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CUI Kaishun,ZHU Lan,WEI Linlin,TIAN Zeqing,LI Xiaojun
Abstract: Demand response to meet the power balance between supply and demand in the new generationresources without investing. The achievement of China's carbon neutrality goal by 2060 will surely bring aboutprofound changes in the structure of energy supply and demand. The effective development of demand-side ...
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Number of views:5347 Amount of downloads:9220
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ZHONG Jie ,YAN Xiaoxia,HU Hua,WANG Zhao,ZHU Bingxu
Abstract:The electrified railways system is a complex system of traction power supply system and traincoupling. In order to ensure the safe operation of trains under complex working conditions,it is necessary toidentify the disturbance of the vehicle-network coupling system in a timely and accurate manner. To solve ...
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Number of views:2193 Amount of downloads:9217
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FENG Kan,ZHANG Lezhen,ZHOU Long,HOU Yanlun,NIU Wei,BAO Chengjia
Abstract:An improved virtual impedance strategy with adaptive reactive power equalisation and bus voltagecompensation functions was proposed to address the reactive power equalisation and bus voltage drop issues inparallel inverters in island microgrids. By introducing an enhanced power decoupling strategy based on ...
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Number of views:1986 Amount of downloads:9039
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JIN Yongchun,CHEN Li,ZOU Yusheng,DUAN Chengwu,YAO Jian
Abstract: Due to the advantages of high efficiency,wide speed range,high torque density and great controlperformance,permanent magnet synchronous motors(PMSM)have been widely used in driving systems of electric vehicles(EVs). However,as the increase of power density,the problem of temperature rise caused by loss hea...
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Number of views:4120 Amount of downloads:8694
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YANG Yong,ZHANG Xujun,LIU Wenfei,NIU Haoming,ZHAO Jinguo,YANG Rui
Abstract:The integration of new energy units on a large scale has introduced numerous adverse effects on thestability of system operation. Analysis of mechanisms and identification of impedance characteristics in gridconnected inverter(GCI)for new energy units are key to effectively addressing these issues. Therefor...
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Number of views:1285 Amount of downloads:8670
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WANG Kun,LIU Xiaonan,DU Yingkang,ZHANG Bohan,TIAN Xinyi,ZHANG Zhaonan
Abstract:Decentralized multiple energy systems(DMES)are vital for energy transition and local efficientutilization. The standards for DMES cover various fields,including distributed energy,microgrids,energy storagetechnologies,and communication control,making the standardization work more systematic and complex.Curr...
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Number of views:1990 Amount of downloads:8633
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QIAO Chunlin,JIN Chuxiong,CHEN Dong,LIU Jianming
Abstract:In response to the potential local electric field distortion and insulation weaknesses that may occurunder high-voltage operating conditions in 35 kV European cable connectors,a 35 kV European cable connectorsstructural design method based on adaptive geometric optimization was proposed. The method integrat...
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Number of views:2130 Amount of downloads:8551
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ZHOU Jinghua,YAN Tianle,GUO Leixuan,ZHANG Xiaowei
Abstract: With the high penetration rate of new energy power generation in microgrids and the application ofhigh proportion of power electronic equipment,coupled with the access of a wide variety of loads such as unbalanced and non-linear loads and energy storage device,the power quality problems in microgrids have ...
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Number of views:5112 Amount of downloads:8422
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YANG Xuan,LI Rui,CAO Xiaoqing,LI Lin,GUO Ran
Abstract:During the transition of a microgrid inverter from grid-connected mode to islanded mode and viceversa,pre-synchronization measures are necessary under the virtual synchronous generator (VSG) controlarchitecture to prevent voltage waveform distortion and current surges. A VSG-based parameter-optimized presyn...
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Number of views:2131 Amount of downloads:8278
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PEI Zhiqiang
Abstract:Aiming at the traditional mine hoist rocker arm bearing fault diagnosis technology which usuallyonly utilizes a certain specific geometric structure of the vibration dataset and fails to obtain the optimal similaritygraph structure,an intelligent diagnosis method for bearing faults based on adaptive graph e...
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Number of views:1805 Amount of downloads:8120
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MA Xiaolu,WANG Zhixiong,DUAN Yanmin,ZHANG Lei,WU Yi,QI Zhuoya,HOU Jue
Abstract: The significance of promote high-efficiency motor and motor system in China was analyzed bymeans of literature research,questionnaire survey and enterprise survey. Policies and measures for the promotion of high-efficiency motors and motor systems were sorted out. Conduct market research on high-efficiency...
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Number of views:5108 Amount of downloads:8059
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WANG Hao,LIU Naisuo,MENG Chao,FAN Ronggui,GONG Junlin,GAO Lianyan
Abstract:In order to solve the problem that the electrical cabinet of the original production and injectionsystem in the same well has a low intelligence level and cannot realize remote monitoring,diagnosis,restart andmaintenance through the network,an intelligent control software for production and injection in the...
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Number of views:1958 Amount of downloads:8046
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ZHANG Jie,CHEN Qiang,LUO Yuanfeng,QIN Jiming,WEI Juren,WU Beixing
Abstract:Power cable is an important carrier of power transmission. To solve the problems of low accuracyand large computation in voicing diagnosis with traditional convolutional neural network model,a novel cable faultdiagnosis method based on multiple voicing features and lightweight convolutional neural network w...
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Number of views:1485 Amount of downloads:8033
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LI Haifeng,CHEN Bin,CHEN Jin,HU Xiwen,LIU Youbin
Abstract:Line commutated capacitor high-voltage direct current( LCC-HVDC)is an important technicalform of high-voltage direct current transmission. Since the converter valve was composed of semi-controlled devicethyristors,the commutation failure of the inverter-side converter station has become a key issue affectin...
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Number of views:1484 Amount of downloads:7982
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ZHU Jin,JIANG Ye,ZHONG Chonglei,XU Weihe,MAO Feng,DAI Yongzheng
Abstract:The resilience capacity of farm distribution networks primarily stems from distributed generators,such as photovoltaic and biogas systems,to withstand disturbances and facilitate load recovery as microgrids during system failures. However,the dynamic characteristics of distributed generators and the cascadi...
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Number of views:1367 Amount of downloads:7973