全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
电网技术  2009 

三相四线制配电网络的潮流模型与算法

, PP. 113-118

Keywords: 三相四线制配电网络,重复接地,前推回代法,电流注入型牛顿法

Full-Text   Cite this paper   Add to My Lib

Abstract:

在三相四线制配电网络中,中性线、大地导线以及中性线的重复接地对潮流分布及潮流算法的收敛性都有较大影响,现有文献对此问题的研究很不充分。文中以配电网络的地理端点为基础,建立了三相四线制配电网络的相分量潮流模型。该模型由端点间的支路电压方程和端点的注入电流方程表示。其中变量包括三相导线、中性线和大地导线的电压和电流。文中采用前推回代法和牛顿法求解配电网潮流,并以IEEE123节点测试系统为例进行了仿真。仿真结果表明,配网中的重复接地对前推回代法的收敛性影响很大,在小接地电阻条件下甚至不收敛,而重复接地对牛顿法的影响较小。

References

[1]  廖怀庆,单渊达,吴杰.基于拓扑扩展和矩阵增广的复杂配电网络三相不对称系统快速潮流算法[J].电网技术,2001,25(7):36-40. Liao Huaiqing,Shan Yuanda,Wu Jie.Topological extension and augmented matrix based method for solution of complicated distribution load flow[J].Power System Technology,2001,25(7):36-40(in Chinese).
[2]  曹亮,孔峰,陈昆薇.一种配电网的实用潮流算法[J].电网技术,2002,26(11):58-60. Cao Liang,Kong Feng,Chen Kunwei.A practical algorithm of load flow calculation for distribution networks[J].Power System Technology,2002,26(11):58-60(in Chinese).
[3]  颜伟,刘方,王官洁.三相辐射型配电网络的相分量潮流计算[J].电力系统自动化,2002,26(10):24-27. Yan Wei,Liu Fang,Wang Guanjie.Three-phase power flow using phase component for radial distribution systems[J].Automation of Electric Power Systems,2002,26(10):24-27(in Chinese).
[4]  刘健,马莉,韦力,等.复杂配电网潮流的降规模计算[J].电网技术,2004,28(8):60-63. Liu Jian,Ma Li,Wei Li,et al.Analysis of large scale distribution networks with reduced calculation[J].Power System Technology,2004,28(8):60-63(in Chinese).
[5]  孙健,江道灼.基于牛顿法的配电网络Zbus潮流计算方法[J].电网技术,2004,28(15):40-44. Sun Jian,Jiang Daozhuo.A Zbus power flow calculation method for distribution network based on newton method[J].Power System Technology,2004,28(15):40-44(in Chinese).
[6]  王守相,江兴月,王成山.含风力发电机组的配电网潮流计算[J].电网技术,2006,30(21):42-45. Wang Shouxiang,Jiang Xingyue,Wang Chengshan.Power flow analysis of distribution network containing wind power generators [J].Power System Technology,2006,30(21):42-45(in Chinese).
[7]  Chen T H,Yang W C.Analysis of multi-grounded four-wire distribution systems considering the neutral grounding[J].IEEE Trans on Power Delivery,2001,16(4):710-717.
[8]  Ciric R M,Ochoa L F,Padilha A.Power flow in distribution networks with earth return[J].Electrical Power and Energy Systems,2004(26):373-380.
[9]  Pereira J L R,Garcia P A N,Penido D R R,et al.Four wire Newton-Rapshon power flow based on the current injection method [C].Proc IEEE/Power Eng Soc Power Systems Conf Expo,2004.
[10]  Ciric R M,Ochoa L F,Padilha A.Power flow in four-wire distribution networks-general approach[J].IEEE Trans on Power Systems,2003,18(4):1283-1290.
[11]  王宾,潘贞存,董新洲.基于电压跌落状态估计的复杂配电网络故障路径搜索算法[J].电网技术,2007,31(10):55-60. Wang Bin,Pan Zhencun,Dong Xinzhou.A fault path searching algorithm based on voltage sag state estimation for complicated distribution systems[J].Power System Technology,2007,31(10):55-60(in Chinese).
[12]  Kersting W H.Radial distribution test feeders[J].IEEE Trans on Power Systems,1991,6(3):975-985.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133