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.
ARRANGEMENT FOR DETECTING BEARING FAILURES IN ELEVATOR
ANORDNUNG ZUR ERKENNUNG VON LAGERFEHLERN BEI EINEM AUFZUG
AGENCEMENT POUR DÉTECTER DES DÉFAILLANCES DE PALIER DANS UN ASCENSEUR
2022-06-01
Patent
Electronic Resource
English