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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:1846 Amount of downloads:3439
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LUO Ranjie,LI Qian,GAO Jing,FENG Chongwen,MAMengyuan,GUO Peijian
Abstract:The development status of electric drive systems in the industrial sector and their significance inpromoting green and low-carbon transformation were studied. As a crucial control and energy-saving equipment inthe industrial sector,electric drive systems face numerous challenges posed by unchecked developme...
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Number of views:1838 Amount of downloads:3507
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LIU Xinglong,XIE Yihan,YANG Ziyang,ZHANG Zhilong,YI Hao,ZHUO Fang
Abstract:Active power filters(APF)are widely used for dynamic compensation of power system harmonic.However,under weak grid conditions,the interaction between APF,nonlinear loads and grid impedance can easily lead to the stability issue of harmonic oscillation around the compensation frequency,resulting in the fault...
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Number of views:1836 Amount of downloads:3064
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KONG Weizheng,WU Xiaoyu,DAI Hongcai,XU Kaiwen
Abstract: Carbon emission pressure on the optimal operation strategy of integrated energy system isintensified by environmental issues and low carbon policies. To address this issue,a multi-objective optimalscheduling model under the operation of the integrated energy system in the park was established,which conside...
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Number of views:1830 Amount of downloads:3477
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WANG Junlong,QIAN Xujun,LI Yongxiang,WANG Shouchang
Abstract: It is well known that the power system operation process will appear to require explicit justprediction difficulties and other problems,the power system operation reliability prediction model based oncontinuous collaborative machine learning algorithm was constructed.First,the continuous collaborative mach...
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Number of views:1828 Amount of downloads:2486
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ZHOU Jie,ZHAO Shiwei,WU Yihao,YANG Xiangyu
Abstract:In order to optimize the current stress of dual active bridge(DAB)converter,an improved dualphase shift(IDPS)modulation was proposed based on the traditional dual phase shift(DPS)modulation. Firstly,the working principle of IDPS modulation was introduced,its steady-state working characteristics were analyze...
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Number of views:1824 Amount of downloads:3086
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YANGYifan,YIN Han,LU Zhiye,YU Xueying
Abstract: In order to solve the problems of large volume and short service life of the traditional electrolyticcapacitor frequency converter,the thin film capacitor was used to replace the electrolytic capacitor to constitute theAC-DC-AC frequency converter without electrolytic capacitor. Aiming at the problem of bu...
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Number of views:1822 Amount of downloads:4090
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MAYoujie,HE Xiaoyu,ZHOU Xuesong,ZHANG Chao
Abstract :To solve the chaos problem of inverter in new energy generation system,a regulation scheme ofH-bridge inverter based on active disturbance rejection contro(l ADRC)was proposed. Aiming at the phenomenon of poor steady-state and dynamic characteristics of inverters in chaotic state,a discrete model of the in...
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Number of views:1806 Amount of downloads:2487
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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:1799 Amount of downloads:3347
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ZHANG Kuangyi,LIU Haitao,MA Bingtai,ZHANG Chengyu
Abstract: There are many fault distributions along the actual distribution network lines,but the existingvoltage sag stochastic assessment methods only consider the uniform fault distribution. According to the differentfault distribution characteristics along the line,a stochastic assessment method of voltage sag wa...
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Number of views:1794 Amount of downloads:2689
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MENG Chao,WANG Lianzhi,XIE Min,FU Yichao
Abstract: As the existing system fails to evaluate the process of pushing the power grid dispatch controlinstructions,the push delay and energy loss increase. A feature selection-based automatic push system for power grid dispatch control commands was proposed.According to the characteristics of power grid dispatch ...
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Number of views:1793 Amount of downloads:2408
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DU Yiming,CHENG Zhijiang,LI Zhiwen
Abstract: In order to realize the high-precision trajectory tracking control of four-wheel skid-steering mobilerobot(SSMR),under slip and external disturbance,an auto-disturbance tracking controller based on double closedloop rail structure was designed,and its stability was proved. First of all,in order to solve the...
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Number of views:1790 Amount of downloads:3472
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ZHANG Zihua,LI Yan,XU Tianqi,WANG Yangguang,DENG Xiaoliang
Abstract: In order to improve the prediction accuracy of wind power in new wind farms effectively,theinfluencing factors between relevant wind farms were considered. A variational mode decomposition(VMD)technique was proposed to decompose the wind power preprocessing of a single wind farm into intrinsic modefunction...
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Number of views:1777 Amount of downloads:2977
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SUN Ke,WANG Lei,YANG Xuan,WENG Hua,SUN Yikai,ZHENG Jiehui
Abstract: How to coordinate between power grid safety,low carbon and economic costs to achieve themaximum social benefits has a great impact on the "double carbon" strategic goal put forward by Chinagovernment. Therefore,a multi-objective optimization method for elastic power grid considering resilience indexwas pro...
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Number of views:1766 Amount of downloads:2377
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HU Changbin,MA Tengfei,MA Jianli,XU Zheng
Abstract: Distributed power generation technology is an important part of modern smart microgrid,in whichthree-port isolated DC converter plays an important role. Because the storage battery system can realize the flowand storage of energy,so the combination of three-port isolated DC converter and photovoltaic power...
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Number of views:1762 Amount of downloads:2615