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LI Linwei,FU Zhimin,CHEN Mingfan,HE Lipeng,QIN Dan,HUANG Lige,CHENG Xi
Abstract: With the opening of the electricity market,the scattered and high idle rate of distributed energystorage has realistic conditions to participate in the aggregation and reuse,and the aggregation process caneffectively improve the efficiency of the power grid. The electric vehicles were taken as a typical re...
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Number of views:1911 Amount of downloads:1503
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YANG Liping,WANG Haiyun,DING Dong,YU Xijuan,WANG Liyong,WU Honglin
Abstract: At present,there are some problems in line loss fault detection of electric quantity informationacquisition equipment,such as low detection rate,poor applicability and so on. An automatic line loss faultdetection method for electric quantity information acquisition equipment was proposed. By determining th...
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Number of views:2757 Amount of downloads:1503
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HUO Huijuan,LI Peidong,XIN Cheng,LI Weiwei,LU Yanchao,CHEN Tianqiong
Abstract:Under the context of the new power system,the high share of renewable energy brings significantchallenges to the security,stability,and economic operation of the system and the grid. An uncertain optimizationscheduling model for hydrogen storage/electricity-gas integrated energy systems supported by large p...
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Number of views:927 Amount of downloads:1502
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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:1440 Amount of downloads:1501
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LIU Xinglong,XIE Yihan,YANG Ziyang,ZHANG Zhilong,YI Hao,ZHUO Fang
Abstract:Active power filters(APF)are widely used for dynamic compensation of power system harmonic.However,under weak grid conditions,the interaction between APF,nonlinear loads and grid impedance can easily lead to the stability issue of harmonic oscillation around the compensation frequency,resulting in the fault...
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Number of views:1301 Amount of downloads:1500
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CHEN Bojian,XUN Chao,LIN Chaoqun,XIAO Fen,LIN Keyao,WU Xiangyu
Abstract: The loss rate is an important indicator to measure the technical operation level and economicoperation level of the power system. In response to the actual needs of the distribution network in management andtechnical loss reduction,based on loss statistics and theoretical calculations,a short-term loss cha...
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Number of views:2736 Amount of downloads:1500
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LI Zhen,ZHAO Pengxiang,WANG Nan,CONG Lin,WANG Huiyuan,CAO Yan
Abstract: Exploring the flexibility of the heat and electricity coupling integrated energy system(HEC-IES),reducing system operation costs and promoting renewable energy consumption are hot issues in the field of energyinternet. Thus,a day-ahead optimal scheduling method of the HEC-IES considering the thermal dynami...
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Number of views:1597 Amount of downloads:1494
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YU Hui,ZHOU Shigui ,MA Feihong,ZHANG Kecheng
Abstract:Permanent magnet synchronous machines(PMSM)has serious chattering problem when traditionalsliding mode observer(SMO)is applied to low-speed operation with fixed sliding mode gain. To solve thisproblem,a full-order sliding mode observer(FSMO)with fuzzy adaptive adjustment of sliding mode gain wasproposed,whi...
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Number of views:1742 Amount of downloads:1492
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WANG Jie,JIN Weigang
Abstract: In view of the difficulty in detecting the uniform and non-uniform contamination of high voltage(HV)glass insulators and the inaccuracy of risk assessment,a risk assessment method for HV glass insulatorsbased on a new leakage current indicator Rhi was proposed. The new leakage current index Rhiwas derived ...
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Number of views:1857 Amount of downloads:1483
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ZHUANG Gewei,GU Zhen ,FENG Xiuqing ,DUANYan
Abstract: Automatic verification system of smart meter may be abnormal in the long-term operation process,but the regular manual detection method can not timely learn the risk information,shortening the period of manual inspection will reduce the work efficiency of automatic verification. In most cases,the sample da...
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Number of views:2754 Amount of downloads:1478
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ZHANG Jinbo,YAN Lei,SHI Jian,HUANG Xiaoyu,YANG Dishan,YAN Tongyu
Abstract: A large number of voltage fluctuations will occur in the grounding process of optical storage DCmicrogrid,which has a bad impact on the stability of microgrid power signal. Due to the poor voltage disturbancesignal capture ability of the present optical storage DC microgrid grounding anti-interference tech...
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Number of views:2199 Amount of downloads:1470
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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:1312 Amount of downloads:1468
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TAO Jiagui,HU Shengnan,DAI Jianzhuo,ZHANG Sicong
Abstract: Aiming at the problems of complex feature extraction and low classification accuracy of traditionalmethods in human behavior recognition(HAR),a behavior recognition model based on deep belief network-support vector machine(DBN-SVM)was proposed. Firstly,in order to better capture the periodic changes of use...
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Number of views:1035 Amount of downloads:1466
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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:1272 Amount of downloads:1465
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CHEN Linghan,LU Jia
Abstract: As the hub node in the energy internet,the transformer can adjust and control power quality,thenormal and stable operation of transformer is of great significance to the safe and stable operation of the energyinternet. In order to accomplish this objective,status assessment of energy internet transformer b...
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Number of views:2717 Amount of downloads:1463