METHOD OF POWER SUPPLY NETWORK RESTORATION Russian patent published in 2020 - IPC H02J3/38 

Abstract RU 2728523 C1

FIELD: electricity.

SUBSTANCE: use: in electric power engineering. Invention relates to a method of restoring a power network of a network operator by means of at least one wind-driven power plant, wherein said power network has a first network section and at least one additional network section, wherein first section of network is connected to said at least one wind-driven power plant and has first rated mains voltage, first section of network through at least one distribution device is connected to said at least one additional section of network for transmission of electrical energy between sections of network, wherein said at least one distribution device is configured to disconnect in the event of an error the first portion of the network from said at least one additional network portion, comprising steps of: operating said at least one wind power plant in a surveillance mode, when an error event occurs, wherein the wind-driven power plant in the surveillance mode does not send to the first portion of the network and the first network section status is checked, and operation of said at least one wind-driven power plant in network recovery mode when first network section has network recovery voltage, and repeated operation of said at least one wind-driven power plant in normal operation mode once the error case has ended.

EFFECT: technical result is maintaining voltage section of power supply network during recovery of power supply network.

17 cl, 4 dwg

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RU 2 728 523 C1

Authors

Brombach, Johannes

Mackensen, Ingo

Busker, Kai

Dates

2020-07-30Published

2017-12-01Filed