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YU Xinhai,WANG Xin,SU Riguge,ZHANG Xiaoju
Abstract: Microgrid is an effective method to integrate distributed power supply into power grid. The optimaloperation of microgrid can effectively improve the utilization efficiency of renewable energy. The objectiveoptimization model was established,considering the economy of microgrid operation,the volatility of ...
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Number of views:2664 Amount of downloads:1626
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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:2969 Amount of downloads:1622
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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:1483 Amount of downloads:1621
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JIAO Xiaofeng,WEI Chao,HU Hongbin,FAN Zeguo,ZHANG Lihui
Abstract: With the acceleration of my country' s power spot market construction process,in order to solve theproblem of heat-electricity mismatch in the northern region,two different day-ahead scheduling strategies of aflexible co-generation plant based on the participation of cogeneration units in the day-ahead...
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Number of views:1968 Amount of downloads:1618
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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:3016 Amount of downloads:1616
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GUAN Wei,DONG Lei
Abstract:Among the junction temperature monitoring methods of insulated gate bipolar transistor(IGBT),the temperature-sensitive parameter method has attracted wide attention because of its fast response speed,low cost and easy on-line detection. Previous studies have shown that the gate threshold voltage(VTH)among t...
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Number of views:1337 Amount of downloads:1614
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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:3018 Amount of downloads:1612
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LI Peiying,XIA Jiakuan,WAN Chengchao
Abstract: In view of the mechanical vibration of the manipulator joint servo system due to the existence offlexible links such as harmonic reducer and toothed belt,a mathematical model considering the change of stiffnesscoefficient and large reduction ratio was established,the mechanism of mechanical resonance was a...
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Number of views:1888 Amount of downloads:1603
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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:2385 Amount of downloads:1603
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LONG Zhengyu,WANG Xuhong,FAN Shaosheng
Abstract: In view of the traditional wind tower cleaning,painting,maintenance and other operations,therewas a high risk of artificial aerial work. In order to ensure the personal safety of workers and improve workefficiency,a wheeled climbing robot based on load balancing adjustment was designed. By analyzing the fo...
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Number of views:1360 Amount of downloads:1596
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LIU Huichen,LI Zhen,SU Weifeng,YUWEN Bo,LI Haitao,ZHANG Zhenbin
Abstract: In the long cable driven induction motor drive systems,speed sensorless control is usually adopteddue to the long distance between the controller and the motor. In addition,long cable increases the stator sideimpedance of the induction motor,especially the equivalent stator resistance by an order of magnit...
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Number of views:1272 Amount of downloads:1594
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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:2764 Amount of downloads:1591
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WU Tong,LI Jian,LI Guodong,LIU Lu,ZHU Liguo,FENG Minshan
Abstract: There are many elderly people with limb disorder in China,and exercise rehabilitation technology isan effective means of rehabilitation treatment. However,the serious imbalance of doctor-patient ratio makes itdifficult for everyone to enjoy rehabilitation medical services. Impedance control technology is u...
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Number of views:972 Amount of downloads:1590
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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:2779 Amount of downloads:1589
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XU Hongkuan,LIN Shunfu,BIAN Xiaoyan,LI Dongdong
Abstract: With the reform of the electric marketization,it is of great and far-reaching significance for theconstruction of the electricity market to analyze clearly the credit evaluation problems of power users as the mainmarket. Aiming at the problem of power user credit evaluation,a comprehensive evaluation metho...
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Number of views:1995 Amount of downloads:1588