本文介绍淮南潘一煤矿提升机电控系统的PLC 改造方案及系统设计的特点,基于 SIMADYN-D 高性能全数字控制装置,研制、开发出矿井提升机全数字行程控制系统。 关键词:矿井提升机、交交变频、PLC、数字行程控制系统 Abstract: The paper introduced characteristics of PLC reform scheme and system design of electric control system of main shaft hoist in Panyi coal mine in Huainan. Based on SIMADYN D all digital control system, an all digital stroke control system of mine hoist has been developed. Key words:mine hoist;cycloconverer ;PLC;digital strokecontrol system