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本文分析了煤矿井下供电系统长距离输送导致的压降过大、系统发生谐振、过电流保护配合及谐波电流问题发生的原因并提出了相应的解决和改进措施,有助于提高煤矿供电系统的稳定性和可靠性。
This paper analyzes the cause of the pressure drop caused by long distance transmission in coal mine power supply system, the occurrence of resonance, overcurrent protection and harmonic current problems in the system, and puts forward corresponding solutions and improvements to help improve the coal mine power supply system Stability and reliability.