解决了单电源和多电源网络规划、线路交叉点及线路导线截面选择等问题。
Accordingly, such problems as single power source and multi-power resources network planning, path connection nodes and path wire section are resolved.
在直流输电线路工程设计中，如果按我国现行标准规定的经济电流密度选择导线截面，将导致截面偏小，损耗增大。
In DC transmission line construction design, current national standard of economical current density will under predictcd conductor section, resulting in large loss.
本文以经济电压损耗概念为基础，建立了配电网导线截面最优选择的统一数学模型。
Based on the concept of economic voltage expenditure, the unified mathematical model is established for the optimization of wire cross - section in the distribution network.
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