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LIU Weizhi
Abstract: In high-power traction converter,SiC devices with many advantages such as fast switching speed,high temperature resistance and low switching loss are used to replace Si devices. The three-level active neutral-pointclamped(3L-ANPC)converter based on SiC devices can reduce the burden of heat dissipation syst...
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Number of views:3055 Amount of downloads:1573
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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...
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Number of views:3052 Amount of downloads:1269
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LÜ Chao,JIA Junqing,ZHOU Jia,WU Tianyu
Abstract: The rapid development of artificial intelligence algorithm and edge computing technology has laid afoundation for the development of a new type of over-voltage identification device of distribution network withhigher identification rate and stronger intelligence. A design method of hardware and software sy...
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Number of views:3050 Amount of downloads:1143
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ZHAO Jianyong,ZHANG Zhenxiao,DING Yuanjie,YU Ziwei,HAN Junyao, WANG Shenghong,NIAN Heng,LI Xuerong
Abstract: Aiming at the problems of small regulation range and slow speed of traditional voltage regulators such as compensation capacitors in distribution network line voltage compensation,a voltage compensation scheme of distribution network in sparse area was proposed,the voltage hierarchical coordinated control ...
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Number of views:3044 Amount of downloads:1233
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FU Yu,LI Tie
Abstract: The microgrid is essentially an active distribution network,which is a combination of the distributed generation(DG)system and different loads at the distribution network voltage level. By analyzing factors such as safety and reliability,energy conservation and environmental protection in the microgrid,and...
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Number of views:3040 Amount of downloads:1161
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LIU Chunhui,ZHANG Zheng,FAN Hongzhen,MOU Huilong,HUANG Cunkuan,YUAN Fang
Abstract: Multi-energy complementary generation operation had become a new direction to improve theefficiency of new energy utilization,and it is particularly important to analyze the characteristics of multi-energycomplementary generation. According to the operation characteristics of multi-energy complementary gen...
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Number of views:3038 Amount of downloads:1122
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CHEN Lu,WANG Can,HU Hao,ZHOUYANG Junran,YANG Wentao,MA Xin
Abstract: With the increasing utilization rate of electric vehicles(EVs)in China,high permeability EVs makethe three-phase imbalance rate of urban distribution network increase day by day,which causes problems such asvoltage fluctuation and network loss increase,and the distribution network with high three-phase imb...
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Number of views:3010 Amount of downloads:1327
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XU Zhenyu,LI Shuai,CHEN Yong,WANG Wenna
Abstract: Electromagnetic radiation affects the development of the wireless charging technologies for electricvehicles.Amethod for reducing the radiation was proposed during the procedure of the wireless charging compared to the existing schemes from the viewpoint of hardware design,software implementation,simulatio...
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Number of views:3001 Amount of downloads:1128
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ZHAO Kuanxiang,YOU Jiawei,LIU Hongxun,LING Yuesheng,TIAN Rui
Abstract: The electrolytic capacitor is used as the energy storage element in the traditional LED power supply.The life of electrolytic capacitor is short which limits the life of LED power supply. In order to improve the servicelife of the power supply,a single-stage low switch stress structure was proposed on the ...
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Number of views:2999 Amount of downloads:1117
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REN Zhimin,LIN Yuanxiang,LIU Yang
Abstract: A magnetic actuation system of an interventional surgical robot was studied,which is a new type ofelectromagnetic driving device that uses a mobile coil with a ferrous core to realize the magnetic driving in largespace. By using the method of maximizing the magnetic field in the target region,the coil mode...
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Number of views:2998 Amount of downloads:1209
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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...
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Number of views:2992 Amount of downloads:1280
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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...
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Number of views:2987 Amount of downloads:1297
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ZHOU Da,WEI Liguo,YUAN Yulong,LU Yiqiao
Abstract: By integrating pure pursuit algorithm with integral control algorithm,an autopilot method based ondiscrete point set path was proposed to implement high-precision path-tracking function of a special trailer with large towed mass. The kinematic model of vehicle,the pure pursuit model,the limit steering issu...
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Number of views:2973 Amount of downloads:1158
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LI Qi,CHEN Yihua,GUO Bin,ZHANG Deliang,GUO Shaoqing
Abstract: In order to solve the contradiction between the maximum consumption of new energy and thereserved power flow margin of operation section,a day-ahead coordination optimization method for complexcascaded power grid based on key section identification was proposed to achieve the orderly coordination among the...
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Number of views:2971 Amount of downloads:1247
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WANG Lu,FAN Bo,QIU Yulin
Abstract: How to effectively deal with the complex and changeable nonlinear characteristics of inductionmotor is the key to give full play to the performance of motor and maintain the robustness of motor control system.From the energy analysis,an induction motor speed control method based on passivity based iterativ...
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Number of views:2970 Amount of downloads:1175