Patent ID: 11884313
Assignee: KYOSAN ELECTRIC MANUFACTURING CO., LTD.
Field: Transport (Mechanical engineering)
Classification: CPC B  E | IPC B  E

Claim 11:
12. A railroad equipment state determination method comprising:
an evaluation criteria setting step of setting evaluation criteria based on a plurality of operation data associated with one cycle of a prescribed operation performed by railroad equipment, wherein the one cycle of the prescribed operation that the railroad equipment is-driven by a motor from a stopped state performs a switching operation, and then comes into the stopped state again;
a determination step of determining whether new operation data resulting from one cycle of the prescribed operation newly performed by the railroad equipment is abnormal based on the evaluation criteria, wherein
the operation data is stored in a storage in association with operation dates, and
the evaluation criteria is set based on the operation data for a predetermined number of days nearest the operation date of the new operation data.