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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 16. Отображено 16.
15-06-2016 дата публикации

Cover bagging apparatus

Номер: CN0205312005U
Автор: LYU BING, HE XIAOLIN
Принадлежит:

... 本实用新型要解决的技术问题是提供一种不同于现有技术方案的套袋装置,能够实现包装袋的口朝下套入产品,满足了产品放置在生产线上方的场合的自动化升级需求。通过抓袋器和插袋臂,实现了包装袋自上而下的套入动作,从而解决了产品放置在生产线上方的场合的套袋问题。 ...

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12-05-2023 дата публикации

Gas turbine system of distributed detonation combustion chamber

Номер: CN116104645A
Принадлежит:

The invention provides a gas turbine system of a distributed detonation combustion chamber, comprising: a gas turbine main body, comprising a slow combustion chamber, and a gas compressor and a turbine which are coaxially connected, air is introduced into an air inlet of the gas compressor, and an exhaust port is connected with the slow combustion chamber, so that the compressed air and fuel are mixed for combustion; smoke generated by the slow-combustion combustion chamber pushes a turbine to do work, and a gas compressor is driven to operate. The detonation power generation system comprises multiple sets of detonation combustion chambers arranged in parallel and a turbine generator set, the turbine generator set comprises a detonation turbine and a generator which are coaxially connected, and an air inlet of each set of detonation combustion chamber communicates with an exhaust port of an air compressor, so that compressed air and fuel are mixed and detonated to be combusted; and exhaust ...

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15-08-2023 дата публикации

Adaptive modeling method based on Gaussian process regression

Номер: CN116595862A
Принадлежит:

The invention discloses a self-adaptive modeling method based on Gaussian process regression (GPR), which comprises the following steps of: determining a sample point sampled next time by taking an extreme point and an inflection point of Gaussian process regression (GPR) modeling of a sample sampled last time as reference points, and verifying and finely adjusting an agent model through multiple times of sampling process and modeling process iteration, so as to obtain an adaptive modeling result. And obtaining a final prediction agent model. And fine but important local features (such as narrow peaks or zero points) can be captured in detail, so that the time and hardware cost required by a high-precision simulation model are greatly reduced.

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25-07-2023 дата публикации

Syringe packaging and sealing device with air tightness detection function

Номер: CN116477137A
Автор: TANG YI, LYU BING, LI YUE
Принадлежит:

The invention discloses an injector packaging and sealing device with an air tightness detection function, and relates to the technical field of packaging and sealing, the injector packaging and sealing device adopts a bidirectional attaching packaging and sealing mode and a full-automatic operation mode, and specifically comprises the following steps: conveying two packaging films from top to bottom; the injector'falls' to the middle position of two packaging films along the position right above the belt through groove, edge ironing, packaging and sealing are conducted on the packaging films through the hot ironing frame, then continuous packaging bags which are packaged are cut one by one, negative pressure type air tightness detection is conducted on the cut packaging bags, and the packaging films are subjected to air tightness detection according to the result of negative pressure air tightness detection. The invention aims to improve the packaging operation efficiency, does not need ...

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06-06-2023 дата публикации

Underwater navigation method and device integrating various data

Номер: CN116222551A
Принадлежит:

The invention discloses an underwater navigation method and device fusing various data, and the method comprises the steps: building a combined navigation system comprising a micro-inertial combination unit, a magnetic sensor and a depth sensor, and determining a state initial value of the combined navigation system; the micro inertial combination unit forms a strapdown inertial navigation system, updates the state of the combined navigation system, and estimates the attitude error, the speed error and the position error of the combined navigation system at the current moment; processing the geomagnetic data and the geomagnetic field data of the target area synchronously measured by the magnetic sensor to obtain the longitude and latitude of the position of the integrated navigation system; building measurement information, and estimating the Kalman filtering state quantity of the integrated navigation system; and correcting the output of the integrated navigation system in real time to ...

