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2008 Workshop on Power Electronics and Intelligent Transportation System
Design and Practice of an Elevator Control System Based on PLC
August 02-August 03
ISBN: 978-0-7695-3342-1
This paper describes the development of two nine-storey elevators control system for a residential building. The control system adopts PLC as controller, and uses a parallel connection dispatching rule based on "minimum waiting time" to run two elevators in parallel mode. The paper gives the basic structure, control principle and realization method of the PLC control system in detail. It also presents the ladder diagram of the key aspects of the system. The system has simple peripheral circuit and the operation result showed that it enhanced the reliability and performance of the elevators.
Index Terms:
elevator control, PLC, group control
Citation:
Xiaoling Yang, Qunxiong Zhu, Hong Xu, "Design and Practice of an Elevator Control System Based on PLC," peits, pp.94-99, 2008 Workshop on Power Electronics and Intelligent Transportation System, 2008
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