Energy-saving scheduling method of hybrid elevator group

A dispatching method and hybrid technology, applied in the field of elevators, can solve the problems of unreasonable group control dispatching, inability to realize energy-saving group control dispatching, and no implementation, and achieve the effect of realizing energy-saving dispatching operation.

Inactive Publication Date: 2012-10-17
TIANJIN UNIV
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Problems solved by technology

[0004] At the same time, the current research on energy-saving elevators is mainly focused on single-elevator energy-saving technology. For an elevator group system composed of multiple The unreasonable distribution of group control scheduling will often make the energy-saving technology of single elevator greatly reduced, or even not reflected, and then it will not be possible to realize energy-saving group control scheduling

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  • Energy-saving scheduling method of hybrid elevator group
  • Energy-saving scheduling method of hybrid elevator group

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Embodiment Construction

[0028] In view of the above problems, the present invention comprehensively utilizes solar power generation technology, energy-saving feedback single-elevator technology (the new energy-saving feedback elevator adopts a feedback-type frequency converter drive system, so that the elevator not only consumes less power during operation, but also saves energy under certain conditions. On the basis of feedback power generation), a hybrid elevator group system is constructed, and an energy-saving scheduling method for this system is proposed. The system uses power grid, solar energy and storage battery as hybrid power, and divides the elevator operation into the power consumption state of heavy-load uplink and light-load downlink, and the power generation state of light-load uplink and heavy-load downlink. The method optimizes the power supply of the elevator system with mixed energy in real time. When the elevator consumes electricity, it makes full use of solar power to reduce the ...

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Abstract

The invention relates to an elevator. In order to achieve energy-saving group control scheduling, the technical scheme adopted by the elevator is as follows: an energy-saving scheduling method of a hybrid elevator group is achieved on four parts, namely an elevator group controller, an elevator group system, a camera people-number recognition system and a hybrid system; the elevator group controller continuously carries out two detection judgments: one is whether the elevator group system runs to an elevator sending period; the other one is whether the elevator starts and stops in the operation of the elevator group system; the elevator group controller carries out dual energy-saving distribution of elevator sending and power successively when the elevator group system runs to the elevator sending period each time; the elevator group system runs according to a new dual energy-saving distribution mode; and when the elevator group system does not run to the elevator sending period, the elevator group system runs according to the existing dual energy-saving distribution mode, and the elevator with start and stop is subjected to power energy-saving distribution again if the elevator starts and stops when the elevator group system runs. The energy-saving scheduling method of the hybrid elevator group is mainly applied to design and manufacture of the elevator.

Description

technical field [0001] The invention relates to the field of elevators, in particular to an energy-saving scheduling method for a hybrid elevator group. Background technique [0002] According to statistics, as of the end of 2011, the number of elevators in my country's market is about 1.85 million units, and will continue to grow at an annual rate of 20%. Contrary to the strategic goal of a "smart society". Therefore, under the overall goal of the country's emphasis on "energy saving and emission reduction", how to effectively reduce the energy loss of the elevator system has become an important research topic with both social and economic benefits. [0003] With the maturity of solar photovoltaic power generation technology, it becomes possible to provide energy-saving elevator systems with green power based on solar energy. How to effectively use hybrid power sources including solar energy to power and store elevator systems has always been the focus and difficulty of ne...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B66B1/18
CPCY02B50/122Y02B50/00
Inventor 宗群张景龙李光宇郭萌曲照伟
Owner TIANJIN UNIV
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