple angles, and enhancing a stage atmosphere.

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01-03-2018 дата публикации

AZO COMPOUND, POLYMER, PREPARATION METHOD AND USE

Номер: WO2018036543A1
Принадлежит:

The invention provides an azo compound, polymer, preparation method and use. The azo compound has better performance in blocking a blue light. The azo compound is a polymerizable azo compound and does not easily migrate or diffuse in a polymer.

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18-07-2023 дата публикации

Tin-based composite material as well as preparation method and application thereof

Номер: CN116443920A
Принадлежит:

The invention discloses a tin-based composite material as well as a preparation method and application thereof. The preparation method of the tin-based composite material comprises the following steps: (1) preparing a soluble tin salt solution and an EDTA (Ethylene Diamine Tetraacetic Acid) solution, then adding the EDTA solution into the soluble tin salt solution, continuously stirring for reaction, filtering after the reaction is finished to obtain a product, and washing and drying the product to obtain a Sn-EDTA precursor; and (2) calcining the Sn-EDTA precursor obtained in the step (1) in a protective gas atmosphere, and grinding after calcining to obtain the tin-based composite material. The tin-based composite material prepared by the method is used for preparing a lithium ion battery negative electrode, a lithium ion battery is assembled, and the lithium ion battery has excellent rate reversibility and relatively stable coulombic efficiency.

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25-07-2019 дата публикации

ALKALINE EARTH METAL FLUOROBORATE COMPOUND, CRYSTAL THEREOF, PREPARATION METHOD THEREFOR, AND USE THEREOF

Номер: WO2019140582A1
Автор: YE, Ning, LUO, Min
Принадлежит:

The present invention relates to a novel photoelectron functional material, a growth method therefor, and a use thereof, and particularly relates to an alkaline earth metal fluoroborate compound, a crystal thereof, a preparation method therefor, and a use thereof. The present invention provides two alkaline earth metal fluoroborate compounds of formulas CaB5O7F3 and SrB5O7F3, nonlinear optical crystals of the series of compounds, a preparation method therefor, and a use thereof. The CaB5O7F3 and SrB5O7F3 crystals of the present invention can achieve frequency doubling of Nd:YAG (λ = 1.064 μm), and it is predicted that CaB5O7F3 and SrB5O7F3 can be used as harmonic generators for 3x, 4x, 5x, and 6x frequency multiplication of Nd:YAG, and even for generating harmonic light output shorter than 200 nm. Further, the obtained CaB5O7F3 and SrB5O7F3 single crystals are colorless and transparent, do not deliquesce, and have good chemical stability. It is foreseeable that CaB5O7F3 and SrB5O7F3 will ...

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23-07-2015 дата публикации

STORAGE AND QUERY METHODS OF MULTI-DIMENSIONAL NETWORK INFORMATION AND DEVICE

Номер: WO2015106420A1
Принадлежит:

Disclosed are storage and query methods of multi-dimensional network information and a device, comprising: receiving data information to be stored, wherein the data information comprises dimension information and path characteristic information corresponding to the dimension information; based on the dimension information, determining an attribute value of the dimension information; based on the path characteristic information corresponding to the dimension information, determining identifier information of a routing path corresponding to the path characteristic information; storing association relationships among the dimension information, the attribute value of the dimension information and the determined identifier information of the routing path in a dimension information database, and storing an association relationship between the path characteristic information and the determined identifier information of the routing path in a routing path information database; and through the established ...

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21-04-2023 дата публикации

Intelligent car washing management system and method based on water resource collection and treatment

Номер: CN115994753A
Принадлежит:

The invention discloses an intelligent car washing management system and method based on water resource collection and treatment, and belongs to the technical field of intelligent car washing. Different to-be-washed vehicles are monitored and analyzed differentially by simultaneously integrating the vehicle types and the vehicle sizes of the to-be-washed vehicles, differentiated management can be implemented on washing of different vehicles, and the first water consumption pre-estimated amount corresponding to a first program in the washing process of the to-be-washed vehicles is obtained through evaluation; the first wastewater treatment storage volume is matched with the first wastewater treatment storage volume to judge whether the first wastewater treatment storage volume meets the water demand corresponding to the first program in the vehicle washing process of the to-be-washed vehicle or not, so that different water resource cleaning schemes are dynamically implemented; the technical ...

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08-09-2017 дата публикации

CAMPAIGN INFORMATION PUSHING METHOD AND DEVICE

Номер: WO2017148355A1
Принадлежит:

A campaign information pushing method comprises: obtaining stored bound keywords, and searching, in a history search record, for history search keywords matching the stored bound keywords (S102); establishing a mapping between the bound keywords and the found history search keywords to generate first-type mapping data (S104); obtaining a target keyword, and searching for a target bound keyword corresponding to the target keyword in the first-type mapping data (S106); searching campaign information corresponding to the found target bound keyword in second-type mapping data, the second-type mapping data comprising a mapping relationship between bound keywords and campaign information (S108); and pushing the found campaign information (S110). By means of the campaign information pushing method, a search completion rate is provided when campaign information is searched.

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12-05-2023 дата публикации

High-sensitivity and high-quality-factor metasurface local plasmon sensor

Номер: CN116106263A
Принадлежит:

A metasurface local plasmon sensor unit with high sensitivity and high quality factor comprises a metal film located at the bottom, a dielectric layer located above the metal film and a graphene layer located above the dielectric layer, and the thickness of the metal film is far larger than the depth of a metal skin. The graphene layer is provided with a geometric structure capable of forming at least one absorption peak, adjacent layers are attached to each other, and geometric centers of the adjacent layers are on the same straight line. The designed metasurface unit has the characteristic that the geometric structure is absolutely symmetrical, and is not sensitive to incident light sources in different polarization directions. According to the invention, a simple geometric pattern graphene metasurface is adopted, a multiband, tunable, high-sensitivity and high-quality-factor plasmon sensor is realized, and the plasmon sensor still has good absorption performance when a light source is ...

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16-05-2023 дата публикации

Blended ore automatic sorting and feeding system

Номер: CN116119402A
Принадлежит:

The invention belongs to the technical field of material conveying, and relates to an automatic mixed ore sorting and feeding system which comprises a disc feeder and a feeding sealing-tape machine, the feeding sealing-tape machine is arranged below the disc feeder, and a screening device is arranged between the disc feeder and the feeding sealing-tape machine; raw materials sent out by the disc feeder are sorted through the screening device, large ore blocks are sorted out, and the large ore blocks are prevented from entering the feeding sealing-tape machine. A hopper is arranged at the end, close to the disc feeder, of the feeding sealing-tape machine, and the screening device is arranged between the hopper and the feeding sealing-tape machine. The raw materials are automatically screened in the feeding process, large ore blocks and foreign matter are screened and removed, and the subsequent belt safety and the pelletizing effect are guaranteed. Foreign matters and large ores enter the ...

