How to Solve Winch Location Jump By Modifying SIMADYND Drive Control and AB-PLC Program

Hoists is one of major electromechanical device of mine.Insuring safety normal operation of elevator,improving work efficiency and reducing faulty time is very important.The paper introduces a speedy effective way how to solve winch location jump by modifying SD drive control and PLC program after main hoist of panyi coal mine hoists appears depth indication fault.