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EPE, a monthly journal, publishes research and review articles in all important aspects of electric power engineering and other professionals involved in the electric power industry. Both experimental and theoretical papers are acceptable provided they report important findings, novel insights, or useful techniques in…
Jie Zhang, Liangjie Li, Cuicui Liu
In high voltage input DC-DC converter, auxiliary winding of isolation transformer is usually used to supply power for control circuit. Due to the wide-range of input voltage, the variable output voltage of auxiliary winding will cause a series of problems, su…
Lihua Li, Yuan Li, Xiu Yang, Haini Qu, Pengfei Zhang
Multi-energy flow (MEF) coupling is one of the key features of the energy Internet and integrated energy systems that are different from smart grids. With the increasing coupling of heterogeneous energy flow, the system characteristics of coupling are becomin…
Haini Qu, Mingnian Li, Xiu Yang, Pengfei Zhang
When using the ATP-EMTP software to simulate the electromagnetic transient of local line or nearby line for a large area power grid, it is necessary to divide the area grid into internal network and external network so as to make the external network simple f…
Gao Yi, Songtao Zhang, Chao Qin, Yuan Zeng, Yang Yang, Yingying Liu, Shengwei Li
This paper presents an auxiliary planning method for intelligent substation access system based on security region. Firstly, the method of resolving the static voltage security region is proposed. Secondly, the method of constructing the optimal index of subs…
Danyu Jiang, Guangning Wu, Xian Yang, Qingkai Hao, 1 1
In order to study the linkage effects between degree of polymerization and frequency domain dielectric spectroscopy characteristics of oil-paper insulation, the frequency domain dielectric response test platform of oil-paper insulation is set up. Complex perm…
Qianli Hong, Jiantao Zhang, Qing Xie, Shaodong Liang, Yuqin Xu, Si Li, Weitao Hu
With the development of power grid, as one of the key equipment, the transformer’s condition assessment method has always receive attention from experts, scholars concern more and more about the method’s practicality and reliability. In the traditional condit…
Jiyuan Yan, Jie Ren, Qing Xie, Haofan Lin, Zhiliang Hu, Huijuan Ran, Weitao Hu, Si Li
The surface insulation properties of insulating material under DC voltage are closely related to the characteristics of surface charge accumulation, and the surface roughness of these materials has a direct impact on the surface charge distribution in vacuum.…
Weiwei Pan, Shoucheng Miu, Guangkai Yu, Tian Wu, Bo Zhang
The induced electricity of 110 kV transmission lines which cross the UHV AC transmission lines may threaten personal safety of the maintenance staff. In this paper, field measurement of the induced voltage and induced current on a 110 kV crossing line inside…
Zaihua Li, Huan Yan, Yunting Song, Jincheng Guo
With the development of power system, the level of short circuit current will increase accordingly. In general, the influence of the HVDC system and the new energy source is not considered in the calculation of the short circuit current. For the power grid th…
Fang Liu, Yi Pan, Junfeng Yang, Zhiqiang Luo, Lihua Liu
Bilateral electric power contract is settled based on contract output curve. This paper considered the bilateral transactions execution, new energy accommodation, power grid security and generation economy, considering the executive priority of different powe…
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EPE, a monthly journal, publishes research and review articles in all important aspects of electric power engineering and other professionals involved in the electric power industry. Both experimental and theoretical papers are acceptable provided they report important findings, novel insights, or useful techniques in… All articles are open access under a CC BY 4.0 licence, with authors retaining copyright.
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