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SHI Dongsheng，WANG Tao，QIU Shuming，WANG Wenguang，WANG Yubo
Abstract: Application of TAC1 series high performance high power inverter products of Tianjin ElectricResearch Institute on 20-high reversible mill was introduced.The common DC bus multi drive system consists ofactive infeed converter and inverter. Firstly，the device selection of the system and the calculation of tra...
更多Number of views：1412 Amount of downloads：2492
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JIAO Yingxue，HUANG Xuejin
Abstract: The problem of secondary frequency recovery and active power distribution for AC microgrid（MG）with bounded time delay were studied. A distributed dynamic event triggering control method was proposedfor distributed generator sets. The method used dynamic event triggering mechanism，which could greatly reduce...
更多Number of views：1410 Amount of downloads：1443
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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：1397 Amount of downloads：1453
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ZHAO Hao，LU Jinke，ZHU Yidi，ZHOU Ziniu，DU Weixi
Abstract：Junction-case thermal resistance has always been a highly concerned thermal parameter of powersemiconductor devices，which is also the standard to weight the heat sink performance of power semiconductordevices. Heat-sink design should be considered in order to prevent device overheating damage. Therefore，acc...
更多Number of views：1386 Amount of downloads：1264
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CHENG Shiwei，ZHAO Shiwei
Abstract: To cope with the increasing demands of the application of high step-up DC-DC conversion，such asthe absorption of renewable energy，electric vehicles and aerospace，a high step-up DC-DC converter based onthree-winding coupled inductor with low voltage stress was proposed by utilizing magnetic coupling technol...
更多Number of views：1375 Amount of downloads：1351
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LIU Tong，YIN Zhonggang，BAI Cong，YUAN Dongsheng
Abstract: In order to improve the position sensorless control performance of permanent magnet synchronouslinear motor（PMSLM），a position sensorless control method based on disturbance compensated flux observer（DCFO）was studied. This method treats the notch filter as a disturbance observer and combines it with a feedb...
更多Number of views：1373 Amount of downloads：1903
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LUO Ranjie，LI Qian，GAO Jing，FENG Chongwen，MAMengyuan，GUO Peijian
Abstract：The development status of electric drive systems in the industrial sector and their significance inpromoting green and low-carbon transformation were studied. As a crucial control and energy-saving equipment inthe industrial sector，electric drive systems face numerous challenges posed by unchecked developme...
更多Number of views：1371 Amount of downloads：1671
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WU Ning，CAI Jie，LIANG Gonghao
Abstract: As an important part of smart grid monitoring system，the security of power wide area measurementsystem is very important. Therefore，in order to ensure the integrity and confidentiality of communication data inpower wide area measurement system and the communication security between terminal devices in the ...
更多Number of views：1367 Amount of downloads：1156
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WANG Yuqi，WANG Yufeng，GUO Yubao
Abstract: The equipotential switching algorithm of the traditional mechanical static compensator（MSC）device had many limitations in the operation of the single machine，such as the long operation time of themicrocontroller control chip，the poor convergence of the calculation results had been affected by the hardware，...
更多Number of views：1367 Amount of downloads：1252
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LONG Zhengyu，WANG Xuhong，FAN Shaosheng
Abstract: In view of the traditional wind tower cleaning，painting，maintenance and other operations，therewas a high risk of artificial aerial work. In order to ensure the personal safety of workers and improve workefficiency，a wheeled climbing robot based on load balancing adjustment was designed. By analyzing the fo...
更多Number of views：1366 Amount of downloads：1604
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KONG Lingqing，HE Shan，DONG Xinsheng，LI Ji，YANG Dingqian，HU Shuai
Abstract: In order to solve the problem of voltage and frequency fluctuations at the grid-connected point of thepermanent magnet wind turbine during high and low voltage ride-through，a virtual synchronous generator（VSG）was proposed to control the grid-side converter to improve the inertia and damping of the permanen...
更多Number of views：1359 Amount of downloads：1801
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WU Xiangyu，XUN Chao，XIAO Fen，LIN Keyao，LIN Chaoqun，CHEN Bojian
Abstract: Existing long-term electricity consumption prediction methods are difficult to solve the problem ofvariable selection，which leads to inaccurate prediction results of power consumption. Therefore，combining theradio frequency variable selection in random forest（RF）algorithm with long short-term memory（LSTM）r...
更多Number of views：1356 Amount of downloads：1468
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WANG Zhengqi，WEI Wei
Abstract：Flexible multi-state switch（FMSS） is a new type of power electronic device that replacestraditional tie switches and is applied to modern distribution networks. It can optimize the consumption andregulation of distributed power sources in modern distribution networks. The FMSS controlled by VSG is notaffect...
更多Number of views：1353 Amount of downloads：1431
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XIAO Quan，ZHOU Xiaoshan，WANG Ruiqing，LIU Yuqi，ZHAO Xianyuan
Abstract: The excitation control module of synchronous generator is the key equipment for power productionand safe operation，and the localization rate of its key materials is low. Based on the control performance of thesynchronous generator excitation control module，starting from the research of chip independent con...
更多Number of views：1351 Amount of downloads：1147
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YAN Chengshan，QIU Mingquan，ZHANG Lijun，ZHANG Guorui，WANG Chunlei
Abstract: Aiming at the problems of regional large-scale photovoltaic construction and access，as well as thelack of control of existing distributed energy，the construction and operation control method of microgrid groupwere put forward，which extracted a three-level and two-stage coordination and interaction system s...
更多Number of views：1345 Amount of downloads：2519
