Patent ID: 11916395
Assignee: BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 13:
14. An apparatus for monitoring a generator unit in islanded operation, the apparatus comprising:
a determination unit configured to determine a generator unit in islanded operation in a renewable energy station based on an electrical quantity acquired at a key electrical node in the renewable energy station; and
a control unit configured to control a switching device corresponding to the determined generator unit in islanded operation to disconnect the generator unit from a collecting line,
wherein the key electrical node comprises a node that serves to combine grid-connected currents of generator units in the renewable energy station, and
each collecting line is configured to combine a grid-connected current of at least one generator unit and input the combined grid-connected current to a main transformer in the renewable energy station.