Elevator emergency power feeder balancing
First Claim
1. A method of balancing elevator car emergency power in an elevator system, the method comprising:
- switching a first feeder group of elevator cars from building power provided through a first building power feeder to back-up power provided through a back-up power source;
switching a second feeder group of elevator cars from the building power provided through a second building power feeder to the back-up power provided through the back-up power source;
selecting, using an elevator controller, at least one elevator car from the first feeder group of elevator cars;
selecting, using the elevator controller, at least one elevator car from the second feeder group of elevator cars; and
powering the selected elevator cars from the first feeder group and the second feeder group using the back-up power from the back-up power source.
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Abstract
A system and method of balancing elevator car emergency power in an elevator system is provided. The method includes switching a first feeder group of elevator cars from building power provided through a first building power feeder to back-up power provided through a back-up power source, switching a second feeder group of elevator cars from the building power provided through a second building power feeder to the back-up power provided through the back-up power source, selecting, using an elevator controller, at least one elevator car from the first feeder group of elevator cars, selecting, using the elevator controller, at least one elevator car from the second feeder group of elevator cars, and powering the selected elevator cars from the first feeder group and the second feeder group using the back-up power from the back-up power source.
33 Citations
20 Claims
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1. A method of balancing elevator car emergency power in an elevator system, the method comprising:
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switching a first feeder group of elevator cars from building power provided through a first building power feeder to back-up power provided through a back-up power source; switching a second feeder group of elevator cars from the building power provided through a second building power feeder to the back-up power provided through the back-up power source; selecting, using an elevator controller, at least one elevator car from the first feeder group of elevator cars; selecting, using the elevator controller, at least one elevator car from the second feeder group of elevator cars; and powering the selected elevator cars from the first feeder group and the second feeder group using the back-up power from the back-up power source. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A system for balancing elevator car emergency power, the system comprising:
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a first feeder group of elevator cars configured to switch from building power provided through a first building power feeder to back-up power provided through a back-up power source; a second feeder group of elevator cars configured to switch from the building power provided through a second building power feeder to the back-up power provided through the back-up power source; and an elevator controller that selects at least one elevator car from the first feeder group of elevator cars and selects at least one elevator car from the second feeder group of elevator cars, wherein the back-up power source powers the selected elevator cars from the first feeder group and the second feeder group using the back-up power. - View Dependent Claims (13, 14, 15, 16)
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17. A computer program product for balancing elevator car emergency power, the computer program product comprising a computer readable storage medium having program instructions embodied therewith, the program instructions executable by a processor to cause the processor to:
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switch a first feeder group of elevator cars from building power provided through a first building power feeder to back-up power provided through a back-up power source; switch a second feeder group of elevator cars from the building power provided through a second building power feeder to the back-up power provided through the back-up power source; select, using an elevator controller, at least one elevator car from the first feeder group of elevator cars; select, using the elevator controller, at least one elevator car from the second feeder group of elevator cars; and power the selected elevator cars from the first feeder group and the second feeder group using the back-up power from the back-up power source. - View Dependent Claims (18, 19, 20)
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Specification