The method comprises calculating a motor torque estimate for an electric motor of the elevator in an elevator run, determining a difference between the calculated motor torque estimate and a realized motor torque during the elevator run, generating a signal indicating possible brake dragging based on the difference between the motor torque estimate and the realized motor torque.
A METHOD FOR MONITORING BRAKE DRAGGING OF AN ELEVATOR
VERFAHREN ZUR ÜBERWACHUNG DES SCHLEIFENS DER BREMSEN EINES AUFZUGS
PROCÉDÉ DE SURVEILLANCE DE DRAGAGE DE FREIN D'UN ASCENSEUR
2021-04-21
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
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