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16-11-2017 дата публикации

ALUMINUM HYDROXIDE GEL-SODIUM CHLORIDE COMPOSITE IMMUNOLOGIC ADJUVANT, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

Номер: WO2017193535A1
Принадлежит:

An aluminum hydroxide gel-sodium chloride composite immunologic adjuvant, and a preparation method therefor and application thereof. A technical problem to be resolved is to provide an immunologic adjuvant with good performance. A technical solution to resolve the technical problem is to provide application of sodium chloride in immunologic adjuvant preparation and an aluminum hydroxide gel-sodium chloride composite immunologic adjuvant obtained based on the sodium chloride. The composite immunologic adjuvant mainly contains aluminum hydroxide gel and sodium chloride, has the advantages of being simple in method, low in costs, high in immunological competence, high in clinical safety, and the like, is an excellent composite immunologic adjuvant for various antigens, and provides an effective option for vaccine development and application.

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25-04-2023 дата публикации

Seawater desalination device

Номер: CN116002791A
Принадлежит:

The invention relates to a sea water desalination device, which comprises a base station (10), a water tank (20), a first evaporation component (30), a driving mechanism (40) and a supporting member, the water tank (20) is used for storing sea water to be treated, the first evaporation component (30) is movably arranged on the base station (10), the first evaporation component (30) is in fluid communication with the water tank (20), so that the sea water in the water tank (20) flows into the first evaporation component (30), and the driving mechanism (40) drives the first evaporation component (30) to rotate. The first evaporation component (30) is configured to evaporate seawater, the driving mechanism (40) is arranged between the first evaporation component (30) and the water tank (20), the driving mechanism (40) is configured to drive the first evaporation component (30) to move relative to the base table (10) through the gravity change of the water tank (20) so as to adjust the angle ...

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14-11-2019 дата публикации

DATA PROCESSING METHOD BASED ON SIMULTANEOUS INTERPRETATION, COMPUTER DEVICE, AND STORAGE MEDIUM

Номер: WO2019214359A1
Принадлежит:

The present application relates to a data processing method based on simultaneous interpretation, to a computer device, and to a storage medium, the method being applied in a server of a simultaneous interpretation system, the simultaneous interpretation system further comprising a simultaneous interpretation device and a user terminal. The method comprises: acquiring audio sent by the simultaneous interpretation device; processing the audio by means of a simultaneous interpretation model to obtain an initial text; sending the initial text to the user terminal; receiving an amended text returned from the user terminal, the amended text being the result of amendments made to the initial text by the user terminal; updating the simultaneous interpretation model on the basis of the initial text and the amended text. The present invention is able to improve the accuracy of text obtained by processing audio.

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28-01-2016 дата публикации

PULSE POWER DEVICE BASED ON ANNULAR CERAMIC SOLID STATE LINE

Номер: WO2016011972A1
Принадлежит:

A pulse power device based on an annular ceramic solid state line. The pulse power device comprises several pulse forming lines (2), two charging inductors (1), and several gas switches that are connected as a whole based on Marx voltage superposition. The pulse forming lines (2) are annular pulse forming lines (2), and the annular surface of each annular pulse forming line (2) is provided with one gas switch. The annular pulse forming lines (2) are successively superposed together to form a column structure through the gas switches. Each charging inductor (1) passes through the inner ring of each annular pulse forming line (2) to be disposed inside the column structure. An annular insulation plate (3) is disposed between every two annular pulse forming lines (2).

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12-05-2023 дата публикации

Engineering implementation visual management system and method based on BIM (Building Information Modeling) technology

Номер: CN116109042A
Принадлежит:

The invention relates to the technical field of engineering implementation visual management, in particular to an engineering implementation visual management system and method based on a BIM technology, and the system comprises an engineering database extraction module, a basic underlying architecture analysis module, an engineering architecture combination set construction module, a correlation value analysis module, a remote storage judgment module and a priority analysis early warning module. The engineering database extraction module is used for acquiring an engineering database for implementing recording through a BIM technology; the basic underlying mechanism analysis module splits the model mapping engineering in the engineering database and outputs a basic underlying framework; the engineering architecture combination set construction module is used for analyzing the connection relation and outputting an engineering architecture combination set; a correlation value analysis module ...

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02-05-2023 дата публикации

Control method for air conditioner of railway vehicle

Номер: CN116039687A
Принадлежит:

The invention discloses a rail vehicle air conditioner control method, which belongs to the technical field of rail vehicle air conditioner systems, and comprises the following steps that: A, an air conditioner controller compares a target temperature value Tic sent by a vehicle with a collected in-vehicle temperature value Ti, and if Tegt is judged, if Tegt is judged, the target temperature value Tegt is judged; if Tic, refrigerating and executing the step B, otherwise, keeping the ventilation state; and B, judging the accumulated working time of the compressor: if the accumulated working time of the variable-frequency compressor is less than that of the fixed-frequency compressor, executing the step B.1, otherwise, executing the step B.2. According to the method, the working time of the fixed-frequency compressor and the working time of the variable-frequency compressor are judged, so that the air conditioning unit works in two different modes, and the working time balance of the two ...

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09-04-2021 дата публикации

Fixed wireless telephone with alarm function

Номер: CN212935960U

The utility model provides a fixed wireless telephone with an alarm function, which comprises a fixed wireless telephone provided with a keyboard, a display screen, a handle, a loudspeaker, a battery and a wireless communication device, and further comprises a signal receiving device, a signal processing device and a monitoring device, the signal receiving device, the signal processing device, the wireless communication device and the monitoring device are electrically connected in sequence; and the signal receiving device is electrically connected with the monitoring device. Through the arrangement of the signal receiving device, the signal processing device and the monitoring device, environmental parameters from the wireless sensor are received and processed under the condition that the normal function of the fixed-line telephone is not influenced, and alarm signals and environmental parameters are sent through the wireless communication device, so that the functions of automatic alarm ...

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02-04-2020 дата публикации

CRYSTAL FORM OF UPADACITINIB AND PREPARATION METHOD AND USE THEREOF

Номер: WO2020063939A1
Принадлежит:

The present invention relates to a new crystal form of upadacitinib, and a preparation method, a pharmaceutical composition containing the crystal form, and the use of the crystal form in the preparation of a JAK inhibitor and medicine for treating rheumatoid arthritis. The crystal form of the upadacitinib provided by the present invention has one or more improved properties than in the prior art, and is of great value to the optimization and development of medicine in the future.

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16-07-2020 дата публикации

KEYWORD DETECTION METHOD AND RELATED DEVICE

Номер: WO2020143652A1
Принадлежит:

A keyword detection method and a keyword detection device, wherein same can perform speed changing processing on an enhanced signal, and can improve the detection rate of a keyword in a high-speed voice or slow-speed voice. The keyword detection method comprises: acquiring an enhanced voice signal of a voice signal to be detected, wherein the enhanced voice signal corresponds to a target voice speed (101); performing speed changing processing on the enhanced voice signal to obtain a first speed-changed voice signal, wherein the first speed-changed voice signal corresponds to a first voice speed, and the first voice speed is inconsistent with the target voice speed (102); acquiring a first voice feature signal according to the first speed-changed voice signal (103); acquiring a keyword detection result corresponding to the first voice feature signal, wherein the keyword detection result is used for indicating whether there is a target keyword in the voice signal to be detected (104); and ...

