According to a first aspect of this disclosure there is provided an elevator safety system for an elevator system comprising: a position reference system configured for determining a current position of an elevator car within the elevator system; at least one brake configured to bring the elevator car to a safe stop; a controller configured to activate the at least one brake; wherein the controller is configured to: receive data from the position reference system; calculate a current acceleration from the current position of the elevator car; compare the current acceleration to a predetermined acceleration threshold; and activate the at least one brake when the current acceleration exceeds the predetermined acceleration threshold.
ELEVATOR SAFETY SYSTEMS
AUFZUGSICHERHEITSSYSTEME
SYSTÈMES DE SÉCURITÉ D'ASCENSEUR
2021-10-13
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |