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LI Jiangcheng,CHEN Xiaohua,LI Haitao,ZHU Zhixu
Abstract: Because the current method does not optimize the control parameters of flexible AC transmissiondevice,resulting in unsatisfactory control results,control delay and loss rise,a flexible AC transmission devicecontrol method based on multi-objective optimization was proposed. The basic working principle of fl...
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Number of views:1573 Amount of downloads:1019
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XU Hongkuan,LIN Shunfu,BIAN Xiaoyan,LI Dongdong
Abstract: With the reform of the electric marketization,it is of great and far-reaching significance for theconstruction of the electricity market to analyze clearly the credit evaluation problems of power users as the mainmarket. Aiming at the problem of power user credit evaluation,a comprehensive evaluation metho...
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Number of views:1511 Amount of downloads:957
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LIU Naisuo,ZHANG Xingang,MA Lei,CHEN Xiuqin,YAO Hailong,MA Songyuan
Abstract: The reform project of a test bench is mainly used for the test of main reducing tension bearing,and the test instrument is equipped with the function of applying load and speed. During the trial,the traditional single closedloop control can not meet the test requirements. In order to complete the experimen...
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Number of views:1522 Amount of downloads:989
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WU Haoting,LIN Song,XIAO Feng,KE Lingqiang
Abstract: The research of virtual machine in substation plays an important role in many fields. In view of thelow maintenance efficiency of virtual machine substation,a virtual machine substation maintenance system based on virtual reality(VR)technology was designed. Using VR technology,the three-dimensional operati...
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Number of views:1517 Amount of downloads:971
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WANG Yifeng,ZHANG Mingzhi,CHEN Bo,CHEN Mengying,CHEN Chen,XIE Wenqiang
Abstract: In order to provide a theoretical basis for the research of universal adapters in DC power distributionsystems,it is particularly important to fully understand the characteristics of DC household loads. A large number ofexperiments and tests were carried out on DC resistive home appliances among common DC ...
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Number of views:3408 Amount of downloads:1893
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LING Chunyang,LIU Fang,LI Hao,ZHAO Yang
Abstract: SiC MOSFET devices have the characteristics of high switching frequency,low loss,and hightemperature resistance,which can significantly improve the power density and efficiency when used in wirelesscharging. However,in the control of the wireless charging converter,hard turn-on and hard turn-off are easy t...
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Number of views:3871 Amount of downloads:1777
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CHEN Zhixiu,LIU Yang,ZHANG Hanshu,XIAYe,WANG Hao,LIU Xin
Abstract: In the period of high and new technology development,the application of SiC and other newsemiconductors promotes the development of PCB design toward integration and high efficiency. The new ideas were provided for PCB design optimization from two aspects of high frequency and high density. Among them,ther...
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Number of views:3613 Amount of downloads:1611
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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...
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Number of views:2409 Amount of downloads:2480
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LIU Hong,XU Shihao,YANG Lingsheng
Abstract: The frequency division phenomenon of the wireless power transfer(WPT)circuit in the electricvehicle wireless charging system under the premise of the optimal load resistance was discussed.In the optimizedWPT circuit,by changing the value of the coupling coefficient(k) between the master and slave coils in ...
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Number of views:2093 Amount of downloads:1306
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CHEN Qun,ZHOU Jiemin,HONG Feng,ZHENG Gang,XI Zhiyang
Abstract: The solid-state power controller,which integrates the functions of traditional power distributiondevices such as circuit breakers and relays,is the core component of the all-electric aerospace vehicle powerdistribution system.Among them,the inverse time overcurrent protection technology is one of the key t...
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Number of views:2090 Amount of downloads:1269
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YIN Yongliang,WU Qiong,ZHANG Jianping,ZHANG Heng,CHENG Haozhong,ZHANG Xiaohu
Abstract: With the increasing scale of wind power installation and grid connection,the interconnection ofpower grids through tie lines can absorb wind power in a wider range,but the uncertainty of wind power output leads to an increase in the risk of system operation. Conditional value-at-risk(CVaR)was introduced in...
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Number of views:2090 Amount of downloads:1329
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FU Yang,SIMA Chao,TIAN Shuxin,CAI Pengcheng,GU Jiping,LIU Shu
Abstract: Expected fault screening of smart distribution network is an important basis for system security situation assessment. In order to comprehensively and accurately perceive the security risk of smart distributionnetwork,a micro-synchronous phasor measurement unit(μPMU)with real-time,synchronicity,accuracy an...
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Number of views:1752 Amount of downloads:1308
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LIU Ronghui,MA Tiantian ,SUN Gaiping
Abstract:The potential dispatchable resources of electric power,heat,cool and gas in the integrated energysystem(IES)are important contributors to reduce the operating cost of IES. In order to guarantee the customersatisfaction while reducing operating cost of IES,a IES day-ahead optimal dispatch model considering a...
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Number of views:1816 Amount of downloads:1197
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WANG Chao,CAO Wei,ZHANG Xuhang,QIU Chunfeng,CHEN Wei,LI Yun
Abstract:Based on the low-speed communication network,a multi-energy storage operation method of DCmicrogrid with improved power droop control was proposed so as to realize the balanced control in three aspects:state of charge(SOC)balance,rational power distribution among energy storage units and stable bus voltage....
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Number of views:1784 Amount of downloads:1070
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ZHAN Chengkang,LI Xiaolu,LU Yiming,LIU Riliang,LI Congli
Abstract: With the access of large-scale distributed energy resources in active distribution network,thetraditional centralized control architecture system will not effectively deal with a large number of distributed unit,so it is necessary to study the optimal scheduling of distributed resource cluster in active di...
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Number of views:1717 Amount of downloads:990