A maintenance apparatus (10) transmits a pulse signal from a predetermined observation point (P) of rails (R), observes an observation signal that appears at the observation point (P) after transmission of the pulse signal, compares an observation history of the observation signals and the observation signal received this time, and detects occurrence of abnormality in any one of the rails (R) and at least one electric apparatus (20) connected to the rails (R).
MAINTENANCE APPARATUS, MAINTENANCE SYSTEM, AND MAINTENANCE METHOD
2023-01-26
Patent
Elektronische Ressource
Englisch
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
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