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YANG Xiaochu，WANG Guanwen，LUO Guogan，XU Shipeng，ZHANG Dingwang
Abstract: The composition of the double-fed induction generator（DFIG）is complex，and its operation andmaintenance are difficult. Due to the relatively complex electromagnetic transient characteristics of the fault，theextraction quality directly affects the reliability of the fault detection results of the DFIG. Aimin...
更多Number of views：732 Amount of downloads：637
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JI Huancong，XIA Chengjun，WANG Zeqing，LAI Shengjie
Abstract: Aiming at the problems of high cost and poor voltage quality in the conventional power distributionscheme of long-distance electrical equipment of rail transit，a technical scheme of DC power distribution for longdistance electrical equipment was proposed to achieve the purpose of improving voltage quality ...
更多Number of views：730 Amount of downloads：838
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DONG Min，LIU Kezhen，ZHAO Qingli，CHEN Leidan，YAO Yue，ZHAO Xiong
Abstract: Under the "dual carbon" goal，the electric energy systems need to gradually develop towards theway of energy saving and low carbon. The integrated energy system（IES）is an important measure to solve energyand environmental protection problems. At present，the research on IES mainly focuses on distributed ener...
更多Number of views：729 Amount of downloads：634
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LAI Guoqing，LAI Qun，LI Ming，FENG Chaokun
Abstract: In the application of renewable energy power generation，multi-input-port power conversion systemis a high cost-effectiveness option. A multi-input-port DC-AC conversion system based on single-stage nonisolatedbuck-boost power conversion cell was propsed . Each type of DC source flows into the full-bridge c...
更多Number of views：729 Amount of downloads：733
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SU Le，CHENG Jing，WANG Weiqing
Abstract: In recent years，the broadband oscillation of power system caused by new energy grid-connectedoccurs frequently. As an important part of new energy，photovoltaic power station can't be ignored. In order toexplore the broadband oscillation of photovoltaic grid-connected，a detailed linear mathematical mode...
更多Number of views：727 Amount of downloads：1086
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CHEN Weikang，WANG Haixin，ZHANG Zhiyong，CHEN Zhenyu，SHEN Jie
Abstract：Flux-weakening control technology can effectively broaden the speed range of the permanentmagnet synchronous machine（PMSM），therefore，it is of great significance to the research on the flux-weakening control of permanent magnet synchronous machine. Most of flux-weakening modified the flux-weakening current c...
更多Number of views：726 Amount of downloads：656
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SUN Tao，WANG Tao
Abstract: The semi-bridgeless dual Boost power factor correction（PFC）circuit can obtain higher conversionefficiency without increasing common mode noise，but the return current of the input AC terminal producesadditional losses on the introduced diodes，which reduces the conversion efficiency. The replacement of diode...
更多Number of views：725 Amount of downloads：689
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WANG Yubo，AN Yang，QIU Shuming，GAO Zhuoxuan，SUN Furun
Abstract：Inverter products have been developing towards higher power density and more compact structure.To enhance the power density of inverter systems within a limited structural space，several prototypes need to bemade and a large number of experiments conducted during the research and development process. To shor...
更多Number of views：724 Amount of downloads：421
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JIAO Jinghai，LI Jie
Abstract: To solve the problem of low identification accuracy of partial discharge（PD）for electric multipleunits ethylene propylene rubber（EPR）cable terminal defects，an on-board cable terminal defect identificationmethod based on improved residual network was proposed. Firstly，cable terminals with four typical insul...
更多Number of views：724 Amount of downloads：601
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CUI Qian，ZHOU Jiemin，DING Zhengdao，QIN Jina，GAO Yiqing，JIANG Pengchuan
Abstract：In order to solve the problem of overvoltage and overcurrent in the process of load sudden changefor ion thruster screen grid power supply，the phase shift pulse frequency modulation（PS-PFM）was used tostabilize the output voltage of the LLC resonant converter. When the sampling voltage is lower than the lowe...
更多Number of views：722 Amount of downloads：1676
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WANG Pengcheng，PAN Ligang，WANG Yijie
Abstract: The emergence of wireless power transmission（WPT）technology overcomes the strict requirementsof traditional wire transmission process on transmission site conditions，maintenance convenience and security，which has a wide range of application scenarios. In the WPT technology，the misalignment tolerance charac...
更多Number of views：716 Amount of downloads：680
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QIAN Junjie，LI Haoquan，LI Guanghua，XU Dongli，LÜ Ganyun
Abstract：Aiming at the problem of power quality deterioration caused by a large number of high-permeabilitydistributed generation connected to the distribution network，a power quality assessment method based oncombination weights and vlsekriterijumska optimizacija i kompromisno resenje（VIKOR）method was proposed.Firs...
更多Number of views：714 Amount of downloads：507
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WANG Haiyan，WU Ziran，QIAN Qi，XIA Chuyang，XU Haibo，LIN Zhenquan
Abstract: In order to improve the short-circuit breaking capacity of solid-state circuit breaker（SSCB）in DCsystem，a multi-objective optimization method that explores component parameters to achieve optimal breakingcharacteristics was proposed. A detailed analysis of the breaking process of the SSCB during a short-ci...
更多Number of views：712 Amount of downloads：637
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OU Zhixin，LI Jixia，DENG Chunlan
Abstract: The reliability and stability of electric energy transmission in the power grid are the guarantee ofdriving safety，due to the impact of external interference fluctuations and current arcs on the power grid structure，its parameter acquisition and dynamic modeling become difficult. Firstly，the characteristic...
更多Number of views：707 Amount of downloads：739
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TANG Junyi，DONG Xuetao，QIN Yanhui
Abstract: The large-scale grid connection of renewable energy with strong randomness and volatility and thenet load fluctuation caused by time sequence put forward higher requirements for the operation flexibility of powersystem. In order to quantitatively evaluate the operation flexibility capacity of power system，...
更多Number of views：702 Amount of downloads：638