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06-06-2019 дата публикации

CRYSTAL FORM OF A3 ADENOSINE RECEPTOR AGONIST DRUG, AND PREPARATION METHOD THEREFOR AND USE THEREOF

Номер: WO2019105388A1
Принадлежит:

The present invention relates to a new crystal form of compound I and a preparation method therefor, a pharmaceutical composition comprising the crystal form, and a use of the crystal form in preparing an A3 adenosine receptor agonist and a pharmaceutical preparation for treating rheumatic arthritis, psoriasis, osteoarthritis, or glaucoma. The crystal form of compound I provided in the present invention has one or more improved properties compared with the prior art, and has a significant value for medicinal optimization and development.

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18-04-2023 дата публикации

Drug delivery device

Номер: CN115970140A
Принадлежит:

The invention discloses a drug delivery device which comprises a stomach tube, the stomach tube comprises an in-vivo end and an in-vitro end, the in-vivo end is the end, extending into the body of a patient, of the stomach tube, and the in-vitro end is the end, arranged outside the body of the patient, of the stomach tube; the pushing assembly is used for pushing the required medicine into the body of the patient through the stomach tube; the storage assembly is connected with the pushing assembly and is used for temporarily storing the granular medicine; the storage assembly is provided with a notch for dissolving out or leaking out the medicine; in the specific use process, the stomach tube is conveyed into the body of a patient firstly, then the pushing assembly is connected with the storage assembly, medicine is contained in the storage assembly and placed in the stomach tube, pushing is conducted through the pushing assembly, after medicine conveying is completed, the pushing assembly ...

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08-06-2016 дата публикации

Electric automobile load nargin simulation control device

Номер: CN0205301991U
Принадлежит:

... 本实用新型公开了种电动汽车负荷裕度仿真控制装置,包括变电站供电仿真单元、电动汽车充电仿真单元和负荷裕度检测单元;所述变电站供电仿真单元能够输出模拟变电站在负荷裕度充足、不足和严重不足三种运行状态下的供电波形信号,所述电动汽车充电仿真单元能够受外部指令控制模拟多种电动汽车充电负载,所述变电站供电仿真单元输出的供电波形信号向所述电动汽车充电仿真单元所模拟的电动汽车充电负载供电,所述负荷裕度检测单元检测所述变电站供电仿真单元和电动汽车充电仿真单元所组成的电力系统的负荷裕度并储存。本实用新型能够实现电动汽车的负荷裕度仿真控制测试,用以研究电网负荷裕度评估和控制的效果和响应特性。 ...

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08-08-2023 дата публикации

Sulfonamide crystal as well as growth method and application thereof

Номер: CN116555915A
Автор: LUO MIN, TIAN HAOTIAN
Принадлежит:

The invention provides a sulfonamide crystal as well as a growth method and application thereof. The chemical formula of the sulfonamide crystal is SO2 (NH2) 2, and the size range of the crystal is millimeter level. And the length of any side of the crystal is at least about 1mm. The crystal is prepared by an aqueous solution cooling method, and the millimeter-level size of the crystal meets the requirements of physical property testing, so that feasibility is provided for further research on the performance and application of the crystal.

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29-08-2023 дата публикации

Solid aluminum electrolytic capacitor and preparation method thereof

Номер: CN116666116A
Принадлежит:

According to the solid aluminum electrolytic capacitor and the corresponding preparation method thereof, PDAAQ is doped in a conductive high-molecular polymer, so that PEDOT and PDAAQ form an interpenetrating composite network structure. According to the invention, the PDAAQ is doped in the conductive high-molecular polymer, so that the PEDOT and the PDAAQ in the conductive high-molecular polymer form an interpenetrating composite network structure, thereby improving the mechanical performance of the conductive high-molecular polymer, and reducing the deformation of the conductive high-molecular polymer in the use process of the capacitor. The conductive high-molecular polymer structure is prevented from being damaged, and capacitor performance defects are avoided.

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02-04-2020 дата публикации

INTRAOCULAR LENS SEMI-FINISHED PRODUCT FORMING MOLD, FORMING METHOD AND INTRAOCULAR LENS SEMI-FINISHED PRODUCT

Номер: WO2020063826A1
Автор: LUO, Min, CAO, Li
Принадлежит:

Disclosed by the present invention is an intraocular lens semi-finished product forming mold, comprising a first mold and a second mold; the first mold comprises a first optical region and a first auxiliary region, and the second mold comprises a second optical region and a second auxiliary region; a step surface is provided at a connection position between the first optical region and the first auxiliary region, an end of the step surface being connected to the first optical region by means of a step extension surface, while the other end of the step surface is connected to the first auxiliary region; the height difference of the step surface is greater than zero, and the distance between the step surface and an edge of the first optical region is greater than zero; and the second auxiliary region and the second optical region are connected by means of a tapered inclined surface. Further disclosed in the present solution is a forming method using the described forming mold, as well as ...

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31-05-2019 дата публикации

VOICE SIGNAL PROCESSING MODEL TRAINING METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM

Номер: WO2019100998A1
Принадлежит:

A voice signal processing model training method, an electronic device, and a storage medium. The method comprises: obtaining a sample voice and determining a task input feature of each voice signal processing task of the sample voice (S100); determining a target training loss function according to a training loss function of each voice signal processing task (S110); and inputting the task input feature of each voice signal processing task into a multi-task neural network to be trained, using minimization of the target training loss function as a training target, and updating parameters of a sharing layer and each task layer of the multi-task neural network to be trained until the multi-task neural network to be trained is converged, thereby obtaining a voice signal processing model (S120). By means of a multi-task neural network, the computing complexity is reduced and the training efficiency of a voice signal processing model is improved.

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20-07-2017 дата публикации

METHOD FOR PREPARING INTRAOCULAR LENS

Номер: WO2017121311A1
Принадлежит:

A method for preparing an intraocular lens, the method comprising: (1) providing an intraocular lens rough blank (100), the intraocular lens rough blank comprising an optical area (120), and the optical area comprising an upper optical face (121) and a lower optical face (122); a peripheral area (110), the peripheral area (110) surrounding the optical area (120); (2) performing a laser cutting treatment on the peripheral area (110), so as to form the intraocular lens. The intraocular lens comprises: the optical area (120), wherein the optical area comprises an upper optical face (121) and a lower optical face (122); and a supporting member (200), wherein the supporting member (200) is connected with the optical area (120).

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29-06-2016 дата публикации

Deep -hole drilling and boring machine cuts adaptive control system

Номер: CN0205342002U
Принадлежит:

... 本实用新型提出了一种深孔镗床切削自适应控制系统,包括镗床,镗床上设有可编程逻辑控制器,可编程逻辑控制器上分别集成有模/数转换模块、数/模转换模块、CAN通讯模块;主轴电机依次通过电流互感器、电流变送器与模/数转换模块连接,液压压力传感器、冷却液压力传感器分别与模/数转换模块连接,可编程逻辑控制器通过数/模转换模块与伺服驱动器连接,还通过CAN通讯模块与控制台触摸屏连接。系统提高了镗床加工灵活性;且能够实时显示报警信息、故障点信息、主轴电机电流、液压压力、冷却液压力等信息,提高了镗床生产效率、可靠性和产品精度;降低了生产成本,增加了企业收益。 ...

