Method and device for pushing network information based on location

Testing arrangement of glass bar line screen

The utility model discloses a testing arrangement of glass bar line screen, the on -line screen storage device comprises a base, protecgulum and back lid, be equipped with the draw -in groove on the base, the horizontal bar is laid to the bottom of draw -in groove, protecgulum and the square structure of back lid for the shape matching, both can merge the vertical plug -in card inslot in back and place in on the horizontal bar, the protecgulum is equipped with the double -layered groove that is used for placing glass bar line screen with the middle part of back lid, the both ends of base bottom are equipped with passes the upper and lower adjusting screw of base apical grafting on the horizontal bar, be equipped with horizontally track fluting on one of them lateral wall of draw -in groove, install the the set screw that controls that can follow the activity of track fluting on the track fluting. The utility model discloses testing processed glass bar line screen accurate, conveniently ...

Microservice calling method and device, terminal equipment and readable storage medium

The invention belongs to the field of micro-services, and particularly relates to a micro-service calling method and device, terminal equipment and a readable storage medium. The method comprises the following steps: acquiring registration information of a micro-service set, wherein the registration information comprises calling addresses corresponding to micro-services in the micro-service set registered by using a standardized application programming interface; and when a calling request of calling the second micro-service by the first micro-service is obtained, determining a calling address of the second micro-service in the registration information according to the calling request, and calling the second micro-service according to the calling address of the second micro-service. The registration information of the micro-service is registered by using a standardized application programming interface, and when a calling request of calling the second micro-service by the first micro-service ...

A humiture and smog monitoring module that be used for colliery in pit high explode switch in

The utility model discloses a humiture and smog monitoring module that be used for colliery in pit high explode switch in can effectively solve the problem that the height explodes monitoring of switch internal environment and environmental anomaly protection control, the technical scheme who adopts does: a humiture and smog monitoring module that be used for colliery in pit high explode switch in, includes a central processing unit, sensor unit, communication unit, the control unit and electrical unit, sensor unit and a central processing unit pass through I2C interface connection, sensor unit is used for gathering humiture and smog data, the control unit is connected with a central processing unit electricity, the control unit be used for to the colliery in the pit the high switch that explodes protect control, it is two -way mutual with a central processing unit data that the communication unit passes through the USART interface, electrical unit is connected with a central processing ...

Preparation method and application of plant endophytic fungus fermentation liquor extract

The invention discloses a preparation method of a plant endophytic fungus fermentation liquor extract, which belongs to the technical field of agricultural preparations and comprises the following steps: activating and culturing plant endophytic fungi, inoculating the plant endophytic fungi into a potato glucose liquid culture medium for culturing, and concentrating the obtained fermentation liquor to 1/5 of the original volume to obtain the plant endophytic fungus fermentation liquor extract. The preparation method comprises the following steps: mixing the raw materials, adding absolute ethyl alcohol until the ethanol content in a mixed solution is 75%, standing at 4 DEG C for more than 2 hours, centrifuging to remove precipitate, concentrating supernate to 1/4 of the original volume to obtain a supernate concentrated solution, adding a sevage reagent, uniformly mixing, centrifuging, collecting an upper-layer solution, concentrating under reduced pressure, and freeze-drying to obtain a ...

Alliance chain node management device, system and method, electronic equipment and storage medium

The invention relates to an alliance chain node management device, system and method, electronic equipment and a storage medium, and is applied to the technical field of block chains, and the alliance chain node management device comprises an alliance chain management platform, a forwarding interface and a target host driver; the alliance chain management platform is used for generating a control instruction of a target alliance chain node; the forwarding interface is used for forwarding the control instruction to the target host driver; and the target host driver is used for managing the target alliance chain node based on the control instruction. The problems that in the prior art, when dynamic libraries of different types of block chain underlying platforms are manufactured, a universal host agent needs to be manufactured, the deployment complexity is increased, and a communication line is long are solved.

Automatic shooting method and system

The invention relates to the technical field of medical detection, and discloses an automatic shooting method and system. The automatic shooting method comprises the steps that the breathing machine and the mobile shooting machine are networked, and the breathing machine obtains identification information of equipment of the breathing machine and index information associated with the equipment of the breathing machine and uploads communication identification information and the index information to a background management system; the background management system generates a communication identifier index list; the mobile shooting machine is paired with the specified breathing machine based on the index information or the breathing machine identification information and establishes communication connection with the specified breathing machine; the mobile shooting machine sends a shooting request to the breathing machine; when the breathing machine detects that the patient is in the preset ...

An Ignition Interlock Device and Car Seat Alarm

The utility model relates to the field of vehicle safety early-warning facilities and discloses an ignition interlock device and car seat alarm. It comprises a car starter used to lock the ignition switch and control the motor-start, a breathalyzer used to detect whether a driver is drunk, and a human detector used to detect the backseat for people. The car starter is attached to the ignition switch. The breathalyzer is arranged in front of the driver's seat. The human detector is arranged in front of the backseat. The breathalyzer and the human detector are connected to the car starter. The utility model locks the ignition switch through the car starter attached to the start button and is unlocked only if the breathalyzer prevents danger from driving under the influence of alcohol. Besides, a human detector is arranged to detect when the car is off and the drive leaves, thus preventing children from being locked and even suffocated. 1/3 162 Fig. 116 151 14 1 1 13 Fig. 2 12 Fig. 2

Patient monitor and equipment information management method thereof

A patient monitor is in communication connection with at least one medical device and a device management server, and the patient monitor comprises a parameter sensor accessory used for collecting physiological parameter signals of a monitored object in real time; the processor is used for acquiring the physiological parameter signals from the parameter sensor accessory and processing the physiological parameter signals to obtain corresponding physiological parameter data; and the communication interface is used for acquiring the equipment management information of the medical equipment from the medical equipment and sending the equipment management information to the equipment management server. Automatic networking collection of equipment management information with the patient monitor as the center is achieved.

