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Dive into the research topics where Wu Yi is active.

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Featured researches published by Wu Yi.


china international conference on electricity distribution | 2016

Harmonics analysis and simulation of NLM in MMC

Wang Ye; Wu Yi; Cui Yu; Xu Ning; Wang Ping; Cao Haiou

Selecting inter-phase circulation, up and lower bridge arm current, and AC output voltage wave of the inverter as research objects, this paper analysed harmonic components in Modular Multilevel Converter (MMC) in Nearest Level Modulation (NLM) when MMC is used as inverter. With theoretical deduction, this paper points out that the up and lower bridge arm current mainly contains DC current component, fundamental component and second harmonic component, inter-phase circulation contains only even harmonic, AC output voltage wave contains only odd harmonic components. Finally, the derivation results are simulated and verified by 11-level PWM converter model (See Fig.1 and Fig.2) based on Matlab/ Simulink.


Archive | 2017

Horizontal backstop device of active control for track traffic

Wang Qunsheng; Zeng Jing; Tian Xiangyang; Wei Lai; Zhu Bin; Wu Yi; Li Jiaming


Archive | 2017

Anti -rolling torsion bar device that track traffic was used

Wang Qunsheng; Zeng Jing; Wei Lai; Tian Xiangyang; Kuang Chengxiao; Zhu Bin; Wu Yi; Li Jiaming


Archive | 2015

Testing device capable of simulating action behaviors of primary equipment

Cao Hai'ou; Yang Yi; Liu Shaojun; Gao Xiang; Gao Lei; Yuan Yubo; Guan Yibin; Xu Ning; Wu Yi


Archive | 2015

Power system fault diagnosis method comprehensively using electricity amount and timing sequence information

Zhang Xiaoyi; Chen Jingsheng; Wu Yi; Jiang Yefeng; Cui Yu; Zhong Jinyuan; Yuan Yubo; Xu Chunlei; Huo Xuesong; Guo Yajuan; Li Bin; Jiang Yu; Guo Yan; Zeng Fei; Chen Lei; Peng Zhiqiang; Yang Ming; Li Hucheng; Fan Haifeng; Xia Jie


Archive | 2017

System and method for integrated and automatic acceptance of intelligent substation control information

Wu Yi; Peng Zhiqiang; Luo Jun; Liu Yi; Xiong Hao; Sun Haixia; Zhang Xiaoyi; Jiang Yu; Fan Qing; Wang Yuan


Archive | 2017

ANN and ES integration-based substation alarm information analysis and decision-making system and method

Ren Hao; Zhu Bin; Wu Yi; Zhao Jiaqing; Dou Renhui; Ni Yimin; Yao Zhiqiang; Zhu Haibing; Xiong Hao; Qian Kejun; Geng Mingzhi; Xu Xin


Archive | 2017

Equipment fault recognition method based on warning information time sequence constraint

Wu Yi; Zhu Haibing; Jiang Yu; Zhang Yonggang; Xiong Hao; Zhao Jiaqing; Zhuang Weijin; Qian Kejun; Sun Mingyang; Wu Kun


Archive | 2017

Exponential smoothing method-based power equipment alarm information trend prediction method

Chen Qing; Leng Xiwu; Xiong Hao; Jiang Yu; Qiu Chenguang; Cui Jian; Cao Yu; Wu Jiang; Wu Yi; Tan Chen


Archive | 2016

Method for generating multi-theme mode alarm window to serve regulation and control operation of power grid

Sheng Zhenming; Chen Qing; Zhu Bin; Meng Yongliang; Dai Zemei; Wu Yi; Sun Shiming; Zhu Haibing; Ding Dexin

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Zhu Haibing

State Grid Corporation of China

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Yuan Yubo

Electric Power Research Institute

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Zhuang Weijin

State Grid Corporation of China

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Qian Kejun

State Grid Corporation of China

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Wei Lai

Chinese Academy of Engineering

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Zhao Jiaqing

Electric Power Research Institute

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Chen Lei

Wuhan Institute of Technology

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Guo Yajuan

Electric Power Research Institute

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Li Bin

Electric Power Research Institute

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