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23-06-2023 дата публикации

Pre-potting type nano-carbon suspension injection and preparation method thereof

Номер: CN116271340A
Автор: LUO MIN, WANG RUOYUE, LIU NIAN
Принадлежит:

The invention relates to a pre-potting type nano-carbon suspension injection and a preparation method thereof, and belongs to the technical field of pharmaceutical preparations, the nano-carbon suspension injection is encapsulated in a carrier, the carrier comprises a glass needle tube, a chlorinated butyl rubber piston, a polyisoprene rubber needle protective cap and a push rod, the polyisoprene rubber needle protective cap is arranged at the needle end of the glass needle tube, the push rod is arranged in the glass needle tube, one end of the push rod abuts against the chlorinated butyl rubber piston, and the nano-carbon suspension injection is sealed and packaged in the glass needle tube. The pre-potting nano carbon suspension injection prepared by adopting the new technical scheme is mild in reaction condition and high in environmental friendliness, the prepared product is convenient for clinical use and accurate, cross contamination generated when liquid medicine is transferred can ...

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14-07-2023 дата публикации

Efficient seedling raising method for asparagus cochinchinensis seeds

Номер: CN116420461A
Принадлежит:

The invention belongs to the technical field of seed seedling raising, and provides an efficient seedling raising method for asparagus cochinchinensis seeds. The method comprises the following steps: (1) seed vigor detection: randomly taking 100 asparagus cochinchinensis seeds, soaking for 40 hours, changing water twice midway, and repeating for three times; carrying out seed morphology index determination and description; the asparagus cochinchinensis seeds are cut into two parts in half in the embryo growth direction to be dyed; observing the coloring condition; comparing external character characteristics of the vigor asparagus cochinchinensis seeds and the non-vigor asparagus cochinchinensis seeds to obtain a correlation characteristic of the vigor and the external character characteristics as the wrinkle degree of the seeds; (2) accelerating germination treatment: selecting full, wrinkle-free and wall-broken-free active asparagus cochinchinensis seeds as experimental subjects, soaking ...

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04-08-2023 дата публикации

Strontium nitrate aminosulfonate monohydrate nonlinear optical crystal as well as preparation method and application thereof

Номер: CN116536767A
Принадлежит:

The invention discloses a strontium nitrate aminosulfonate monohydrate nonlinear optical crystal and a preparation method and application thereof.The chemical formula of the strontium nitrate aminosulfonate monohydrate nonlinear optical crystal is Sr (NH2SO3) 2 (NO3). H2O, the crystal structure belongs to an orthorhombic crystal system, the space group is Pca21, the cell parameters are alpha = beta = gamma = 90 degrees, Z = 4, and n = 1. The invention also discloses a preparation method of the crystal and application of the crystal in optical devices. The Sr (NH2SO3) 2 (NO3). H2O nonlinear optical crystal prepared by the invention is colorless and transparent, does not deliquesce and has good chemical stability, and the powder frequency-doubled effect is 5.2 times that of KH2PO4, so that the Sr (NH2SO3) 2 (NO3). H2O nonlinear optical crystal is expected to be widely applied in various nonlinear optical fields.

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06-02-2020 дата публикации

SPEECH RECOGNITION METHOD, AND SPEECH SEGMENTATION METHOD AND APPARATUS

Номер: WO2020024885A1
Принадлежит:

Disclosed is a speech segmentation method, comprising: acquiring first speech information to be processed; a speech segmentation apparatus acquiring a first pause time length according the first speech information to be processed; and if the first pause time length is greater than or equal to a first time length threshold, the speech segmentation apparatus performing speech recognition on the first speech information to be processed so as to obtain a first speech segmentation result, wherein the first speech segmentation result is text information, and the first time length threshold is determined according to speech information corresponding to the last moment. The speech segmentation apparatus is adapted to the characteristics of a human during speaking, thereby overcoming the problem of frequent segmentation or no segmentation for a long time, and improving the accuracy of segmentation.

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11-05-2017 дата публикации

ELECTRONIC CONTROL DEVICE FOR COLD FLAME SPRAYING APPARATUS

Номер: WO2017075894A1
Принадлежит:

Provided is an electronic control device for a cold flame spraying apparatus. The cold flame spraying apparatus comprises: a feed mechanism (1); a supply mechanism (2); a heating mechanism (3); and a spraying mechanism (4). The electronic control device comprises: a first driving circuit (61) connected to a feed driving motor and configured to control a feed speed of a metallic powder (5); a second driving circuit (62) connected to a supply driving motor (23) and configured to control a supply speed of the metallic powder (5); and a processor (60). An output terminal of the processor (60) is respectively connected to the first driving circuit (61) and the second driving circuit (62), and an input terminal of the processor (60) is connected to an input unit (65). The processor (60) receives an instruction inputted by the input unit (65) to generate a control instruction for the first driving circuit (61) or the second driving circuit (62). In the control device, an operating temperature ...

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28-07-2023 дата публикации

Method for detecting contents of asparagine and glutamine in food

Номер: CN116500161A
Принадлежит:

The invention relates to a method for detecting the content of asparagine and glutamine in food. The method comprises the steps of sample pretreatment, derivation, detection and quantitative calculation. The sample pretreatment step comprises the following steps: mixing a to-be-detected sample with a protease solution, performing enzymolysis, then filtering, and taking supernate to obtain a sample solution after enzymolysis. The derivation step comprises the steps of preparing standard sample solutions with different concentrations, and respectively deriving the sample solution after enzymolysis and the standard sample solution to obtain a to-be-detected sample solution and the standard sample solution. The detection step comprises the step of detecting the to-be-detected sample solution and the standard sample solution obtained in the derivation step by adopting a liquid chromatography to obtain detection data. The quantitative calculation step comprises the steps of making a standard ...

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04-04-2023 дата публикации

Solid aluminum electrolytic capacitor and preparation method thereof

Номер: CN115910613A
Принадлежит:

A solid aluminum electrolytic capacitor comprises an anode foil, electrolytic paper and a cathode foil, the anode foil, the electrolytic paper and the cathode foil are wound to form a core package, an anode guide pin and a cathode guide pin are respectively riveted on the anode foil and the cathode foil, and the riveted parts of the anode guide pin and the cathode guide pin with the anode foil and the cathode foil are respectively covered with a pasting foil; the foil is pasted on the anode foil or the cathode foil to completely cover the anode guide pin or the cathode guide pin; a layer of PEDOT: PSS polymer doped with methylimidazole is formed between the anode foil and the cathode foil. According to the invention, the mechanical performance of the solid aluminum electrolytic capacitor is improved through two aspects; compared with the prior art, the solid aluminum electrolytic capacitor has the advantages that the contact area between the anode guide pin and the high-molecular conductive ...

