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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 29. Отображено 29.
13-04-2021 дата публикации

Stainless steel water tank with water purification function

Номер: CN212954636U

The utility model relates to the technical field of water tanks and discloses a stainless steel water tank with a water quality purification function, which comprises a water tank body, a filter box is fixedly connected to the upper end of the left outer side wall of the water tank body, and a filter screen is slidably connected to the right side in the filter box. A supporting plate is fixedly connected to the lower inner side wall of the filter box, a rotating rod is rotatably connected to the upper end of the side wall of the supporting plate through a first rolling bearing, windmill blades are fixedly connected to the left end of the rotating rod, an impurity removing brush is fixedly connected to the right end of the rotating rod, and the right side wall of the impurity removing brush abuts against the left side wall of the filter screen. Solid particle impurities and tiny impurities in water are filtered and adsorbed, solid particles can be prevented from being embedded into filter ...

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27-08-2014 дата публикации

Ground nuclear magnetic resonance retrieval method based on harmony search algorithm

Номер: CN104007478A
Принадлежит:

The invention discloses a ground nuclear magnetic resonance retrieval method based on a harmony search algorithm. A restraining R-TLS retrieval model is built, and the retrieval accuracy is improved under the condition that a background region resistivity distribution value sequence and an initial amplitude value sequence of measurement signals have errors; an IHS algorithm is provided to solve the non-linear optimization problem of converting the model to be restrained by conditions through formula derivation. The IHS algorithm enables a standard HS algorithm to have good ergodicity in the early stage and a high accuracy characteristic in the later solution stage. Due to the limitation of the restraining conditions, the IHS algorithm can still carry out solution accurately when a retrieval matrix equation is an underdetermined equation, and the limitation of the maximum division layer number of an aquifer in the retrieval model is eliminated.

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27-05-2015 дата публикации

Detection method for medicinal compositions of brucea javanica medicinal material, oleum fructus brucease and oleum fructus brucease pharmaceutical preparation

Номер: CN104655746A
Принадлежит:

The invention provides a drug efficacy fingerprint detection method for traditional Chinese medicinal material brucea javanica, traditional Chinese medicine extractive oleum fructus brucease, or a medicine composition containing traditional Chinese medicine extractive oleum fructus brucease. According to the method, through complete characterization of effective constituents and establishment of a relation between the ccharacterization and the medical efficacy, correlation of a fingerprint with pharmacodynamics is realized, so that the purpose of characterizing pharmacodynamics with the fingerprint is achieved.

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20-08-2014 дата публикации

Method for detecting magnetic resonance sounding signals

Номер: CN103995293A
Принадлежит:

The invention discloses a method for detecting magnetic resonance sounding signals. The method comprises the steps that according to MRS signal components of each conducting layer, a regression equation and a correlation coefficient of the MRS signal components are worked out through a linear regression equation with one unknown; due to the interference of various noises, the correlation coefficient is possibly small and in order to improve the significance of the recession equation, data points with larger errors need to be removed from original data; the current recession equation serves as a template, the data points far away from the template are removed, and the rest of the data are used for calculating a new recession equation and a new correlation coefficient. The process is repeated and when the correlation coefficient is large enough or the number of the remaining points is small, iteration is stopped. If iteration is stopped because the correlation coefficient is large enough, ...

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20-08-2014 дата публикации

Transient electromagnetic early signal reconstruction method

Номер: CN103995292A
Принадлежит:

The invention discloses a transient electromagnetic early signal reconstruction method. A signal reconstruction algorithm of an incremental Wiener deconvolution filter is adopted, namely after an observation signal is sent into the incremental Wiener deconvolution filter, the error of an output signal of the deconvolution filter is estimated, and when a preset iterative time is reached, the estimated error of the output signal of the deconvolution filter is output as a reconstruction signal. By means of the algorithm, deconvolution errors of early signals can be reduced, the problem that a deconvolution system is unstable due to high-frequency noise components in measured data is eliminated, and the optimal estimation value of a transient electromagnetic signal is obtained. As is shown in theoretical analysis and measured results, compared with a damping match method, signals restored in the method are more close to a theoretical signal curve, the shallow surface detection resolution ratio ...

