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SU Le,CHENG Jing,WANG Weiqing
Abstract: In recent years,the broadband oscillation of power system caused by new energy grid-connectedoccurs frequently. As an important part of new energy,photovoltaic power station can't be ignored. In order toexplore the broadband oscillation of photovoltaic grid-connected,a detailed linear mathematical mode...
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Number of views:1033 Amount of downloads:1430
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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:1159 Amount of downloads:1039
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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:1171 Amount of downloads:1004
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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:1091 Amount of downloads:896
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JIA Junqing,ZHANG Yifan,PAN Dazhi,LIANG Shuai,YANG Yang
Abstract: Under the background of the increasingly prominent voltage sag problem in modern power grids,itis of great engineering significance to accurately identify the users' profile of demand of voltage sag control forguiding users' precise investment decisions for voltage sag control and helping power gri...
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Number of views:981 Amount of downloads:847
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PAN Lingling,ZHUANG Weijin,ZHAO Qi,TIAN Jiang
Abstract: In the background of the new power system,the importance of demand-side dispatchable resourcesof the grid for system stability is increasing. As an important dispatchable load resource,an accurate assessment ofelectric vehicle(EV)dispatchable potential can effectively improve the safety and stability of th...
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Number of views:921 Amount of downloads:979
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HU Dong,HU Jingtao,ZHANG Wentao,LÜ Feichun,WU Xu
Abstract: Photovoltaic(PV)power generation is an important power generation method to achieve the goal ofcarbon neutrality. During the grid connection of PV power generation system,due to the characteristics of inverterand the influence of nonlinear load,high-order harmonics are generated,the power quality of the po...
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Number of views:1061 Amount of downloads:928
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KONG Weizheng,WU Xiaoyu,DAI Hongcai,XU Kaiwen
Abstract: Carbon emission pressure on the optimal operation strategy of integrated energy system isintensified by environmental issues and low carbon policies. To address this issue,a multi-objective optimalscheduling model under the operation of the integrated energy system in the park was established,which conside...
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Number of views:1334 Amount of downloads:1629
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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:1139 Amount of downloads:1015
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TANG Junyi,DING Biwei,YANG Qi
Abstract: The integration of high proportion of wind power intensifies the uncertainty of power systemoperation. The sufficient flexibility is vital for the safe and reliable operation of the power system. An evaluationmethod of power system flexibility considering wind power prediction interval was proposed. First,...
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Number of views:1043 Amount of downloads:802
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XIAO Longhai,FU Ming,JIN Hai
Abstract: Aiming at the problem of power deviation caused by uncertain influence of renewable energy andelectric heating and cooling loads in the integrated energy system(IES)to realize integrated energy system optimaldispatch,a double-layer IES optimal dispatch strategy was proposed by combining the stochastic mode...
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Number of views:1211 Amount of downloads:1073
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YAO Yan,GAO Feilin,ZHOU Ziwang
Abstract: Aiming at the problems of increased network loss and node voltage deviation of the traditionaldistribution network after the distributed generations(DGs)is connected to the network,an optimization strategythat takes into account the reactive power output of DGs grid-connected inverter was proposed. Firstly...
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Number of views:1128 Amount of downloads:871
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LIU Zhongmin,ZHAO Danyang
Abstract: Non-invasive load monitoring monitors the working status of each electric equipment by installingan intelligent meter at the main power interface,aiming to collect and analyze users' power consumptioninformation in real time. According to different characteristics of household user load change in power...
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Number of views:1441 Amount of downloads:940
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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:1305 Amount of downloads:847
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FANG Qiang,CHENG Zhijiang,YANG Handi
Abstract: For the problem of uneven power output and unbalanced state of charge(SOC)of energy storageunits caused by large-scale integration of distributed generation systems(DGS),such as photovoltaic and windturbine,into the grid,an improved consistency algorithm based on gradient compensation was proposed based on...
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Number of views:1163 Amount of downloads:906