SS 4改型机车“零压”保护电路故障原因分析与防止措施

Analysis on Fault Causes and Preventive Measures "Zero Pressure" Protection Circuit of SS4 Modified Locomotive

对SS4改型机车"零压"保护电路的作用进行了概述,探究"零压"保护电路故障产生的原因及危害,详细分析吸力和反力的调整方法、模拟试验数据采集,并制定对策,进行了可行性试验,以及电路改造后的运用效果。

The SS4 modified locomotive ＂zero pressure＂protection circuit functions are summarized, and this paper explores the ＂zero pressure＂protection circuit fault reason and harm, analyzes the suction force and the adjustment method, simulation test data acquisition and the countermeasures, and carries out a feasibility test, and after the transformation of the circuit application.