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LIU Juan,HU Xiaolei,TENG Yiyina,ZHANG Shiqi,ZHANG Zhe
Abstract: Hydrogen fuel cells air compressor is an important accessory of hydrogen fuel cell,but the high costcaused by its high energy consumption hinders the further development of hydrogen fuel cell. In recent years,theindustry has gradually adopted variable frequency drives to control the operation of hydrogen f...
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Number of views:1308 Amount of downloads:1389
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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:2878 Amount of downloads:1389
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ZHAO Jingjing,CHEN Linghan
Abstract: The penetration rate of renewable energy in the island AC microgrid was relatively high,and itssystem inertia was relatively low. The primary frequency regulation during island operation mainly relies onequipment such as diesel engines and energy storage. Using the fast adjustment characteristics of energy...
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Number of views:1442 Amount of downloads:1382
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LIANG Biao,ZHANG Yiming,ZHANG Dong,LI Gen,WANG Xuhong
Abstract: With the increasing demand for geological exploration in complicated terrain in China,thedevelopment of helicopter transient electromagnetic system(HTEM)has been paid more and more attention. A pulse current transmitting circuit with multi-excitation sources was proposed to meet the demand of transmitting ...
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Number of views:2294 Amount of downloads:1380
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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:2650 Amount of downloads:1375
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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:2631 Amount of downloads:1374
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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:2567 Amount of downloads:1372
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LI Xin,LI Yundi,JIANG Jie,FU Xueguang
Abstract: In the process of using wireless power transfer(WPT)technology to charge batteries,constant current (CC)-constant voltage(CV)charging mode is adopted to ensure battery life and safety. Therefore,a hybrid topology of series-series(SS)and inductor-inductor-capacitor(LLC)topology was proposed. Based on the SS...
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Number of views:2605 Amount of downloads:1371
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WANG Chengliang,PAN Zhixin,ZHAI Xuefeng,XIAO Yuhua,LIU Yu
Abstract: The mathematical model of magnetic coupled resonant wireless power transfer(MCR-WPT)system based on LCC-S compensation topology was established. Meanwhile,the influence on the transmissionperformance of the system was analyzed from three aspects:operating frequency,compensating inductance andload impedance...
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Number of views:1724 Amount of downloads:1367
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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:2680 Amount of downloads:1366
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QIAN Xiao,MA Xiang,LÜ Leiyan,ZHANG Wenjie,WANG Ning,ZHI Yuemei
Abstract: Traditional power grid dispatching alarm algorithm has low alarm instruction operation efficiency,low power grid dispatching failure burst rate and high alarm error alarm rate,so the power grid dispatching alarmassociation rules and decision tree algorithm based on knowledge graph were proposed. The associ...
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Number of views:2261 Amount of downloads:1365
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HE Hengjing,ZHOU Shangli,ZHANG Bensong,XIE Wenwang,LIAN Xinkai,XU Haotian
Abstract: In order to apply the non-instrusive load montiring technology into the new generation of smartmeter,a kind of method based on the BP neural networks enhancement algorithm of clustering for loadidentification was presented. In this method,each feature was relatived to the corresponding cluster based on the...
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Number of views:2414 Amount of downloads:1365
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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:1767 Amount of downloads:1362
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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:1268 Amount of downloads:1357
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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:1761 Amount of downloads:1356