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ZHAO Aibo,LI Zihao,WANG Zixuan,LI Junhui,MA Siyuan
Abstract:Aiming at the problems of insufficient stability and low power generation efficiency of the existingpower supply means for offshore ocean observation equipment,and low power density of direct drive wave energypower generation device due to the low running speed of ocean waves,it proposed to apply the magnet...
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Number of views:301 Amount of downloads:196
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ZHAO Faping,SHE Yanjie,SUN Huanyu,BU Xiangzhou,BAI Tao
Abstract:A sliding mode linear self disturbance rejection control strategy was proposed to address the outputvoltage fluctuations caused by sudden load changes,changes in DC bus voltage,disturbance addition,and otherdisturbances in three-phase interleaved parallel DC-DC converters. Firstly,a mathematical model of th...
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Number of views:301 Amount of downloads:248
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JIANG Xuejiao,ZHANG Changqing,QIN Gang,ZHONG Lei,ZHOU Chaojun,CHEN Yupei
Abstract:In order to balance the output difference between renewable energy and load in the activedistribution network and reduce the budget cost and user purchase cost,an optimal dispatching method ofdistributed generation units in the active distribution network based on power demand side response was proposed.On ...
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Number of views:299 Amount of downloads:220
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DONG Lizhi,ZHAI Bingcong,WANG Kaifeng,JIA Xuecui
Abstract:When multiple energy storage units are connected to an energy storage station by the powerelectronic converter,the interaction and coupling effect bring challenges to the stable operation of the system. Thesmall-signal model of the parallel storage system was established. The stability analysis was carried ...
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Number of views:296 Amount of downloads:183
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KAN Chaohao,YAO Xiaojian,QI Ankang,WANG Zhisheng, WANG Pengcheng,CHEN Gong
Abstract:Three-phase asynchronous motor is one of the most frequently used motors. Inter-turn short circuitfault is a kind of fault with high probability. If the real-time monitoring of motor operation,health and safetyevaluation of the operation,will be able to timely stop losses,reduce losses. An inter-turn fault ...
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Number of views:293 Amount of downloads:152
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ZHOU Yi,FANG Wei,GONG Min,XIA Xuesong,CHEN Yanling,HAN Ni
Abstract:Despite bringing several benefits to modern power systems,distributed generation(DG)andmicrogrids cause a significant impact on the operation of power distribution networks,especially with regard to theprotection system. In this new scenario,the adoption of smart protection systems capable of incorporating ...
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Number of views:292 Amount of downloads:181
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LIU Qiwei,ZENG Jiang
Abstract:In view of the need to test the operation of power electronic equipment under various workingconditions in the current new power system,a control strategy using linear auto-disturbance rejection technologywas proposed to study the power grid simulator with line impedance simulation function. On this basis,i...
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Number of views:291 Amount of downloads:330
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ZHOU Jun,XIAO Yuanbing,YAN Huamin,LU Jingjing,XU Tiefeng,ZUO Fanglin
Abstract:In order to improve the power coordination ability among microgrids in the microgrid group,it isnecessary to consider the correlation between renewable energy generation output and the difference in load timedistribution in different regions in the microgrid group planning. A scenario generation method that...
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Number of views:291 Amount of downloads:181
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BAI Yansong,LI Guorong,CAO Dayou,ZHOU Yan
Abstract:Owing to the influence of wave fluctuation,the output power of ship photovoltaic(PV)powergeneration system is in the state of fluctuation,which significantly affects the quality of electricity and thereliability of power supply,and the sun-tracking algorithm of the land-based PV system fails to adapt to theo...
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Number of views:290 Amount of downloads:193
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PENG Fei,TIAN Xu,LIU Fei,XU Decao,FANG Shiwen,TIAN Xu
Abstract:The integration of large-scale wind power,photovoltaic and other renewable energy resources forthe power system will greatly change the power supply characteristics,reducing the inertia of power system andthreatening the stability of transient frequency. The virtual synchronous generator(VSG)technology can ...
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Number of views:288 Amount of downloads:258
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LIU Jinwei,ZHOU Jie,LI Chuan,XIAO Xiao,WU Huicheng
Abstract:In order to improve the accuracy of intelligent diagnosis of reactor mechanical fault,according tothe correlation characteristics between reactor vibration signal and mechanical state,a vibration diagnosis methodof reactor mechanical fault based on stacked auto-encoder(SAE)was proposed. Firstly,the original...
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Number of views:288 Amount of downloads:154
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WU Han,HUANG Xinghua,QIAO Zhendong,FAN Yuanliang,ZHU Junwei,CHEN Jinyu
Abstract:Accurately estimating the state of health(SOH)of lithium-ion batteries is a crucial prerequisite forensuring the safe and stable operation of energy storage systems. The key to improving the accuracy of SOHestimation lies in the rational selection of health characteristics that can effectively reflect the s...
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Number of views:281 Amount of downloads:190
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XU Deshu,LIU Yanfang,ZHAO Hao,MA Zhiqiang
Abstract:The integrated energy system contains adjustable resources and flexible operating modes,which to acertain extent play a supporting role in the power grid and assist in optimizing its operation. Based on this,anoptimal operation model of integrated energy system considering support capacity to power grid was...
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Number of views:279 Amount of downloads:176
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WU Yue
Abstract:The problem of AC train passing neutral section can be solved by ground's flexible passing neutralsection method. However,for multisystem electric locomotives,the switching of power supply system in neutralzone is much more complicated,but there is little research at present. Based on the approach of ve...
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Number of views:277 Amount of downloads:322
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ZHANG Jianwei,YANG Zaixin,WANG Yunhui,LIU Guangchen
Abstract:In order to alleviate the intensive computational burden in the model predictive contro(l MPC)of the matrix converter,the MPC of the matrix converter was divided into the predictive control of the virtual rectifier and virtual inverter based on the equivalent indirect modulation of the matrix converter. Com...
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Number of views:277 Amount of downloads:184