Monitoring information display method, electroencephalogram abnormity alarm method and monitoring system

A monitoring system, an electroencephalogram abnormality alarm method and a monitoring information display method, the monitoring system comprising a display (40) and a processor (50), the processor (50) being used for acquiring first monitoring data of electroencephalogram parameters of a patient in a first monitoring period, acquiring second monitoring data of at least one other monitoring parameter except the electroencephalogram parameter of the patient in a second monitoring period, wherein the first monitoring period and the second monitoring period are at least partially overlapped; generating an amplitude integrated electroencephalogram (1) of the first monitoring period according to the first monitoring data, and generating a trend chart of at least one other monitoring parameter according to the second monitoring data; a display (40) is controlled to simultaneously display the amplitude-integrated electroencephalogram (1) and the tendency chart. In the monitoring system, a user ...

Scratch control method in shearing process of cold-rolled electroplated tin steel plate

The invention discloses a scratch control method in the shearing process of a cold-rolled electroplated tin steel plate. The technical problems that in the shearing process of the cold-rolled electroplated tin steel plate with the tin layer thickness larger than or equal to 2.8 g/m < 2 >, scratch defects are generated, the surface of a scratch part is corroded, and the attractiveness of the cold-rolled electroplated tin steel plate is reduced are mainly solved. According to the technical scheme, the scratch control method in the shearing process of the cold-rolled electrotinned steel plate comprises the steps that a cold-rolled electrotinned steel plate coil is subjected to feeding uncoiling, dust removal, straightening, shearing, conveying and stacking, and a finished product of the cold-rolled electrotinned steel plate is obtained; in the shearing step, the clearance amount of scissors is 10 +/-1% of the thickness of the cold-rolled electroplated tin steel plate, and the planeness of ...

Soft tissue stretching and tearing simulation system, method and equipment and storage medium

The invention discloses a soft tissue stretching and tearing simulation system, method and device and a storage medium, and relates to the technical field of soft tissue modeling, and the system comprises a force application device which is used for stretching and tearing a target mass point of a target soft tissue in a simulation model; the tearing simulation model is used for judging whether the elastic force of a spring in the tearing simulation model exceeds a preset fracture threshold value or not; if the elastic force exceeds the preset fracture threshold value, deleting the spring, generating a corresponding cutting circular surface, generating a target edge grid by utilizing intersection processing of the cutting circular surface and all grid surfaces, and obtaining a vector force and a tearing image generated by applying force to the tearing simulation model by force application equipment; and the operation equipment is used for feeding back the vector force to an operator and ...

Combined vibration preparation method of gradient cement-based material

The invention relates to a combined vibration preparation method of a gradient cement-based material, which comprises the following steps of: fixing stirred cement mortar together with a mold in a six-degree-of-freedom vibration table, and selecting six vibration frequencies as a vibration combination, namely selecting two frequencies at a low-frequency band of 10-50Hz and one frequency at a middle-frequency band of 50-500Hz in sequence in a frequency increasing manner, two frequencies are selected at the high frequency band of 500-3000 Hz, and finally the frequencies are adjusted back to the middle frequency band to continue vibration. Correspondingly, the amplitude is selected to be 1-2 mm at the low frequency band, the amplitude from the middle frequency band to the high frequency band is very small, the amplitude is 5-10 g expressed by vibration acceleration, and the vibration time at each vibration frequency is 0-600 s. Through the combined vibration, the cement-based material in continuous ...

General purpose computer module

The utility model relates to a general purpose computer module, general purpose computer module includes that two arbitrary interconnect's PCI interface module, board carries processor module and peripheral interface module, just the peripheral interface module has a plurality of bus interface, can effectively satisfy modern aerospace electronic equipment diversified function's demand.

Laser receiving device

The invention provides a laser receiving device, relating to a laser receiving device in the technical field of photoelectric guidance. The technical problem to be solved is to provide the laser receiving device. The solved technical scheme is that the laser receiving device comprises a receiving object lens part, a preamplifier part, and a receiving body part. The receiving object lens part is connected with the preamplifier part through a lens seat. The preamplifier part is connected with the receiving body part through a screw. The receiving object lens part receives an external laser signal. The preamplifier part converts the received laser signal into an analog electric signal. The receiving body part carries out amplification shaping on the analog electric signal to be a digital electric signal and transmits the digital electric signal to a flying body. The laser receiving device has the advantages of high sensitivity, strong sun light interference resistance ability, and a wide use ...

Flue gas treatment device and method

The invention discloses a flue gas treatment device and method, and belongs to the technical field of petrochemical engineering energy conservation and emission reduction, and the device comprises a prefilter, a fine filter, a flue gas turbine and a waste heat boiler. The prefilter, the fine filter, the flue gas turbine and the waste heat boiler are sequentially communicated, and the prefilter is used for being communicated with a flue gas outlet of the catalytic cracking regenerator. The device and the method provided by the invention solve the problems of scaling and abrasion of the flue gas turbine blade, so that the recovery rate of the flue gas turbine is improved, the service life of the flue gas turbine is prolonged, and the device and the method provided by the invention simplify the process and are easier to implement while improving the energy recovery rate of the flue gas generated by the catalytic cracking regenerator; when the device is used for flue gas treatment, the pressure ...

