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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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Применить Всего найдено 2. Отображено 2.
01-08-2023 дата публикации

High-power under-voltage tripping system for high-voltage circuit breaker

Номер: CN116525373A
Автор: XIA XUFEI, CHU YUZHI, LIN WEIYAN, FAN XINGCAI, YAN QINGYAO, ZHENG YAOQING, HUANG JUNJIE, ZE JUNQING, CHENG QINGYI, CAO YU, ZHANG HUI
Принадлежит:

The invention relates to a high-power under-voltage tripping system for a high-voltage circuit breaker, which comprises an operating bracket, an operating box, an operating rod, an electromagnet and a locking mechanism, and is characterized in that the locking mechanism comprises a transmission rod, a locking pull rod, a locking bolt and a locking bracket; one side of the transmission rod extends into the operation box and is connected with a movable iron core of the electromagnet, and an interlocking assembly is further arranged between the transmission rod and the electromagnet; the other side of the transmission rod is hinged to a locking pull rod, the locking pull rod is installed on a pull rod support, the pull rod support is further provided with an unlocking insertion hole and a locking insertion hole, and the locking pull rod is provided with fixing insertion holes corresponding to the unlocking insertion hole and the locking insertion hole. Compared with the prior art, the operating ...

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Номер записи: 1
08-08-2023 дата публикации

Method for evaluating urban agglomeration collaborative relationship based on public policy information

Номер: CN116561400A
Автор: LI QIJUN, GUO LEIXIAN, SIMA XIAO, LEI YI, XUE FUZHI, CHENG QINGYI, WU WEI, PENG LINJING
Принадлежит:

The invention discloses a method for evaluating an urban agglomeration collaborative relationship based on public policy information, and relates to the technical field of urban planning data analysis, and the method comprises the steps: S1, obtaining a data text of a collaborative development policy from a network; s2, establishing an administrative hierarchy category, a policy subject topological relation category and a policy subject category, and encoding key attributes to form an urban agglomeration collaborative development policy information base; s3, determining geographic space coordinates of the city, and assigning a value to the urban agglomeration collaborative development policy information base; establishing a new field to refer to the coordinates of the two cities which have a cooperative relationship with each other, and forming an OD matrix file; s4, creating a geographic space database, and importing the OD matrix file into the geographic space database; step S5, generating ...

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Номер записи: 2