Xu Ping
Abstract
Escalator speed control system based on plc and frequency converter can improve the backward elevator control system in accordance with customer's requirements.This not only overcomes shortcomings of the old system but also achieves energy-saving.This control is characterized as advanced,reliable and economic.
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Escalator speed control system based on plc and frequency converter can improve the backward elevator control system in accordance with customer's requirements.This not only overcomes shortcomings of the old system but also achieves energy-saving.This control is characterized as advanced,reliable and economic.
Key concepts: Elevator, Control (management), Control system, Computer science, Automatic frequency control, Control engineering, Engineering, Automotive engineering