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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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Применить Всего найдено 9. Отображено 9.
09-06-2023 дата публикации

Target detection method for enhancing multi-scale feature extraction, multiplexing and fusion

Номер: CN116246116A
Автор: ZHANG WEI, YUAN JIA, ZHANG HAO, REN KEYU
Принадлежит:

The invention discloses a target detection method for enhancing multi-scale feature extraction, multiplexing and fusion. Relates to the technical field of artificial intelligence. The method comprises the following steps: in response to an identification request for a target image, inputting the target image into a target feature extraction network of a target detection model, and outputting N first feature images, the target detection model at least comprising the target feature extraction network, a feature fusion network and a target prediction network, the target detection model comprises a plurality of transmission channels, and the transmission channels are used for transmitting image features of a target image; inputting the N first feature images into a feature fusion network, and outputting M second feature images; and inputting the M second feature images into a target prediction network, and outputting an identification result of the target image. The technical problem that the ...

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Номер записи: 1
23-06-2023 дата публикации

Method and device for distributing cancel-after-verification quota

Номер: CN116308717A
Автор: REN KEYU, WU JIASEN, LIANG YAN
Принадлежит:

The invention provides a cancel-after-verification quota distribution method and device, and relates to the field of data intelligent analysis, the field of applicable finance and other fields, and the method comprises the steps: obtaining the accounting information of a user, and carrying out the extraction of user features through a CART algorithm according to the accounting information; dividing the user features into a plurality of feature data sets according to regions according to mechanism data in the accounting information; analyzing the feature data set through a CART classification decision tree model to obtain to-be-cancelled-after-verification data of each mechanism; and through the to-be-cancelled-after-verification data, carrying out cancel-after-verification quota distribution of each structure.

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Номер записи: 2
23-06-2023 дата публикации

Method for checking and selecting crane model according to environment

Номер: CN116307461A
Автор: SUN GENG, SUN YICONG, WANG CHUNLIN, CHANG ZHIGANG, WANG ZHIFANG, MA HONGJUN, REN KEYU, WANG TINGPING, WANG JUNCHAO, LIU BIN, YANG GAN
Принадлежит:

The invention relates to the technical field of crane model selection, and discloses a method for selecting a crane model by checking calculation according to an environment, which comprises the following steps of: establishing a total system platform for selecting the crane model, and firstly, receiving a crane working level of an external standard as a law degree of a crane model summary library in a system; according to the method for selecting the crane model through checking calculation according to the environment, through utilization of the crane model summary library, after to-be-operated working environment data is input, the system pushes the appropriate crane model for an operator to select, the system can provide the matched crane model for the operator according to different working environments, and the operation efficiency is improved. The problem of selection of crane models by green hands is solved, and more humanization is achieved; the selection checking calculation module ...

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Номер записи: 3
07-04-2023 дата публикации

Overhaul operation device and method for overhead line in transformer substation

Номер: CN115940016A
Автор: SUN GENG, SUN YICONG, CHANG ZHIGANG, WANG ZHIFANG, WANG CHUNLIN, MA HONGJUN, ZHAO YU, REN KEYU, WANG TINGPING, WANG JUNCHAO
Принадлежит:

The invention relates to an overhead line maintenance operation device and method in a transformer substation, and belongs to the technical field of electric power maintenance equipment, and the overhead line maintenance operation device comprises a flat car, a lifting mechanism arranged on the flat car, a translation mechanism arranged at the upper end of the lifting mechanism, and a maintenance platform arranged on the translation mechanism. A maintainer rides the maintenance platform, ascends to the position close to the overhead line through the lifting mechanism and carries out maintenance on the overhead line, an insulator string, a hardware fitting and other parts, in the maintenance process, the maintainer can move to a far maintenance position through the translation mechanism, a flat car does not need to be started frequently, flexibility is high, the maintenance range is wide, and the maintenance cost is low. And the maintenance convenience and maintenance efficiency of the overhead ...

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Номер записи: 4
04-08-2023 дата публикации

Multifunctional trolley for overhauling transformer substation

Номер: CN116544829A
Автор: SU CHANGBAO, NIU DONG, CHANG CHUN, ZHANG ZHENG, LIU BIN, YANG GAN, GAO HONGTAO, JING YINSHAN, REN KEYU, MA HONGJUN, YOU PIAOPIAO
Принадлежит:

The multifunctional trolley comprises a trolley body and assembly parts, the assembly parts comprise a first part, a second part, a third part and a fourth part, the first part, the second part, the third part and the fourth part can be assembled into an overhaul platform, a fence is arranged above the trolley body, a socket is arranged on the left side in the fence, and a plurality of sockets are arranged on the right side in the fence. A plurality of first clamping plates are uniformly arranged on the right side of the inserting rod from top to bottom; a vertical rod is arranged on the right side of the fence; a pushing handle is arranged on the upper side of the vertical rod; a networking online terminal is arranged on the inner side of the pushing handle; and second clamping plates are arranged at the left ends of the transverse plates. The multiple layers of transverse plates are arranged from top to bottom, so that the problem that various operation tools cannot be stored in the overhauling ...