Method, apparatus, and system for establishing voice communication

Methods, apparatus and systems for establishing voice communication are provided herein. An exemplary method can be implemented by an electronic device. A request initiated by a user can be received. The request can include one of a voice-communication request, a voice-communication-invitation request, a temporary-voice-communication request, a temporary-voice-communication-invitation request, an exclusive-voice-communication request, and an exclusive-voice-communication-invitation request. According to the request, a voice-room number can be obtained from a first server or a second server, without using third-party communication software. The method further includes starting a voice client and entering a voice room directly using the voice client, according to the voice-room number.

Block chain node deployment method and apparatus, and terminal device

The invention provides a block chain node deployment method and device and terminal equipment, and is suitable for the technical field of data processing, and the method comprises the steps: creating a host driver of an operation environment corresponding to a block chain node; calling a logic host creation command in the host drive, and creating an inter-process communication service process corresponding to the running environment; calling a starting interface of the inter-process communication service process, and creating a main process of the running environment; wherein the inter-process communication service process comprises a standard interface corresponding to the host process of the operating environment. According to the method, the requirement that the block chain nodes are deployed in different operation environments can be met through the standard interface, and the operation environments are separated from upper-layer applications through the method, so that the method is ...

Monitoring equipment and method for recommending intubation model thereof

According to the monitoring equipment and the method for recommending the intubation model thereof provided by the invention, the size of the target blood vessel is acquired, the equipment information of the extracorporeal circulation equipment is acquired before the patient starts extracorporeal circulation, the preset circulation mode of the extracorporeal circulation equipment is acquired, the preset intubation position is acquired, and at least one of the preset patient information is acquired; and the target intubation model corresponding to the target blood vessel is determined and displayed according to the obtained data, so that the intubation model is automatically recommended, and the working efficiency of doctors is improved.

Block chain performance test method and device, electronic equipment and storage medium

The invention relates to a block chain performance test method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a test item of a file system of a to-be-tested server; according to the test item and the host address array of the to-be-tested server, determining an input/output load item of each host in the to-be-tested server; the input and output load item of each host is tested through an input and output load tool, first test data is obtained, and the first test data is used for representing the blockchain performance upper limit of the to-be-tested server. According to the method, the input and output load item of each host can be automatically obtained by obtaining the test item of the file system of the to-be-tested server and combining the host address array of the to-be-tested server, and the block chain performance upper limit of the to-be-tested server can be obtained by testing the input and output load item of each host. The ...

Optical fiber drawing furnace

The invention relates to an optical fiber drawing furnace which structurally comprises a furnace body, a heat preservation member, a heating element, a thermal insulation layer and sealing units, wherein the heat preservation member, the heating element and the thermal insulation layer are located in the furnace body and used for heating and heat preservation of the drawing furnace; the sealing units are fixed in the middle of the furnace body and comprise three layers of middle sleeves, gas guide tubes and extension tubes, drawing environments where preform rods are arranged are formed in the sealing units, and constant-temperature and oxygen-free drawing environments are provided for the drawing process of the preform rods; a first sealing unit comprises one quartz sleeve and sealing devices; a second sealing unit comprises the first sealing unit, the middle sleeves and the sealing devices; a thermoelectric couple is arranged in a gap between the two units, so that the drawing temperature ...

Pure-low temperature and afterheat-utilizing steam turbine control device of steam comprehending and condensing type and control method thereof

The invention discloses a pure-low temperature and afterheat-utilizing steam turbine control device of a steam comprehending and condensing type, mainly comprising a steam-admitting control valve and a steam-comprehending control valve. The steam-admitting control valve is arranged on a steam-admitting pipeline of a steam turbine and is in signal connection with at least one rotating speed sensorfor measuring the rotating speed of a steam turbine rotor, and the steam-comprehending control valve is arranged on a steam-comprehending pipeline of the steam turbine and is in signal connection with a steam-comprehending pressure transducer arranged on the steam-comprehending pipeline. The control method of the pure-low temperature and afterheat-utilizing steam turbine control device of the steam-comprehending and condensing type comprises the following steps of: controlling a steam amount by adopting the control valves; arranging the steam-admitting control valve on the steam-admitting pipeline ...

Epoxypropane separation and purification system and separation and purification method

The invention particularly relates to an epoxypropane separation and purification system and a separation and purification method, and belongs to the technical field of fine chemical engineering. The epoxypropane separation and purification system comprises an epoxidation reactor, a propylene stripping tower, a crude PO separation tower, a PO purification tower and a propylene purification tower. The propylene stripping tower is arranged, and low-temperature and low-pressure operation is adopted in the propylene stripping tower, so that the hydrolysis reaction of epoxypropane is inhibited, and the loss rate of epoxypropane is effectively reduced; the crude PO separating tower is arranged and is a wall-dividing type rectifying tower, so that the operations originally required to be completed in the crude PO separating tower and the methanol separating tower are integrated in one tower, and the effects of short flow, low investment, low energy consumption and small occupied area are achieved ...

Urban park rainwater collecting, purifying and recycling device

The invention discloses an urban park rainwater collecting, purifying and recycling device, and particularly relates to the technical field of rainwater collecting, purifying and recycling, the urban park rainwater collecting, purifying and recycling device comprises an underground quantitative water storage mechanism, a stirring and purifying mechanism is arranged on the right side of the lower end of the quantitative water storage mechanism, and a synchronous chemical dosing mechanism is arranged on the right side of the middle of the quantitative water storage mechanism; and a linkage control mechanism is arranged on the right side of the outer surface of the synchronous dosing mechanism. According to the urban park rainwater collecting, purifying and recycling device, a conical piston block is pushed away through hydraulic pressure of rainwater stored in a water storage tank to put the rainwater into a stirring cylinder, and a rotary baffle and the conical piston block synchronously ...

