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CAO Dayou,LÜ Junmu,BAI Yansong,LI Guorong,ZHOU Yan
Abstract:In order to reduce the carbon emissions of large ships,photovoltaic(PV)power generationtechnology began to be applied to ship power systems. However,due to the limited capacity,low inertia and largeload difference of the ship power system,the traditional virtual synchronous generator(VSG)control strategy ca...
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Number of views:1120 Amount of downloads:3630
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XIANG Zhiping,MAYuhe,GAO Jian
Abstract:In order to reduce the loss of electric energy in the process of energy conversion and improve theenergy efficiency of aluminum air battery,an energy efficiency model based on the internal resistancecharacteristics of aluminum air battery was established,and the variations of operating conditions(operatingt...
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Number of views:1117 Amount of downloads:2657
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GUO Jiahao,YANG Xiong,FANG Xin,LI Guanfei
Abstract: With the rapid development of primary and secondary fusion equipment,the detection efficiency ofthe traditional primary and secondary equipment testing method is very low,and it is no longer suitable for the new fusion switch equipment testing. In view of this,an integrated testing scheme for primary and s...
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Number of views:1116 Amount of downloads:1980
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DANG Yihan,XU Chuanfang,WANG Shaozu
Abstract:Usually,the DC side of the traction rectifier requires a series LC resonant circuit to filter out thepulsating component of 2 times the grid frequency. When the resonant inductor on the DC side had a short-circuitfault,the pulsating component would be transferred to the motor side,the problems such as torque...
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Number of views:1113 Amount of downloads:3432
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ZHANG Jianwei,YANG Zaixin,WANG Yunhui,LIU Guangchen
Abstract:In order to alleviate the intensive computational burden in the model predictive contro(l MPC)of the matrix converter,the MPC of the matrix converter was divided into the predictive control of the virtual rectifier and virtual inverter based on the equivalent indirect modulation of the matrix converter. Com...
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Number of views:1111 Amount of downloads:2410
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LI Shunxin,ZHAO Xuan,ZHAO Yinan,YANG Min,DONG Shaoqiao
Abstract:With the continuous increase in the scale of distribution network construction and operation,a largenumber of electricity load control problems have emerged,especially the weakening of sample time seriescharacteristics in electricity load data analysis,resulting in incomplete acquisition of local load chara...
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Number of views:1109 Amount of downloads:2417
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JI Liang,XU Jun,GUAN Ya,CUI Jingxia,HE Jie,PAN Yihang
Abstract:The three-core underground cable in the distribution network works in a harsh environment. Due tothe influence of aging,external force,high temperature and humidity,the insulation of long-term live operation iseasily damaged and causes faults. Aiming at the single-phase grounding fault of cable in distribut...
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Number of views:1105 Amount of downloads:2784
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SONG Pengfei,WANG Maxiang,YANG Guixing,LI Jichen,KANG Pengpeng,WEN Shenghan
Abstract:To enhance the economic and operational flexibility of accompanying energy storage facilities innew energy power stations,as well as to improve the stability of supplying electricity directly to large users and thegrid-friendliness of large-scale new energy power stations,a two-stage robust configuration an...
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Number of views:1102 Amount of downloads:2874
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SUN Heyu,JI Baowei,WEI Yushan,FANG Weihan,WANG Yangyang
Abstract:In response to the problem of slow response speed of main steam pressure in the coordinated controlsystem of thermal power units,the control effect of the coordinated control system was improved by blowing outsome of the stored powder in the pulverizing system. Based on the traditional milling system model,...
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Number of views:1102 Amount of downloads:2216
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LI Zewen,FAN Yuanliang,CHEN Weiming,WANG Shaopeng,LIN Jianli,LI Lingfei
Abstract:In the distribution network of the new power system,due to the access of a large number of newenergy power generation devices,the power supply side output of the distribution network becomes unstable andloses control ability. In order to deal with a series of problems such as the difficulty of photovoltaic ...
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Number of views:1101 Amount of downloads:5117
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HOU Yongquan,MA Lifang,MEI Shuang,WU Bo,WANG Tan,LU Tao
Abstract:In recent years,the use of microinverters has received a lot of attention as one of the viable methodsfor residential and commercial PV power conversion systems. Flyback inverters operating in current continuousconduction mode(CCM)have been widely studied for their low output ripple current,high efficiency,...
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Number of views:1099 Amount of downloads:2504
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YAN Kun,GAN Jingfu,LIU Hongshun,SUI Yizhen,HE Pengkang
Abstract:A fusion prediction method was proposed to predict and correct the calculation deviation of the toptransformer oil temperature model in IEEE guideline,so as to realize the more precise prediction of the transformertop oil temperature(TOT). Firstly,the characteristics of the transformer TOT model and the ext...
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Number of views:1097 Amount of downloads:1932
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SUN Yueyue,LI Mengda,PEI Guangyao,ZHU Hanghang,NING Han
Abstract:Since the compressed air energy storage system grid-connected inverter voltage is always influencedby voltage fluctuations of the power grid with little problem,for the sake of ameliorating the dynamic and stableperformance of the DC bus voltage of the inverter on the side of the grid and the actual output ...
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Number of views:1093 Amount of downloads:2362
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BAI Yansong,LI Guorong,CAO Dayou,ZHOU Yan
Abstract:Owing to the influence of wave fluctuation,the output power of ship photovoltaic(PV)powergeneration system is in the state of fluctuation,which significantly affects the quality of electricity and thereliability of power supply,and the sun-tracking algorithm of the land-based PV system fails to adapt to theo...
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Number of views:1088 Amount of downloads:2381
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LIU Yawei,GUAN Peng,SUN Lunan,WANG Chunhui,WANG Hao
Abstract:The micro-grid solves the problem that the intermittent and fluctuating power generation hasadverse effects on the stable operation of the distribution network when the distributed generation is connected tothe distribution network. In order to meet the economic operation of micro-grid under grid connected ...
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Number of views:1088 Amount of downloads:2262