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

Claim 7:
8. A railroad equipment state determination apparatus, comprising:
a storage that stores 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 is that the railroad equipment driven by a motor from a stopped state performs a switching operation, and then comes into the stopped state again;
an evaluation criteria setting section that sets evaluation criteria based on the plurality of operation data stored in the storage; and
a determination section that determines 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 includes data of operation time of the prescribed operation,
the evaluation criteria setting section sets an operation time threshold condition for determining that the operation time is abnormal as one of the evaluation criteria, based on distribution of the operation times included in the operation data, and
the determination section determines whether the operation time included in the new operation data is abnormal based on the operation time threshold condition.