An arrangement for detecting bearing failures in an elevator system, which elevator system includes a hoisting machinery with a traction sheave on a rotary shaft, an elevator car, a counterweight and a hoisting element connected between the car and the counterweight and arranged to be moved by the a rotation of the traction sheave, and which arrangement includes at least a motion sensor for measuring rotation of the hoisting motor. The arrangement includes a signal processing unit connected to the motion sensor and arranged to process vibration signals originated in the bearings of the elevator system.


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    Title :

    ARRANGEMENT FOR DETECTING BEARING FAILURES IN ELEVATOR


    Contributors:

    Publication date :

    2021-07-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen



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