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MA Bingtai，LIU Haitao，HAO Sipeng，LU heng，ZHANG Chengyu
Abstract: In photovoltaic and hybrid energy storage system，variational mode decomposition（VMD）iscommonly used to realize the distribution of system residual power，but the number of decomposed modes andsecondary penalty factor value affect the error of power reconstruction directly，and the inertia weight error ofcomm...
更多Number of views：1034 Amount of downloads：1258
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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...
更多Number of views：1012 Amount of downloads：1045
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JIAO Yingxue，HUANG Xuejin
Abstract: The problem of secondary frequency recovery and active power distribution for AC microgrid（MG）with bounded time delay were studied. A distributed dynamic event triggering control method was proposedfor distributed generator sets. The method used dynamic event triggering mechanism，which could greatly reduce...
更多Number of views：888 Amount of downloads：818
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GU Jipeng，SHAO Liang，LU Chuiji，ZHANG Youbing，ZHANG Weijie，YANG Jifeng
Abstract: As an important basis of power system operation planning，short-term power load forecasting isgreat significant to the safe and economic operation of power system. A long-term and short-term time seriesnetwork（LSTNet）model was proposed to predict the short-term load variation of distribution area. The model...
更多Number of views：950 Amount of downloads：880
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WU Xiangyu，XUN Chao，XIAO Fen，LIN Keyao，LIN Chaoqun，CHEN Bojian
Abstract: Existing long-term electricity consumption prediction methods are difficult to solve the problem ofvariable selection，which leads to inaccurate prediction results of power consumption. Therefore，combining theradio frequency variable selection in random forest（RF）algorithm with long short-term memory（LSTM）r...
更多Number of views：854 Amount of downloads：827
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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...
更多Number of views：861 Amount of downloads：740
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SONG Hui，YUAN Longxiang
Abstract: Aiming at the problem of single hot spot temperature under average state and long response timeunder different load states，in order to improve the response speed，a 10 kV transformer load state detection method based on K-means algorithm was designed. The 10 kV transformer load model was established，the ove...
更多Number of views：902 Amount of downloads：788
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PENG Daogang，GAO Yimin，QI Erjiang，ZHOU Yang，WANG Yongkun
Abstract: Oil spills from thermal power plants can pollute the drainage outlet，if not dealt with in time，it willalso pollute the river environment. Drainage outlet monitoring is from the angle of depression，therefore it is hard to identify accurately with the rectangular detection frame. Based on the image from the ...
更多Number of views：815 Amount of downloads：925
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WANG Shixin，YU Bo，YUAN Yong，SI Guolei，DAI Jin，CAO Taiqiang
Abstract: Electric valve regulation requires fast response speed，high precision control，no overshoot andstrong anti-interference performance. An active disturbance rejection algorithm based on feedforward compensation was used to control the brushless DC motor（BLDC），and the position error was taken as the input of t...
更多Number of views：1299 Amount of downloads：1156
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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...
更多Number of views：1242 Amount of downloads：1034
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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...
更多Number of views：1364 Amount of downloads：1084
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LI Bingran，FU Hongquan，CHEN Xi
Abstract: Aiming at robust control of six-phase copper rotor induction motors（SpCRIM）under uncertaindisturbances，a new backstepping control strategy based on advanced ant colony optimized（AACO）recursiveRomanovski polynomial neural network（RRoPNN）was proposed. Based on the theory of backstepping controltheory，the con...
更多Number of views：1227 Amount of downloads：1130
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ZHA Haitao，XU Kexin，LI Xiaowen，LIU Bin
Abstract: Active power filter（APF）is one of the main ways to eliminate harmonic quality problems in powergrid，and LCL filter is commonly used to connect APF to power grid. In order to suppress the resonance problemcaused by LCL filter，active damping based on capacitor current feedback is a common method. Active damp...
更多Number of views：1206 Amount of downloads：1039
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DONG Yi，ZHOU Yufei，LIU Shuai，WANG Yingying
Abstract: The coupling coefficient of the loosely coupled transformer in the inductively coupled wirelesspower transmission（ICPT）system is a key parameter affecting the conversion efficiency of the wireless energytransmission system. To improve the coupling coefficient，an equivalent magnetic circuit model was establ...
更多Number of views：1361 Amount of downloads：1050
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TIAN Kai，LI Fengsheng，CHU Zilin，YU Zhibin，LI Teng，WANG Mingyue
Abstract: Aiming at the short circuit fault protection of medium voltage three-level converter with IGCT asthe core and the monitoring of changes in main circuit device parameters during operation，a method was proposed to simultaneously realize fault identification of IGCT three-level converter and monitoring of mai...
更多Number of views：1280 Amount of downloads：1067
