Patent ID: 11894687
Assignee: SUNGROW POWER SUPPLY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 2:
3. The method according to claim 2, wherein:
the interim rank comprised in the ranking message is identical to the interim rank of the accumulated operation duration of said MLPE apparatus;
determining, by said MLPE apparatus, whether to adjust the interim rank of the accumulated operation duration of said MLPE apparatus based on the result of the comparing comprises:
increasing the interim rank of the MLPE apparatus by 1, in response to the accumulated operation duration of said MLPE apparatus being shorter than the accumulated operation duration comprised in the ranking message; and
keeping the interim rank of the MLPE apparatus unchanged, in response to the accumulated operation duration of said MLPE apparatus being longer than the accumulated operation duration comprised in the ranking message; and
determining, by the MLPE apparatuses, the rank of the accumulated operation duration of each MLPE apparatus according to the initial messages sent from all MLPE apparatuses further comprises:
determining, by each MLPE apparatus, whether the interim rank comprised in each initial message received within a preset period is different from the interim rank of said MLPE apparatus; and
determining, by each MLPE apparatus, the interim rank of said MLPE apparatus as the rank of the accumulated operation duration of said MLPE apparatus, in response to determining that the interim rank comprised in each initial message received within the preset period being different from the interim rank of said MLPE apparatus.