PASSENGER CONVEYER ABNORMALITY DIAGNOSIS SYSTEM

摘要

IN A PASSENGER CONVEYER ABNORMALITY DIAGNOSIS SYSTEM, SOUND DATA OF ESCALATOR OPERATING SOUND OF A PLURALITY OF REVOLUTIONS IS COLLECTED BY A MOVING SOUND COLLECTOR (20) PROVIDED FOR AN INSPECTION STEP (10A) AND THEN PROCESSED INTO A DATA SET FOR DIAGNOSIS WITH AN ACCIDENTAL EXTERNAL NOISE COMPONENT REMOVED. THE DATA SET FOR DIAGNOSIS SENT FROM A DATA TRANSCEIVER (12) THROUGH A COMMUNICATION NETWORK (CN) TO A REMOTE MONITORING APPARATUS (13) INSTALLED AT A REMOTE-LOCATEDS MONITORING CENTER. THE REMOTE MONITORING APPARATUS (13) DIAGNOSE THE PRESENCE OF ABNORMALITIES OF THE ESCALATOR BASED ON THE DATA SET FOR DIAGNOSIS.