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WANG Kun,LIU Xiaonan,DU Yingkang,ZHANG Bohan,TIAN Xinyi,ZHANG Zhaonan
Abstract:Decentralized multiple energy systems(DMES)are vital for energy transition and local efficientutilization. The standards for DMES cover various fields,including distributed energy,microgrids,energy storagetechnologies,and communication control,making the standardization work more systematic and complex.Curr...
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Number of views:1995 Amount of downloads:8671
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GUAN Wei,DONG Lei
Abstract:Among the junction temperature monitoring methods of insulated gate bipolar transistor(IGBT),the temperature-sensitive parameter method has attracted wide attention because of its fast response speed,low cost and easy on-line detection. Previous studies have shown that the gate threshold voltage(VTH)among t...
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Number of views:1995 Amount of downloads:4233
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WANG Yajing,ZHANG Shuai,JIANG Han,SONG Hongliang
Abstract: In order to improve the carrying capacity and resilience margin of the distribution network systemcontaining microgrid,a topological resilience optimization model of the distribution network system containingmicrogrid was established to achieve the resilience optimization objective of the distribution netw...
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Number of views:1995 Amount of downloads:4653
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LUO Huanliang,WANG Zaixiang,LI Yesong
Abstract:Aimed at the issues of deadbeat direct torque and flux control strategy(DB-DTFC)such as relyingon the accurate motor model,high computational load,and coupling between torque and flux,a simplified strategy of DB-DTFC for permanent magnet synchronous motor which based on flux planning was proposed. Firstly,p...
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Number of views:1993 Amount of downloads:7036
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ZHOU Qi,WANG Chenqing,KONG Xiangping
Abstract:Considering that the problem of voltage fluctuations on the DC side caused by the three-phaseimbalance of the AC grid of the flexible interconnection device,a DC voltage fluctuation suppression strategy forflexible interconnection device based on the Torricelli point was proposed. Firstly,by defining the To...
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Number of views:1987 Amount of downloads:4391
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TAO Li,YANG Xiaxi,GU Jinhui,WEI Bingbing,ZHANG Lin,WANG Jianing
Abstract: Virtual power plant(VPP)can integrate distributed energy resource(DER)to participate in theoperation of power market and auxiliary service market,and provide management and auxiliary services fordistribution network and transmission network. Its operation and control have been widely concerned. Aiming at t...
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Number of views:1977 Amount of downloads:4741
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JIANG Zhaoping,LIYue,LIUMingkai,ZHEN Dongfang,HOU Xinxu,WANGTong
Abstract: In order to ensure the efficient and stable operation of high-temperature submersible motors,and totimely avoid motor failures caused by high operating temperatures,which may affect production,it is necessary toobtain their underground temperature without temperature sensors. Based on this situation,a temp...
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Number of views:1974 Amount of downloads:6483
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ZENG Jiang,XIONG Taojun,XIE Baoping,ZHAO Benqiang,MA Haijie
Abstract: Aiming at the deficiency that the traditional active power filter(APF)can only control the localharmonic source,a harmonic active defense system(HADS)based on virtual harmonic resistance was proposed.The principle of harnessing harmonics in distribution network by HADS was analyzed,the HADS simulationmodel...
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Number of views:1974 Amount of downloads:4414
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DANG Yihan,XU Chuanfang,WANG Shaozu
Abstract:Usually,the DC side of the traction rectifier requires a series LC resonant circuit to filter out thepulsating component of 2 times the grid frequency. When the resonant inductor on the DC side had a short-circuitfault,the pulsating component would be transferred to the motor side,the problems such as torque...
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Number of views:1970 Amount of downloads:7795
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HU Junhua,WEI Huabing,FUYinfang,QIAOMin,GAO Baolong
Abstract: The safety monitoring of existing ultra-high voltage direct current(UHVDC)converter stationsmostly adopts manual on-site detection,which presents major safety hazards and high labor costs. In order to meetthe safety needs of the power transmission system,a multi-angle joint monitoring system was designed f...
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Number of views:1970 Amount of downloads:7542
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WANG Hao,LIU Naisuo,MENG Chao,FAN Ronggui,GONG Junlin,GAO Lianyan
Abstract:In order to solve the problem that the electrical cabinet of the original production and injectionsystem in the same well has a low intelligence level and cannot realize remote monitoring,diagnosis,restart andmaintenance through the network,an intelligent control software for production and injection in the...
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Number of views:1964 Amount of downloads:8053
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DONG Min,LIU Kezhen,ZHAO Qingli,CHEN Leidan,YAO Yue,ZHAO Xiong
Abstract: Under the "dual carbon" goal,the electric energy systems need to gradually develop towards theway of energy saving and low carbon. The integrated energy system(IES)is an important measure to solve energyand environmental protection problems. At present,the research on IES mainly focuses on distributed ener...
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Number of views:1963 Amount of downloads:3435
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SONG Zhuoran,DOU Wenlei,LI Jianfeng,JIANG Tao,LU Sichen,JI Hansong
Abstract: In order to improve the operation economy of the distribution system with multiple industrial parksand restrain the power fluctuation of the distribution-micro tie line,a multi-time scale optimization schedulingstrategy for the distribution system with multiple industrial parks was proposed based on the ro...
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Number of views:1962 Amount of downloads:4790
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YIN Li,SHENG Junjie,YUAN Jie,FENG Yanjun
Abstract:In the context of carbon neutrality,an optimal pricing strategy for electric vehicle charging stationsconsidering carbon emissions was proposed. Firstly,a price response characteristic model of electric vehicle userswas constructed. Secondly,an optimal pricing model with the lowest carbon emission,the minim...
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Number of views:1960 Amount of downloads:6800
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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...
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Number of views:1959 Amount of downloads:4284