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MA Xiaolu，WANG Zhixiong，DUAN Yanmin，ZHANG Lei，WU Yi，QI Zhuoya，HOU Jue
Abstract: The significance of promote high-efficiency motor and motor system in China was analyzed bymeans of literature research，questionnaire survey and enterprise survey. Policies and measures for the promotion of high-efficiency motors and motor systems were sorted out. Conduct market research on high-efficiency...
更多Number of views：5108 Amount of downloads：8059
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HU Changsheng，LI Yang，SHAN Qiang，LIU Hui
Abstract: The fault-tolerant control of active power filter（APF）has component redundancy，which leads to the increase of fault-tolerant control error，the decrease of execution efficiency and fault-tolerant rate. Aiming at these problems，a fault-tolerant control method ofAPF based on component redundancy was proposed....
更多Number of views：5101 Amount of downloads：6191
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XU Rui，PAN Sanbo
Abstract: Aiming at the problem that the application of multi-step model predictive control（MPC）to invertercontrol results in a doubling of the number of solutions to lead to computational difficulties，an MPC strategy basedon the improved spherical decoding algorithm was introduced. In the control strategy，the optim...
更多Number of views：5086 Amount of downloads：5579
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ZHANG Lantao，XIONG Jun，NIU Xiaonan，HUANG Xiaoyu
Abstract: Aiming at the reliability problem of high-power IGBT modules under short circuit extreme operatingconditions，the power terminals imbalanced current of IGBT modules and the resulting dynamic junctiontemperature change were comprehensively analyzed. Firstly，the current sharing characteristics of parallel ter...
更多Number of views：5070 Amount of downloads：6107
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ZHOU Jiabin，CHEN Yufe，GU Zhaoliang，YONG Jun，ZHAO Wenbin，JIANG Pengliang
Abstract: The influence of magnetic bias current on the excitation characteristics of near-field transformers inthe DC grounding electrode from bipolar to unipolar earth mode was discussed. Based on the principle of field-circuit coupling，the DC magnetic bias co-simulation model of transformer was established and an...
更多Number of views：5068 Amount of downloads：6053
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GAO Fengliang，HUANG Xiongfeng，FAN Hongxing，ZHANG Xuankun
Abstract: The failure rate of IGBT devices caused by excessively high temperature is as high as 55%.Improving the heat dissipation efficiency of the heat sink is the basis for ensuring the safe and reliable operation ofIGBT devices. Through theoretical analysis of IGBT module water cooling and heat dissipation，a tem...
更多Number of views：5059 Amount of downloads：6514
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MA Zhousheng，YAO Yang
Abstract: A novel DC current-voltage droop control method was proposed for a hybrid high-voltage directcurrent（HVDC）system composed of a voltage source converter（VSC）and a line-commutated converter（LCC）.The DC voltage droop control was used to reduce AC voltage fluctuation on the inverter side，so as to achieve thego...
更多Number of views：5034 Amount of downloads：5742
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MAO Shufan
Abstract: An automatic compensation method was presented based on adaptive capacitance regulationtechnology and the principle of controlling capacitor charging and discharging voltage. Based on the turn off ability of the self-turn off device，a switch circuit composed of two self-turning off devices connected in rev...
更多Number of views：5025 Amount of downloads：5241
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SUN Lihua，ZHANG Lin，SUN Huiqin，GUO Yingjun，LI Zheng，GUO Tianliang
Abstract: The switched reluctance motor control system for electric vehicles includes motor drive and batterycharging circuit，which reduces system integration and power density. Based on the asymmetric half-bridge powerconverter of switched reluctance motor，an integrated power converter for electric vehicle was desi...
更多Number of views：5020 Amount of downloads：5325
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GUO Yufei，LI Yiliang，WANG Yijie，XU Dianguo
Abstract: In order to speed up the process of "carbon neutrality" and "peak carbon dioxide emissions"，fossilenergy has been gradually replaced by renewable energy，and renewable energy will become the main powergeneration mode in the future. The combination of energy storage system and bidirectional converter become ...
更多Number of views：5018 Amount of downloads：6052
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LIU Yue，JI Guosheng，ZOU Jun，WU Hongfei，YANG Yuan，GUO Yuedong
Abstract: The optimal design of the magnetic integration and integrated printed circuit board（PCB）windingbased on a high-frequency high-density LLC resonant converter was studied. Both the transformer and resonantinductor were integrated into only one magnetic core. By configuring the resonant inductor on the second...
更多Number of views：5018 Amount of downloads：10594
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ZHAO Jianyong，LI Han，WU Min，MA Runsheng，ZHAO Wenqiang，YU Ziwei
Abstract: Firstly，the significance of impedance modeling for new energy power generation equipment wasanalyzed，and the existing impedance modeling methods were explained. Aiming at the problems of low flexiblematching degree，single disturbance signal，fixed disturbance frequency and the inability of real-time measure...
更多Number of views：5015 Amount of downloads：6157
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DENG Dawei，LIU Peilin，ZHUWen，HE Chaolin，XIAWei
Abstract: In order to improve the substation dispatching and the adaptive control ability，an optimizationmethod for consistency test of substation dispatching center single line diagram modulus diagram based on theanalysis of equivalent inertia characteristics was proposed. The power control parameters of the substa...
更多Number of views：4998 Amount of downloads：6007
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NIU Qian，ZHANG Dong，WANG Junlong
Abstract: Aiming at the problems of uneven power distribution and poor stability of grid AC/DC microgrid，anew adaptive coordinated control strategy was proposed to improve the stability and power distribution accuracy ofAC/DC microgrid（MGs）system.First，for converters connectingAC microgrids and DC microgrids，a contr...
更多Number of views：4997 Amount of downloads：5482
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LIU Sheng
Abstract: Voltage and current balance plays an important role in ensuring the normal operation of DC microgrid.Therefore，a new distributed voltage and current control method was proposed to realize the current sharingand voltage sharing regulation of DC micro-grid. The considered DC micro-grid was composed of severa...
更多Number of views：4995 Amount of downloads：5236