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30-10-2020 дата публикации

Combined wastewater sampling device

Номер: CN0211825189U

The utility model discloses a combined wastewater sampling device. The utility model discloses a combined wastewater sampling device. The device comprises a base, wherein the sampling bottle shell (1), the sampling bottle (2) and the stainless steel bottom pendant (3) are fixed; the stainless steel bottom pendant is fixed at the bottom of the fixed sampling bottle shell through a bolt assembly orin a welding manner; wherein the sampling bottle is placed in the fixed sampling bottle shell; a group of fixed sampling bottle rope holes (4) with the same structure are formed in a shell body of thesampling bottle shell; a sampling bottle fixing rope (5) penetrates through the sampling bottle fixing rope hole to fix the sampling bottle in the sampling bottle fixing shell, a triangular hanging bracket (6) is connected to the sampling bottle fixing shell in a rotating mode, and a pull rope (7) with scale marks is connected to the triangular hanging bracket. The utility model is applied to thecombined ...

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27-08-2014 дата публикации

Dynamic contour model based surface nuclear magnetic resonance inversion method

Номер: CN104008249A
Принадлежит:

The invention discloses a dynamic contour model based surface nuclear magnetic resonance inversion method. The dynamic contour model based surface nuclear magnetic resonance inversion method comprises setting the number of water content layers in a detection area and initializing the thickness and a water content value of every layer in the SNMR (Surface Nuclear Magnetic Resonance) layered inversion solution process; dividing a sub-water-content vertical distribution graph into MN micro elements to meet a matrix equation of a dynamic model; performing iteration solution on the matrix equation and performing dynamic adjustment on the thickness and the water content value of every water content layer in the iteration process to search an optimal solution which meets the matrix equation. The dynamic adjustment is constantly performed on a contour of the vertical distribution graph of the water content values in the detection area in the integral solution process and accordingly the dynamic ...

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27-08-2014 дата публикации

Ground nuclear magnetic resonance three-dimensional inversion method

Номер: CN104007477A
Принадлежит:

The invention discloses a ground nuclear magnetic resonance three-dimensional inversion method. First, dimensionality reduction is performed on a three-dimensional forward model through straightening transformation, and the three-dimensional inversion problem is abstracted to a matrix equation solving model; a constrained GMERR algorithm is provided for solving the SNMR signal three-dimensional inversion problem; an intermediate solution of the water content is obtained through the GMERR algorithm first, the value range of the intermediate solution is then forcibly converted to range from 0 to 100% through constraint conditions, and the optimal solution is obtained through multiple iterative operations. The ground nuclear magnetic resonance three-dimensional inversion method is high in inversion precision at different signal-to-noise ratios, good in stability and high in anti-noise capacity.

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01-04-2015 дата публикации

Mining explosive intrinsically safe controller

Номер: CN104483881A
Принадлежит:

The invention provides a mining explosive intrinsically safe controller which comprises an upper-position machine, a middle-position machine, a keyboard and an acousto-optic alarm device, wherein the upper-position machine is connected with the middle-position machine, the keyboard and the acousto-optic alarm device to carry out data exchange; the middle-position machine is internally provided with a central processing unit; the central processing unit carries out signal transmission with an external circuit through an optical signal; a direct current signal generation module and an alternating current generation module transfer signals to a signal superposition module; the signal superposition module superposes the signals and transports signals to a safe loop line; and the central processing unit transmits the signals to an inquiry line by a residual charge processing module through an optical signal. The middle-position machine generates direct current and alternating current superposed ...

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23-03-2005 дата публикации

Compound dichloroacetic acid diisopropylamin powder-injection and its preparation method

Номер: CN0001596883A
Принадлежит:

A powder injection of compound diisopropylamine dichloroacetate is prepared from diisopropylamine dichloroacetate, sodium gluconate, mannitol and the water for injection through dissolving sodium gluconate in the water for injection, adding acetic acid to regulate pH-4.0-6.5, adding others, stirring and freeze drying.

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27-07-2011 дата публикации

Brucea javanica oil obtained by reducing content of protein, and medicine composite and preparation method thereof

Номер: CN0102133245A
Принадлежит:

The invention relates to brucea javanica oil and medicine composite and preparation method thereof. The brucea javanica oil is obtained by reducing the content of protein in brucea javanica fatty oil by protein removing process, so that the obtained brucea javanica oil has good stability, does not have anaphylactic reaction and other side effects, and is safe and effective in clinical medication.The invention further relates to an safety and effective fatty oil emulsion by taking the brucea javanica oil as main ingredients, and a preparation method thereof.

