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FU Chen,FEI Fei,WANG Jianjun,GUO Mingxing,LIN Shunfu,ZHANG Qi
Abstract:Making full use of the regulation of flexible resources can effectively suppress the fluctuation ofrenewable energy generation and ensure the economic and safe operation of power system. An optimal dispatchingmethod for power system considering the flexibility of battery energy storage systems(BESS)and pump...
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Number of views:2002 Amount of downloads:6414
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WU Xiangyu,XUN Chao,XIAO Fen,LIN Keyao,LIN Chaoqun,CHEN Bojian
Abstract: Existing long-term electricity consumption prediction methods are difficult to solve the problem ofvariable selection,which leads to inaccurate prediction results of power consumption. Therefore,combining theradio frequency variable selection in random forest(RF)algorithm with long short-term memory(LSTM)r...
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Number of views:2543 Amount of downloads:6413
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LIU Wenqi,DING Wenfang
Abstract: In order to overcome the shortcomings of the classic Boost converter,such as low boost ratio,largeinput current ripple,and high voltage stress of power devices,a new type of zero input current ripple high gain nonisolated DC/DC converter was proposed. The combination of isolation type Sepic converter,coupl...
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Number of views:4048 Amount of downloads:6407
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SU Yanlong,YANG Jun,WENG Yuyou,WANG Yuling,HU Yu,PAN Shitong
Abstract:In order to improve the stability and economy of photovoltaic-storage combined power station,acapacity optimization method of photovoltaic-storage system based on the whole life cycle was proposed. The basicmodel of the station was analyzed. The capacity optimization model of energy storage system was estab...
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Number of views:2072 Amount of downloads:6404
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MENG Jia
Abstract:To address the supply-demand imbalance caused by renewable energy intermittency and loadfluctuations in islanded microgrids,a two-layer optimization-based dynamic time-of-use(TOU)pricing schedulingmodel was proposed,aiming to enhance economic efficiency and operational stability. First,a comprehensivemicrog...
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Number of views:1701 Amount of downloads:6401
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JIANG Wenhui,LIN Dong,YU Li,CHEN Bo,CHEN Yumin
Abstract: The voltage stability of power grid was briefly introduced,and the measurement method of voltagestability of phasor measurement unit(PMU)based on state estimation was proposed. This method mainly aims atthe voltage change caused by the load rate change. The voltage stability under different load conditions...
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Number of views:1770 Amount of downloads:6400
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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:2052 Amount of downloads:6398
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PAN Ling,FENG Qian,ZHANG Peng,SHEN Bing,ZHOU Jian,CHEN Ran,ZHAO Jinshuai
Abstract: Due to the high cable ratio of city grid,the harmonic pollution is aggravated. For the buses with high harmonic voltage content,it is necessary to evaluate the harmonic emission level of the utility side and customer side. Most of the existing evaluation methods are based on two assumptions:1)the harmonic ...
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Number of views:5277 Amount of downloads:6396
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CHEN Kun,SUN Kaiyuan,LIN Lin,WANG Meng,ZHENG Jiehui,LI Zhigang
Abstract: With the massive access of renewable energy sources and pluralistic load,it is bi-directionalbeneficial to update the distribution network topology. It can not only promote the consumption of renewableenergy and the satisfaction of new load demands,but also improve the rationality of urban distribution net...
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Number of views:2134 Amount of downloads:6390
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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:2552 Amount of downloads:6390
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LIU Hui,SU Jianhui,ZHANG Jian,LIU Shuo,SHI Yong,ZHANG Jie
Abstract:Wireless power transfer(WPT)load voltage,current and other state information need to be sent tothe original side for closed-loop control and monitoring processing,the secondary side to the original side of thecommunication is very important. Firstly,the topology and working principle of capacitive modulated...
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Number of views:2441 Amount of downloads:6386
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YU Xinhai,WANG Xin,SU Riguge,ZHANG Xiaoju
Abstract: Microgrid is an effective method to integrate distributed power supply into power grid. The optimaloperation of microgrid can effectively improve the utilization efficiency of renewable energy. The objectiveoptimization model was established,considering the economy of microgrid operation,the volatility of ...
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Number of views:3607 Amount of downloads:6383
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ZHANG Boyu,ZHANG Xiaoli,FENG Rui,ZHANG Zhaobo,CAI Siqi ,MA Xiaoxuan
Abstract:Based on the principle of magnetic coupling resonance technology,a bilateral LCC topologycompensation network parameter design method was adopted. Firstly,the mathematical model of the main circuitof the bilateral LCC topology was analyzed,and the inductance ratio of the coil self-inductance and the seriesc...
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Number of views:1976 Amount of downloads:6382
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YU Jialin,GUO Jinrui,TU Xiaodong,LIU Weiliang,ZHONG Weidong
Abstract:To address the issue of over/under voltage in the distribution network due to the scale access ofdistributed generators and flexible loads under the "double carbon" target,an active distribution networkscooperative voltage control strategy based on the active support of electric vehicles(EVs)aggregation wasp...
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Number of views:2031 Amount of downloads:6382
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ZHAO Hao,LU Jinke,ZHU Yidi,ZHOU Ziniu,DU Weixi
Abstract:Junction-case thermal resistance has always been a highly concerned thermal parameter of powersemiconductor devices,which is also the standard to weight the heat sink performance of power semiconductordevices. Heat-sink design should be considered in order to prevent device overheating damage. Therefore,acc...
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Number of views:2560 Amount of downloads:6379