Distribution parameter theory is applied to study earth leakage protection of DC trolley network and a mathematic model of trolley network is established.
应用分布参数理论，研究直流架线电网漏电保护问题，建立了架线电网的数学模型。
Research results, as comprehensive consideration distribution network load model parameter identification provides guidance.
研究结果，为进一步开展考虑配电网络综合负荷模型参数辨识提供指导依据。
A distributed parameter circuit model is constructed according to characteristics of the radial distribution network and selection of appropriate frequency detection signal.
针对树形配电线路特点，选取适当频率的正弦诊断信号，建立分布参数电路模型。
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