Zhang Yunzhou, Li Hui. Analysis on the development strategies of the UHV grid in China[J]. Proceedings of the CSEE, 2009, 29(22): 1-7.
[2]
Landers T L, Richeda R J, Krizanskas E, et al. High phase order economics: constructing a new transmission line[J]. IEEE Transaction on Power Delivery. 1998, 13(4): 1521-1526.
[3]
Wu Jing. Structural analysis on 750 kV double circuit and single circuit compact towers[C]. Transmission & Distribution Conference & Exposition, 2009.
[4]
Aaron Kalyuzhny, Gregory Kushnir. Analysis of current unbalance in transmission systems with short lines[J]. IEEE Transactions on Power Delivery, 2007, 22(2): 1040-1048.
Jinxi Ma, Simon Fortin, Farid Paul Dawalibi. Analysis and mitigation of current unbalance due to induction in heavily loaded multicircuit power lines[J]. IEEE Transactions on Power Delivery, 2004, 19(3): 1378-1383.
[7]
M H Hesse, et al. Simplified approach for estimating current unbalances in E. H. V. loop circuits[J]. Proceedings of the Institution of Electrical Engineers, 1972, 119(11): 1621-1627.
M Harry Hesse. Circulating currents in paralleled untransposed multicircuit lines: I-numerical evalua- tions[J]. IEEE Transactions on Power Apparatus and Systems, 1966, 85(7): 802-811.
Xu Jianguo. Investigation and analysis on transmission line technique of EHV multiple-circuit on the same tower abroad[J]. Electric Power Construction, 2001, 22(7): 15-18.
Ding Hongfa, Duan Xianzhong. Unbalance issue caused by un-transposed transmission lines and its solution[J]. Power System Technology, 2004, 28(19): 24-28, 54.
[15]
Li Bin, Li Xuebin, Ding Maosheng, et al. Influence of circulating current in same-pole double-circuit transmission lines on directional pilot protection and its improvement[J]. Automation of Electric Power Systems, 2011, 35(8): 103-107.
[16]
M Harry Hesse. Circulating currents in paralleled untransposed multicircuit lines: II-methods for estimating current unbalance[J]. IEEE Transactions on Power Apparatus and Systems, 1966, 85(7): 812-820.