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23-06-2023 дата публикации

Certificateless SM9 online and offline signature generation method and system

Номер: CN116318705A
Принадлежит:

The invention discloses a certificateless SM9 online and offline signature generation method and system. The method comprises the steps of initialization, partial private key extraction, secret value setting, public key setting, private key setting, signature, signature verification and the like. According to the method, a large amount of certificate data does not need to be transmitted, the signature is divided into an online stage and an offline stage, and the method can be suitable for application scenes with limited resources. According to the method, the vacancy of an SM9 digital signature algorithm in a certificateless system is made up.

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23-06-2023 дата публикации

SHEET SUPPORT DEVICE AND PLASMA APPARATUS

Номер: CN116288224A
Принадлежит:

The invention discloses a sheet supporting device and plasma equipment. The sheet support device includes: a base on which a rectangular sheet is placed on a placement surface; a plurality of support members which respectively pass through the base in a direction perpendicular to the placement surface, can protrude out of the placement surface, and can respectively support the sheet from the peripheral edge of the bottom of the sheet in a manner of being staggered with the center line of the panel in the length direction and the width direction; the positioning assembly is mounted on the base station and is used for positioning the sheet from the peripheral edge of the sheet; at least one of the base station and the plurality of supporting members can be driven along a direction perpendicular to the carrying surface, so that the supporting members protrude out of the carrying surface or retract relative to the carrying surface. The invention provides a sheet supporting device capable of ...

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18-04-2023 дата публикации

Project resource scheduling method and device, equipment and storage medium

Номер: CN115983559A
Принадлежит:

The invention discloses a project resource scheduling method, apparatus and device, and a storage medium, the project resource scheduling method is applied to a subpackage project of a service provider, and the project resource scheduling method comprises the steps of obtaining pre-input resource scheduling data; wherein the resource scheduling data comprises service provider parameters and task item parameters, constructing a target team sequence according to the service provider parameters and preset constraint condition data, and performing team allocation processing on the target team sequence according to the task item parameters to obtain an initial task scheduling scheme, and according to the initial task scheduling scheme, carrying out fitness calculation to obtain scheme fitness, and according to the scheme fitness, carrying out iterative updating on the initial task scheduling scheme until the iteration state data reaches a preset iteration parameter to obtain a target task scheduling ...

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07-07-2023 дата публикации

Compact anti-quantum encryption and decryption method and system based on supersingular homology

Номер: CN116405212A
Принадлежит:

The invention provides a supersingular homology-based compact anti-quantum encryption and decryption method and system, and the method comprises the steps: carrying out a system initialization process, which comprises the steps: inputting a safety parameter, a large prime number and a corresponding supersingular elliptic curve, and obtaining a system common parameter; in the key generation process, public and private keys are generated by a user side, and vectors are randomly selected according to a corresponding ideal class image calculation curve; in the encryption process, an encryptor encrypts a message and comprises the steps of randomly selecting a vector, calculating an image curve according to a corresponding ideal class, calculating the ideal class, calculating the image curve in two steps, selecting a point in calculation to perform point doubling operation, and returning a ciphertext; in the decryption process, the user side decrypts the ciphertext after receiving the ciphertext ...

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13-04-2021 дата публикации

Eraser production line with detection device

Номер: CN212949049U
Автор: LUO MIN, 罗敏

The utility model relates to an eraser production line, in particular to an eraser production line with a detection device. The device comprises an eraser extruder, a cooling mechanism and a cutting mechanism which are arranged in sequence, an eraser guide mechanism is arranged between the cooling mechanism and the cutting mechanism, and an eraser detection mechanism is arranged between the eraser guide mechanism and the cutting mechanism. And the eraser detection mechanism comprises a detection box and a detection sensor, the detection box is arranged between the guide mechanism and the cutting mechanism, a mounting bracket is arranged on the detection box, the detection sensor is arranged on the mounting bracket, and the detection sensor is positioned above the detection box. The utility model aims to provide the eraser production line with the detection device, which can prevent a large amount of waste materials from being generated.

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11-04-2023 дата публикации

Modified siRNA with reduced off-target activity

Номер: CN115955973A
Автор: HUANG JINYU, LUO MIN, YIN KE
Принадлежит:

The invention relates to a modified siRNA with reduced off-target activity. A siRNA comprising a sense strand and an antisense strand wherein the antisense strand comprises a chemical modification represented by formula (I) or a tautomer modification thereof at at least one nucleotide position from the 2nd site to the 8th site of the 5'region thereof. The invention relates to siRNA, a conjugate, a pharmaceutical composition, a cell or a kit containing the siRNA, and medical application of the siRNA, the conjugate and/or the pharmaceutical composition. Compounds as shown in formulas (II) and (III) or tautomers thereof and a preparation method thereof.

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07-04-2023 дата публикации

Method and device for suppressing subsynchronous oscillation of new energy unit, terminal and medium

Номер: CN115940190A
Принадлежит:

The invention discloses a method for suppressing subsynchronous oscillation of a new energy unit, and discloses a device with the method for suppressing subsynchronous oscillation of the new energy unit, a terminal and a storage medium, and the method for suppressing subsynchronous oscillation of the new energy unit uses a distributed phase modifier installed in a new energy collection station. Detecting a subsynchronous frequency band component appearing in the current or power sent by the new energy station in real time, and extracting the frequency, amplitude and phase of a subsynchronous frequency band; when the amplitude value reaches a preset threshold value, the additional damping control device of the phase modifier excitation system controls the phase modifier to output reverse subsynchronous frequency band current to the system, and the suppression effect on new energy subsynchronous oscillation is achieved. Meanwhile, the subsynchronous oscillation frequency is monitored in real ...

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27-06-2023 дата публикации

Protection configuration method and device for collection line of new energy delivery system

Номер: CN116345414A
Принадлежит:

The invention discloses a protection configuration method for a collection line of a new energy delivery system. The protection configuration method comprises the following steps: analyzing a short-circuit current expression when a power grid has a symmetric fault and an asymmetric fault; determining the maximum short-circuit current of the doubly-fed wind turbine generator according to the expression; the method comprises the following steps: configuring stage-type current protection for interphase short circuit of a new energy collection line, and determining a current quick-break protection fixed value and a setting mode of each stage; and determining the protection range of the current quick-break protection according to the current quick-break protection constant value of each stage. And safe and reliable operation of the new energy station-containing power grid is ensured.

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04-07-2023 дата публикации

Preparation method of tetraene acetate and sterol dehydrogenase

Номер: CN116377008A
Принадлежит:

The invention provides a preparation method of tetraene acetate and sterol dehydrogenase, and belongs to the technical field of steroid hormone medicine preparation. The preparation method comprises the following steps: taking a compound I as an initial raw material, carrying out a dehydration elimination reaction to obtain a compound II, then directly carrying out an ethynylation reaction on the compound II to obtain a compound IV, or carrying out a 3-site etherification protection reaction on the compound II to obtain a compound III, and then carrying out an ethynylation reaction to obtain the compound IV. And then sequentially carrying out esterification reaction, bromination addition reaction, replacement elimination reaction and enzymatic dehydrogenation reaction to obtain the tetraene acetate. According to the method provided by the invention, the used starting raw materials are low in price, easy to obtain and stable, the technological process is simple and good in controllability ...

