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BAI Luwei,DONG Yongle,ZHANG Lifang,MAO Yongmei,YIN Chao,XI Jia
Abstract:Security is a critical concern that must be addressed in the context of the electric power meteringinternet of things(IoT). In order to achieve complete isolation between data stored in the public cloud(externalnetwork)and data stored in the private cloud(internal network),while enabling unidirectional comm...
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Number of views:1186 Amount of downloads:3067
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CAOWei,GUI Shicheng,HUANG Ruanming,HE Bilun,QIN Huancheng
Abstract: With the expansion of the interconnection scale of the power system,the impedance ratio of thepower grid increased gradually,thereby the breaking capacity of the circuit breaker was affected by the increasingattenuation time constant of the DC component of the short-circuit current .At present,the periodic...
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Number of views:2938 Amount of downloads:3066
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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:1563 Amount of downloads:3064
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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:1769 Amount of downloads:3064
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SHI Kun,CHEN Songsong,CHEN Xuejie,CHEN Zhaorui,YAN Huaguang,WU Yingjun
Abstract:New energy has obvious volatility and anti-peak-shaving characteristics,and the integration of largescale new energy into the power grid poses challenges to the peak-shaving. Hydrogen energy has a good potential for application as a potential peak-shaving resource. A multi-time scale peak-shaving scheduling...
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Number of views:1267 Amount of downloads:3062
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WANG Peng,LI Zhongzhao,GONG Zhaowei,ZHANG Ningchao
Abstract: In order to solve the problem of coupling mechanism offset in wireless power transfer system,theS-S and LCC-LCC dual topological wireless power transfer system based on parameter optimization was proposed.Firstly,the output characteristics of S-S and LCC-LCC topological energy transmission channels were an...
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Number of views:3379 Amount of downloads:3060
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YUE Yuanyuan,ZHANG Chao,YUAN Xingzhong,ZHU Anming, HUANG Zongjun,JIANG Bo,ZHANG Yuhan
Abstract: The spatial load of multi-power distribution network is easy to overload,which leads to thereduction of distribution network planning stability. A dynamic planning and optimization method of multi-powerdistribution network considering the spatial load layout was proposed. According to the equivalent topolo...
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Number of views:3046 Amount of downloads:3055
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CHEN Bojian,XUN Chao,LIN Chaoqun,XIAO Fen,LIN Keyao,WU Xiangyu
Abstract: The loss rate is an important indicator to measure the technical operation level and economicoperation level of the power system. In response to the actual needs of the distribution network in management andtechnical loss reduction,based on loss statistics and theoretical calculations,a short-term loss cha...
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Number of views:3171 Amount of downloads:3055
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PAN Pengcheng,ZHU Taojie,XIE Peigong
Abstract:To address the challenges of fuzzy carbon emission accounting boundaries and the limited diversityin the utilization of hydrogen energy within large-scale new energy hydrogen production systems,a low-carboneconomic scheduling model for an integrated energy system encompassing electro-thermal-hydrogen energy...
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Number of views:1060 Amount of downloads:3054
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SHI Zhibo,MENG Jie,HAN Yong,LI Xueping
Abstract: Due to the application of a large number of power electronic equipments on the aircraft,the aircraftpower supply network tends to be complicated,and thus there is an urgent need to effectively evaluate the powerquality of the power supply network. In order to evaluate AC power quality of aircraft,a compreh...
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Number of views:4630 Amount of downloads:3052
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KONG Lingqing,HE Shan,DONG Xinsheng,LI Ji,YANG Dingqian,HU Shuai
Abstract: In order to solve the problem of voltage and frequency fluctuations at the grid-connected point of thepermanent magnet wind turbine during high and low voltage ride-through,a virtual synchronous generator(VSG)was proposed to control the grid-side converter to improve the inertia and damping of the permanen...
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Number of views:1695 Amount of downloads:3050
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WANG Huahan,ZHAO Shiwei
Abstract:A dual active bridge(DAB)DC-DC converter voltage control strategy based on double-integralsliding mode control was proposed,which can obtain good control effect under the condition that the modelaccuracy requirements are low and the controller design process is simple. Firstly,the reduced-order model of the...
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Number of views:1475 Amount of downloads:3049
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YANG Liping,WANG Haiyun,DING Dong,YU Xijuan,WANG Liyong,WU Honglin
Abstract: At present,there are some problems in line loss fault detection of electric quantity informationacquisition equipment,such as low detection rate,poor applicability and so on. An automatic line loss faultdetection method for electric quantity information acquisition equipment was proposed. By determining th...
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Number of views:3063 Amount of downloads:3046
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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:3372 Amount of downloads:3045
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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:1210 Amount of downloads:3041