考虑负荷特性的工业城市分区供电方案设计与优化研究

Design and optimization of partitioning power supply considering load characteristics for industrial city

分区供电是解决工业城市电磁环网供电导致短路电流偏高的有效方案。考虑工业城市负荷特性对片区可靠性的影响,基于电网典型结构模型,提出分区供电可靠性的快速评估方法和可靠性提升的优化方法。并以唐山电网例,给出分区供电方案设计与优化方法,计算和分析结果验证了所提方法的有效性。

Partitioning power supply is an effective way to limit the high short-circuit current caused by the electromagnetic ring of industrial city.The rapid evaluation method and enhancing optimization method of power supply reliability were presented in this paper for industrial city partitioning power supply with the industry load characteristics influence to power supply reliability considered and power grid typical structures models analyzed.The design and optimization scheme of partitioning power supply were also presented for Tangshan power grid.The calculation and analysis results verified the feasibility of the proposed method.