Search Results - "Xiaoguang Wei"

Experimental Extraction of Parasitic Capacitances for High-Frequency Transformers by Liu, Chen, Qi, Lei, Cui, Xiang, Wei, Xiaoguang

“…Parasitic capacitances of the high-frequency (HF) transformer used in dc-dc converter impact harmonic analysis of the transformer and interactions with the…”
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Power Component Fault Detection Method and Improved Current Order Limiter Control for Commutation Failure Mitigation in HVDC by Guo, Chunyi, Liu, Yuchao, Zhao, Chengyong, Wei, Xiaoguang, Xu, Weihua

“…A power component detection (PCD) method and an improved current order limiter control (improved COL) are proposed to mitigate the commutation failure in a…”
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Adaptive energy management strategy for high-speed railway hybrid energy storage system based on double-layer fuzzy logic control by Luo, Jiaming, Gao, Shibin, Wei, Xiaoguang, Tian, Zhongbei

“…•A two-layer energy management strategy based on fuzzy control for high-speed railway hybrid energy storage system is proposed.•Discharge threshold can be…”
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Impactability and susceptibility assessment based on D-S evidence theory for analyzing the risk of fault propagation among catenary components by Diyang, Liu, Shibin, Gao, Xiaoguang, Wei, Jiaming, Luo, Jian, Shi

“…As an important part of the traction power supply system, the research on fault prevention of the catenary system has become a crucial issue for efficient…”
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A reasoning approach-based pattern graph for analyzing the risk level of correlations among catenary components considering time distribution by Diyang, Liu, Shibin, Gao, Jiaming, Luo, Xiaoguang, Wei, Jian, Shi

“…•We define two types of fault correlations based on the time intervals among faulty components: simultaneous fault correlations and sequential fault…”
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Modeling and Control of the Isolated DC-DC Modular Multilevel Converter for Electric Ship Medium Voltage Direct Current Power System by Chen, Yu, Zhao, Shanshan, Li, Zuoyu, Wei, Xiaoguang, Kang, Yong

“…The dc-dc modular multilevel converter (dc-dc MMC) with a medium-frequency ac-link transformer is a promising candidate for the modern electric ship medium…”
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Design and Implementation of a Modular Multilevel Converter With Hierarchical Redundancy Ability for Electric Ship MVDC System by Chen, Yu, Li, Zuoyu, Zhao, Shanshan, Wei, Xiaoguang, Kang, Yong

“…Modular multilevel converter (MMC) can be considered as a promising candidate for modern electric ship medium-voltage direct current (MVDC) power system due to…”
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Integrated fault propagation model based vulnerability assessment of the electrical cyber-physical system under cyber attacks by Zang, Tianlei, Gao, Shibin, Liu, Baoxu, Huang, Tao, Wang, Tao, Wei, Xiaoguang

“…•We model the cascading failures of electrical CPS.•We construct the two graphs to analyze the vulnerability of electrical CPS.•We employ two graphs to…”
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Wideband Mechanism Model and Parameter Extracting for High-Power High-Voltage High-Frequency Transformers by Liu, Chen, Qi, Lei, Cui, Xiang, Shen, Zhiyuan, Wei, Xiaoguang

“…The high-power high-voltage high-frequency transformer (H 3 T) is a key equipment to develop the isolated high-power dc-dc converter. In this paper, a wideband…”
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Current Status and Perspective of Vulnerability Assessment of Cyber-Physical Power Systems Based on Complex Network Theory by Zang, Tianlei, Wang, Zian, Wei, Xiaoguang, Zhou, Yi, Wu, Jiale, Zhou, Buxiang

“…The increasing factors of uncertainty faced by the system are due to the deep coupling of the electric power cyber network and the physical network…”
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A Fault Diagnosis Method for Power Transmission Networks Based on Spiking Neural P Systems with Self-Updating Rules considering Biological Apoptosis Mechanism by Li, Chuan, Huang, Tao, Wang, Jun, Huang, Zhu, Zang, Tianlei, Wang, Tao, Liu, Wei, Wei, Xiaoguang

“…Power transmission networks play an important role in smart girds. Fast and accurate faulty-equipment identification is critical for fault diagnosis of power…”
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Macrolide susceptibility and molecular characteristics of Bordetella pertussis by Zhang, Juansheng, Zhang, Diqiang, Wang, Xiaoqiang, Wei, Xiaoguang, Li, Hao

“…Objective To analyse macrolide resistance and molecular characteristics of Bordetella pertussis clinical isolates from western China, and to explore the…”
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Effective Ultra-High-Speed Identification Scheme of Lightning Strikes Suitable for VSC-Based DC Grids by Longlong Chen, Xiangyu Pei, Xiaoguang Wei, Pengzhi Li, Guangfu Tang

“…To ensure their sound and continuous operation to the greatest extent, VSC-based DC girds have extremely stringent requirements for transmission line relay…”
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Research on Vibration Data-Driven Fault Diagnosis for Iron Core Looseness of Saturable Reactor in UHVDC Thyristor Valve Based on CVAE-GAN and Multimodal Feature Integrated CNN by Zhang, Xiaolong, Wei, Xiaoguang, Zheng, Lin, Wang, Chenghao, Wang, Huafeng

“…The imbalance of data samples and fluctuating operating conditions are the two main challenges faced by vibration data-driven fault diagnosis for the iron core…”
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Fast direction of arrival estimation method for ultra‐high voltage converter valve insulation board partial discharge based on a sparse array by Liu, Yunpeng, Liu, Jiashuo, Lai, Tingyu, Wei, Xiaoguang, Pei, Shaotong

“…An insulation board is an important insulator used between damping capacitors in a converter valve. The potential creeping discharge phenomenon on the…”
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A Diagnostic Method for the Saturable Reactor Core Looseness Degree of Thyristor Converter Valves by Zheng, Lin, Wei, Xiaoguang, Sun, Tianshu, Zhang, Xiaolong

“…During the long-term operation of thyristor converter valves, the saturable reactor vibration (mainly caused by magnetostriction) will lead to core looseness…”
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A Terminal Capacitance Method for Analyzing Global Capacitive Effects of Magnetic Components by Liu, Chen, Qi, Lei, Cui, Xiang, Wei, Xiaoguang

“…Periodic switching processes of transistors may cause high-level electromagnetic interference (EMI), which will conduct along magnetic components in the system…”
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Identification of Two Vulnerability Features: A New Framework for Electrical Networks Based on the Load Redistribution Mechanism of Complex Networks by Wang, Tao, Huang, Tao, Gao, Shibin, Wei, Xiaoguang, Fan, Wenli

“…This paper proposes a new framework to analyze two vulnerability features, impactability and susceptibility, in electrical networks under deliberate attacks…”
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Comparisons and Improvements of Key Operating Characteristics of Current Source Converter Applied in HVDC System by Wenwen Zhang, Longlong Chen, Xiaoguang Wei, Guangfu Tang, Lei Qi, Chong Gao, Zhiyuan He

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Vibration detection method for core loosening degree of high‐voltage direct current converter valve saturable reactor based on variational mode decomposition‐symmetrized dot pattern and image matching by Liu, Yunpeng, Lai, Tingyu, Liu, Jiashuo, Wei, Xiaoguang, Pei, Shaotong, Wang, Chenghao, Zhang, Xiaolong

“…Saturable reactor is the key equipment in converter valves; it is important to evaluate the core condition. In this paper, a recognition model of saturable…”
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