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ZHANG Linghao,LU Xiaoxing,XIAO Xiaolong,YUE Fuchang,WU Fan,LI Guangxi
Abstract:The inherent characteristics of distributed energy resources(DERs),including their small scale,volatility,and intermittency,pose significant challenges to the design of operational strategies for distribution areamicrogrids. Despite the successful integration of diverse DERs and external power grids within ...
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Number of views:444 Amount of downloads:1735
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CHEN Baixu,LI Xiaohua,CAI Zexiang,HU Ming,LIANG Xuran,YANG Bin
Abstract:As the new power system evolves towards a high proportion of renewable energy access andmultiple interactions,edge computing,as the core technology to support the intelligent upgrade of power system,is facing severe challenges of large-scale equipment access and complexity of power business. Aiming at the p...
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Number of views:229 Amount of downloads:1618
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LI Jun,WU Xichun,YU Haorui,XIANG Chenguang,LI Haifeng
Abstract:Aiming at the scarcity of real label data caused by equipment occlusion in the construction ofsubstation 3D map,a 3D map construction method was proposed based on semi-supervised deep closest point(SEMI-DCP). Firstly,the iterative closest point algorithm was used to generate pseudo-labels for the registered...
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Number of views:298 Amount of downloads:1875
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WU Zhenyu,LIU Yonghang,LIU Yuansen,ZHANG Yihan,ZHENG Yongle,ZU Wenjing
Abstract:With the proposal of the“dual carbon”goals and the development of new power systems,theproportion of renewable energy sources such as wind and solar power continues to increase,and the load volumegrows with enhanced volatility,posing higher demands on the expansion of transmission lines due to uncertainties...
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Number of views:501 Amount of downloads:4583
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WANG Mingshen,PAN Yi,MIAO Huiyu,HAN Huachun,ZENG Fei,YUAN Xiaodong
Abstract:In response to the problems of insufficient consideration of charging pile resource constraints,lowpracticality of time-domain discrete models,and inadequate description of peak shaving capabilities in the currentoptimal scheduling of electric vehicles at charging stations,an optimal scheduling and peak sha...
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Number of views:719 Amount of downloads:5142
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ZHANG Yuanbo,JI Wei,ZHANG Yun,DAI Zhihui,HE Jingyuan
Abstract:The traditional fault calculation method in the case of distribution network with multi-point Tconnected inverter interfaced distributed generator(IIDG)has the problems of complicated calculation process and large calculation amount. Therefore,a fault calculation method for new distribution systems with T-c...
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Number of views:1726 Amount of downloads:7908
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SHANG Liqun,WANG Shuo
Abstract:As the proportion of installed photovoltaic(PV)capacity increases year by year,accurate predictionof PV output and the realization of group control and management of PV clusters become crucial. A multi-site PVoutput prediction method that integrates deep fusion of graph convolutional neural network(GCN),lon...
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Number of views:1769 Amount of downloads:7212
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LAI Jiayuan,YAO Ruotian,LIU Dishen,BAI Hao,XIA Zipeng,LIU Yipeng
Abstract:In order to further improve the power density and output performance of the transformerlessmedium-voltage power quality control device,a partial submodule multiplexing modular multilevel converter(PSM-MMC)topology and its control strategy were proposed. The PSM-MMC was composed of four groups ofarm submodul...
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Number of views:1348 Amount of downloads:8543
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LIU Yuqing,ZHANG Shijie,SHI Deyong
Abstract:Under the planned system,the fixed price makes it difficult to encourage hydropower to participatein regulation,and the complex hydraulic constraints lead to difficulties in hydropower spot market clearing. Toencourage hydropower to participate in regulation through spot-price incentives and enrich its reve...
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Number of views:1444 Amount of downloads:7065
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LEI Qiang,WU Pengrong,LI Zhenwen
Abstract:In response to the intermittency and uncertainty of wind power generation,which result in low windpower utilization and high electricity purchase costs in microgrids,an intelligent dispatch strategy based on aresidual-like soft actor-critic(R-SAC)algorithm was proposed. The scheduling problem was formulated...
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Number of views:1609 Amount of downloads:8511
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GUO Wen,HUANG Zhu,ZHOU Mingzhong,WANG Danxiang
Abstract:The excitation inrush generated when the no-load transformer is closed may appear to causeequipment failure,affect the power quality and lead to line overload and other problems,at this stage,phasecontrolled opening and closing is an effective means of suppressing the inrush,the circuit breaker closingchara...
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Number of views:2029 Amount of downloads:9656
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LU Shanshan,LI Li,LI Lin,SUN Haibo,WU Runze
Abstract:In recent years,the large-scale access of a large number of new power distribution services such asdistributed power generation,electric vehicles,and flexible load control has led to a sharp increase in the operating pressure of the power cloud master station. To this end,an adaptive resource allocation met...
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Number of views:2424 Amount of downloads:10190
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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:2539 Amount of downloads:9363
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ZHANG Bin,LI Guoqing,LIU Dagui,SHI Wei,XIAO Guilian
Abstract:Reliability assessment of distribution systems is a crucial foundation for maintaining their powersupply continuity. For existing distribution network photovoltaic systems,solar irradiance modeling was limited toits exponential autocorrelation. To enhance the reliability assessment through accurate predicti...
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Number of views:1888 Amount of downloads:9786
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AN Juan,HUANG Cunqiang,LI Junxian,LIU Xingwen,WANG Yusi
Abstract:The intermittency and uncertainty of large-scale distributed new energy bring great challenges to thestable operation of power system. Intelligent soft open point(SOP)and energy storage are effective ways to absorb distributed new energy in spatial and temporal dimension,and play an important role in improv...
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Number of views:1744 Amount of downloads:7768