METHOD, APPARATUS, AND SYSTEM FOR ESTABLISHING VOICE COMMUNICATION

Methods, apparatus and systems for establishing voice communication are provided herein. An exemplary method can be implemented by an electronic device. A request initiated by a user can be received. The request can include one of a voice-communication request, a voice-communication-invitation request, a temporary-voice-communication request, a temporary-voice-communication-invitation request, an exclusive-voice-communication request, and an exclusive-voice-communication-invitation request. According to the request, a voice-room number can be obtained from a first server or a second server, without using third-party communication software. The method further includes starting a voice client and entering a voice room directly using the voice client, according to the voice-room number. 1. A method for establishing voice communication , implemented by an electronic device , comprising: a voice-communication request;', 'a voice-communication-invitation request;', 'a temporary-voice-communication request;', 'a temporary-voice-communication-invitation request;', 'an exclusive-voice-communication request; and', 'an exclusive-voice-communication-invitation request;, 'receiving a request initiated by a user, wherein the request includes one ofobtaining a voice-room number from a first server or a second server according to the request, without using third-party communication software;starting a voice client; andentering a voice room directly using the voice client, according to the voice-room number.2. The method according to claim 1 , wherein claim 1 , when the request is the voice-communication request claim 1 , the obtaining of the voice-room number includes:determining a group that the user belongs to, according to the voice-communication request;notifying the first server of the group that the user belongs to; andreceiving the voice-room number returned by the first server, wherein the voice-room number is obtained by the first server by inquiring about binding ...

Epoxy propane preparation device and preparation method

The invention particularly relates to an epoxypropane preparation device and a preparation method, and belongs to the technical field of fine chemical engineering. The epoxypropane preparation device comprises a tubular fluidized bed reactor, a catalyst circulating mechanism and a settling separator, the settling separator is provided with a product outlet, a separation inlet and a catalyst outlet, an outlet of the fluidized bed reactor is communicated with the separation inlet, and the catalyst outlet is communicated with an inlet of the catalyst circulating mechanism. An outlet of the catalyst circulating mechanism is communicated with an inlet of the fluidized bed reactor, and the fluidized bed reactor is provided with a heat exchange mechanism along the length direction. The technical problems that in the prior art, reaction heat cannot be effectively controlled and removed, the temperature is unstable, and then the selectivity of epoxypropane is low can be solved.

Medical information display system and medical system

The invention discloses a medical information display system (100) and a medical system. The medical information display system (100) comprises a communication interface (104), a memory (103), a display device (102) and one or more processors (101), the processor (101) is used for executing program instructions stored in the memory (103), so that the processor (101) executes the following steps: acquiring vital sign information acquired by the monitoring device (520) and ultrasonic information generated by the ultrasonic device (510) through the communication interface (104), and controlling the memory (103) to store the vital sign information and the ultrasonic information according to timestamps; when a selection instruction for displaying one of a plurality of display areas of the observation interface (210) is acquired, controlling the display device (102) to display a detail interface of an interested target object corresponding to the selected display area; and when a review instruction ...

Cladding glass for flexible optical fiber image bundles with high resolution ratio, and preparation method thereof

The invention proposes cladding glass for flexible optical fiber image bundles with high resolution ratio, and a preparation method thereof. The method comprises the following steps: calculating and weighing raw materials according to the constituents of the glass and the mole percent; evenly stirring and mixing after fully grinding, and sealing a mixture by using a plastic sealed bag for use; adding the mixture to a crucible for a plurality of times; putting the crucible into a silicon carbide rod furnace at 1000-1400 DEG C; stirring once at an interval of 15 minutes after raw materials are completely melted until the raw materials are completely melted and settled; taking out vitreous humour, pouring the vitreous humour into a pre-heating die, cooling and molding; putting the poured cooled glass into a muffle furnace with a set temperature program and annealing; taking out the sample, namely the cladding glass for the flexible optical fiber image bundles with high resolution ratio after ...

Wellhead wall-hook packer

The invention discloses a wellhead wall-hook packer. The packer comprises a bottom plate, a rubber core, a slip and an upper cover plate, wherein the bottom plate, the rubber core, the slip and the upper cover plate are connected in sequence through bolts. During specific use, the wellhead wall-hook packer is arranged on the outer side of an inner casing in a sleeving manner, the bolts are screwed, the slip and the rubber core are squeezed by the upper cover plate and the bottom plate at the same time, the rubber core is expanded to pack a casing annulus, the slip moves down and is jogged in the surface of the inner casing to prevent the wellhead wall-hook packer from moving upwards under the action of annulus pressure. According to the scheme, annulus packing is realized through the wellhead wall-hook packer, so that the problems of blow-by and annulus belt pressure caused by poor cementing quality of the annulus are effectively solved; compared with the mode for injecting cement slurry ...

Processingequipment of glass bar line screen

The utility model discloses a processingequipment of glass bar line screen, include last mould and lower mould, the bottom of going up the mould is equipped with the pressure hammer, and the top is connected with the cylinder through a spring, and the lower mould includes base and movable moulding -die, is equipped with the movable groove of placing movable moulding -die in the base, and the base is equipped with glass screen altitude control groove and the plane correction groove that the diameter increases in proper order in the top in activity groove in proper order, and the shape and pressure capitate form matching in groove are rectified to the plane, are equipped with on the top surface of activity moulding -die and shield the stripe that the shape mirror surface matches with the glass bar line of processing. The utility model discloses can process out required glass bar line screen, its overall structure is simple high efficiency, convenient operation, because the activity moulding ...

