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HUANG Haihong，HUANG Yuwei，LIU Xin
Abstract: Aiming at the requirements of portable DC insulation detection devices，a dynamic differencealgorithm based on single-arm was proposed，and a portable DC insulation detection and verification integratedmachine was designed based on this algorithm. The principle of the single-arm insulation monitoring system ...
更多Number of views：2540 Amount of downloads：1476
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CHEN Jinyang，LEI Yong，CAO Xiaoyan，HE Xin，ZHU Xiaobo
Abstract: The operation of 5G communication base stations in remote areas requires a lot of power. The basestation power supply system composed of wind and solar new energy can well solve the problem of difficult accessto the power grid in remote areas. The selection of the component capacity of the new energy base ...
更多Number of views：2530 Amount of downloads：1248
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DING Qiang，JIANG Yingxu，NI Tuocheng
Abstract: Firstly，the radial force mathematical model of central winding bearingless slice permanent magnetmotors was built. Subsequently，parameters tuning theory of displacement loop PID controller for bearingless motor suspension system was studied，and its inherent drawbacks of PID controller when used for bearing...
更多Number of views：2523 Amount of downloads：1332
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LIN Xin，GAO Xiang，XIE Zhen，XU Kebao，ZHANG Xing
Abstract: With the increasing proportion of wind turbines，the characteristics of low inertia and weak dampingpower grid become more obvious，which brings new challenges to the smooth operation of power grid. Traditionalcurrent-controlled strategy is difficult to obtain accurate grid synchronization information in wea...
更多Number of views：2504 Amount of downloads：1518
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LI Mingyang，NIU Pingjuan，LI Yuhong，LI Ying，SUI Yu
Abstract: The offset characteristics of transmitting and receiving coils manufactured by different wirelesselectric vehicle manufacturers are a critical issue to ensure the interconnection of domestic and international vehiclecharging. The 3.7 kW wireless energy transmission system was modeled and the SS-type topolo...
更多Number of views：2488 Amount of downloads：1326
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ZHANG Jinbo，YIN Yuan，SHI Jian，LIN Shaoyuan，YAN Lei，HUANG Xiaoyu， LIN Yubin，YANG Dishan，CHENG Nuo
Abstract: In order to reduce the measurement error of transmission line crossing distance and reduce theoccurrence rate of transmission line accidents，a method of transmission line crossing distance measurement basedon grid information model was proposed. The platform of crossing distance measurement including data ...
更多Number of views：2463 Amount of downloads：1201
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WEI Wei，GE Qiongxuan，LI Yaohua，ZHAO Lu，ZHANG Bo
Abstract: The integrated gate commutated thyristor（IGCT）is an important element for efficient and reliableoperation of high power traction converters. The stability of high power converter system is significantly affected bythe voltage and current dynamic characteristics of the IGCT device during the turn-on and tur...
更多Number of views：2449 Amount of downloads：1250
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WEI Zhengyi，ZHANG Min，ZHOU Mingzhu，DING Xinping
Abstract: In practice，the parasitic parameters have a non-negligible effect on the performance of invertercircuit. The influence of the main parasitic parameters on a new type of switched-coupled-inductor quasi-Z-sourceinverter was studied. By the reasonable analysis of the influence of the parasitic parameters（para...
更多Number of views：2446 Amount of downloads：1151
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JIN Yongchun，CHEN Li，ZOU Yusheng，DUAN Chengwu，YAO Jian
Abstract: Due to the advantages of high efficiency，wide speed range，high torque density and great controlperformance，permanent magnet synchronous motors（PMSM）have been widely used in driving systems of electric vehicles（EVs）. However，as the increase of power density，the problem of temperature rise caused by loss hea...
更多Number of views：2443 Amount of downloads：2515
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WANG Peng，LI Zhongzhao，GONG Zhaowei，ZHANG Ningchao
Abstract: In order to solve the problem of coupling mechanism offset in wireless power transfer system，theS-S and LCC-LCC dual topological wireless power transfer system based on parameter optimization was proposed.Firstly，the output characteristics of S-S and LCC-LCC topological energy transmission channels were an...
更多Number of views：2434 Amount of downloads：1233
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LIU Wenqi，DING Wenfang
Abstract: In order to overcome the shortcomings of the classic Boost converter，such as low boost ratio，largeinput current ripple，and high voltage stress of power devices，a new type of zero input current ripple high gain nonisolated DC/DC converter was proposed. The combination of isolation type Sepic converter，coupl...
更多Number of views：2433 Amount of downloads：1169
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SHEN Jiexin，LIU Lei，HE Dandong，LIU Zhenguo，CHU Houguang，MA Hanchao
Abstract: When the current method is used to control the DC transformer of the DC-DC converter，thecontrol efficiency is low，the immunity is poor，and the loss detection error is large. In order to solve the existingproblems，a DC transformer control method based on the SRDAB DC-DC converter was proposed. By analyzingt...
更多Number of views：2428 Amount of downloads：1209
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TIAN Kai，YU Zhibin，YUAN Yuan，CHU Zilin，SUN Chuanjie，YANG Jingran
Abstract: A fine dead-time compensation method based on the medium voltage three-level IGCT outputfiltering topology was proposed to realize the real-time calculation and compensation of the dead-time effect of theinverter output. Based on the topology of the output filter，the transfer function was established，and t...
更多Number of views：2424 Amount of downloads：1131
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GAO Xiaozhi，QIAO Yu，CAO Xin，LI Zheng，SUN Huiqin，SUN Hexu
Abstract: DC active power filter（DC-APF）can effectively suppress the bus voltage ripple of DC microgrid. Inorder to solve the problem that DC-APF can not work normally due to the failure of switching devices，a fault-tolerant DC-APF topology based on H-bridge converter was proposed，which could ensure the power qualit...
更多Number of views：2411 Amount of downloads：1323
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GAO Ruiteng，WANG Shuhong，WU Hao，LI Jiabin，CAO Jianwen，WU Pan，ZHANG Ailing
Abstract: A no-load grid-connected voltage phase control method of the brushless doubly-fed inductiongenerator（BDFIG）based on the control winding flux was proposed，the control system structure block diagram was constructed according to the mathematical model and control strategy of BDFIG. The hardware circuit of the...
更多Number of views：2408 Amount of downloads：1153
