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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:1538 Amount of downloads:1661
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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:2717 Amount of downloads:1658
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ZHANG Jinbo,YIN Yuan,SHI Jian,LIN Shaoyuan,YAN Lei,HUANG Xiaoyu, LIN Yubin,YANG Dishan,CHENG Nuo
Abstract: In order to reduce the measurement error of transmission line crossing distance and reduce theoccurrence rate of transmission line accidents,a method of transmission line crossing distance measurement basedon grid information model was proposed. The platform of crossing distance measurement including data ...
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Number of views:2929 Amount of downloads:1655
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XU Binbin,CHEN Chang,ZHANG Aoyu,WANG Yongqiang
Abstract: In order to study the distribution of magnetic field and temperature field of dry-type transformeriron core more accurately,analyze the influence of different excitation on the magnetic field loss and hot spottemperature rise of dry-type transformer core,firstly,Maxwell was used to calculate the transient ...
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Number of views:1183 Amount of downloads:1648
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ZHANG Hao,WANG Xuanyuan,NING Bo,LIU Zhen,LIUYa,HUANG Hongwei
Abstract: In order to improve the actual utility of power electricity package decision and avoid the default riskcaused by blind choice,the response stability of power users according to their purchase contract was studied ,apeak-valley power electricity package decision-making method considering response stability ...
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Number of views:2802 Amount of downloads:1647
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王德明,李英量,贾俊辉,解晨,王语园
Abstract: The conventional overcurrent protection is ineffective in isolating faults in microgrids due to the lowfault current level contributed by distributed generations(DGs). Because of its high agility and adaptability,themeasured impedance-based protection schemes are considered as common alternatives to detect...
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Number of views:2238 Amount of downloads:1646
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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:2512 Amount of downloads:1644
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GAO Ruiteng,WANG Shuhong,WU Hao,LI Jiabin,CAO Jianwen,WU Pan,ZHANG Ailing
Abstract: A no-load grid-connected voltage phase control method of the brushless doubly-fed inductiongenerator(BDFIG)based on the control winding flux was proposed,the control system structure block diagram was constructed according to the mathematical model and control strategy of BDFIG. The hardware circuit of the...
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Number of views:3004 Amount of downloads:1640
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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:2387 Amount of downloads:1639
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ZHANG Feifei,ZHANG Jun,WU Long,WU Xiaohui,XUE Zhanbo
Abstract: In order to solve the problems of false alarm rate and missing alarm rate in the traditional faultdetection method of substation primary equipment,a fault detection method of substation primary equipment based on deep convolution neural network was proposed. The substation primary equipment image and scene...
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Number of views:2405 Amount of downloads:1638
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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:2764 Amount of downloads:1638
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LU Xihao,QIAO Mingzhong,ZHANG Chi
Abstract: In view of the electromagnetic vibration and noise analysis of permanent magnet motor with Halbachstructure at rated power,the analytical expression of radial force wave of permanent magnet motor was established,and two kinds of main force waves which cause vibration and noise were analyzed. The main noise...
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Number of views:1894 Amount of downloads:1637
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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:1412 Amount of downloads:1633
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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:2805 Amount of downloads:1629
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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:2665 Amount of downloads:1628