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简要介绍了交直电力机车智能无源接地检测装置的工作原理,指出原主电路接地保护的局限性。阐述了更新接地检测装置的必要性,分析了智能无源接地检测装置检测不同接地点的基本原理。
This paper briefly introduces the working principle of the intelligent passive grounding detection device for AC / DC electric locomotive and points out the limitations of the original main circuit ground protection. The necessity of updating the grounding detection device is expounded. The basic principle of the intelligent passive grounding detection device for detecting different grounding points is analyzed.