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23-06-2023 дата публикации

Anti-quantum identity-based encryption and decryption method and system based on CSIDH

Номер: CN116318697A
Принадлежит:

The invention discloses a CSIDH-based anti-quantum identity-based encryption and decryption method and system, and the method comprises the steps: a key generation process: taking a security parameter, a CSIDH parameter set, a common curve and the class number of an ideal class group as the input, determining the number of a main key and a user key through a KGC, randomly selecting an ideal class group element as a main public key, and calculating a corresponding image curve as the main public key; in the user key extraction process, a KGC generates a private key for a user, randomly selects an ideal class group element and calculates an image curve, calculates a hash value corresponding to a user ID and splits the hash value, calculates the ideal class group element according to the hash value, and returns a private key and a public key of the user; in the encryption process, an encryptor encrypts a message, randomly selects an ideal class group element, calculates a hash value corresponding ...

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13-06-2023 дата публикации

SM9 group signature generation and verification method and system supporting membership revocation

Номер: CN116260591A
Принадлежит:

The invention discloses an SM9 group signature generation and verification method and system supporting membership revocation. The method comprises the steps of public parameter setting, user registration, group signature, signature verification, user revocation, evidence updating, list retrieval and the like. According to the signature structure based on the SM9 digital signature algorithm, the certificate management problem in a traditional public key cryptosystem is eliminated. The method supports group signature member qualification revocation, the change of the group members does not influence the signature verification of the previous group signature, and the length of the group signature is irrelevant to the number of the group members. The scheme makes up the blank of the SM9-based commercial password system in the field of group signature, and can be used for application scenarios such as anonymous certificates, identity hosting, voting and electronic cash.

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27-06-2023 дата публикации

Fusion protein and application thereof

Номер: CN116333172A
Принадлежит:

The invention relates to a fusion protein and application thereof, the fusion protein comprises an extracellular antigen binding structural domain, and the extracellular antigen binding structural domain comprises an antibody specifically binding to B7H3 or an antigen binding fragment thereof and an antibody specifically binding to GC33 or an antigen binding fragment thereof; the antibody specifically binding to B7H3 or the antigen binding fragment thereof has a sequence as shown in SEQ ID NO.1 or a variant thereof and a sequence as shown in SEQ ID NO.2 or a variant thereof; the antibody specifically binding to GC33 or the antigen binding fragment thereof has a sequence shown as SEQ ID NO.3 or a variant thereof and a sequence shown as SEQ ID NO.4 or a variant thereof. The fusion protein is used for treating liver cancer, antigen escape of tumor cells can be effectively reduced, and the killing effect of T cells is enhanced.

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18-07-2023 дата публикации

Method for detecting specified elements in lanthanum carbonate

Номер: CN116448864A
Принадлежит:

The invention provides a method for detecting specified elements in lanthanum carbonate, and belongs to the technical field of drug analysis and detection. A lanthanum solution is added into the linear control solution, the concentration of the lanthanum solution in the linear control solution is matched with the concentration of lanthanum in the sample solution, and the linear correlation coefficient R of a specified element in the sample solution is larger than 0.99; pumping a certain amount of lanthanum solution linear blank solution matched with the matrix solution in concentration into the instrument, and stabilizing the instrument matrix; and drawing a standard curve of the sample solution by adopting an internal standard method in a helium mode to complete detection of specified elements. When the method is used for measuring V, Co, Ni, As, Se, Cd, Hg and Pb in lanthanum carbonate, the detection limit is low, the recovery rate is good, and the stability of all solutions is good within ...

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07-07-2023 дата публикации

SM9 ring signature method and system based on constant-level signature size

Номер: CN116405217A
Принадлежит:

The invention discloses an SM9 ring signature method and system based on a constant-level signature size, and the method comprises an initialization step, a secret key generation step, a ring signature step and a signature verification step, and is based on a signature structure of an SM9 digital signature algorithm, and eliminates a certificate management problem in a conventional public key cryptosystem. According to the scheme, the process of generating the group signature by the signer does not need the cooperation of other users, the constant-level signature size is realized based on the password accumulator structure, and the signature and verification operation efficiency is improved. The scheme can be used for application scenes such as electronic cash, electronic voting and anonymous communication.

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16-05-2023 дата публикации

Manufacturing method of porous graphite partition plate for growing silicon carbide crystals by physical vapor transport method

Номер: CN116120079A
Принадлежит:

The invention discloses a manufacturing method of a porous graphite separator for growing silicon carbide crystals by a physical vapor transport method, which comprises the following steps: mixing mercerized cotton fibers presoaked by ammonium chloride as a template with prefabricated semi-coke powder, artificial graphite powder, ammonium chloride and petroleum asphalt, pressing, roasting, purifying, and carrying out vacuum graphitization to obtain a porous graphite material; the porous graphite partition plate for the PVT growth silicon carbide single crystal with the specified size is high in purity, low in volatile matter, good in mechanical property, easy to machine, uniform in pore size distribution and high in open porosity, has a through hole structure and is beneficial to gas-phase substance transmission.

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07-07-2023 дата публикации

Post-quantum identification signature generation verification method and system based on symmetric cryptographic primitives

Номер: CN116405221A
Принадлежит:

The invention relates to a post-quantum identification signature generation method and system based on symmetric cryptographic primitives. The method comprises the following steps: firstly, according to a given security parameter, acquiring a master key which comprises a master public key and a master private key; generating a user private key according to a given user identity and the main private key; obtaining a signature value according to the generated user private key and the message; finally, the verifier carries out zero-knowledge proof on the signature value according to a given message, and if the proof is passed, the signature is correct; otherwise, the signature is wrong. Compared with the prior art, the post-quantum signature method has the following advantages and beneficial effects: with the development of the post-quantum signature technology, the existing scholars put forward a lattice-based signature algorithm and a homology-based signature algorithm, but the post-quantum ...

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04-04-2023 дата публикации

Lubricating structure in engine transmission system

Номер: CN115899230A
Принадлежит:

The invention discloses an engine transmission system inner lubricating structure which comprises a casing assembly, a first gear and a second gear are arranged in the casing assembly, the first gear is rotationally supported through a first bearing set, and the second gear is rotationally supported through a second bearing set. A nozzle, an oil guide shaft set and a blanking cap are further arranged in the casing assembly, the oil guide shaft set is arranged in the shaft holes of the first gear and the second gear in the axial direction and connected with the shaft holes of the first gear and the second gear through splines, and the nozzle and the blanking cap are arranged at the two ends of the oil guide shaft set respectively. The oil guide shaft set, the first gear and the second gear are internally provided with communicated lubricating oil ways so that lubricating oil sprayed by the nozzle can enter the lubricating oil ways, and the first bearing set, the second bearing set and the ...

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23-05-2023 дата публикации

Novel top lining assembly testing fixture

Номер: CN116147449A
Принадлежит:

The invention belongs to the technical field of automotive upholstery detection, and particularly relates to a novel top lining assembly detection tool, which comprises a plurality of simulation blocks, a plurality of mounting brackets, a molded surface clamping plate and a detection platform, the plurality of simulation blocks are arranged on the detection platform in a surrounding manner and form a rectangular detection module, the ceiling lining is fixed on the rectangular detection module, the rectangular detection module is provided with mounting surfaces of an A-column upper decoration plate, a B-column upper decoration plate and a rear side wall upper decoration plate, and the mounting surfaces are matched with joint surfaces of the A-column upper decoration plate, the B-column upper decoration plate and the rear side wall upper decoration plate on the ceiling lining; the A-column upper decoration plate, the B-column upper decoration plate and the rear side wall upper decoration ...