Intelligent control device and method based on tunneling system and storage medium

The invention discloses an intelligent control device and method based on a tunneling system, and a storage medium, and relates to the technical field of intelligent control, and the device comprises a tunneling system, a monitoring system, and a control system. The tunneling system and the monitoring system are both connected with the control system; the tunneling system is used for collecting and conveying coal; the monitoring system is used for detecting various data in real time according to each sensor and acquiring video data in real time based on a camera device; and the control system is used for controlling the tunneling system according to the monitoring data. The production scheduling command level is improved, real-time centralized monitoring of enterprises on the whole production process, real-time data and image acquisition, timely discovery of problems existing in the production process and the equipment operation process, timely linkage alarm and processing of production ...

Method and device for pushing network information based on location

Disclosed are a method and a device for pushing network information based on a location, which are used for solving the technical problem that an existing system is incapable of pushing network information based on a location. The present disclosure can effectively provide network information within a specific geographical region and drive a user to participate in network information activities, thereby improving the activity of the user to participate in network information interactions. Moreover, a recommendation engine based on a location facilitates the listening of more network information within the geographical region where a user is located, thereby forming a relationship chain with a good value, and further improving the activity of the user to participate in network information interactions. 1. A method for pushing network information based on a location , comprising:storing location information of microblog users;when receiving a service request from a user, selecting, according to the location information of the user, microblog celebrities with a same geographical region attribute as the user; andsending information of the selected microblog celebrities to the user with a service response.2. The method according to claim 1 , wherein the location information of the user initiating the service request is acquired by the following way:acquiring an Internet Protocol (IP) address of the user initiating the service request; andacquiring the location information of the user corresponding to the IP address through an IP-address-to-location-information conversion service.3. The method according to claim 1 , wherein when the user initiating the service request is a logged-in user claim 1 , the location information of the user initiating the service request is acquired by the following way:acquiring a login account of the user initiating the service request; andaccording to the login account, acquiring the location information of the user which is stored in a ...

Bedside monitoring system and monitoring alarm method

According to the bedside monitoring system and the monitoring alarm method provided by the invention, after the bedside medical equipment generates the alarm information, if the bedside medical equipment is currently in the first mode, the bedside medical equipment transmits the alarm information to the first monitoring equipment and gives out the alarm sound corresponding to the alarm information; when the first monitoring equipment receives the silence instruction, the bedside medical equipment is controlled to be switched from the first mode to the second mode; and after the bedside medical equipment generates the alarm information, if the bedside medical equipment is in the second mode, the bedside medical equipment transmits the alarm information to the first monitoring equipment, and the alarm is kept silent. And the first monitoring equipment receives the alarm information transmitted by the bedside medical equipment and sends out an alarm sound corresponding to the alarm information ...

Recommendation method and system, super computer and computer readable storage medium

The invention relates to a recommendation method and system, a super computer and a computer readable storage medium, and the method comprises the steps: constructing a feature expression mining model, obtaining the scores of a project and a user, forming an original score matrix, and obtaining a feature expression mining model; establishing an objective function of user expression and project expression based on the original scoring matrix and a matrix decomposition algorithm, and forming feature expression of the user and the project; a user behavior characteristic model construction step: presetting a project threshold value, taking the project of which the user score is higher than the project threshold value as a user behavior, and constructing a user behavior characteristic model based on the user behavior; and a recommendation result acquisition step: performing feature fusion on the item expression of the target function and the user behavior feature model, and performing feature ...

Dual-pull-rod self-lubricating balanced type rotating separation plate

The invention relates to the field of steam turbines, in particular to a dual-pull-rod self-lubricating balanced type rotating separation plate which is used on a steam supplementary steam turbine for controlling steam pumping and supplementing and not prone to being jammed. The dual-pull-rod self-lubricating balanced type rotating separation plate comprises a separation plate body, a rotating ring, a steam balancing chamber cover ring, an adjustment connecting rod and a gland casing. According to the dual-pull-rod self-lubricating balanced type rotating separation plate, the adjustment connecting rod is driven through a hydraulic servo-motor to control the rotating ring to adjust through-flow areas to adjust steam pumping pressure and flow, pressure losses are low, and effect are good. Due to the fact that a self-lubrication DEVA alloy block is adopted between the rotating ring and the separation plate body, low friction coefficients of self-lubrication materials enable friction force ...

Method for forecasting tower shape quantity of steel coil in coiling process of acid rolling unit

The invention relates to a method for forecasting the tower shape quantity of a steel coil in the coiling process of an acid rolling unit. The method comprises the steps of collecting technological parameters, calculating the tower shape quantity caused by deviation, calculating the tower shape quantity of the steel coil caused by bending of a coiling block and the like. According to the method for forecasting the tower shape quantity of the steel coil in the coiling process of the acid rolling unit, the deviation quantity of the strip steel at the pinch roll and the deflection quantity of the coiling block in the coiling process are forecasted by collecting the field rolling process parameters and the coiling process parameters, so that the tower shape quantity of the finished steel coil is forecasted. And field production can be guided, and a good foundation is laid for follow-up tower shape quantity treatment.

