Search Results - "Gu, Shanqiang"

Dynamics of branching of negative downward lightning leaders by Zhang, Xuewei, Zhu, Yujie, Gu, Shanqiang, He, Jinliang

“…The branching of negative downward lightning leaders is of both theoretical insterest and practical importance. In the lightning protection of ground…”
Get full text

Study on lightning risk assessment and early warning for UHV DC transmission channel by Gu, Shanqiang, Wang, Jian, Wu, Min, Guo, Juntian, Zhao, Chun, Li, Jian

“…Operation data show lightning faults account for >70% for the main ultra-high voltage (UHV) DC transmission channels, very different from the design view. In…”
Get full text

The Electromagnetic Transient Model for High-Speed Railway Viaducts Struck by Lightning Based on the Decoupling Method by Xiang, Nianwen, Chen, Weijiang, Bian, Kai, Li, Chengrong, Chen, Jiahong, Gu, Shanqiang, Shen, Haibin

“…The overhead catenary system of high-speed railway, usually supported by viaducts, attracts more direct strikes than the conventional railway. However, there…”
Get full text

Discussion on Measures Against Lightning Breakage of Covered Conductors on Distribution Lines by Jinliang He, Jinliang He, Shanqiang Gu, Shanqiang Gu, Shuiming Chen, Shuiming Chen, Rong Zeng, Rong Zeng, Weijiang Chen, Weijiang Chen

“…Covered conductors have been widely used on overhead distribution lines, and are very easily broken by short-circuit arcs caused by direct lightning strokes or…”
Get full text

Calculation of Ion Flow Field Under HVdc Bipolar Transmission Lines by Integral Equation Method by Zhang, Bo, He, Jinliang, Zeng, Rong, Gu, Shanqiang, Cao, Lin

“…The electric fields under high-voltage direct current (HVdc) transmission lines and the ions produced by corona affect each other greatly. This paper presents…”
Get full text

Observation of the Streamer-Leader Propagation Processes of Long Air-Gap Positive Discharges by Gu, Shanqiang, Chen, Weijiang, Chen, Jiahong, He, Hengxin, Qian, Guanjun

“…A novel observation method is proposed to study the streamer-leader propagation processes of long air-gap positive discharges. Experiments of 3-12 m air-gap…”
Get full text

Analysis of the characteristics and impact of lightning on smart substations by Shanqiang Gu, Di Li, Xiangxue Zeng, Jie Su, Yichuan He, Zhibin Zhao

“…Smart substations are an integral part of a smart grid. There are different new smart devices and components in the key systems of the substations. In order to…”
Get full text

Movement simulation of long electric arc along the surface of insulator string in free air by Shanqiang Gu, Shanqiang Gu, Jinliang He, Jinliang He, Bo Zhang, Bo Zhang, Guozheng Xu, Guozheng Xu, Shejiao Han, Shejiao Han

“…This paper presents the study of a long electric arc in free air due to lightning stroke on the parallel gap lightning protection device (PGLPD) on…”
Get full text

Development of Surge Arresters With Series Gap Against Lightning Breakage of Covered Conductors on Distribution Lines by Gu, Shanqiang, Chen, Weijiang, He, Jinliang, Shen, Haibin, Zhang, Shan

“…For the problem of lightning breakage of covered conductors on overhead distribution lines, two kinds of 10-kV surge arresters, namely a metal-oxide arrester…”
Get full text

Development of Arc-Guided Protection Devices Against Lightning Breakage of Covered Conductors on Distribution Lines by Chen, Weijiang, Gu, Shanqiang, He, Jinliang, Yin, Bin

“…The breakage of overhead covered conductors on distribution lines resulting from the short-circuit arcs caused by lightning flash becomes a challenge as the…”
Get full text

Study on the calculation of shielding failure for dc transmission lines by Wu, Jinbo, Cao, Wei, Wan, Shuai, Gu, Shanqiang, Wang, Jian, He, Jinliang

“…Lightning is the main cause of transmission line failure, and it is important to improve the lightning protection level of the transmission line for the…”
Get full text

Development of a ±660 kV DC transmission line arrester by Gu, Shanqiang, Cao, Wei, Wan, Shuai, Chen, Jiahong, Tan, Jin, Wang, Jian, Lv, Jun

“…In order to improve the lightning withstand level of ±660 kV DC transmission line in China, the authors had begun to develop the ±660 kV DC line arrester since…”
Get full text

Development and application of lightning flashover limited equipment for 220 kV AC transmission line by Cao, Wei, Wan, Shuai, Gu, Shanqiang, Xu, Heng, Chen, Jiahong, Wang, Jian, Lv, Jun

“…In order to solve the operation problems of traditional lightning protection equipment (for example, line arrester and parallel gap) for 220 kV AC transmission…”
Get full text

Research on Differentiated Lightning Protection Comprehensive Management for the 500-kV Power Network in the Area Near the Three Gorges Project by Chun, Zhao, Jiahong, Chen, Shanqiang, Gu, Jiangjun, Ruan, Xiaolan, Li, Xuefang, Tong, Wen, Hu

“…For the serious problem on lightning disaster risk of the Three Gorges outgoing lines, new technology, which is based on risk assessment, has been proposed for…”
Get full text

Motion characteristics of long ac arcs in atmospheric air by Gu, Shanqiang, He, Jinliang, Zeng, Rong, Zhang, Bo, Xu, Guozheng, Chen, Weijiang

“…Experiments on the motion of long alternating current arcs in atmospheric air show that the anode and cathode arc roots have different motion characteristics…”
Get full text

Comparison of Positive Leader Propagation in Rod-Plane and Inverted Rod-Plane Gaps by He, Hengxin, He, Junjia, Chen, Weijiang, Xie, Shijun, Xiang, Nianwen, Chen, Jiahong, Gu, Shanqiang

“…In order to investigate the different features of the positive leader propagation in the rod-plane and inverted rod-plane gaps, the discharge experiments in a…”
Get full text

Propagation models for motion processes of long ac arcs on overhead lines by He, Jinliang, Gu, Shanqiang, Zeng, Rong, Yu, Zhanqing, Zhang, Bo

“…► The motion characteristics of long ac arcs based on experiments are summarized, especially the relationships between the length of an anode arc root and the…”
Get full text

Voltage distribution analysis of 500-kV DC transmission-line voltage divider under impulse voltages: stray parameter extraction by He, J., Gu, S., Han, S., Chen, S., Xu, G.

“…It is essential to extract the stray parameters accurately and efficiently in analyzing impulse responses of a power apparatus. In this paper the stray…”
Get full text

Analysis and Improvement of Potential Distribution of 1000-kV Ultra-High-Voltage Metal-Oxide Arrester by He, J., Hu, J., Gu, S., Zhang, B., Zeng, R.

“…This paper presents the study on the potential distribution of the ac 1000-kV ultra-high voltage metal-oxide arrester (MOA). Based on the idea of field-circuit…”
Get full text

Movement Simulation of Three-Phase Short-Circuit Arcs on Distribution Lines Based on the Coupling of Magnetic Field and Motion by Gu, S, Chen, W, He, J, Zeng, R, Xu, G

“…Three-phase short-circuit arcs often cause the breakage of covered conductors on distribution lines, and their movement processes have become an important…”
Get full text