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HE Yongpeng,WANG Mingyue,WANG Yubo,WANG Chunhui,ZHAO Zesheng
Abstract:Based on the parallel structure of high-power converter system,a high real-time and highsynchronization optical-fiber communication scheme was proposed. The on-fly transmission ensures that thecommunication between the controllers has a low delay,and the clock synchronization algorithm compensates thetime-d...
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Number of views:672 Amount of downloads:1160
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KANG Jiale,ZHOU Xuntian,ZHANG Zhigang,CEN Yinwei
Abstract: In order to improve the utilization rate of clean energy and promote the stable and low-carbonoperation of the microgrid,a low-carbon optimal dispatching model based on load side flexible resources wasestablished. According to the flexibility resource analysis,the flexibility resource modeling of load side...
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Number of views:1220 Amount of downloads:1159
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LIU Tong,YIN Zhonggang,BAI Cong,YUAN Dongsheng
Abstract: In order to improve the position sensorless control performance of permanent magnet synchronouslinear motor(PMSLM),a position sensorless control method based on disturbance compensated flux observer(DCFO)was studied. This method treats the notch filter as a disturbance observer and combines it with a feedb...
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Number of views:1183 Amount of downloads:1157
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CHEN Zhong,WU Yongkang,JIANG Yang,WU Fuchao
Abstract:An optimization control strategy based BPA for doubly fed wind turbines under asymmetric faultridethrough was proposed to address the issue of low accuracy of control strategies under asymmetric faults,inorder to obtain more accurate fault control model parameters for doubly fed wind turbines under asymmetr...
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Number of views:253 Amount of downloads:1149
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SHU Jun,YE Fan,YAO Fenglin
Abstract:The power cable plays a very important role in today's social development and urban operation.With the increase of people's electricity consumption,the amount of cable laying is also increasing synchronously.In order to prevent the cable from being damaged,the environmental vibration signals around ...
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Number of views:508 Amount of downloads:1143
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PAN Lingling,ZHUANG Weijin,ZHAO Qi,TIAN Jiang
Abstract: In the background of the new power system,the importance of demand-side dispatchable resourcesof the grid for system stability is increasing. As an important dispatchable load resource,an accurate assessment ofelectric vehicle(EV)dispatchable potential can effectively improve the safety and stability of th...
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Number of views:964 Amount of downloads:1141
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SUN Zhenqin,QU Jianhua,ZHANG Zhenzhen,QUAN Xiao,LI Hongbin,TAN Peng
Abstract: In order to improve the measurement accuracy of the position and speed closed-loop of the brushlessDC motor,which is currently used in the attitude control actuator,a new cumulative pulse M/T method wasproposed,based on incremental off-axis magnetic encoder(AS5304A)and TMS570 chip internal integratedenhance...
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Number of views:1119 Amount of downloads:1141
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HU Yujie,ZHU Shenglong,WU Shaolei,FENG Yu,WANG Ming,LOU Wei
Abstract:The flexible DC interconnection of medium and low voltage can improve the flexibility andreliability of the distribution network,and the dual active bridge converter is a key link in achieving voltageconversion and electrical isolation in flexible interconnection equipment.The current source resonant dual a...
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Number of views:1388 Amount of downloads:1136
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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:1215 Amount of downloads:1135
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JIA Pengfei,HE Yongpeng,YANG Jianxin,ZHANG Qing,WU Wenda
Abstract:Industrial communication technology is an effective way to achieve network control of industrialequipment. With the development of Ethernet technology in recent years,a top layer application technology basedon Ethernet,PROFINET has rapidly developed. However,due to the lack of high-speed network interfaces ...
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Number of views:1135 Amount of downloads:1134
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WANG Jiarong,DAI Guanghua,HU Liang,GAO Jingxiang
Abstract: In order to realize the application requirements of SiC power devices,a novel dual edge-triggeredisolated drive circuit was proposed. The circuit have the advantages of full isolation of driving signals,strongdriving ability,wide switching frequency range with 0 Hz~500 kHz signal transmission and strong of...
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Number of views:1171 Amount of downloads:1131
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CHENG Shiwei,ZHAO Shiwei
Abstract: To cope with the increasing demands of the application of high step-up DC-DC conversion,such asthe absorption of renewable energy,electric vehicles and aerospace,a high step-up DC-DC converter based onthree-winding coupled inductor with low voltage stress was proposed by utilizing magnetic coupling technol...
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Number of views:1274 Amount of downloads:1131
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FANG Lei,CHU Chengbo,ZHU Xiaojing,HE Yinghong,YANG Huimin
Abstract:In order to address the issue of large output voltage variation from self-powered current transformerin smart measurement switch,ultra wide input voltage range post-stage DC-DC module is required to generatestable system voltage rails. A ultra wide input DC-DC module based on constant on-time control and as...
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Number of views:1586 Amount of downloads:1130
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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:1172 Amount of downloads:1124
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CAI Weiliang,CHENG Haifeng,PAN Zhixuan,CHENG Jin,DAI Mingli
Abstract: The grid connection of doubly-fed induction generator(DFIG)leads to the reduction of systemequivalent inertia and primary frequency regulation capacity. With the increase of DFIG grid connection scale,theproblem of system frequency regulation becomes more and more serious. In view of this problem,frequency...
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Number of views:1079 Amount of downloads:1121