Search Results - "Liu, Hongshun"

Modeling and analysis of magnetic resonance wireless transmission coil by He, Liping, Lu, Pengfei, Liu, Hongshun

“…Wireless transmission technology is a new type of power transmission technology with electric and magnetic fields as the medium. It has more advantages in…”
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Estimating the aboveground biomass of the Hulunbuir Grassland and exploring its spatial and temporal variations over the past ten years by Chang, Chang, Chang, Yu, Xiong, Zaiping, Liu, Hongshun, Bu, Rencang

“…•The vegetation indices RVI, EVI, and LAI are good predictors for grassland AGB estimation.•Grassland AGB has a negative correlation with summer…”
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Space charge behavior in XLPE cable insulation under ac stress and its relation to thermo-electrical aging by Dongxin He, Xiaoran Wang, Hongshun Liu, Qingquan Li, Teyssedre, Gilbert

“…The space charge features of cable insulation peelings are investigated under ac stress as a function of electrical aging imposed previously on cable sections…”
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Experimental Study of Multiple-Reignition Features of Secondary Arcs on EHV/UHV Transmission Lines by Liu, Hongshun, Li, Runchang, He, Dongxin, Wei, Jianchun, Li, Qingquan

“…When a single-phase-to-ground fault occurs in a power system, a secondary arc will normally be generated at the fault position after the fault phase has been…”
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Wettability behavior and anti-icing property of superhydrophobic coating on HTV silicone rubber by Sun, Jiaxiang, He, Dongxin, Li, Qingquan, Zhang, Hongru, Liu, Hongshun

“…Composite insulators, which use high temperature vulcanized (HTV) silicone rubber as shed material, are widely applied in transmission lines. Ice accumulation…”
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Investigating Pressure Patterns in Transformer Tanks after an Interturn Short Circuit: A Finite Element Approach by Han, Mingming, Zhu, Mengzhao, Gu, Zhaoliang, Zhang, Qizhao, Zhao, Ruxue, Liu, Hongshun

“…When an inter-turn short-circuit fault occurs during the operation of a transformer, the arc generates energy that causes the temperature in the tank to rise…”
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The influence mechanism of leakage inductance and distributed capacitance on nanosecond pulse transformer-type trigger by Lu, Pengfei, Liu, Hongshun, Wang, Yifan, Liu, Luyao, Yan, Kuo, Jia, Wei, Ali Abdo, Ali Mohammed

“…The pulse trigger generator exerts a significant impact on the Marx generator’s output pulse (OP). In this paper, a pulse transformer (PT)-type trigger device…”
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Improved information entropy weighted vague support vector machine method for transformer fault diagnosis by Zhang, Hongru, Sun, Jiaxiang, Hou, Kaining, Li, Qingquan, Liu, Hongshun

“…A combined model based on improved information entropy and vague support vector machine (IVSVM) is introduced into transformer fault diagnosis using dissolved…”
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Space charge behaviors in cable insulation under a direct current‐superimposed pulsed electric field by He, Dongxin, Zhang, Tao, Meng, Fansong, Li, Qingquan, Wang, Wei, Liu, Hongshun, Teyssedre, Gilbert

“…When high‐voltage direct current (HVDC) cables are subjected to a direct current(DC)‐superimposed pulsed electric stress, the pulsed voltage applied…”
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Warning Method for Ultimate Thermal Stress of Cable Terminal Based on Tailpipe Temperature Monitoring by He, Dongxin, Zang, Qingjing, Li, Junda, Liu, Hongshun, Xu, Zhe, Li, Qingquan

“…The thermal stress at the interface of different materials becomes distorted during the thermal expansion of a cable terminal, leading to cracking and…”
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Influence of Different Compensation Modes on Morphological and Electrical Characteristics of Secondary Arcs by Hongshun Liu, Zhiyuan Zhang, Tian Xia, Jingjing Yang, Qiuqin Sun, Qingquan Li

“…UHV transmission lines are usually equipped with high-voltage shunt reactors. These reactors and the resulting degree of compensation affect the voltage,…”
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Charge vibration behaviour in polyimide under the pulse voltage with different rise and fall times by Zhang, Tao, He, Dongxin, Wei, Junyu, Liu, Hongshun, Li, Qingquan, Teyssedre, Gilbert

“…High‐voltage electronic equipment is widely used in power systems, which normally operate under the pulse voltage condition. However, compared to DC or AC…”
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Hybrid Model of Power Transformer Fault Classification Using C-set and MFCM - MCSVM by Ali Abdo, Hongshun Liu, Yousif Mahmoud, Hongru Zhang, Ying Sun, Qingquan Li, Jian Guo

“…This paper aims to increase the diagnosis accuracy of the fault classification of power transformers by introducing a new off-line hybrid model based on a…”
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Impact Research of Inductive FCL on the Rate of Rise of Recovery Voltage With Circuit Breakers by Qingmin Li, Qingmin Li, Hongshun Liu, Hongshun Liu, Jie Lou, Jie Lou, Liang Zou, Liang Zou

“…Fault current limiter (FCL) is expected to ease the burden on circuit breakers by limiting the fault current to a desired level. However, the burden on the…”
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Principle Issues and Future Prospect on Sliding Arc Ablation of Metal Rail by Cong, Haoxi, Zhou, Yang, Zhaori, Getu, Wang, Yuxuan, Wei, Haobo, Liu, Zhaoling, Wang, Jian, Zhang, Li, Liu, Hongshun, Li, Qingmin

“…Arc ablation occurs when the armature passes over the surface of metal rail. Ablation not only seriously affects the service life, but also may cause the…”
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Natural Contamination and Surface Flashover on Silicone Rubber Surface under Haze–Fog Environment by Ren, Ang, Liu, Hongshun, Wei, Jianchun, Li, Qingquan

“…[...]by a high speed camera, the changes of the droplet attached on the surface of contaminated silicone rubber and the corresponding flashover voltage were…”
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Impact of the Inductive FCL on the Interrupting Characteristics of High-Voltage CBs During Out-of-Phase Faults by Liu, Hongshun, Li, Qingmin, Zou, Liang, Siew, Wah Hoon

“…With respect to power systems installed with inductive fault current limiters (FCLs), the impact of an FCL on the out-of-phase fault current level was first…”
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A method for detecting two‐dimensional plane stress distribution in basin‐type insulator based on critically refracted longitudinal wave by Kang, Zhaoyang, Ren, Fuqiang, Zhang, Hongru, Yang, Jingjing, Hou, Kaining, Li, Qingquan, He, Dongxin, Liu, Hongshun, Zhao, Yongzhi, Wen, Huaxin

“…Basin‐type insulator often has small cracks due to stress concentration. The current method cannot accurately reflect the stress condition of the insulator to…”
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Characteristics of partial discharge in oil-paper insulated needle plate electrode model under composite AC-DC voltage by Hongshun Liu, Zhitong Xue, Simeng Li, Qingquan Li, Dongxin He, Tian Xia, Jian Guo

“…Converter transformers are the core device in ultrahigh voltage direct current (UHVDC) transmission systems, and the oil-paper insulation at its rectifying…”
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Contamination degree prediction of insulator surface based on exploratory factor analysis‐least square support vector machine combined model by Sun, Jiaxiang, Zhang, Hongru, Li, Qingquan, Liu, Hongshun, Lu, Xinbo, Hou, Kaining

“…This study presents a combined model based on the exploratory factor analysis (EFA) and the least square support vector machine (LSSVM) to predict the…”
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