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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...
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Number of views:977 Amount of downloads:764
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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...
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Number of views:976 Amount of downloads:978
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KANG Jiale,ZHOU Xuntian,ZHANG Zhigang,CEN Yinwei
Abstract: In order to improve the utilization rate of clean energy and promote the stable and low-carbonoperation of the microgrid,a low-carbon optimal dispatching model based on load side flexible resources wasestablished. According to the flexibility resource analysis,the flexibility resource modeling of load side...
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Number of views:963 Amount of downloads:806
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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 ...
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Number of views:958 Amount of downloads:680
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WANG Jiarong,DAI Guanghua,HU Liang,GAO Jingxiang
Abstract: In order to realize the application requirements of SiC power devices,a novel dual edge-triggeredisolated drive circuit was proposed. The circuit have the advantages of full isolation of driving signals,strongdriving ability,wide switching frequency range with 0 Hz~500 kHz signal transmission and strong of...
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Number of views:951 Amount of downloads:884
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JIA Dexiang,ZHONG Cheng,LIU Zhanjie,ZHENG Houqing,GUO Yang
Abstract: Photovoltaic(PV)generation usually operates in maximum power point tracking(MPPT)mode,which cannot provide inertia and frequency support for the power system. Virtual synchronous generator(VSG)control is an attractive control method that can provide the similar behavior of synchronous generator(SG).However...
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Number of views:950 Amount of downloads:830
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WANG Jianglei,FAN Xiaochao,SHI Ruijing,WANG Weiqing,LI Wenliang,XIONG Ruifeng
Abstract: The "double carbon" goal promotes the development of China's energy sector in the direction ofgreen,low-carbon,safe and efficient. In order to improve the penetration of renewable energy such as scenery,stabilize the diversified load fluctuation on the user side,improve energy utilization efficiency an...
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Number of views:945 Amount of downloads:804
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XU Yelin,LU Xinqiang,ZHAO Ang,MA Li
Abstract: A cooperative control method for multi-port energy routers in distributed distribution networks wasproposed. Under the premise of power balance and bus voltage stability,seamless switching of various workingmodes of multi-port energy routers was realized to ensure the security and stability of distribution...
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Number of views:945 Amount of downloads:874
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LIU Lingshun,LI Yongheng,YAN Hongguang
Abstract: A nine-switch converter space vector pulse width modulation(SVPWM)algorithm was proposedbased on the dual Y shift 30° permanent magnet synchronous motor(PMSM)voltage vector. Compared with thebiggest four vectors of the twelve-switch converter SVPWM algorithm,the proposed algorithm not only reducesthree swi...
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Number of views:944 Amount of downloads:767
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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...
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Number of views:939 Amount of downloads:761
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SUN Ke,WANG Lei,YANG Xuan,WENG Hua,SUN Yikai,ZHENG Jiehui
Abstract: How to coordinate between power grid safety,low carbon and economic costs to achieve themaximum social benefits has a great impact on the "double carbon" strategic goal put forward by Chinagovernment. Therefore,a multi-objective optimization method for elastic power grid considering resilience indexwas pro...
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Number of views:935 Amount of downloads:695
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ZHOU Jinwei,DING Dawei,JIANG Xuexiang,REN Zhaoting,LI Xizhi
Abstract:Maximum torque per ampere(MTPA)control can effectively improve system efficiency throughreducing copper loss,which is suitable for air conditioning permanent magnet compressor system. However,due to the inverter non-ideal characteristics,the tracking accuracy of the optimal current vector angle decreases. T...
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Number of views:934 Amount of downloads:667
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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,...
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Number of views:932 Amount of downloads:702
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JIANG Jingwen,ZHOU Jiemin,HONG Feng,ZHENG Gang
Abstract: On the basis of LLC,considering from the perspectives of soft-switching technology,DC/DCcascade converter technology and three-level technology,a new DC/DC composite cascade structure topology onthe basis of Buck-LLC structure was proposed. A 980 W prototype was designed and built for verification,whichpro...
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Number of views:930 Amount of downloads:702
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PENG Daogang,GAO Yimin,QI Erjiang,ZHOU Yang,WANG Yongkun
Abstract: Oil spills from thermal power plants can pollute the drainage outlet,if not dealt with in time,it willalso pollute the river environment. Drainage outlet monitoring is from the angle of depression,therefore it is hard to identify accurately with the rectangular detection frame. Based on the image from the ...
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Number of views:929 Amount of downloads:1078