A system and method of balancing elevator car emergency power in an elevator system (200A) is provided. The method includes switching a first feeder group (204) of elevator cars (204-1, 204-2) from building power provided through a first building power feeder (208-1) to back-up power provided through a back-up power source (209-1), switching a second feeder group (205) of elevator cars (205-1, 205-2) from the building power provided through a second building power feeder (208-2) to the back-up power provided through the back-up power source (209-1), selecting, using an elevator controller, at least one elevator car (204-1, 204-2) from the first feeder group (204) of elevator cars, selecting, using the elevator controller, at least one elevator car (205-1, 205-2) from the second feeder group (205) of elevator cars, and powering the selected elevator cars from the first feeder group (204) and the second feeder group (205) using the back-up power from the back-up power source (209-1).
ELEVATOR EMERGENCY POWER FEEDER BALANCING
AUFZUGNOTSTROMVERSORGERAUSGLEICH
ÉQUILIBRAGE D'ALIMENTATION ÉLECTRIQUE D'URGENCE D'ASCENSEUR
2019-11-13
Patent
Electronic Resource
English
IPC: | B66B Aufzüge , ELEVATORS |
Elevator balancing method, elevator balancing device and elevator
European Patent Office | 2023
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