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LU Heng,LIU Haitao,XIA Tao,ZHANG Chengyu,HUANG Cheng
Abstract:Accurate line parameters are of great significance to the operation and control of the distributionnetwork. However,the line parameters of distribution network are affected by environment,working condition and temperature,etc. At the same time,due to the increasing complexity,randomness and volatility of di...
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Number of views:2700 Amount of downloads:3315
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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:3088 Amount of downloads:3315
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SONG Pengfei,WANG Maxiang,YANG Guixing,LI Jichen,KANG Pengpeng,WEN Shenghan
Abstract:To enhance the economic and operational flexibility of accompanying energy storage facilities innew energy power stations,as well as to improve the stability of supplying electricity directly to large users and thegrid-friendliness of large-scale new energy power stations,a two-stage robust configuration an...
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Number of views:1194 Amount of downloads:3307
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LI Jiangcheng,CHEN Xiaohua,LI Haitao,ZHU Zhixu
Abstract: Because the current method does not optimize the control parameters of flexible AC transmissiondevice,resulting in unsatisfactory control results,control delay and loss rise,a flexible AC transmission devicecontrol method based on multi-objective optimization was proposed. The basic working principle of fl...
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Number of views:2414 Amount of downloads:3288
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DONG Lizhi,ZHAI Bingcong,WANG Kaifeng,JIA Xuecui
Abstract:When multiple energy storage units are connected to an energy storage station by the powerelectronic converter,the interaction and coupling effect bring challenges to the stable operation of the system. Thesmall-signal model of the parallel storage system was established. The stability analysis was carried ...
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Number of views:1358 Amount of downloads:3285
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ZHANG Boyu,ZHANG Xiaoli,FENG Rui,ZHANG Zhaobo,CAI Siqi ,MA Xiaoxuan
Abstract:Based on the principle of magnetic coupling resonance technology,a bilateral LCC topologycompensation network parameter design method was adopted. Firstly,the mathematical model of the main circuitof the bilateral LCC topology was analyzed,and the inductance ratio of the coil self-inductance and the seriesc...
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Number of views:1311 Amount of downloads:3284
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CAI Wenbin,CHENG Xiaolei,NAN Jianan,LÜ Haixia,LI Ye,LI Jingyu
Abstract: With the proposed goal of achieving double carbon in China,a higher proportion of new energy willbe connected to the grid in the future. An analysis method was proposed for assessing the adequacy of flexibilityresources of power system with a high proportion new energy. The adequacy index of proposed flexi...
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Number of views:3094 Amount of downloads:3283
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LIU Jinchao,DUAN Hongmin,WU Letao,LIU Ligang,XU Chao
Abstract: Aiming at the phenomenon of pressure relief and deflagration caused by the faults of oil-immersedtransformer,a logic was proposed that the transformer can keep self-maintained running when faults occurred,and according to the logic,a scheme of oil circuit equipment was designed. The above logic and the sch...
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Number of views:4564 Amount of downloads:3282
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ZHANG Junling,YIN Peng,WANG Jiwei,LONG Mengjiao
Abstract:Relay coil is an effective method to improve the performance of wireless power transmission. Butthe selection of relay coil position is usually based on experience. To elucidate the mechanism of the impact of relaycoils on system performance,the port impedance differences between typical two-coil and relay-...
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Number of views:1253 Amount of downloads:3281
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WANG Yuhao,LIU Haitao,ZHU Kangkai,ZHONG Cong,MA Jiayi
Abstract:With the increased penetration rate of new energy year by year,it is difficult to accurately predictthe randomness and fluctuation characteristics of its output,causing a severe challenge to the operation,planningand scheduling of electrical power system. Therefore,modeling for the uncertainty of new energy...
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Number of views:1634 Amount of downloads:3281
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WANG Haozhu,XIE Qin,DENG Fangming,YANG Yang
Abstract: The growing demand for new energy electric vehicles(EVs)has further boosted the demand forelectric car charging. However,the gap between operating companies results in that the information of charging piles cannot be fully and effectively presented to the demanding public.Aiming at the above problems,a new...
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Number of views:3014 Amount of downloads:3275
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ZHOU Wen,YANG Shaobo
Abstract: In the DC microgrid,bus voltage stability is the key to maintain the normal operation of the system.Load switching and distributed micro-source power fluctuations will affect the stability of the DC bus voltage. Tosolve the above problem,a compensation control strategy based on the residual generator was p...
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Number of views:2937 Amount of downloads:3273
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MIAO Yuntao,WANG Chengxian,LI Junda,GU Jiateng,ZHANG Zhenbin
Abstract:Model predictive control(MPC)is an effective control strategy for permanent magnet synchronousgenerators(PMSG)due to its fast dynamic response and multi-objective optimization capabilities. However,MPCrelies on accurate system models and sensor measurements. In practical conditions,parameter mismatch caused...
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Number of views:1278 Amount of downloads:3270
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WAN Xiaojian,WAN Zibo
Abstract:A rotor position detection strategy based on virtual neutral point was proposed to realize positionsensorless control of BLDC motor. Through the three-phase terminal voltage with the same value of three resistancesstar connection to construct a virtual neutral point,the relationship between the virtual neut...
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Number of views:1941 Amount of downloads:3266
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ZHANG Rui,XIAYan,HUANG Guiping,CHEN Renzhao,YANG Yili
Abstract:Aiming at the poor robustness and system vibration problem of asynchronous motors under thetraditional sliding mode control,a variability coefficient power exponent reaching law(VCPERL)was proposed todynamically change the control coefficients according to the position of the sliding mode surface,and the sl...
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Number of views:1662 Amount of downloads:3260