井下短路电流快速检测的研究

Study on Fast Detection of Short Circuit Current in Underground Mine Pit

提出了采用变值整定实现短路电流快速检测的新方法 ,设计了短路电流快速检测电路 ,并进行了短路动态试验。结果表明短路电流采样时间短 。

This paper presents a new way of realizing fast detection of short circuit current based on regulating variable,and designs fast detection circuit of short circuit current,and makes short circuit instantaneous test.The result shows that the sampling time of short circuit current is shorter than that of regulating constant detection circuit.