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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 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 4. Отображено 4.
06-06-2023 дата публикации

Self-adaptive energy conversion device and method based on vibration spectrum of mining air duct

Номер: CN116232123A
Автор: QIAO TIEZHU, ZHANG SONGWEI, DONG HUIJIE
Принадлежит:

The invention provides an energy self-adaptive conversion device and method based on a mining air duct vibration frequency spectrum, and belongs to the technical field of mining air duct vibration frequency spectrum energy self-adaptive conversion. The technical problem to be solved is to provide an energy adaptive conversion device hardware structure based on the vibration spectrum of the mining air duct and an improvement of a conversion method. According to the technical scheme adopted for solving the technical problem, the system comprises an energy conversion device and an energy processing device, wherein the energy conversion device is used for collecting natural vibration frequency data of the mining air duct and converting vibration energy into electric energy; the energy processing device is used for carrying out self-adaptive matching on the electric energy output by the energy conversion device; the electric energy output end of the energy conversion device is electrically connected ...

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Номер записи: 1
16-05-2023 дата публикации

SVR model hyper-parameter optimization method based on improved African vulture algorithm

Номер: CN116128071A
Автор: SHANG SHANG, QIAO TIEZHU, WANG ZHAOBIN, SHI YISHAN, LIU QIANG, ZHU JIAN, XU HUAN, YE CHEN
Принадлежит:

The invention belongs to the technical field of machine learning model optimization, and particularly relates to an SVR (support vector regression) model hyper-parameter optimization method based on an improved African vulture algorithm, which introduces a Circle chaotic mapping fusion reverse learning strategy to initialize a population and increase population diversity; according to the mathematical characteristics of a cosine function, the cosine function is fused into a vulture individual hunger rate updating formula, and the balance degree between the global search capability and the local development capability of the algorithm is improved; the improved sine and cosine algorithm with strong global search capability is integrated in the process of executing the global search by the African vulture individuals, so that the global search capability of the algorithm is greatly improved, the algorithm is prevented from falling into local optimum, and the solving precision of the algorithm ...

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Номер записи: 2
06-07-2016 дата публикации

Multiple signal line concentration transmission device

Номер: CN0205377909U
Автор: MIAO JIJUN, QIAO TIEZHU, MIAO YUANYUAN, XU YONGFENG, LIU BO, ZHANG XUEZHONG, JIANG MINGXUE, ZHAO LIJIE, PAN RUIQING
Принадлежит:

... 本实用新型公开了一种多路信号集线传输装置，包括：微处理器以及通过总线方式与微处理器连接的RS232输入接口模块、微处理器通讯接口模块、RS232传输模块、以太网传输模块、无线传输模块、RS485传输模块、Flash存储器、信号采集处理模块、RS485输入接口模块，以及电源模块。利用本实用新型能够实现多路信号的采集和传输。 ...

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Номер записи: 3
23-06-2023 дата публикации

KELM neural network optimization method based on improved squirrel algorithm

Номер: CN116306838A
Автор: ZHANG XIANZHI, SHANG SHANG, WANG ZHAOBIN, YE CHEN, QIAO TIEZHU, ZHU JIAN, SHI YISHAN, XU HUAN
Принадлежит:

The invention belongs to the technical field of neural network optimization, and particularly relates to a KELM neural network optimization method based on an improved squirrel algorithm, which is characterized in that squirrel populations are classified through a fitness threshold value in an iteration process, and different dynamic sliding coefficients are respectively adopted, so that the squirrel populations are optimized; in this way, the early-stage global search capability and the later-stage local exploration capability of the algorithm are enhanced. And the non-high-quality squirrels are subjected to large-scale global optimization, and the high-quality squirrels are subjected to small-scale fine exploration, so that the optimization performance of the algorithm is improved. An information sharing strategy is adopted to update the positions of squirrels on a pecan tree, high-quality information of a population is effectively utilized, the convergence speed of an algorithm is increased ...

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Номер записи: 4