Data display method and device based on block chain, server and storage medium

The invention relates to the technical field of block chains, and provides a data display method and device based on a block chain, a server and a storage medium. The method comprises the following steps: receiving a data acquisition request initiated by a first user terminal, wherein the data acquisition request comprises a resource identifier corresponding to target data to be acquired; analyzing the resource identifier to obtain an attribute tag of the target data; respectively matching the attribute tag with a template tag of each instrument panel template configured in a template pool, and selecting a target instrument panel template from the template pool according to a matching result; obtaining the target data through a monitored resource host, and adding the target data to the target instrument panel template; and sending the target instrument panel template added with the target data to the first user terminal for display. By adopting the method, the user operation in the block ...

Coding light modulation disk for improving resolution

The invention provides a coding light modulation disk for improving resolution, relating to a light modulation device in the technical field of photoelectric guidance. A technical problem to be solved is to provide the coding light modulation disk for improving the resolution. The technical solution is that the coding light modulation disk comprises a base, a circular grating, an inner code path, and an outer code path. The circular grating is at the innermost ring of the light modulation disk. The encoding ranges of the inner and outer code paths are 180 degrees. A difference between the starting point of the inner code path and the starting point of the outer code path is 90 degrees. Both the inner code path and the outer code path use four groups of codes, each pair of code planes in each group can be extended to be parallel lines with the same distance. 20 pairs of codes of a first group are employed by the inner code path starting point, and 35 pairs of codes of a second group are ...

Control module for suppressing hot start surge current of switching power supply

The invention discloses a control module for a switching power supply to suppress a hot start surge current, the switching power supply comprises an AC input end, a DC-DC conversion circuit, a rectification full bridge D1 located between the AC input end and the DC-DC conversion circuit, a filter capacitor C1 arranged between the rectification full bridge D1 and the DC-DC conversion circuit, a thermistor NTC arranged between the AC input end and the rectification full bridge D1, and a capacitor C2 arranged between the rectification full bridge D1 and the DC-DC conversion circuit. And the control module comprises a switching circuit connected in parallel with the thermistor NTC, a relay K1 arranged on the switching circuit, and a driving module for performing switching driving control on the relay K1 according to the output state of the DC-DC conversion circuit. According to the invention, surge current during hot start of the switching power supply can be effectively suppressed through ...

Intelligent control device and method based on underground coal mine refrigerating system and storage medium

The invention discloses an intelligent control device and method based on an underground coal mine refrigerating system and a storage medium, and relates to the technical field of intelligent control, and the intelligent control device comprises a refrigerating system, a monitoring system and a control system; the refrigerating system is connected with the control system and is used for cooling the underground working face of the coal mine; the monitoring system is connected with the control system and is used for monitoring various data in real time according to each sensor; and the control system is used for controlling the refrigerating system according to the monitoring data. And the control system adopts an explosion-proof and intrinsic safety type design, so that the safety of the equipment in an underground coal mine is improved. The automation level of the refrigeration system is improved, real-time centralized monitoring and real-time data acquisition of the underground refrigeration ...

Monitoring device and display method for monitoring device

A monitoring device (100) and a display method for a monitoring device (100), the monitoring device (100) comprising a memory (110), a display (130) and a processor (120), the processor (120) being configured to: control output of a first display interface on the display (130) to display data of vital sign parameters in real time, the first display interface comprising a human body model, the human body model comprising at least one human body structure; the first display interface further comprises at least one information display area, the information display area is used for displaying a data set of vital sign information associated with the same human body structure, at least part of data in the data set changes in real time, and the vital sign information comprises at least one type of vital sign parameters and vital sign states; the vital sign state is determined from data of at least one vital sign parameter. The vital sign information related to the different human body structures ...

Valve disc of low-speed machine exhaust valve for large ship

According to the working principle of a ship two-stroke engine, the use condition of an exhaust valve and the failure characteristic of the exhaust valve, an annular protruding body is designed on the bottom face of the novel exhaust valve disc; wherein the number of the annular protruding bodies is 1-5, the distance between the first channel from the center to the outside and the center is 10-80 mm, the distance between the second channel from the center to the outside and the center is 80-150 mm, the width d is 1-50 mm, and the height e is 1-8 mm. The annular protruding bodies on the bottom face of the exhaust valve disc change the trend of fuel gas vortex in a cylinder, break scouring and ablation of vortex clusters on the bottom face of the exhaust valve disc, damage heat transfer along the bottom plane of the valve disc, and improve the heat exchange efficiency. The service life of the exhaust valve of the low-speed machine for the large ship can be effectively prolonged and the application ...

Patient monitoring equipment and communication method thereof

According to the patient monitoring device and the communication method thereof, the patient monitoring device serves as the center, one or more medical devices beside a bed can establish communication links with the patient monitoring device, and clock synchronization of the medical devices, patient information synchronization and centralized and unified processing of medical data of patients are achieved through the patient monitoring device. According to the method, the clock management difficulty can be reduced, and association processing of the medical data collected by multiple different devices can be realized, so that the patient information management difficulty is reduced, and the problem of non-uniform time during multi-device data fusion is solved.

Dual -power switching device

The utility model relates to a dual -power switching device, dual -power switching device includes change over switch, alternating current sampling unit, AC input interface, AC output interface, AC -DC signal converting unit, singlechip unit and module power, alternating current sampling unit gathers alternating current signal, hands over the DC signal conversion through AC -DC signal converting unit to export the singlechip unit to, by the singlechip unit sends to change over switch according to this and switches control signal according to the DC signal size judgement external power supply's of receipt operating condition to realize the drive power supply of automatic switch -over LED light, guaranteed the normal use of LED light, the unfavorable situation that the light source suspends can not appear.

