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DING Zancheng,WANG Dajun,LI Wanxiang
Abstract: In view of the problem that the dangerous points in transmission lines affect the stability of powersystem,the technology of identifying and controlling the transmission line dangerous points based on multidimensional perception was studied,which can control the transmission line risk in time,reduce noise ...
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Number of views:2424 Amount of downloads:1477
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WU Weikun,GONG Shiying,ZHENG Yaohua,SHAN Chao,DONG Chuanyou
Abstract: In order to intelligently identify crosslinked polyethylene(XLPE)cable faults in high noiseenvironment,a method of XLPE cable fault identification based on deep residual shrinkage network was proposed.In this method,the soft threshold was embedded into the deep structure of the network as a nonlineartransf...
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Number of views:2944 Amount of downloads:1477
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MA Zhiyuan,HUANG Haihong
Abstract: With the increasing popularity of renewable energy sources such as photovoltaics and wind power,improving the reliability and stability of grid-connected system operation has become a key technology in thesystem. Affected by the dynamic characteristics of the grid,if the traditional droop control is still ...
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Number of views:2721 Amount of downloads:1472
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LI Chasen,WANG Daihua,ZHANG Qiang,TANG Hong
Abstract: The crankshaft is an important component that determines the life of an internal combustion engine.It bears compound alternating stress for a long time,so it is easy to produce fatigue failure. Aiming at the shortageof crankshaft dynamic stress testing methods,a stress testing system with long endurance an...
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Number of views:2944 Amount of downloads:1466
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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:2889 Amount of downloads:1465
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YAN Chengshan,QIU Mingquan,ZHANG Lijun,GUO Qi,WANG Chunlei,JIN Wenxing
Abstract: A voltage stability control strategy for DC microgrid based on muti-group energy storage unitdynamatic regulation was proposed. Due to the volatility of the new energy,and in order to improve the powersupply reliability of the energy storage system,the multi-group energy storage equipped with a certain con...
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Number of views:1790 Amount of downloads:1464
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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:1388 Amount of downloads:1461
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LU Heng,LIU Haitao,XIA Tao,ZHANG Chengyu,HUANG Cheng
Abstract:Accurate line parameters are of great significance to the operation and control of the distributionnetwork. However,the line parameters of distribution network are affected by environment,working condition and temperature,etc. At the same time,due to the increasing complexity,randomness and volatility of di...
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Number of views:2122 Amount of downloads:1457
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HU Xiaoyu,ZHOU Yuanxiang,CHEN Jianning,ZHAO Yunzhou,LIU Jun
Abstract: As a new type of insulating oil in the power industry,natural gas insulating oil is excepted to solvethe bottleneck problem of high-quality transformer oil's insufficient supply in the future. However,its electricalparameters including partial discharge withstand strength and sweep frequency spectrum c...
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Number of views:2288 Amount of downloads:1455
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LU Shengzhi,CAO Junjie,ZHOU Feng,JIN Cheng,CHEN Zhenghua
Abstract: With the global energy and environmental problems becoming increasingly prominent,the regionalintegrated energy system(RIES)with multi-energy complementary characteristics is an effective solution. In orderto realize the comprehensive and reasonable evaluation of energy efficiency of the RIES,a detailed ev...
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Number of views:2680 Amount of downloads:1452
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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:2688 Amount of downloads:1450
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HUANG Jialing,LIN Shunfu,ZHAN Yinfeng,LIU Chitao,LI Dongdong
Abstract: Aiming to the non-intrusive load monitoring(NILM)of residential households,a method of loadprofile decomposition based on the appliance switching events and the long short-term memory networks(LSTM)was proposed. The difference-summation algorithm was performed on the total active power data of a residentia...
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Number of views:2634 Amount of downloads:1450
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ZHA Haitao,XU Kexin,LI Xiaowen,LIU Bin
Abstract: Active power filter(APF)is one of the main ways to eliminate harmonic quality problems in powergrid,and LCL filter is commonly used to connect APF to power grid. In order to suppress the resonance problemcaused by LCL filter,active damping based on capacitor current feedback is a common method. Active damp...
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Number of views:1779 Amount of downloads:1447
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XU Changbao,DING Jian,SONG Hongjian,PAN Chengda, SUN Pengbo,WANG Qihua,CHEN Hui
Abstract: An optimization method was proposed to layout electric vehicle charging facilities consideringpower quality constraints. A comprehensive power quality index model considering the average value of nodalthree-phase unbalance degree and the maximum value of nodal voltage deviation was established. Meanwhile,t...
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Number of views:2319 Amount of downloads:1446
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WANG Chun,WU Pengtao,GUO Bin,LÜ Jing,HUANG Hongwei,MAO Wenzhao
Abstract: In order to improve the efficiency of power grid equipment maintenance,an evaluation index ofequipment maintenance value based on Markov model was proposed,and an optimization decision method of power grid maintenance based on maintenance value evaluation was constructed. The value evaluation index of powe...
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Number of views:2700 Amount of downloads:1445