煤矿供电系统中抗谐振措施研究

Study on Anti-Resonance Measures in Coal Mine Power Supply System

由单相接地或操作过电压等原因引起的电力系统谐振严重威胁着煤矿的安全生产。从谐振发生的原因分析,不同角度、不同原理分析谐振的抑制措施,并概括性地分析了各种谐振抑制措施的优缺点,最后从经济型和实用性的角度概括了各种措施的可操作性,为煤矿企业采取有效的谐振抑制措施,保证煤矿电力系统稳定,提供了全方位的技术思路。

Power system resonance caused by single-phase grounding or operation overvoltage is a serious threat to the safety of coal production.From the analysis of the causes of resonance,the resonance suppression measures are analyzed from different angles and different principles,and the advantages and disadvantages of various resonance suppression measures are generally analyzed,and finally the operability of various measures is summarized from the perspective of economy and practicality,which provides a full range of technical ideas,for coal mining enterprises to take effective resonance suppression measures,in order to ensure the stability of coal mine power system.