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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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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 9. Отображено 9.
13-06-2023 дата публикации

Integrated plant station wiring diagram management system based on cloud platform

Номер: CN116258448A
Автор: XIONG LI, LIANG ZHENCHENG, LIANG YANGDOU, LING WUNENG, SON JI-WON, WEN LIBIN, LIU MOSI, MO DONG, GUO MIN, WANG CHANGYUAN
Принадлежит:

The invention provides an integrated plant station wiring diagram management system based on a cloud platform, which solves the problem that a wiring diagram is inconvenient to uniformly store and manage, and the like, and comprises a bus and an exchanger which are connected with a server layer, the bus is connected with a provincial dispatching center, the bus is connected with a private network through a router, the router is equipped with a firewall, and the firewall is connected with the server layer. And the private network is connected with the ground-level dispatching center. The method has the advantages of good management effect, good drawing adaptability and the like.

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Номер записи: 1
02-05-2023 дата публикации

Multi-bus substation stability control method and device

Номер: CN116054386A
Автор: KONG XIANGYUN, LI QIUWEN, LI LI, LI LING, LIN JIE, SUN YAN, SON JI-WON, LIANG YANGDOU
Принадлежит:

The invention belongs to the field of electric power, and particularly relates to a multi-bus substation stability control method and device, and the method comprises the steps: adjusting a switch needing to be cut off to a bus according to a stability control strategy and a network framework of a target substation, determining a bus tie switch connected to the bus, and carrying out the control change according to the structure of a specific substation. The control safety of the transformer substation can be improved; the monitoring and control capability on the working state of the switch can be realized by connecting a current relay and a jump relay corresponding to the switch needing to be cut off; when the stable control action for the switch needing to be cut off is detected, the current value is larger than the threshold value, and the jump relay is switched on, it is determined that tripping of the switch needing to be cut off fails, the switch needing to be controlled can be accurately ...

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Номер записи: 2
04-08-2023 дата публикации

Hybrid pumped storage power station model operation scheduling method, system and equipment

Номер: CN116544978A
Автор: LIANG ZHENCHENG, LU SHAODONG, LI LING, LI BIN, LI LI, YANG YUDE, LUO CUIYUN, LI PEIJIE, LIANG YANGDOU, XIONG LI, LI GUANGMING, LING XIEJIN, MO DONG, DENG QIUQUAN
Принадлежит:

The invention discloses a hybrid pumped storage power station model operation scheduling method, system and device, and relates to the field of energy scheduling, and the method comprises the steps: obtaining a topological structure of a cascade hydropower station group in a drainage basin to be operated and scheduled and basic data of a single hydropower station in the cascade hydropower station group in a period; according to basic data of a single hydropower station in the cascade hydropower station group in one period, fitting a characteristic curve of the single hydropower station by adopting a least square method; constructing a hybrid pumped storage power station model according to the topological structure of the cascade hydropower station group; configuring the mixed pumped storage power station model according to the water flow; and with the maximum peak regulation generating capacity in the period as an operation objective function and the constraint condition of the hybrid pumped ...

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Номер записи: 3
23-05-2023 дата публикации

Energy storage system site selection method and system, electronic equipment and storage medium

Номер: CN116151467A
Автор: LIANG ZHENCHENG, LI BIN, NING YANGTIAN, XIE XUBIN, LI LING, MO BINHONG, ZHU DUNLIN, YANG YUDE, XIE DAIYU, LI PEIJIE, CHEN XINLING, XIONG LI, LIANG YANGDOU, DENG QIUQUAN, ZHUO YIXIN
Принадлежит:

The invention discloses an energy storage system site selection method and system, electronic equipment and a storage medium, and relates to the field of energy storage, and the method comprises the steps: determining key factors of a power system net rack; determining energy storage system site selection indexes according to the key factors; the energy storage system site selection index system comprises a structure index and a state index, based on the quantized energy storage system site selection index, a TOPSIS method and an entropy weight method are adopted to carry out weight sorting on site selection corresponding to all nodes in the power system grid, and a first weight sorting result and a second weight sorting result are obtained; based on the first weight sorting result and the second weight sorting result, a fuzzy Borda method is adopted to determine fuzzy Borda scores of site selection corresponding to all nodes in the power system grid, and the fuzzy Borda scores are sorted ...