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25-07-2023 дата публикации

Infusion apparatus winding and assembling equipment with automatic feeding function

Номер: CN116477420A
Автор: TANG YI, LYU BING, LI YUE
Принадлежит:

The invention relates to the technical field of infusion apparatus winding, in particular to automatic feeding infusion apparatus winding and assembling equipment which comprises a base, a first bearing table and a second bearing table are fixedly mounted at the top of the base, a rack is fixedly connected to the top of the base, a transverse plate is fixedly connected to the top of the rack, and a rotating groove is formed in the top of the first bearing table; the inner side wall of the rotating groove is fixedly connected with an annular rail, a winding assembly is arranged in the first bearing table and comprises a first electric push rod and a push plate, and the first electric push rod is fixedly installed at the bottom of the inner wall of the first bearing table. Meanwhile, by arranging the clamping plates, the problem that the infusion hose swings in the winding process is effectively solved.

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23-06-2023 дата публикации

Automatic capping device for carton label paper seal

Номер: CN116280533A
Принадлежит:

The invention discloses an automatic capping device for a carton label paper seal. The automatic capping device comprises a bottom plate, a cover plate, an air suction block, a rotating arm, an air cylinder, a seal, a support and a sliding rail. The upper surface of the bottom plate is connected with one ends of the four supports, and the carton label paper is stacked on the bottom plate and located among the four supports. The other ends of the four brackets are connected with the cover plate; the air cylinder is mounted on the lower surface of the cover plate; the seal is installed at the end of a piston rod of the air cylinder. One end of the sliding rail is located above the bottom plate, and the upper portion of the rotating arm is installed on the sliding rail. And the air suction block is positioned on the guide rod at the lower part of the rotating arm. According to the technical content disclosed by the invention, automatic stamping of the seal on the outer surface of the label ...

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22-08-2023 дата публикации

Method and device for processing and analyzing operation risk of power grid

Номер: CN116629604A
Принадлежит:

The invention discloses a power grid operation risk processing analysis method and device, and relates to the technical field of power grid risk prevention and control. According to the main technical scheme of the invention, the method comprises the steps: constructing a risk relation graph through the risk source information of a power grid, wherein the risk relation graph is used for storing the mapping relation between various preset risk sources and risk problems caused by the preset risk sources; collecting risk data from each operation system in the power grid by using a preset risk source, wherein the risk data at least comprises a target preset risk source which has occurred in the history and corresponding risk fault processing information thereof; therefore, according to the target preset risk source, the corresponding risk causing problem and the corresponding risk disposal information, the auxiliary decision graph integrated with the preset risk control content is constructed ...

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02-05-2023 дата публикации

Method for predicting conductor target RCS

Номер: CN116047448A
Принадлежит:

The invention discloses a method for predicting conductor target RCS (radar cross section), which comprises the following steps: fusing a physical optical method (PO) as prior information into Gaussian process regression, constructing a new GPR covariance function by adopting spectrum asymptotic representation of a linear covariance function and a steady-state covariance function, designing an initialization method based on empirical spectral density, and predicting the RCS of a conductor target. And finally, a universal and high-precision RCS prediction model is obtained. By introducing spectrum asymptotic representation of a stationary covariance function, the limitation of adopting a period hypothesis can be eliminated, so that GPR can adaptively represent RCS features of targets with simple and complex shapes, and higher prediction precision is provided; the method is initialized, convergence performance in the training process can be ensured, and prediction precision is improved.

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25-08-2023 дата публикации

Power grid fault risk disposal method and device based on knowledge graph

Номер: CN116644810A
Принадлежит:

The invention discloses a power grid fault risk disposal method and device based on a knowledge graph, and relates to the technical field of power grid risk prevention and control. According to the main technical scheme, target equipment and subordinate information corresponding to the target equipment are extracted from a preset power equipment fault text, wherein the subordinate information at least comprises structure information of the target equipment and historical fault information of the target equipment; the structure information of the target equipment is analyzed and reconstructed through the knowledge graph technology, a corresponding tree structure knowledge base is obtained, and leaf nodes in the tree structure knowledge base are used for storing components or assemblies of the target equipment in a refined mode according to preset hierarchies; extracting description information of the component or the assembly from historical fault information of the target equipment; creating ...

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09-06-2023 дата публикации

Method and system for monitoring working state of therapeutic machine

Номер: CN116248722A
Принадлежит:

The invention is suitable for the field of medical equipment, and provides a method for monitoring the working state of a therapeutic machine, and the method comprises the steps: the therapeutic machine obtains the working state of an instrument assembly of the therapeutic machine, and judges the state information of the therapeutic machine according to the working state of the instrument assembly, and the state information comprises any one of a standby state, a working state and a shutdown state. And the therapeutic machine transmits the state information to the equipment terminal through the server. The working state of the therapeutic machine is judged through the state parameters of the multiple instrument assemblies, the data accuracy is improved, and the working state monitoring method of the therapeutic machine is further optimized.

