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LI Jianjie,GAI Pengyu,WANG Lihua,ZHANG Jian,SUN Hongbo,XIN Chunqing
Abstract: In order to improve the optimal allocation of renewable energy in microgrid and reduce theuncertainty of source load in microgrid,a multi-objective coordinated scheduling optimization method for microgrid based on Pearson correlation coefficient meta-learning(PCC-ML)source load prediction was proposed. Fir...
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Number of views:1211 Amount of downloads:1074
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CHEN Wanqing,CHEN Keren,SHI Pengjia,JIN Xiaolong,WANG Huiyuan
Abstract: To reduce the energy cost and carbon emissions due to the large-scale farming,an optimal scheduling method for integrated energy systems(IES)in low-carbon farm considering thermal dynamic characteristics of the livestock houses was proposed. First,the mathematical models of the integrated energy systems in...
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Number of views:1635 Amount of downloads:1070
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ZHANG He,CAO Tianbi,LI Xianyun
Abstract: In view of the complex transient characteristics of short-circuit faults in DC power network and thedifficulty of fault identification,the short-circuit faults in DC power network can be identified by detecting the change of capacitance voltage through the analysis of the VSC topology and switch characteri...
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Number of views:1385 Amount of downloads:1062
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ZHOU Qun,XIA Haogang,CAI Xiyu,LIN Dong,YAN Tiesheng
Abstract:The amplitudes of strong pull-in current and hold-on current passing through the high speedsolenoid valve were regulated accurately by using hysteresis control to realize pulse width modulation of thevoltage of fast solenoid valve,the duty cycle of the current pulse passing through the high speed solenoid v...
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Number of views:788 Amount of downloads:1059
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GAO Chong,PAN Xianxian,XU Zhiheng,ZHANG Junxiao,HUANG Ye,DENG Wenyang
Abstract: The effective evaluation of microgrid is an important reference for the planning,construction andoperation of microgrid. The comprehensive evaluation index system of microgrid planning was constructed step bystep from three aspects of composition structure evaluation,technical evaluation and benefit evalua...
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Number of views:1169 Amount of downloads:1057
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YANG Tianxiang,CHENG Zhijiang,YANG Handi,TIAN Feng
Abstract: Aiming at the demand of intelligent coal mine and exit problem of underground coal mine powernetwork,an energy storage hybrid distribution transformer based on modular multilevel converter(MMC-HDT)was proposed. Firstly,the proposed energy storage MMC-HDT was modeled and four operation modes were givenconsi...
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Number of views:856 Amount of downloads:1054
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CHENG Kai,WANG Pengyu,BAO Tao,YU jinyi,ZHANG Zihao
Abstract: The original power system dispatching model is separated from physical model and informationmodel. Establishing a cyber-physical integrated power system dispatching model can fully analyze and explore theregulation ability of adjustable resources,expand the dispatchable space of power system,and enhance th...
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Number of views:735 Amount of downloads:1050
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TAO Yan,WANG Chenqing,ZHENG Mingzhong,YUAN Yubo,KONG Xiangping,LIN Jinjiao
Abstract:With the rapid development of the society and economy and the accelerated construction of newpower systems,flexible interconnection has gradually become an important technical means for upgrading thestructure and enhancing the flexible regulation ability of distribution network. A power coordinated control ...
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Number of views:1150 Amount of downloads:1046
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JIAO Yingxue,HUANG Xuejin
Abstract: The problem of secondary frequency recovery and active power distribution for AC microgrid(MG)with bounded time delay were studied. A distributed dynamic event triggering control method was proposedfor distributed generator sets. The method used dynamic event triggering mechanism,which could greatly reduce...
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Number of views:1046 Amount of downloads:1042
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ZHOU Jie,ZHAO Shiwei,WU Yihao,YANG Xiangyu
Abstract:In order to optimize the current stress of dual active bridge(DAB)converter,an improved dualphase shift(IDPS)modulation was proposed based on the traditional dual phase shift(DPS)modulation. Firstly,the working principle of IDPS modulation was introduced,its steady-state working characteristics were analyze...
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Number of views:1123 Amount of downloads:1037
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MENG Chao,WANG Lianzhi,XIE Min,FU Yichao
Abstract: As the existing system fails to evaluate the process of pushing the power grid dispatch controlinstructions,the push delay and energy loss increase. A feature selection-based automatic push system for power grid dispatch control commands was proposed.According to the characteristics of power grid dispatch ...
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Number of views:1203 Amount of downloads:1035
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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:491 Amount of downloads:1033
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HE Kuiyuan,YU Jiangtao,ZHU Qi,CAI Hui,GUO Qian,WEI Dong
Abstract:Aiming at the adverse effects of large-scale electric vehicle charging load on the distributionnetwork,based on vehicle to grid(V2G)technology,a V2G reactive dispatching strategy combining the nondominated sorting genetic algorithm and the local optimization of global objectives algorithm was proposed. The ...
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Number of views:587 Amount of downloads:1031
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YANGYifan,YIN Han,LU Zhiye,YU Xueying
Abstract: In order to solve the problems of large volume and short service life of the traditional electrolyticcapacitor frequency converter,the thin film capacitor was used to replace the electrolytic capacitor to constitute theAC-DC-AC frequency converter without electrolytic capacitor. Aiming at the problem of bu...
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Number of views:893 Amount of downloads:1021
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SHI Liguo,LI Yanzhen,LI Yuanfu,GUAN Xuelin,XU Zhigen,ZHANG Mingyuan
Abstract:Three-level neutral-point-clamped(3L-NPC)interconnected converters have been widely used inthe AC-DC hybrid distribution grids due to their superiorities of large capacity and high power quality. However,their working conditions are always with high power,varying load,and limited heat dissipation,etc.,with ...
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Number of views:1425 Amount of downloads:1015