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27-06-2023 дата публикации

SM9-based dual authentication signature prevention method and system

Номер: CN116346352A
Принадлежит:

The invention discloses a method and a system for preventing dual authentication signature based on SM9, and the method comprises an initialization step, a secret key generation step, a signature step, a verification step and a secret key extraction step, a dishonest signer is subjected to private key extraction and disclosure by utilizing the conversion of a one-time signature architecture, the dual authentication is effectively prevented, and the security of the signer is improved. And the unforgeable security is met. The method has the advantages of being high in security, complete in function, high in operation efficiency and the like, has a great promotion effect on localization of a cryptographic algorithm, and is suitable for various scenes such as prevention of double-spam attacks by a block chain payment system and prevention of repeated certificate issuing of a management mechanism by a PKI (Public Key Infrastructure) system.

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23-06-2023 дата публикации

Distance protection adaptability analysis method and device for new energy delivery system

Номер: CN116298582A
Принадлежит:

The invention discloses a distance protection adaptability analysis method and device for a new energy sending-out system. The method comprises the steps that the phase current difference break variable of a distance protection phase selection element of the new energy sending-out system is determined; according to the phase current difference break variable, determining the ratio of positive and negative sequence equivalent impedance of the wind power plant through the ratio of positive and negative sequence current distribution coefficients of the wind field side of the new energy sending-out system; determining the action performance of a wind field side distance protection element according to the ratio of the positive and negative sequence equivalent impedance of the wind power plant; and determining the action performance of an impedance element at the wind field side according to the measured impedance at the system side and the wind field side of the new energy delivery system when ...

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04-04-2023 дата публикации

Site selection transportation method, site selection transportation device, electronic equipment and storage medium

Номер: CN115907583A
Принадлежит:

The invention provides a site selection transportation method, a site selection transportation device, electronic equipment and a storage medium, and belongs to the technical field of data processing. Market demand data are determined through market demand distribution, store distribution data are determined according to the market demand data, construction cost data are obtained according to site selection information, unit construction cost and the number of stores, and the construction cost data are sent to the storage medium. Production cost data is obtained according to the production capacity, unit product production cost and the number of stores, transportation cost data is obtained according to unit product transportation cost data, store distribution data, the number of stores and the number of objects, and sales quantity data is determined according to the store distribution data; the method comprises the following steps: obtaining product sale data according to unit product sale ...

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22-06-2016 дата публикации

Device is used in infusion with heating function

Номер: CN0205322935U
Автор: MA MIN, LUO MIN
Принадлежит:

... 本实用新型提供了一种具有加热功能的输液用装置,包括支撑竖杆、电源、加热单元和测重仪,所述支撑竖杆为空心结构,所述支撑竖杆底部安装有多个支撑轮;所述支撑竖杆的上部垂直安装有支撑横杆,所述支撑竖杆和支撑横杆为铰接,所述支撑横杆可绕其铰接轴在竖直方向上旋转一定角度,所述支撑横杆的中部安装有用于固定输液瓶的挂钩组件;所述加热单元安装于支撑竖杆上,所述加热单元通过导线与电源连接。本实用新型具有加热功能,避免了患者因温差导致的不舒适感,加热元件和供电源同时设置在输液架上,避免了来回插拔电源的烦恼,使得患者来回行动方便。 ...

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08-09-2017 дата публикации

Novel preparation method of multi-armed polyethylene glycol nano drug entrapping triptolide and hydroxycamptothecine

Номер: CN0107137720A
Принадлежит:

... 本发明公开了种新型包载雷公藤甲素和羟基喜树碱的多臂聚乙二醇纳米药物的制备方法。所述的多臂聚乙二醇负载抗癌药物雷公藤甲素过程是由多臂聚乙二醇的多个羧基末端基激活与雷公藤甲素的羟基偶联形成前体药物,并与另种抗癌药物羟基喜树碱自组装制备多臂聚乙二醇‑雷公藤甲素(羟基喜树碱)纳米药物。通过该方法制备的载双药系统解决雷公藤甲素和羟基喜树碱的水不溶性,具有稳定的载药率,包封率,和稳定适宜的粒径分布,食品级多臂聚乙二醇制备的新药具有高度的生物安全性,且制备工艺简单,成本低,绿色环保适合工业化生产。 ...

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02-06-2023 дата публикации

Drainage network scheduling system based on sponge city

Номер: CN116205432A
Принадлежит:

The invention discloses a drainage network scheduling system based on a sponge city, relates to the technical field of urban drainage control, and solves the technical problems that the service life of a pump station is shortened and water resources are wasted due to the fact that the drainage amount of the pump station cannot be reasonably controlled and the water resources cannot be circularly treated and utilized in the prior art. The power curve is continuously planned and updated based on the predicted sewage amount corresponding to a plurality of conjoint analysis periods, and the pump station is controlled to work through the power curve; the stability of the power of the pump station in the conjoint analysis period and the stable switching of the power among the conjoint analysis periods are ensured, and the service life of the pump station is prolonged while the working efficiency is ensured; whether meteorological data meet water resource circulation conditions or not is analyzed ...

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07-04-2023 дата публикации

Automatic voltage control method and system suitable for transformer substation

Номер: CN115940167A
Принадлежит:

The invention discloses an automatic voltage control method and system suitable for a transformer substation, and belongs to the technical field of automatic voltage control. The method comprises the following steps: setting a data acquisition period of an automatic voltage control system of the transformer substation and a control period of automatic voltage; when the data acquisition cycle of the transformer substation arrives, reading the bus voltage of the transformer substation; and when the control cycle of the transformer substation arrives, judging whether the bus voltage is out of limit, if so, determining an out-of-limit elimination strategy, and eliminating the voltage out-of-limit through the out-of-limit strategy. The method can ensure that the equipment acts in time to eliminate voltage out-of-limit when the equipment is out-of-limit, can effectively reduce the action times of the voltage regulation equipment in the transformer substation, prolongs the action interval of the ...

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15-06-2016 дата публикации

Main drive bevel gear mechanism

Номер: CN0205315667U
Принадлежит:

... 本实用新型公开了一种中央传动锥齿轮机构,包括用于接入发动机传送出来的功率和扭矩的第一锥齿轮;用于传递第一锥齿轮接入的功率和扭矩的驱动轴;与驱动轴相连,用于承接驱动轴传递的功率和扭矩的第二锥齿轮;用于定位支撑第一锥齿轮和第二锥齿轮的机匣;以及设置在驱动轴上,用于锁紧第二锥齿轮的锁定装置;第一锥齿轮和驱动轴采用一体化成型设计,第一锥齿轮、驱动轴、第二锥齿轮和锁定装置形成整体结构。本实用新型提供的中央传动锥齿轮机构,采用一体化设计方法,使得第一锥齿轮、驱动轴以及第二锥齿轮形成整体式结构,简化了中央传动机构的结构,实现了齿轮所受轴向载荷的相互抵消,提高了机构的可靠性。 ...