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01-04-2015 дата публикации

Underground coal mine communication control device

Номер: CN104483882A
Принадлежит:

The invention provides an underground coal mine communication control device which comprises a controller and linear equipment, wherein the controller and the linear equipment are connected through an eight-core mining communication cable; the eight-core mining communication cable comprises two power lines, two voice lines, one information trunk, one safety loop line and two data lines; the linear equipment comprises an emergency stop switch, an amplified phone and a circuit terminal; the emergency switch and the amplified phone are arranged between the controller and the circuit terminal through the eight-core mining communication cable. A middle-position machine in the controller generates direct current and alternating current superposed signals on the safety loop line, so that the noise is small and the anti-jamming capacity is strong; the middle-position machine processes the residual charge of the cable on the information trunk, so that the communication speed of the information trunk ...

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13-08-2014 дата публикации

Two-dimensional retrieval method for surface nuclear magnetic resonance

Номер: CN103984033A
Принадлежит:

The invention discloses a two-dimensional retrieval method for surface nuclear magnetic resonance. The two-dimensional retrieval method comprises the following steps: carrying out dimension reduction processing onto a two-dimensional forward model by utilizing a straightening transform method, and abstracting the two-dimensional forward model into a matrix equation solving model; carrying out retrieval solution by utilizing a method of combining least square and singular value decomposition (LS/SVD) with improved stochastic gradient descent (ISGD); and getting a rough solution of the matrix equation by adopting LS-SVD, and getting a fine solution by utilizing ISGD on the basis of the rough solution. Under the conditions of different signal-noise ratios, the retrieval results obtained by the method disclosed by the invention are fitted with water-bearing structure distribution in the model, so that even the signal-noise ratios are 0 dB, the retrieval results still can recognize a geohydrologic ...

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07-05-1997 дата публикации

Aqueously soluble powder preparation of taxinol and its preparing method

Номер: CN0001148957A
Принадлежит:

A water-soluble powder injection of taxusol for curing ovary cancer and mastocarcincma features to use 5% glucose injection or 0.9% sodium oxide injection as solvent instead of cremophor EL. It has the advantages of no anaphylactic reaction, high stability and better water solubility. The said powder injection is prepared by special prescription and freeze drying process.

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20-04-2011 дата публикации

Brucea javanica oil and pharmaceutical composition containing the same and preparation method thereof

Номер: CN0101804085B
Принадлежит:

The invention relates to a brucea javanica oil and a pharmaceutical composition containing the same and a preparation method thereof, wherein the brucea javanica oil is prepared by removing higher ester from brucea javanica fat oil, or further removing phytosterol, toxic ingredients and impurities, the substance base is definite and controllable and is safe and effective in clinical medication. The invention also relates to safe and effective fat-oil emulsion injection using the brucea javanica oil as main ingredient and the preparation method.

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11-01-2012 дата публикации

Method for detecting stochastic resonance transient electromagnetic weak signals

Номер: CN0101825665B
Принадлежит:

The invention relates to a method for detecting stochastic resonance transient electromagnetic weak signals. Transient electromagnetic detecting receiving signals are ns (t), wherein ns (t) is equal to s (t) plus n (t), and s (t) is target signals. In the method, scale variation is carried out on the signals, i.e. the frequency domain of time-domain signals ns (t) is NS (jw), and the frequency domain of ns (mt) is shown in the specification, wherein m is a nonzero constant. The time-domain signals are compressed by m times, and the frequency spectrum thereof in the frequency domain is expanded by m times. Thus, the frequency of large frequency weak target signals in the noise received by transient electromagnetic detection is reduced to be less than 0.1Hz, the weak target signals are input to a stochastic resonance system to generate resonance, then the target signals after time-domain compression are extracted, and then the frequency spectrum of the obtained target signals is reduced.

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24-06-2015 дата публикации

Acquisition method and device for micro-seismic signals within large dynamic range

Номер: CN104730573A
Принадлежит:

The invention discloses an acquisition method and device for micro-seismic signals within the large dynamic range. The device comprises a signal processing part, an FPGA processing part, a power source part and an output part. The signal processing part is connected with the FPGA processing part and the power source part. The FPGA processing part is connected with the power source part and the output part. The method is suitable for acquiring the micro-seismic signals within the large dynamic range, the high resolution is acquired, the micro-seismic signals of different intensity degrees can be sampled without distortion, accuracy is high, stability is good, the dynamic range is large, and the method and device are suitable for acquiring the micro-seismic signals of different intensity degrees and have the high resolution for weak signals. For random and variable micro-seismic signals, a system can adjust the gains of an amplifier in time, and the signals can be acquired without distortion ...

