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DANG Yihan,XU Chuanfang,WANG Shaozu
Abstract:Usually,the DC side of the traction rectifier requires a series LC resonant circuit to filter out thepulsating component of 2 times the grid frequency. When the resonant inductor on the DC side had a short-circuitfault,the pulsating component would be transferred to the motor side,the problems such as torque...
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Number of views:470 Amount of downloads:906
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WANG Yihan,FENG Chuanxin,JIN Tao
Abstract:To solve the problem of neutral point voltage imbalance when the three-level neutral point clamped(NPC)inverter works,an improved neutral balance model predictive control(INB-MPC)algorithm was proposed.The proposed method used a two-stage voltage vector selection method with no weighting factors,deleted the...
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Number of views:690 Amount of downloads:905
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XIONG Wei,CHEN Long,LÜ Shunli,GUO Zhenyu,LU Xin
Abstract:To address the complexities of transformer condition assessment indicators and the overreliance onexpert judgment in the evaluation process,a novel method for fuzzy comprehensive assessment of transformercondition was introduced,which is based on gaming theory and an improved version of the D-S evidence the...
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Number of views:748 Amount of downloads:904
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LI Ning,LIU Ming,ZHANG Changjie,ZHANG Chenglin
Abstract:At present,the traditional passive filter in on-board charger(OBC) has poor low-frequencyperformance,an active feedback loop was added to the traditional on-board charger passive filter,a design method of on-board charger electromagnetic interference(EMI)hybrid filter based on current sensing and current in...
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Number of views:1090 Amount of downloads:904
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ZOU Yingdong,WANG Fengjun,ZHOU Yu
Abstract:This research focused on the separation and calculation of electromagnetic losses in semi-directdrived permanent magnet wind generators(SDDPMWG). Firstly,analytical method for calculating core loss ofmotor considering harmonic current was derived based on the Bertotti method. The eddy current loss of perman...
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Number of views:704 Amount of downloads:902
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QIAO Chunlin,JIN Chuxiong,CHEN Dong,LIU Jianming
Abstract:In response to the potential local electric field distortion and insulation weaknesses that may occurunder high-voltage operating conditions in 35 kV European cable connectors,a 35 kV European cable connectorsstructural design method based on adaptive geometric optimization was proposed. The method integrat...
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Number of views:436 Amount of downloads:901
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TANG Lan,HUANG Liwen,WANG Chenglei
Abstract:A K-means clustering algorithm was proposed and a conditional Wasserstein generative adversarialnetwork with gradient penalty(CWGAN-GP)to address the problem of imbalanced photovoltaic generation datacaused by the low occurrence probability of extreme weather. A prediction approach combining bidirectional l...
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Number of views:523 Amount of downloads:901
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LIU Hui,SU Jianhui,ZHANG Jian,LIU Shuo,SHI Yong,ZHANG Jie
Abstract:Wireless power transfer(WPT)load voltage,current and other state information need to be sent tothe original side for closed-loop control and monitoring processing,the secondary side to the original side of thecommunication is very important. Firstly,the topology and working principle of capacitive modulated...
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Number of views:1146 Amount of downloads:894
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LÜ Yi,LIANG Wenbo,WANG Qing,LIU Entao
Abstract: The traditional active distribution network location and capacity determination ignores the multienergycomplementary coordination characteristics of the energy system,which led to high cost. Therefore,anactive distribution network location and capacity determination method based on energy interconnection w...
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Number of views:889 Amount of downloads:893
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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...
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Number of views:1149 Amount of downloads:886
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ZHANG Junling,YIN Peng,WANG Jiwei,LONG Mengjiao
Abstract:Relay coil is an effective method to improve the performance of wireless power transmission. Butthe selection of relay coil position is usually based on experience. To elucidate the mechanism of the impact of relaycoils on system performance,the port impedance differences between typical two-coil and relay-...
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Number of views:820 Amount of downloads:882
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PENG Yinzhang,WANG Chen,NAN Dongliang,XIAO Chao,YANG Shuai
Abstract:AC-DC hybrid power grid can balance the power flow during the operation of the power system ina large range,which is conducive to improving the access capacity and access range of large-scale access of newenergy to the power grid,which is an important trend in the development of modern power grid. In order ...
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Number of views:777 Amount of downloads:882
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ZHAO Faping,SHE Yanjie,SUN Huanyu,BU Xiangzhou,BAI Tao
Abstract:A sliding mode linear self disturbance rejection control strategy was proposed to address the outputvoltage fluctuations caused by sudden load changes,changes in DC bus voltage,disturbance addition,and otherdisturbances in three-phase interleaved parallel DC-DC converters. Firstly,a mathematical model of th...
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Number of views:704 Amount of downloads:878
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YU Jiazheng,ZHANG Zhifeng,SUN Quanzeng,ZHANG Qingyi
Abstract:Aiming at the inherent problems of large common-mode voltage and heavy computation in modelpredictive current control of the six-phase permanent magnet synchronous motor(PMSM),a model predictivecurrent control method for an open-end winding six-phase PMSM was proposed. Firstly,the neutral point of the sixph...
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Number of views:1068 Amount of downloads:872
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ZHANG Mingqi,YE Hong,LIANG Hao,ZHAO Bo,WANG Chao,WANG Kui
Abstract:Aiming at the problem that the circulating currents analysis of modular multilevel matrix converter(M3C)is not deep enough and the frequency component of circulating currents is not clear,the coupling process of submodule capacitor voltage fluctuation,bridge voltage fluctuation and circulating currents in M...
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Number of views:744 Amount of downloads:871