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21-07-2023 дата публикации

Detection method and device for container configuration compliance, storage medium and terminal

Номер: CN116467047A
Автор: ZHU HUI, LUO MIN
Принадлежит:

The invention relates to a container configuration compliance detection method and device, a storage medium and a terminal, and the method comprises the steps: inputting Dockerfile content, and carrying out the grammar analysis to obtain an abstract syntax tree; traversing the abstract syntax tree, analyzing a Dockerfile instruction corresponding to the abstract syntax tree, and mapping the Dockerfile instruction into a Dockerfile command set of a Dockerfile syntax entity object; loading compliance strategy terms, and mapping the compliance strategy terms into a corresponding set; traversing the Dockerfile command set, judging whether violating terms exist or not, if the violating terms exist, taking out the terms to assemble the violating compliance information, the safety risk level information and the solution information of the current command, and otherwise, continuing the next command. The method is simple, efficient, popular and easy to understand on the basis of text analysis Docker ...

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04-04-2023 дата публикации

Pneumatic expansion process device for automatic welding of cone part

Номер: CN115889951A
Принадлежит:

The invention discloses a pneumatic expansion process device for automatic welding of cone parts. The pneumatic expansion process device comprises a supporting bottom plate, a supporting cylinder, a supporting top plate, a positioning disc, a pressing assembly, a bearing assembly, an expansion execution assembly and an expansion driving assembly. The supporting bottom plate is horizontally arranged, and a positioning plug used for being in centering fit with a tool table of an automatic welding robot system is arranged in the center of the supporting bottom plate. The supporting cylinder is vertically and fixedly installed on the upper surface of the supporting bottom plate. The supporting top plate is horizontally and fixedly installed at the top end of the supporting cylinder. The positioning disc is horizontally fixed on the upper surface of the supporting top plate; the supporting bottom plate, the supporting cylinder, the supporting top plate and the positioning disc are coaxially ...

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08-08-2023 дата публикации

Three-party security privacy protection method and system based on Faster R-CNN

Номер: CN116561793A
Принадлежит:

The invention discloses a Faster R-CNN-based three-party security privacy protection method and system, and the method comprises the steps: carrying out the secret sharing of a to-be-calculated original image by a user, splitting the to-be-calculated original image into three image shares G, transmitting the three image shares G to a server, inputting a weight parameter share required by a prediction process by a model provider M, and carrying out the calculation of the weight parameter share G; and the three servers S1, S2 and S3 call a key privacy protection protocol to complete a prediction process and output shares respectively. And the user combines the received shares and sorts the shares to obtain a target detection result of the picture. The scheme comprises four stages: data processing (SDP), security feature extraction (SFE), security region suggestion (SRPN) and security regression classification (SRC). According to the scheme, the three example providers are allowed to cooperate ...

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04-04-2023 дата публикации

Dust collection device

Номер: CN115889383A
Принадлежит:

The invention relates to the technical field of dust collection devices, in particular to a dust collection device which comprises a first pipeline and a second pipeline, the first end of the second pipeline is communicated with the first end of the first pipeline, and the second end of the second pipeline is used for being communicated with external negative pressure; the dust collection nozzle is communicated with the second end of the first pipeline, and a filter element is arranged in the dust collection nozzle. According to the scheme, the first end of the second pipeline is communicated with the first end of the first pipeline, the dust collection nozzle is communicated with the second end of the first pipeline, the filter element is arranged in the dust collection nozzle, and then the second end of the second pipeline is communicated with external negative pressure. By means of the structure, the problems that a dust removal pipeline is blocked and suction force becomes small can ...

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14-04-2023 дата публикации

Air flow adjusting mechanism with pressure sensing and bypass switching functions

Номер: CN115962050A
Принадлежит:

The invention relates to an air flow adjusting mechanism with pressure sensing and bypass switching functions, and belongs to the field of mechanical design and flow control. An air flow adjusting mechanism with pressure sensing and bypass switching functions comprises a pressure adjusting valve and a venturi tube and further comprises a pressure sensing element and a switching element, the pressure sensing element is installed at the inlet position of the pressure adjusting valve and used for sensing bleed air pressure, when the bleed air pressure exceeds a pressure adjusting threshold value, the pressure sensing element controls the switching element to be closed, and when the bleed air pressure does not exceed the pressure adjusting threshold value, the switching element is switched off. After the pressure of bleed air of the engine is regulated through the pressure regulating valve, the flow is limited through the venturi tube; when the bleed air pressure is lower than the pressure ...

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23-05-2023 дата публикации

Application of CD300LD inhibitor in preparation of products for preventing, diagnosing or treating tumors

Номер: CN116139275A
Автор: LUO MIN, ZHAO YUN, LU ZHIGANG
Принадлежит:

The invention relates to the technical field of biology, in particular to application of a CD300LD inhibitor to preparation of products for preventing, diagnosing or treating tumors, the CD300LD inhibitor adjusts migration and functions of PMN-MDSC cells by adjusting S100A8/A9 in a downstream signal channel of the CD300LD inhibitor, and the CD300LD inhibitor plays an important role in establishment of a tumor microenvironment; the CD300LD inhibitor can effectively inhibit the development of a plurality of solid tumor mouse models, and has a remarkable anti-tumor synergistic effect with the PD1 antibody; in the tumor establishment stage, tumor development can be remarkably inhibited by applying the CD300LD inhibitor. The invention provides a new target spot and thought for tumor immunotherapy.

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25-04-2023 дата публикации

Power consumer knowledge graph analysis method and device and computer equipment

Номер: CN116010626A
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The invention relates to a power consumer knowledge graph analysis method and device and computer equipment. The names of the service providers are analyzed through a preset dictionary, the position information, the provided services and the identification names of the service providers are obtained, after the service providers are grouped and aligned according to the identification names, all the identity information in the service provider database is associated to the corresponding service providers, and the service providers are grouped and aligned. The method comprises the following steps: respectively creating entities corresponding to names, position information, provided services and identification names, determining entity attributes of the entities, constructing a knowledge graph corresponding to a to-be-analyzed power system according to a plurality of entities, the entity attributes and association relationships among the entities, and analyzing the power system based on the ...

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08-06-2016 дата публикации

Regional human comfort degree monitoring system

Номер: CN0205300628U
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... 本实用新型公开了种区域人体舒适度监测系统,所述人体舒适度的受监测区域划分为N个受监测地区,其中,N为大于1的正整数,所述的区域人体舒适度监测系统设有个集中处理装置、并对应每个所述受监测地区设有个分布式监测单元;所述各个分布式监测单元均通过无线通信网络与所述集中处理装置通讯,每个所述分布式监测单元均采集对应受监测地区的人体舒适度指数数据并将采集到的人体舒适度指数数据通过所述无线通信网络发送到集中处理装置,所述集中处理装置将接收到人体舒适度指数数据进行显示。本实用新型能够为受监测地区的精确电量预测和预警分析提供了数据支持。 ...

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