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YUAN Shaowei,LI Yuxiang,JIANG Jie,ZHANG Bei,ZHU Qing
Abstract:In order to solve the problems of intermittent and fluctuating distributed energy,took three majorphysical entities in the demand response project,namely system operator,load aggregator and load end user,as the research object,the transactions between supply and demand within the power system composed by the...
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Number of views:794 Amount of downloads:568
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LI Nengjun,YANG Haicheng,XU Xianke,LI Shushan,GAO Yuling
Abstract:The state of the DC system of substation is directly related to the normal operation of the substation.A new method for ground fault detection in substation DC systems,which is a combination of double-tree complexwavelet transform and singular value decomposition,was proposed to achieve fast and accurate lo...
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Number of views:792 Amount of downloads:632
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HAN Song,YU Zhiqiang,WANG Mingyue,YU Hongze,JIA Pengfei
Abstract: Under the background of carbon emission reduction,fully controlled power device IGBT is widelyused in various of converters with its excellent performance,effective and reliable drive circuit is crucial to the safeoperation of IGBT,especially for high-power applications. Aiming at the requirement of flexib...
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Number of views:791 Amount of downloads:624
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FENG Xiang,YU Yue,LI Cheng,ZHENG Wei,LIU Jianhua
Abstract:The traditional ultra high speed permanent magnet synchronous motor(PMSM)driver uses PWMequivalent sine voltage output,which leads to severe motor heating due to large harmonics,and it cannot be used in situations where the input voltage changes over a large range,such as fuel cells. To reduce the heat gene...
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Number of views:787 Amount of downloads:570
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HUANG Xinbing,DENG Xinglong,LIU Xiaojuan
Abstract: Aiming at the problems of low production efficiency,poor consistency of appearance and high laborintensity in the manual way of packaging tin box sleeve film for bagging drinks and tea,a kind of automaticequipment for multi-tin box supporting sleeve film was proposed,which integrated application of program...
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Number of views:787 Amount of downloads:884
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LIAO Zhiwei,ZHUANG Jing,WANG Bowen,ZHENG Guangyu,XIE Xunkai
Abstract: Aiming at the problems that high voltage direct current(HVDC)transmission line protection andfault location are vulnerable to lightning interference,and the traditional lightning interference identificationmethods of transmission line based on time-domain and frequency-domain features exist the problems of...
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Number of views:783 Amount of downloads:955
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LI Ruizhe,WU Ming,LIU Shiyu
Abstract:To address the issue that existing microgrid planning evaluation methods do not adequately accountfor the influence of uncertainties in the system and environment on the evaluation results,a microgrid planningevaluation method based on regret theory-vlsekriterijumska optimizacija i kompromisno resenje(VIKOR...
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Number of views:782 Amount of downloads:843
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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:779 Amount of downloads:662
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LI Xinhai,FAN Dehe,MENG Chenxu,ZENG Lingcheng,YUANTuolai
Abstract: Due to various environmental factors,the relay platen status recognition needs manual inspection fora long time,and the current popular platen image recognition program requires a huge background computingarchitecture,which can not immediately obtain the verification information in the operation site,and s...
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Number of views:779 Amount of downloads:610
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JIN Dan,ZHI Jing,XIN Shijin,YANG Jian,HUANG Yafei,XU Qing
Abstract:Voltage source converter(VSC)connected to weak AC power grid has the risk of small disturbanceinstability. Under the traditional control strategy,VSC has to reduce output power to maintain stable operation. Inorder to improve the stability of the weak grid connected VSC system,first established a universal ...
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Number of views:775 Amount of downloads:831
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LÜ Yi,LIANG Wenbo,WANG Qing,LIU Entao
Abstract: The traditional active distribution network location and capacity determination ignores the multienergycomplementary coordination characteristics of the energy system,which led to high cost. Therefore,anactive distribution network location and capacity determination method based on energy interconnection w...
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Number of views:774 Amount of downloads:544
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ZHANG Chunxiang,LI Xin,SUN Ning
Abstract:DC high current comprehensive characteristic test device is used to detect the released characteristicsof DC low-voltage electrical overcurrent protection electrical device,which is used in low-voltage electricalindustry for DC products for long time delay,short time delay,instantaneous tripping test and sh...
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Number of views:772 Amount of downloads:460
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CHEN Zheng,WU Yangjin,HUANG Dingjie,WANG Chaojun,FU Xinhui
Abstract:Under the background of limited resources and time,equipment maintenance is considered as aneffective way to maintain the stable operation of the system. In order to allocate maintenance resources efficiently,the most critical equipment in the system should be identified first namely those that will cause s...
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Number of views:770 Amount of downloads:645
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HU Qingjun,CAO Xinhui,FENG Yu,ZHU Lipeng,ZHAO Wenjing,WEI Yushan
Abstract: The process automation control system L2 of an aluminum zinc plating production line wasexplored. In response to potential production faults on the production line,a process data control module of theprocess automation control system was provided. Through the analysis of process data,the fault location of ...
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Number of views:770 Amount of downloads:650
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LIU Detao
Abstract: Due to the inaccurate power deviation and network loss results obtained by the energy storage powercontrol of the multi-source distribution network,the power control results are not ideal. A rational control method of energy storage power in multi-source distribution network based on ant colony algorithm w...
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Number of views:764 Amount of downloads:755