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CHENG Jin，PAN Zhixuan，CHENG Haifeng，DAI Mingli，HUANG Minli
Abstract: With the continuous improvement of the penetration rate of wind turbines，in order to suppress thevoltage/frequency fluctuations of the doubly-fed induction generators（DFIGs）after grid-connected due to their own active power output fluctuations，aDFIGinertia support and primary frequencymodulation control ba...
更多Number of views：2683 Amount of downloads：1646
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WANG Haijun，WANG Lei
Abstract: Aiming at the problem of active power dispatch and control in the grid-connected power system oflarge-scale wind power clusters（WPC）of distributed wind farms，a hierarchical model predictive control（HMPC）strategy based on dynamic power dispatch was proposed. Firstly，the dispatch framework was divided into f...
更多Number of views：3672 Amount of downloads：1644
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LIU Siyan
Abstract: In order to realize the speed estimation and speed regulation of the permanent magnet synchronousmotor（PMSM）controller，a new type of fractional-order model reference adaptive speed observer was designed.Compared with integer-order observers，this strategy enhanced the adjustable degrees of freedom of the co...
更多Number of views：3071 Amount of downloads：1641
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FU Yu，LI Tie
Abstract: The microgrid is essentially an active distribution network，which is a combination of the distributed generation（DG）system and different loads at the distribution network voltage level. By analyzing factors such as safety and reliability，energy conservation and environmental protection in the microgrid，and...
更多Number of views：3848 Amount of downloads：1641
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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...
更多Number of views：3960 Amount of downloads：1638
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LI Yanlei，ZHANG Xiaoyang，LI Xiaoling，LIU Wei，WANG Gang，ZHOU Gaowei
Abstract: Because traditional methods have problems such as poor control stability and low control efficiencyin the process of using unmanned aerial vehicle（UAV）to check obstacles in transmission channels，a transmissionchannel unmanned aerial vehicle motor auto-disturbance rejection control technology based on extre...
更多Number of views：3245 Amount of downloads：1629
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KONG Weizheng，WU Xiaoyu，DAI Hongcai，XU Kaiwen
Abstract: Carbon emission pressure on the optimal operation strategy of integrated energy system isintensified by environmental issues and low carbon policies. To address this issue，a multi-objective optimalscheduling model under the operation of the integrated energy system in the park was established，which conside...
更多Number of views：1333 Amount of downloads：1628
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CHENG Zhiyuan，WU Longfei，LI Zheng，SUI Licheng，WU Xiaoting
Abstract: Current transformer（CT）inductive energy extraction is the most effective power supply method foronline monitoring equipment of power transmission cables. However，the low current of the transmission cable willcause the CT to fail to obtain energy，which will lead to the occurrence of equipment energy supply ...
更多Number of views：3129 Amount of downloads：1626
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DAI Yemin，LI Yukun，LIN Shunfu，BIAN Xiaoyan，LI Dongdong
Abstract: With the wide application of new energy grid connection technology，a large number of powerelectronic devices are connected to the power grid，and the power quality is affected by harmonic interaction. Aiming at the harmonic interaction problem of multi-inverter grid-connected system，the multi-input and mult...
更多Number of views：3411 Amount of downloads：1618
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CAI Chunchen，MAO Xuefei，ZHAO Lei，CHEN Zhen，LI Zhen
Abstract: Aiming at the problems that the working efficiency of ultrasonic motor is too low，which limits theworking endurance of the system and affects the resonant and dynamic characteristics of the motor，a speed andefficiency optimization bivariate control method under dynamic conditions was designed. First，the tw...
更多Number of views：3188 Amount of downloads：1613
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ZHANG Dewang，CHEN Zhigeng，ZHANG Zhichao，ZHOU Yu
Abstract: Traditional point prediction is difficult to analyze the randomness and uncertainty of wind powerinadequately. Aiming at the shortcomings of point prediction，an interval prediction model based on improvedwhale optimization algorithm and fast learning network（IWOA-FLN）was proposed. Firstly，the convergencesp...
更多Number of views：2900 Amount of downloads：1613
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LIN Bin，SHAO Haoshu，WANG Xiaohe，LI Hongke，CAI Xu
Abstract: With the increasing scale of wind farms，large scale wind farm is gradually shifting from onshorewind farm to offshore wind farm，squirrel cage induction generator（SCIG），which is the main type of offshore wind farm，has become the main research object of offshore wind farm dynamic characteristics. In order to...
更多Number of views：3434 Amount of downloads：1613
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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...
更多Number of views：3558 Amount of downloads：1611
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FU Yang，SIMA Chao，TIAN Shuxin，CAI Pengcheng，GU Jiping，LIU Shu
Abstract: Expected fault screening of smart distribution network is an important basis for system security situation assessment. In order to comprehensively and accurately perceive the security risk of smart distributionnetwork，a micro-synchronous phasor measurement unit（μPMU）with real-time，synchronicity，accuracy an...
更多Number of views：2096 Amount of downloads：1605
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WU Ming，LÜ Zhipeng，WANG Xin，YANG Wanli，ZHOU Shan，LIU Xiaojuan
Abstract: Multi-energy complementary DC micro-grid is of great significance to achieve sustainable energydevelopment. Based on the typical DC micro-grid with various energy forms including wind，solar，gas and battery，a multi-energy DC micro-grid operation control strategy considering the complementary inertia of gas ...
更多Number of views：3497 Amount of downloads：1597