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Номер записи: 5
18-06-2014 дата публикации

Preparation method of organic fertilizer rich in chitin

Номер: CN103864474A
Автор: REN KEYU
Принадлежит:

The invention relates to a preparation method of an organic fertilizer rich in chitin, particularly relates to a method for preparing a fertilizer from wastes or residues, more particularly relates to a method for preparing a fertilizer rich in chitin through the combination of microbiological decomposition and an earthworm digestive system, and aims to provide a preparation method for an organic fertilizer with high chitin content, wherein the preparation method is free of specially extracting chitin, low in production cost and little in environment pollution. The preparation method of the organic fertilizer rich in chitin comprises the following steps of crushing shells of insects or crustaceans; composting to ferment a base material; feeding earthworms and collecting vermicompost; collecting vermicompost fertilizer rich in chitin. The preparation method provided by the invention is safe, simple and convenient in operation, low in production cost and little in environment pollution; the ...

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Номер записи: 6
11-04-2023 дата публикации

Safety warning device for hoisting operation of transformer substation

Номер: CN115953943A
Автор: SUN GENG, SUN YICONG, WANG CHUNLIN, WANG ZHIFANG, MA HONGJUN, REN KEYU, WANG TINGPING, WANG JUNCHAO, LIU BIN, YANG GAN
Принадлежит:

The invention relates to the technical field of transformer substation hoisting operation, and discloses a transformer substation hoisting operation safety warning device which comprises a supporting plate, a warning mechanism is arranged above the supporting plate, and a reinforcing mechanism is arranged below the supporting plate; the warning mechanism comprises a power part, a deflection part and a warning part; the power part is located on the rear side of the deflection part, and the warning part is located above the deflection part. The deflection part comprises a connecting plate, a rotating disc is arranged in front of the connecting plate, a protruding block is fixedly connected to the front face of the rotating disc, a rotating shaft is fixedly connected to the front face of the connecting plate, and the front side face of the rotating shaft is sleeved with a supporting block. Through the warning mechanism, the power part drives the deflection part to do reciprocating motion, ...

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Номер записи: 7
02-05-2023 дата публикации

10kV switch cabinet bus grounding knife switch

Номер: CN116053071A
Автор: SUN GENG, SUN YICONG, WANG ZHIFANG, MA HONGJUN, REN KEYU, CHEN LE, WANG TINGPING, WANG JUNCHAO, LIU BIN, YANG GAN
Принадлежит:

The invention relates to the technical field of grounding knife switches, and discloses a 10kV switch cabinet bus grounding knife switch, which comprises a switch box, a rotating mechanism and a clamping mechanism are arranged in the switch box, and the rotating mechanism comprises a moving part and a rotating part. A first supporting frame arranged on a moving part is utilized, a rotating shaft rotates, a first bevel gear arranged on the side face of the first supporting frame and a third threaded rod rotate synchronously, and the first bevel gear and a second bevel gear are meshed with each other, so that the second bevel gear drives a threaded sleeve to rotate; the first threaded rod is driven to rotate through the threaded sleeve, and the top surface of the first threaded rod is provided with the contact of the bus, so that the bus is locked in the wiring frame through the plug and the contact, normal maintenance can be carried out under the condition that power supply is not affected ...

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Номер записи: 8
09-01-2008 дата публикации

Microstrip transmission line high speed sample taker

Номер: CN0101101308A
Автор: CHEN YUXIAO, ZHANG YANG, REN KEYU, SUN YINGMING, WANG YAN, CHEN MINDE, TANG DAN, DENG JUN, YUXIAO CHEN, YANG ZHANG, KEYU REN, YINGMING SUN, YAN WANG, MINDE CHEN, DAN TANG
Принадлежит:

The invention discloses a microstrip line high speed sampler for measuring high speed pulse signal waveform, comprising: signal transmission line, strobe transmission line, sampling circuit, and power supply circuit, where the sampling circuit comprises: sampling gate, sample hold capacitor, sampled signal hold circuit, multichannel scan circuit and output amplifier circuit; the tested pulse waveform is connected with the sampling gate via tap of the signal transmission line and connected with the sample hold capacitor via the sampling gate, and then connected in turn with the sampled signal hold circuit and the multichannel scan circuit and finally connected with the output amplifier circuit and outputs the sampled waveform; strobe pulse is connected with the sampling gate via the strobe transmission line and the power supply circuit is connected with the sampling gate, sampled signal hold circuit, multichannel scan circuit and output amplifier circuit. And the invention has features of ...

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Номер записи: 9