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Номер записи: 4
09-06-2023 дата публикации

Power system optimization scheduling method and system based on firefly algorithm

Номер: CN116245328A
Автор: LIANG ZHENCHENG, YANG YUDE, LI LING, FENG YUAN, LI LI, LI BIN, SUN YAN, LI PEIJIE, LIANG YANGDOU, XIONG LI, LING WUNENG, LI QIUWEN, MO DONG, DENG QIUQUAN
Принадлежит:

The invention discloses a firefly algorithm-based power system optimization scheduling method and system, and relates to the field of power system combination scheduling. The method comprises the following steps: acquiring operation cost data of a power system; the operation cost data comprises power generation cost and start-stop cost; constructing a unit commitment model according to the operation cost data; the unit commitment model comprises an objective function and constraint conditions; the objective function is constructed by taking the minimum total cost of the power system as an objective; the constraint conditions comprise a supply and demand balance constraint, a spinning reserve constraint, a unit operation output constraint, a start-stop time constraint and a slope climbing and descending constraint; solving the target function according to the constraint condition by adopting a firefly algorithm to obtain an optimal scheduling scheme of the power system; the optimal scheduling ...

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Номер записи: 5
23-06-2023 дата публикации

Power system active splitting section searching method and system and electronic equipment

Номер: CN116316840A
Автор: LIANG ZHENCHENG, LI PEIJIE, LUO CUIYUN, XU DI, LI LING, LI BIN, LI QIUWEN, YANG YUDE, MO DONG, DENG QIUQUAN, XIONG LI, LIANG YANGDOU, LI GUANGMING, LING XIEJIN
Принадлежит:

The invention discloses a power system active splitting section searching method and system and electronic equipment, and relates to the technical field of power system safety and power system emergency control. The method comprises the following steps: firstly, taking a minimum line power flow sum before disconnection disturbance as a target function, and considering basic operation constraints followed by a power system to ensure connectivity in islands after disconnection and no connected path between different islands; and then a mixed integer second-order cone programming model is constructed based on the objective function of active splitting and the basic operation constraint, the requirements of island reactive power balance and voltage after splitting can be considered, and an optimal splitting section meeting stable operation of a power system is obtained. On the basis, a system frequency lowest point constraint is introduced, so that frequency modulation resources are distributed ...

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Номер записи: 6
01-08-2023 дата публикации

Wind power climbing event probability evaluation method

Номер: CN116526446A
Автор: YANG YOUHUI, DONG SHENSONG, WEI ZHIWEI, LING WUNENG, CHEN MINGYUAN, LIANG YANGDOU, QIN FANGLU, XIE DAIYU, CHEN TAO
Принадлежит:

The invention belongs to the field of power grid dispatching operation, and particularly relates to a wind power climbing event probability evaluation method, which comprises the following steps of S1, constructing a wind power climbing event prediction algorithm proxy model; s2, constructing single to-be-predicted meteorological data time sequence sample point probability distribution; s3, carrying out large-capacity sampling on the probability distribution of the single meteorological data time sequence to be predicted, and constructing a secondary sample space; and S4, quickly calculating the space sample probability of the secondary sample by using the proxy model. According to the method for evaluating the probability of the wind power climbing event, meteorological data prediction errors are fully considered, the probability value is used for describing the wind power climbing event, the new method for evaluating the probability of the wind power climbing event is provided, the probability ...

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Номер записи: 7
23-06-2023 дата публикации

SVG plant station wiring diagram drawing system based on web

Номер: CN116309900A
Автор: XIONG LI, LIANG ZHENCHENG, KIM KYUNG IN, LIANG YANGDOU, LING WUNENG, LI LING, LI LI, SUN YAN, LIN JIE, KONG XIANGYUN
Принадлежит:

The invention provides a web-based SVG (scalable vector graphics) plant station wiring diagram drawing system and a web-based SVG plant station wiring diagram drawing method, which solve the problems of inconvenience in wiring diagram drawing and the like caused by inconsistent drawing formats, and comprise an access interface module, a drawing standard module, a graph conversion module, an intelligent drawing module and an automatic drawing module which are developed and operated based on a Batik toolkit. An SVG technology is combined with a CIM model standard. The method has the advantages of convenience in wiring diagram drawing, high interactivity and the like.

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Номер записи: 8
11-08-2023 дата публикации

Power transmission section active correction control method, system and equipment

Номер: CN116581759A
Автор: LI LING, YANG YUDE, LI LI, LUO YUYING, SUN YAN, LI BIN, XIONG LI, LI PEIJIE, LIANG ZHENCHENG, LI GUANGMING, LUO CUIYUN, LIANG YANGDOU, LING XIEJIN, LING WUNENG
Принадлежит:

The invention discloses a power transmission section active power correction control method, system and device, and relates to the field of power systems, the method comprises the following steps: carrying out load flow calculation on operation data, and determining line transmission power between branches of the power system in different operation modes; training an artificial intelligence model by using a data set composed of generator active power and line transmission power, and determining a power sensitivity calculation model; determining a key power transmission section of the power system, setting an anticipated fault set according to an N-1 principle, and determining a section line power transmission limit; determining power sensitivity according to the section line power transmission limit and a power sensitivity calculation model; and constructing an objective function and a constraint condition, and optimizing and correcting the active power of the generator in combination with ...

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Номер записи: 9