摘要
场效应管电火花脉冲电源,利用电流前沿斜率控制,实现了高效率低损耗放电加工模具,从而提高了模具的仿真度。电压控制型功率器件,利用场效应管实现了窄脉宽高峰值电流放电加工模具,取得了模具最佳加工表面粗糙度和提高去除率的统一。采用单片机和主振级两套脉冲发生器,进一步提高了电火花脉冲电源的可靠性和电火花机床的利用率。
Spark pulse power type field effect transistor realizes high efficiencylow loss discharging treatment model and uplifts the model's artificialitywith current fornt edge slope control. Voltage control type power articleachieves narrow pulse width high peak curlent discharging treatment modelwith best surface roughness and high obviating rate by using chip proces-sors and master oscillator generator, the reliability of spark pulse powerand the otilization of spark machine are more developed.
关键词
电火花
脉冲电源
场效应管
spark pulse power, field effect transister, current front edgeslope control, low loss.
