文档介绍：第 35 卷第 2 期电网技术 Vol. 35 No. 2
2011 年 2 月 Power System Technology Feb. 2011
文章编号:1000-3673(2011)02-0088-06 中图分类号:TM 727 文献标志码:A 学科代码:470·4051
湖南电网发展 20 kV 配电网的技术经济性研究
廖国栋,谢欣涛,刘定国,侯益灵
(湖南省电力公司试验研究院,湖南省长沙市 410007)
Research on Techno-Economy of Adopting 20 kV work in Hunan Power Grid
LIAO Guodong, XIE Xintao, LIU Dingguo, HOU Yiling
(Hunan Electric Power Test & Research Institute, Changsha 410007, Hunan Province, China)
ABSTRACT: Whether the 20kV works should 中压配电网均采用 10 kV 供电。随着 20 kV 供电在
be developed in Hunan power grid as well as what kind of 苏州工业园和辽宁本溪南芬变电所的成功运行以
voltage grade series should be adopted in Hunan power grid are 及升压试点实验在江苏的成功实施[7-10],国内许多
important problems that the work planning of Hunan
城市也对其中压配电网是否采用 20 kV 电压等级进
power grid has to be faced with. According to actual condition
of Hunan power grid, a method to evaluate voltage grade series 行了可行性论证,如京津 2 城市部分地区、云南昆
[5]
scheme is given, and on this basis taking Baodong technopark, 明新机场和广东佛山南海等地区。
east urban power supply area in Shaoyang and rural area in 湖南尚无 20 kV 中压配电网络,但随着湖南经
Ziyang for example, the techno-economy of developing 20kV 济和城市建设的快速发展,尤其是湖南“两型社会”
works in the areas where works are 建设的快速推进,高新技术园区大量涌现,大容量
newly built, built up areas in city and rural low load-density
城市客户大量增加。对于此类大客户,如果继续沿
areas are respectively analyzed. The obtained results are
available for