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WU Han,HUANG Xinghua,QIAO Zhendong,FAN Yuanliang,ZHU Junwei,CHEN Jinyu
Abstract:Accurately estimating the state of health(SOH)of lithium-ion batteries is a crucial prerequisite forensuring the safe and stable operation of energy storage systems. The key to improving the accuracy of SOHestimation lies in the rational selection of health characteristics that can effectively reflect the s...
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Number of views:2677 Amount of downloads:11135
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ZHAO Aibo,LI Zihao,WANG Zixuan,LI Junhui,MA Siyuan
Abstract:Aiming at the problems of insufficient stability and low power generation efficiency of the existingpower supply means for offshore ocean observation equipment,and low power density of direct drive wave energypower generation device due to the low running speed of ocean waves,it proposed to apply the magnet...
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Number of views:2538 Amount of downloads:10039
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ZHOU Jun,XIAO Yuanbing,YAN Huamin,LU Jingjing,XU Tiefeng,ZUO Fanglin
Abstract:In order to improve the power coordination ability among microgrids in the microgrid group,it isnecessary to consider the correlation between renewable energy generation output and the difference in load timedistribution in different regions in the microgrid group planning. A scenario generation method that...
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Number of views:2542 Amount of downloads:11207
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SHI Kun,CHEN Songsong,CHEN Xuejie,CHEN Zhaorui,YAN Huaguang,WU Yingjun
Abstract:New energy has obvious volatility and anti-peak-shaving characteristics,and the integration of largescale new energy into the power grid poses challenges to the peak-shaving. Hydrogen energy has a good potential for application as a potential peak-shaving resource. A multi-time scale peak-shaving scheduling...
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Number of views:2707 Amount of downloads:9643
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CHEN Qian,FENG Yuan,LI Cheng,XU Yang,WANG Shuchun
Abstract:The proportion of new energy sources connected to the station area is increasing day by day,whichinevitably brings regulatory needs. Therefore,there is an urgent need for corresponding edge power flowalgorithms. In order to give consideration to accuracy,practicality and efficiency under the situation of we...
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Number of views:1965 Amount of downloads:9285
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ZHU Qing,JI Cheng
Abstract:The massive access of 5G base stations has injected new vitality into the low-carbon development ofintegrated energy system(IES). By stimulating 5G base stations to participate in demand response andincorporating them into the scheduling framework of IES,energy saving and emission reduction of IES can beeff...
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Number of views:2745 Amount of downloads:9708
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ZHANG Xiaolian,WU Qichuan,HAO Sipeng,Qin Shiqiu,HU Qi,ZHANG Jinhua
Abstract:The participation of wind power and energy storage in primary frequency regulation of power gridcan make better use of the advantages of wind power and energy storage for frequency regulation,which hasgradually become a new trend. However,there are some problems in the coordination of wind power system ande...
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Number of views:2174 Amount of downloads:8241
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LU Lin,KONG Fanting,ZHANG Chunxiang,CHEN Jian,WANG Lianjie
Abstract:Static var generator(SVG)can governance power quality,energy conservation and reduceconsumption,furthermore it is an energy consumption product.The reasonable evaluation of the energy saving ofthe device has become an urgent problem to be solved. The power saving measurement technology of products wasstudie...
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Number of views:2256 Amount of downloads:8642
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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:3857 Amount of downloads:14563
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WAN Shaoqi,WANG Bo,GUAN Wenqing,CHEN Jingbo,LÜ Congxin,DONG Haiying
Abstract:The traditional control of electromechanical actuator in aviation electromechanical servo systemmostly adopts two-level inverter and PID control,which can not achieve higher precision control of permanentmagnet synchronous motor. In view of the above problems and the difficulty of space vector modulation al...
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Number of views:2809 Amount of downloads:11648
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WANG Yuning,YANG Chengshun,HUANG Xiaoning
Abstract:In response to the poor disturbance rejection performance and issues of parameter perturbation andcontrol precision in traditional control strategies for interior permanent magnet synchronous motors (IPMSM),afuzzy sliding mode control strategy based on the super-twisting disturbance observer was proposed. T...
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Number of views:3345 Amount of downloads:12603
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ZHUYanxiang,LIN Hong
Abstract:Aiming at the problem of insufficient frequency modulation capability of direct-driven wind turbineunder traditional virtual inertia control,a control strategy of super capacitor assists direct-driven wind turbineparticipating in frequency modulation was proposed to improve the frequency stability of power ...
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Number of views:2750 Amount of downloads:10584
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HUANG Zhaobin,ZHANG Zhijian,LONG Tan,HU Bin,LIU Wenlong,WANG Gaolin
Abstract:When the Vienna rectifier is connected to unbalanced loads operating under light load conditions,the slight power difference causes unbalanced voltage of bipolar DC bus,which increases the voltage stress on theswitching device and DC-link capacitance. To solve the above problems,a DC offset reduction of neu...
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Number of views:2332 Amount of downloads:10052
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HU Xiangyu,HONG Feng,SHAO Dongwei
Abstract:Switching power supply is now developing towards high-frequency soft-switching and high powerdensity,the volume of magnetic components is greatly reduced,and the excitation inductance of transformer nolonger meets the assumption of large excitation inductance in traditional analysis. Under this background,t...
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Number of views:2163 Amount of downloads:10547
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WU Yihao,ZHAO Shiwei,ZHOU Jie,XIAO Chaoren
Abstract:In order to solve the problem of large peak-to-peak inductor currents in dual active bridge converterswith mismatched input and output voltages,a four-degree-of-freedom modulation(FDFM)strategy was proposedby combining symmetric duty cycle modulation and asymmetric duty cycle modulation. By analyzing the op...
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Number of views:1990 Amount of downloads:9119