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TANG Jiayuan,ZHAO Wenbin,LU Wu,GAO Yuan
Abstract: Under the electric power market environment,the key to achieve the joint operation of virtual powerplants lies in the profit distribution among the internal multi-subjects. To solve the impact of the final profitdistribution,which is caused by the uncertainty of the clean energy output of each main body in...
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Number of views:5465 Amount of downloads:8675
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LIU Hui,SU Jianhui,ZHANG Jian,LIU Shuo,SHI Yong,ZHANG Jie
Abstract:Wireless power transfer(WPT)load voltage,current and other state information need to be sent tothe original side for closed-loop control and monitoring processing,the secondary side to the original side of thecommunication is very important. Firstly,the topology and working principle of capacitive modulated...
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Number of views:2847 Amount of downloads:8673
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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:2481 Amount of downloads:8663
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SUN Lihua,ZHANG Lin,SUN Huiqin,GUO Yingjun,LI Zheng,GUO Tianliang
Abstract: The switched reluctance motor control system for electric vehicles includes motor drive and batterycharging circuit,which reduces system integration and power density. Based on the asymmetric half-bridge powerconverter of switched reluctance motor,an integrated power converter for electric vehicle was desi...
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Number of views:5688 Amount of downloads:8660
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WANG Linfeng,XU Nan,NIE Jing,XIE Yantao,SONG Yan
Abstract: Investment estimate prediction model in traditional transmission line(TTL)project has problemssuch as large deviation from the actual cost and low efficiency of estimation management. Thus,a novel investmentestimate prediction model in TTL project was presented with assistance of principal component analys...
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Number of views:2650 Amount of downloads:8659
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CHEN Hu,WANG Yangyang,PAN Yuedou
Abstract: In order to overcome the drawback of direct torque control of induction motor which has largetorque ripples at low speed,a generalized predictive control method was proposed and be used in the direct torque control of induction motor. The method was directly used in speed control,and didn' t depend on ...
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Number of views:5616 Amount of downloads:8655
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YIN Qiyun,YANG Chen,LU Hongjian,ZHAO Xinyang,AN Yanjie,CHEN Haoyang
Abstract: Aiming at clarifying the interference effect of 5G electromagnetic radiation on relay protection andcommunication control equipment in converter station,a microstrip antenna simulation model with a centerfrequency of 3.5 GHz was established. Firstly,the propagation and attenuation law of electromagnetic ra...
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Number of views:2244 Amount of downloads:8651
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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:4085 Amount of downloads:8650
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PANG Lin,LU Xin,WU Zhanxia,WANG Xueliang,FU Meiming,ZHANG Hongming
Abstract: Traditional virtual synchronous generator(VSG)is a primary frequency regulation technique. Afterload power changes,the frequency of microgrid cannot return to the rated level,influencing the safety of the microgrid in a severe condition. In order to avoid steady-state errors under large load fluctuations,a...
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Number of views:5936 Amount of downloads:8647
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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:3420 Amount of downloads:8644
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DAI Hui,LIU Yuxiang,LI Guorun,WANG Jianyuan,LIU Jingwen,TAN Wanqi
Abstract:Three port converter(TPC)has the characteristics of high integration,high power density andsingle-stage conversion between ports,but at the same time,the energy flow is affected by the interaction ofmultiple variables. Model predictive control(MPC)was introduced to optimize the dynamic response of outputvol...
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Number of views:2425 Amount of downloads:8636
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ZHANG Wanying,WANG Changjiang,YU Dayang
Abstract: Due to the strong coupling between rotor speed and rotor time constant in the indirect vector controlsystem of induction motor,it is difficult to realize their parallel identification. The parallel identification based onmulti-innovation extended Kalman filter based on forgetting factor(FMI-EKF)was propose...
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Number of views:3570 Amount of downloads:8634
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GAI Zhiqiang,XUE Bin,LIYajie
Abstract: The traditional fault location method lack effective fault location process,which leads to the increaseof ranging error,fault location time and complexity. In order to effectively solve the above problems,a new faultlocation method for multi-power distribution network based on traveling wave theory was des...
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Number of views:5174 Amount of downloads:8619
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XIE Jijin,HUANG Wendong,SHEN Kang,LIU Bin,MENG Ningjia,ZHANG Yuanyuan
Abstract:In order to improve the compensation effect of LCL-type shunt active power filter,a frequencyadaptive decimal delay repetitive control based on IIR filter was proposed. The resonance suppression loop of LCLwas designed through root locus and the design result was used as a new control object for repetitive ...
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Number of views:1975 Amount of downloads:8618
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CHEN Dongdong,ZHANG Shengqi,XIAO Long
Abstract:Due to the wide control bandwidth of the shunt active power filter(SAPF),the resonance problemof the LCL output filter has become a key problem of the SAPF. To solve the resonance problem of the LCL filter,anovel damping method based on active damping circuit was proposed to achieve the damping effect witho...
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Number of views:2365 Amount of downloads:8614