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03-09-2014 дата публикации

Ground penetrating radar signal preprocessing method and device based on instantaneous amplitude parameters

Номер: CN104020498A
Принадлежит:

The invention discloses ground penetrating radar signal preprocessing method and a device based on instantaneous amplitude parameters. The method comprises steps that: instantaneous amplitude and instantaneous frequency of a ground penetrating radar signal are extracted, and an instantaneous amplitude matrix A and an instantaneous frequency matrix f are respectively acquired; a first row in the A is deleted to acquire A<*>, normalization processing on the instantaneous frequency matrix f is carried out to acquire a normalized instantaneous frequency matrix f<*>, a combined instantaneous parameter matrix J of the ground penetrating radar signal is calculated, and J = A<*> * f<*>. According to the method, the instantaneous amplitude information of the ground penetrating radar signal is employed, so buried depth of an interface and absorption capability of each medium layer for emission pulses can be accurately ...

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16-03-2005 дата публикации

Environmental protection chicken breeding method on a large scale

Номер: CN0001593116A
Принадлежит:

The invention discloses a scaled chicken raising method which comprises, range breeding by selecting grassland or artificial pasture ground with fine ventilation and high height, feeding with concentration material containing no antibiotics, hormones and animal protein as well as energy feeding-stuff, wherein the chickens only eat non-polluted grass, seeds, edible mushroom and insects, thus the feeding-stuff can be conserved and the raising cost can be reduced.

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11-03-2015 дата публикации

Anchor rod length measuring method and anchor rod length measuring instrument

Номер: CN104406549A
Принадлежит:

The invention discloses an anchor rod length measuring method and an anchor rod length measuring instrument. The anchor rod length measuring method comprises the following steps: a transmitting module is used for generating a plurality of sinusoidal signals with different frequency values according to a set frequency interval and transmitting the sinusoidal signals to an anchor rod in sequence; each sinusoidal signal is transmitted from the starting end of the anchor rod and is reversely transmitted to the starting end of the anchor rod after being reflected at the tail end of the anchor rod, so that incident waves and reflecting waves at the starting end of the anchor rod can be superposed to form standing wave signals; a receiving module is used for receiving the standing wave signals at the starting end of the anchor rod in sequence; a control module is used for mapping voltage values and frequency values of all the standing wave signals onto a two-dimensional curve; the length measurement ...

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08-09-2010 дата публикации

Method for detecting stochastic resonance transient electromagnetic weak signals

Номер: CN0101825665A
Принадлежит:

The invention relates to a method for detecting stochastic resonance transient electromagnetic weak signals. Transient electromagnetic detecting receiving signals are ns (t), wherein ns (t) is equal to s (t) plus n (t), and s (t) is target signals. In the method, scale variation is carried out on the signals, i.e. the frequency domain of time-domain signals ns (t) is NS (jw), and the frequency domain of ns (mt) is shown in the specification, wherein m is a nonzero constant. The time-domain signals are compressed by m times, and the frequency spectrum thereof in the frequency domain is expanded by m times. Thus, the frequency of large frequency weak target signals in the noise received by transient electromagnetic detection is reduced to be less than 0.1Hz, the weak target signals are input to a stochastic resonance system to generate resonance, then the target signals after time-domain compression are extracted, and then the frequency spectrum of the obtained target signals is reduced.

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08-04-2015 дата публикации

Method for obtaining microearthquake wave velocity based on space geometry relationship

Номер: CN104502964A
Принадлежит:

The invention relates to a method for obtaining a microearthquake wave velocity based on a space geometry relationship. The method comprises the following steps: constructing an inequation of microearthquake equivalent wave velocity V according to the space geometry relationship of an earthquake focus point and a base station, constructing a regularly changing time difference fitness function shaped like a quadratic function with an upward opening, proposing a monotonous unidirectional searching algorithm, and resolving an optimum wave velocity. The method perfectly solves the problem that a velocity model in microearthquake positioning is inaccurate or non-unique, and does not need any prior engineering experience; the microearthquake wave velocity can be quickly and precisely solved according to the observation data of sensors for microearthquake arrival time, so that the positional accuracy of a microearthquake positioning algorithm in a later period is guaranteed, the rate of convergence ...

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30-12-2015 дата публикации

Portable mining blow detector

Номер: CN0204924842U
Принадлежит:

The utility model discloses a portable mining blow detector, including ARM host system, gas pressure sensor and AD conversion module, atmospheric pressure sensor, SPI FLASH storage module, button input module, LCD and USB interface, wherein be equipped with the AD converter among gas pressure sensor and the AD conversion module, AD converter and ARM host system's SPI1 interface connection, the atmospheric pressure sensor AD converter that has integrateed, the atmospheric pressure sensor links to each other with ARM host system's I2C interface, SPIFLASH storage module and ARM host system's SPI2 interface connection, button input module and ARM host system are connected, LCD and ARM host system's FSMC interface connection, the USB interface is connected with ARM host system, arranges in the ARM host system. This detector uses measures drill chip gas desorption index K1 as main function, have small, the low power dissipation, man -machine interface is friendly, the operating speed is fast, ...

