Single-phase grounded failure is still the main reason of mine power-net fault.
单相接地故障仍是矿山电网的主要事故形式。
With the hoist electric net in coal mine as the background, the harmonics characteristics of big DC electric power drives, especially 12-pulse serial converter is analyzed.
以矿井直流提升机供电系统为研究背景，对大功率直流电力传动装置，特别是串联12脉动整流电路进行了谐波特性分析。
This paper introduces the structure and the operating principle and technical characteristic of the measurement and control system of power net in coal mine.
介绍了煤矿电网测控系统的结构、工作原理、技术特点。
This paper introduces the structure and the operating principle and technical characteristic of the measurement and control system of power net in coal mine.
介绍了煤矿电网测控系统的结构、工作原理、技术特点。
应用推荐