D-shaped sealing ring strengthening structure for seawater butterfly valve and manufacturing process of D-shaped sealing ring strengthening structure

The invention belongs to the technical field of sealing, and particularly relates to a D-shaped sealing ring strengthening structure for a seawater butterfly valve and a manufacturing process. Comprising a sealing ring body which is provided with a through hole. The sealing ring body is of an annular structure. Through holes which are uniformly distributed are formed in the sealing ring body. The sealing ring body comprises two layers of framework fabrics and rubber, and the framework fabrics are nested in the rubber. The sealing ring has the beneficial effects that the structure is simple, processing and manufacturing are easy and convenient, the bonding effect of the framework fabric and rubber is good, the phenomena of large tearing and damage do not occur after installation and use, and the product quality is obviously superior to that of an original sealing ring. By applying the product provided by the invention, the high-reliability use requirement of the nuclear power plant can be ...

Large-caliber seawater butterfly valve sealing performance test device and method

The invention belongs to the technical field of valve sealing performance tests, and particularly relates to a large-caliber seawater butterfly valve sealing performance test device and a large-caliber seawater butterfly valve sealing performance test method. Comprising a pressurizing water chamber and an observation water chamber, the pressurizing water chamber and the observation water chamber are matched with flanges on the two sides of a valve, and the pressurizing water chamber, the valve and the observation water chamber are connected. The seawater butterfly valve sealing performance testing device and method have the advantages that the actual use working condition environment of the seawater butterfly valve can be simulated offline, the sealing performance of the seawater butterfly valve is verified through a certain testing method, the testing device and method are high in operability, and the effect of verifying the sealing performance of the seawater butterfly valve is obvious ...

Ultra-deep diaphragm wall steel box slot position attitude control system and construction method thereof

The invention discloses an ultra-deep diaphragm wall steel box groove position attitude control system and a construction method thereof, a groove entering plane position limiting guide mechanism is adopted to realize coarse positioning of a steel box relative to a guide wall plane position when the steel box enters a groove; a multi-point-position large-rigidity supporting system is adopted, the non-linear influence of structural flexibility on steel box slot position posture control is reduced, and the accuracy of active control over the steel box slot position posture is guaranteed; a high-precision measurement sensing system is adopted, and efficient and accurate monitoring of the posture of the steel box is achieved; and meanwhile, active and accurate control over the posture deviation of the heavy ultra-long steel structure below the slurry liquid level in the groove section is achieved through the steel box groove position posture active control system. According to the ultra-deep ...

Fundus area detection method, device and equipment and readable storage medium

The invention discloses a fundus area detection method, device and equipment and a readable storage medium, and is applied to the field of image detection, and the method comprises the steps: obtaining an ultra-wide-angle fundus image; using the constructed unsupervised clustering model to obtain a mask image of the ultra-wide-angle eye fundus image; processing the mask image to obtain a binary image, and determining a closed region with the largest area in the binary image as a first region; and segmenting and extracting the ultra-wide-angle eye fundus image according to the first region to obtain an eye fundus region. According to the method, an unsupervised clustering technology is utilized, manual data labeling is not needed, resource consumption of supervised model development such as deep learning is effectively avoided, self-adaptive extraction is achieved in the whole process, manual intervention is not needed, manpower and material resource consumption is reduced, and resources ...

Iron-based catalyst, and preparation method and application thereof

The invention discloses an iron-based catalyst, and a preparation method and application thereof. The iron-based catalyst is monodisperse microspheres formed by clustering metal-doped spinel-structural ferriferrous oxide primary nanometer grains, wherein the mol ratio of total doped-metal atoms to iron atoms is 1-50: 99-50. The iron-based catalyst can be prepared by using a solvothermal method; meanwhile, the obtained iron-based catalyst can be applied in preparation of low-carbon olefin from coal-based synthesis gas.

Custom layout method and system for monitoring system interface, monitoring system and monitor

The invention relates to the technical field of medical monitoring, and discloses a custom layout method and system for a monitoring system interface, a monitoring system and a monitor. The custom layout method for the monitoring system interface comprises the steps that the monitoring system obtains custom layout configuration information of the monitoring system user interface, stores the custom layout configuration information as a configuration file and associates the configuration file with preset index information; the monitor is in communication connection with the monitoring system; when the monitor carries the index information, the monitor sends monitoring data to a monitoring system based on the index information; and the monitoring system searches the corresponding target configuration file based on the index information, and outputs and displays the monitoring data of the corresponding patient based on the target configuration file and the monitoring data. According to the ...

Medical information display system and medical system

A medical information display system and medical system are disclosed. The medical information display system includes: a communication interface, a storage device, a display device, and one or more processors. The processors are configured to execute program instructions stored in the storage device, thus allowing the processors to execute the following steps: acquiring via the communication interface vital signs information from a monitoring device and ultrasonic information generated by an ultrasonic device, controlling the storage device to store the vital signs information and the ultrasonic information according to timestamps; when a selection instruction with respect to one display area of multiple display areas is acquired, controlling the display device to display a detail interface of a corresponding target object; and when a review instruction with respect to a review hotkey is acquired, controlling the display device to display in the detail interface a review interface of the target object.

Medical information display system and medical system

A medical information display system (100) and a medical system. The medical information display system (100) comprises: a communication interface (104), a storage device (103), a display device (102), and one or more processors (101). The processors (101) are configured to execute program instructions stored in the storage device (103), thus allowing the processors (101) to execute the following steps: acquiring via the communication interface (104) vital signs information collected by a monitoring device (520) and ultrasonic information generated by an ultrasonic device (510), controlling the storage device (103) to store the vital signs information and the ultrasonic information according to timestamps; when a selection instruction with respect to one display area of multiple display areas of a display and observation interface (210) is acquired, controlling the display device (102) to display a detail interface of a target object of interest corresponding to the display area being selected; and when a review instruction with respect to a review hotkey is acquired, controlling the display device (102) to display in the detail interface a review interface of the target object of interest, the review interface being used for displaying review information of the target object of interest, and the review interface comprising the vital signs information and the ultrasonic information.