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12-03-1997 дата публикации

Red sage root and its composite compound red sage root powder injection and preparation method

Номер: CN0001144673A
Принадлежит:

A compound red sage powder injection for curing coronary heart disease with high curative effect is an imporvement on its existing liquid injection for higher quality and stability, and is prepared from its raw medicinal materials including red sage root, excipient and disperser through filtering or ultrafiltration for removing bacteria and freeze or spray drying under aseptic condition. It is used for intravenous injection.

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18-08-2010 дата публикации

Brucea javanica oil and pharmaceutical composition containing the same and preparation method thereof

Номер: CN0101804085A
Принадлежит:

The invention relates to a brucea javanica oil and a pharmaceutical composition containing the same and a preparation method thereof, wherein the brucea javanica oil is prepared by removing higher ester from brucea javanica fat oil, or further removing phytosterol, toxic ingredients and impurities, the substance base is definite and controllable and is safe and effective in clinical medication. The invention also relates to safe and effective fat-oil emulsion injection using the brucea javanica oil as main ingredient and the preparation method.

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13-01-2016 дата публикации

Synchronized clock controlling means and distributed synchronous sampling system

Номер: CN0204967819U
Принадлежит:

The utility model discloses a synchronized clock controlling means and distributed synchronous sampling system, synchronized clock controlling means includes: synchronization signal modulation unit, power, with power transmission line and at least one synchronization signal demodulation unit that the power electricity is connected, synchronization signal modulation unit includes synchronization pulse source, modulator and modulation power module, synchronization signal demodulation unit includes demodulator and demodulation power module, the input of modulator with synchronization pulse source electricity is connected, the output of modulator with power transmission line electricity is connected, the input of demodulator with power transmission line electricity is connected. The utility model discloses the high accuracy of line locking, the synchronous scheme of high stable have been realized under the prerequisite that need not lay synchronous line.

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20-07-2011 дата публикации

Ground detector transmitter

Номер: CN0102129088A
Принадлежит:

The invention discloses a ground detector transmitter, which comprises a power supply, a main control circuit, a digital/analogue (D/A) conversion circuit, a transmitting circuit and a monitoring circuit, wherein the main control circuit is a singlechip; the monitoring circuit comprises a sampling circuit; the transmitting circuit comprises a bridge circuit, an isolation circuit and a transmitting antenna circuit; the isolation circuit is connected with the main control circuit; and the D/A conversion circuit is connected with the main control circuit. The ground detector transmitter is characterized in that: a switching circuit is arranged in the transmitting circuit; the control end of the switching circuit is connected with the output end of the control circuit; the input end of the control circuit is connected with the D/A conversion circuit; the input end of the switching circuit is connected with the output end of the bridge circuit; the output end of the switching circuit is connected ...

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12-03-1997 дата публикации

Zhuling polysaccharide powder injection and its preparation method

Номер: CN0001144658A
Принадлежит:

A powder injection of umbellate pore-fungus polyose for increasing immunity is an improvement on its liquid injection for higher quality and stability, and is prepared through such steps as conventional extracting of umbellate pore-fungus, adsorbing inorganic ions by anionic or cationic resin column, removing heat source and prototein impurities by glucosan gel column, filtering or ultrafiltration of medical liquid for removing bacteria, and freeze or spray drying under sterile operation. It is used for intravenous injection.

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22-04-2015 дата публикации

Mining intrinsic safety type concentrator

Номер: CN104528320A
Принадлежит:

The invention provides a mining intrinsic safety type concentrator which comprises a lower computer, a temperature plate, a voice module and an emergency stop switch. The lower computer comprises an input module, an output module, an input type selecting switch, a central processing unit and a hardware linkage control module, wherein the voice module is connected with the central processing unit, the emergency stop switch is connected with the hardware linkage control module, the hardware linkage control module controls disconnection of an underground coal mining device under the emergency situation through the output module, the input module monitors signals of underground sensors and temperature sensor signals acquired by the temperature plate and inputs the signals to the central processing unit through the input type selecting switch, the central processing unit controls the underground coal mining device through the output module according to the acquired signals, and the input module ...

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