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XU Changbao,DING Jian,SONG Hongjian,PAN Chengda, SUN Pengbo,WANG Qihua,CHEN Hui
Abstract: An optimization method was proposed to layout electric vehicle charging facilities consideringpower quality constraints. A comprehensive power quality index model considering the average value of nodalthree-phase unbalance degree and the maximum value of nodal voltage deviation was established. Meanwhile,t...
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Number of views:2887 Amount of downloads:4317
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SHI Zhibo,MENG Jie,HAN Yong,LI Xueping
Abstract: Due to the application of a large number of power electronic equipments on the aircraft,the aircraftpower supply network tends to be complicated,and thus there is an urgent need to effectively evaluate the powerquality of the power supply network. In order to evaluate AC power quality of aircraft,a compreh...
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Number of views:4928 Amount of downloads:4311
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DONG Yi,ZHOU Yufei,LIU Shuai,WANG Yingying
Abstract: The coupling coefficient of the loosely coupled transformer in the inductively coupled wirelesspower transmission(ICPT)system is a key parameter affecting the conversion efficiency of the wireless energytransmission system. To improve the coupling coefficient,an equivalent magnetic circuit model was establ...
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Number of views:2669 Amount of downloads:4310
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YANG Xiaochu,WANG Guanwen,LUO Guogan,XU Shipeng,ZHANG Dingwang
Abstract: The composition of the double-fed induction generator(DFIG)is complex,and its operation andmaintenance are difficult. Due to the relatively complex electromagnetic transient characteristics of the fault,theextraction quality directly affects the reliability of the fault detection results of the DFIG. Aimin...
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Number of views:1680 Amount of downloads:4306
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LU Guijun,JIA Pengfei,WANG Yubo,LIU Jing,YU Shouquan
Abstract: Permanent magnet synchronous motors play an important role in industrial automation,automotive,aerospace,household appliances,and other fields due to their high efficiency,high power density,good torque performance,and ease of control. However,in the field of electrical transmission,it is not onlynecessary...
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Number of views:1761 Amount of downloads:4305
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SONG Hui,YUAN Longxiang
Abstract: Aiming at the problem of single hot spot temperature under average state and long response timeunder different load states,in order to improve the response speed,a 10 kV transformer load state detection method based on K-means algorithm was designed. The 10 kV transformer load model was established,the ove...
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Number of views:1933 Amount of downloads:4305
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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:2000 Amount of downloads:4294
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ZHANG Junkun,LEI Ertao,JIN Li,MA Kai,XIA Chenyang,WANG Xirui
Abstract:The rapid development of modern power electronics technology promotes the insulated gate bipolartransistor(IGBT)wide range of applications in the AC motor drive,inverter,switching power supply and newenergy industry. In the application process of IGBT,due to the complex and varied circuit topology and syste...
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Number of views:1828 Amount of downloads:4287
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SONG Weiqiong,GUO Shuai,HAN Liu,XU Chaoqun,SONG Wei,LÜ Fengming
Abstract:In order to monitor current distribution state of parallel silicon carbide(SiC)devices in photovoltaicinverter,a contactless monitoring solution based on anisotropic magnetoresistive sensor was proposed. Accordingto practical position of SiC devices on PCB board,multiphysics simulation tool COMSOL was emplo...
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Number of views:2010 Amount of downloads:4281
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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:1958 Amount of downloads:4278
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TIAN Guangping,XUE Hua
Abstract: In response to the stable operation demand of modular multilevel converter(MMC)with singlephaseshort circuit fault,a passivity-based method based on dual-port controlled Hamiltonian with dissipation(Dual-PCHD)model was proposed. To make the grid-connected positive sequence and negative sequence currentsubs...
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Number of views:3341 Amount of downloads:4276
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HU Changbin,MA Tengfei,MA Jianli,XU Zheng
Abstract: Distributed power generation technology is an important part of modern smart microgrid,in whichthree-port isolated DC converter plays an important role. Because the storage battery system can realize the flowand storage of energy,so the combination of three-port isolated DC converter and photovoltaic power...
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Number of views:2128 Amount of downloads:4275
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GONG Weizheng,YAO Yin,CHEN Mengying,LI Dongdong,ZHANG Xianming,ZHU Yedong
Abstract:The rapid increase in the proportion of renewable energy in the East China Power Grid System andthe continuous decline in the rotational inertia and frequency modulation resources in the system will pose a threatto the system's frequency immunity and stability. The existing research focuses on the devel...
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Number of views:1511 Amount of downloads:4273
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LIU Juan,LEI Hui,LÜ Jin,WANG Yang,Xu Deshu
Abstract:The state of charge(SOC)of batteries is one of the most important parameters in lithium-ionbattery management technology,and high-precision SOC estimation is beneficial for the grid connection andcontrol of energy storage stations. Battery charge and discharge data are not only time-series in nature,but als...
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Number of views:1791 Amount of downloads:4273
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DING Runchu,SHI Shuhuai,ZHUO Fang,WANG Feng
Abstract: The application of DC transmission and distribution network faces a variety of complex designscenarios,among which there are DC/DC conversion requirements with unipolar input and really bipolar output. The bipolar output of this application scenario can easily lead to unbalanced output voltage when the loa...
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Number of views:3417 Amount of downloads:4273