Medical device management method and related device

A central station, a medical device, and a terminal device are disclosed. The central station is connected to at least two types of medical devices including at least one monitoring device. After receiving medical data sent by any medical device, the central station determines a device group that the medical device belongs to; and controls displaying the medical data in a display area corresponding to the device group. Medical devices in the same device group have an association relationship, and medical data of the medical devices with the association relationship are fused and displayed in the same display area.

Wireless medical device, central monitoring station, and wireless medical monitoring system and method

A wireless medical device, a central monitoring station, and a wireless medical monitoring system and method are disclosed. The system has a wireless medical device, a wireless access point, a wireless control unit and a central monitoring station, wherein the wireless medical device and the central monitoring station access a wireless network through the wireless access point and communicate with each other through the wireless network. The wireless medical device collects and processes at least one physiological parameter signal of a patient to obtain physiological data of the patient, and can also monitor network state information of the wireless access point to obtain first network state information; the wireless medical device sends the physiological data and the first network state information to the central monitoring station through the wireless network; and the central monitoring station at least displays the physiological data and stores the first network state information.

Medical information display system and medical system

Wireless medical device, central monitoring station, and wireless medical monitoring system and method

Large-size diesel exhaust valve and manufacturing method thereof

Provided are a large-size diesel exhaust valve and a manufacturing method thereof, which relate to the technical field of manufacturing of large-size diesel exhaust valves for ships. The large-size diesel exhaust valve includes an exhaust valve disc portion made of a 3J40 alloy, and the large-size diesel exhaust valve has the following microstructure: there are ultra-fine grains with a grain size of 10 grade or more, α-Cr lamellar phases are evenly distributed at grain boundaries of the ultra-fine grains, nickel-lean Cr-Al-Ce particle phases are evenly distributed in a matrix, a single lamella of the α-Cr lamellar phases has a thickness of less than 140 nm, and the nickel-lean Cr-Al-Ce particle phases have a diameter of less than 10 μm. The present application solves the technical problem of how to improve the comprehensive mechanical properties and the vibration-damping performance of a large-size diesel exhaust valve simultaneously.

Large-size diesel engine air valve and manufacturing method therefor

The present invention relates to the technical field of large-size marine diesel engine air valve manufacturing. The present invention provides a large-size diesel engine air valve and a manufacturing method therefor. The large-size diesel engine air valve comprises an air valve disc part made of 3J40 alloy and having the following component structure: ultrafine grains having a grain size of 10 or higher, α-Cr lamellar phases uniformly distributed at grain boundaries of the ultrafine grains, and nickel-poor Cr-Al-Ce particle phases uniformly distributed in a matrix, a lamellar thickness of a single α-Cr lamellar phase being less than 140 nm, and a diameter of the nickel-poor Cr-Al-Ce particle phase being less than 10 µm. Pretreatment: solid solution treatment is performed on a 3J40 alloy bar, a solid solution treatment temperature being 1000-1050°C and a solid solution treatment time being 50-70 min, then oil cooling is performed; and an air valve is obtained by sequentially performing electric upsetting, supplementary heat treatment, heat preservation treatment, and die forging; finally, post-treatment: aging heat treatment is performed on the air valve, an aging heat treatment temperature being 770-790°C and an aging heat treatment time being 16-18 h, and air cooling is performed after the aging heat treatment. The present invention resolves the technical problem of how to improve both the comprehensive mechanical performance and the vibration reduction performance of a large-size diesel engine air valve.

Large-size diesel exhaust valve and manufacturing method thereof

Provided are a large-size diesel exhaust valve and a manufacturing method thereof, which relate to the technical field of manufacturing of large-size diesel exhaust valves for ships. The large-size diesel exhaust valve includes an exhaust valve disc portion made of a 3J40 alloy, and the large-size diesel exhaust valve has the following microstructure: there are ultra-fine grains with a grain size of 10 grade or more, α-Cr lamellar phases are evenly distributed at grain boundaries of the ultra-fine grains, nickel-lean Cr—Al—Ce particle phases are evenly distributed in a matrix, a single lamella of the α-Cr lamellar phases has a thickness of less than 140 nm, and the nickel-lean Cr—Al—Ce particle phases have a diameter of less than 10 μm. The present application solves the technical problem of how to improve the comprehensive mechanical properties and the vibration-damping performance of a large-size diesel exhaust valve simultaneously.

large-size diesel exhaust valve and manufacturing method thereof

Provided are a large-size diesel exhaust valve and a manufacturing method thereof, which relate to the technical field of manufacturing of large-size diesel exhaust valves for ships. The large-size diesel exhaust valve includes an exhaust valve disc portion made of a 3J40 alloy, and the large-size diesel exhaust valve has the following microstructure: there are ultra-fine grains with a grain size of 10 grade or more, α-Cr lamellar phases are evenly distributed at grain boundaries of the ultra-fine grains, nickel-lean Cr—Al—Ce particle phases are evenly distributed in a matrix, a single lamella of the α-Cr lamellar phases has a thickness of less than 140 nm, and the nickel-lean Cr—Al—Ce particle phases have a diameter of less than 10 μm. The present application solves the technical problem of how to improve the comprehensive mechanical properties and the vibration-damping performance of a large-size diesel exhaust valve simultaneously.