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XIAO Quan,ZHOU Xiaoshan,WANG Ruiqing,LIU Yuqi,ZHAO Xianyuan
Abstract: The excitation control module of synchronous generator is the key equipment for power productionand safe operation,and the localization rate of its key materials is low. Based on the control performance of thesynchronous generator excitation control module,starting from the research of chip independent con...
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Number of views:2677 Amount of downloads:7090
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SI Dajun,WANG Jie,SHU Banggui,ZHANG Guangbin,SHU Hongchun
Abstract:The load of a submerged arc furnace has many advantages,such as large single-unit regulationcapacity,good communication conditions,easy control,and low economic retrofitting,making it an importantflexible regulation resource for the power grid. However,there is currently a lack of effective digital simulati...
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Number of views:2023 Amount of downloads:7055
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XU Deshu,LIU Yanfang,ZHAO Hao,MA Zhiqiang
Abstract:The integrated energy system contains adjustable resources and flexible operating modes,which to acertain extent play a supporting role in the power grid and assist in optimizing its operation. Based on this,anoptimal operation model of integrated energy system considering support capacity to power grid was...
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Number of views:1718 Amount of downloads:7033
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ZHOU Zhifeng,ZHU Wen,XIAWei,FANG Wenchong,HE Chaolin
Abstract: Under the background of energy internet,due to the access of massive sensor nodes,the amount and types of data in energy internet have increased dramatically,and centralized data processing has a great impact on the updating of substation drawing model. Therefore,a control measure of automatic updating of ...
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Number of views:2606 Amount of downloads:7020
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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:1052 Amount of downloads:7016
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YANG Zhenyu,WANG Wei,XU Wenzheng,ZUO Zhiling,CHEN Changqing
Abstract:The telecommunication power supply applied in 5G base stations can save energy consumption byreducing the output voltage when the equipment works in standby state. Nevertheless,frequent and rapid outputvoltage regulating of the converters is challenging. To solve this problem,the concept of partial power co...
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Number of views:2316 Amount of downloads:7015
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ZHUANG Gewei,GU Zhen ,FENG Xiuqing ,DUANYan
Abstract: Automatic verification system of smart meter may be abnormal in the long-term operation process,but the regular manual detection method can not timely learn the risk information,shortening the period of manual inspection will reduce the work efficiency of automatic verification. In most cases,the sample da...
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Number of views:3684 Amount of downloads:6984
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JIANG Yehai,JIAO Hao,CHEN Zhi,MA Jiayang ,LI Bin
Abstract:To improve the quality of power distribution network parameters,an abnormal parameteridentification and localization method for distribution networks based on smart meter measurements was proposed.The method transformed the nonlinear identification equation solving problem in traditional identificationalgor...
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Number of views:2154 Amount of downloads:6974
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TIAN Kai,YU Zhibin,YUAN Yuan,CHU ZiLin,CHEN Yujie,SUN Chuanjie
Abstract: A test method was proposed that can evaluate the ultimate power output capability of large capacityIGCT three-level converter. Based on synchronous symmetrical PWM modulation and temperature estimationmodel,the power experiment of IGCT three-level converter was carried out,which can test the equipment capa...
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Number of views:2913 Amount of downloads:6952
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QU Bo,LI Xin,XIANG Xingyao,ZHANG Ping,WANG Dan
Abstract:A microgrid optimization scheduling model considering dynamic network reconstruction wasproposed for the parallel and off grid scheduling problem of microgrids. The proposed model was based on Bendersdecomposition and decomposes the optimal scheduling problem of microgrids into a grid-connected operationmas...
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Number of views:1944 Amount of downloads:6951
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CHEN Chen,DONG Pingxian,SONG Xiaofan,GUO Fang,QI Huanruo,DU Xiaotong
Abstract:After the distributed wind farm stations are integrated into the distribution network,due to thecharacteristics of wind farm short-circuit current amplitude control and frequency offset,the traditional three-stagecurrent protection of distribution network is difficult to accurately identify the fault on the...
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Number of views:2128 Amount of downloads:6891
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SUN Zhenqin,QU Jianhua,ZHANG Zhenzhen,QUAN Xiao,LI Hongbin,TAN Peng
Abstract: In order to improve the measurement accuracy of the position and speed closed-loop of the brushlessDC motor,which is currently used in the attitude control actuator,a new cumulative pulse M/T method wasproposed,based on incremental off-axis magnetic encoder(AS5304A)and TMS570 chip internal integratedenhance...
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Number of views:2381 Amount of downloads:6869
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ZHANG Baorui,WANG Jingtao,TAN Yao,WANG Zhiguang,LI Tang,SHI Yang
Abstract:Accurate short-term electrical load forecasting is of great significance for the design andoptimization scheduling of integrated energy systems(IES). However,the load data in real integrated energysystems are low-quality and fluctuating,so the forecasting accuracy of existing prediction models is low. A sho...
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Number of views:2236 Amount of downloads:6841
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LI Ning,LIU Ming,ZHANG Changjie,ZHANG Chenglin
Abstract:At present,the traditional passive filter in on-board charger(OBC) has poor low-frequencyperformance,an active feedback loop was added to the traditional on-board charger passive filter,a design method of on-board charger electromagnetic interference(EMI)hybrid filter based on current sensing and current in...
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Number of views:2573 Amount of downloads:6805
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LI Linwei,FU Zhimin,CHEN Mingfan,HE Lipeng,QIN Dan,HUANG Lige,CHENG Xi
Abstract: With the opening of the electricity market,the scattered and high idle rate of distributed energystorage has realistic conditions to participate in the aggregation and reuse,and the aggregation process caneffectively improve the efficiency of the power grid. The electric vehicles were taken as a typical re...
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Number of views:3353 Amount of downloads:6788