Patent ID: 11888294
Assignee: YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 14:
15. An operation method of the electric drive system according to claim 12, wherein:
the electric drive system further comprises a second power source, and the power inlet-line cabinet comprises a first power inlet-line cabinet connected to the first power source, and a second power source inlet-line cabinet connected to the second power source, the first power source comprises a first generator outlet switch and a first synchronization device, the first power inlet-line cabinet comprises a first power inlet-line circuit breaker, and the second power source comprises a second generator outlet switch and a second synchronization device, and the second power inlet-line cabinet comprises a second power inlet-line circuit breaker,
the operation method comprises: allowing at least one of the first power source and the second power to operate,
in a case where only the first power source operates: allowing the first generator outlet switch to be in an open state, closing the first power inlet-line circuit breaker, and then closing the first generator outlet switch synchronously through the first synchronous device.