It is presented that the switch control with dead limits drives a motor to accomplish the control requirement of automatic feeding of cousumable electrode in electroslag casting of heavy crankshaft.
介绍了带死区的开关量控制在大型曲轴电渣溶铸中驱动电动机，以实现自耗电极的自动进给要求。
2
Simulation and experiment show: the balanceable inter-electrode gap linearly increases with the increase of the voltage, nonlinearly decreases with the increase of the feeding velocity;