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07-04-2023 дата публикации

Intelligent terminal safety monitoring device

Номер: CN115920278A
Принадлежит:

The invention discloses an intelligent terminal safety monitoring device, belongs to the technical field of fire safety, and aims to solve the problem that an existing dry powder fire extinguishing device affects normal use of equipment for the electric power Internet of Things. The intelligent terminal safety monitoring device comprises a detection unit (319), a control unit (318) and a fire extinguishing agent reaction box (3) which are connected in sequence; the fire extinguishing agent reaction box (3) is internally provided with a storage area and a reaction chamber (306), the storage area comprises two placement chambers (305), the two placement chambers (305) are internally provided with a first agent and a second agent respectively, the first agent and the second agent can be mixed and react to generate carbon dioxide gas and foam, and the carbon dioxide gas and the foam can be discharged from an outlet (304). The intelligent terminal safety monitoring device not only can effectively ...

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30-06-2023 дата публикации

Dental seat

Номер: CN116350464A
Принадлежит:

The invention provides a dental seat. The dental seat comprises a support frame; the first bracket is movably mounted at one end of the supporting frame; one end of the second bracket is hinged to the other end of the supporting frame, and the second bracket and the first bracket are located on the two opposite sides of the supporting frame respectively; the driving assembly is used for driving the first bracket to move, the driving assembly is installed on the supporting frame, and the power output end of the driving assembly is connected with the first bracket; and the connecting rod assembly is used for driving the second bracket to rotate upwards when the free end of the first bracket swings downwards, the connecting rod assembly is in transmission connection with the first bracket and the second bracket, and the connecting rod assembly is installed on the supporting frame. According to the dental seat provided by the invention, the first bracket and the second bracket are linked through ...

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25-04-2023 дата публикации

Conductor target RCS prediction method combining machine learning and physical mechanism

Номер: CN116011588A
Принадлежит:

The invention discloses a conductor target RCS prediction method combining machine learning and a physical mechanism. The conductor target RCS prediction method is specifically implemented according to the following steps: step 1, infinitely approaching a conductor target single-station RCS calculation formula under a PO mechanism to the form of an SVR function in form by using an analogy method; searching a most suitable kernel function according to an SVR function form combined with physical prior; 2, designing test process sampling and preprocessing to obtain a training data set; 3, training the IPOI-SVR model proposed in the step 1 according to the data set sampled in the step 2, and obtaining an approximate function for predicting the RCS of the conductor target; and 4, predicting the RCS of the conductor target at different azimuth zenith angles theta according to the trained approximation model. According to the method, the problem of low precision caused by purely relying on a physical ...

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09-05-2023 дата публикации

Gas turbine based on supercharging heat exchanger and control method thereof

Номер: CN116085112A
Принадлежит:

The invention provides a gas turbine based on a supercharging heat exchanger and a control method thereof, and the gas turbine comprises a gas turbine main body which comprises a starting generator, a gas compressor and a turbine which are sequentially and coaxially connected through a main shaft; air is introduced into an air inlet of the air compressor, an exhaust port of the air compressor is communicated with a first air inlet end of the pressurization heat exchanger and used for further pressurizing and warming the air, and a first exhaust end of the pressurization heat exchanger is communicated with an air inlet of the detonation combustion chamber and used for mixing the air and fuel for detonation combustion; an exhaust port of the detonation combustion chamber is communicated with a second air inlet end of the pressurization heat exchanger and used for enabling detonation smoke to enter the pressurization heat exchanger and conducting pressurization and temperature increasing on ...

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13-06-2023 дата публикации

Engine and combustion chamber structure thereof

Номер: CN116252967A
Принадлежит:

The invention discloses an orbit control detonation power device and an aircraft. The orbit control detonation power device comprises an outer shell, an oxidizing agent storage tank, a fuel oil storage tank and a detonation engine, wherein the oxidizing agent storage tank, the fuel oil storage tank and the detonation engine are contained in the outer shell. And the oxidant storage tank and the fuel storage tank are respectively connected with the detonation engine through pipelines.

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