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HU Bo,LI Tong,WANG Yihe,CUI Jia,YANG Junyou,XU Junjin
Abstract: Combined with the feature extraction ability of self-coding and the time series analysis ability oflong short-term memory(LSTM),a short-term load forecasting model based on LSTM self-coding was proposed.First of all,based on the basic principle and flow of the depth model,the functional characteristics of t...
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Number of views:4277 Amount of downloads:2234
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MA Xiaoliang
Abstract: Pump-turbine units are kind of hydropower facilities with both pump and power generation abilities,they are used mainly in pumped-storage plants and also in water-managing projects. Conventional units operate withfixed-speed. To make power control quick and flexible and to extend operation ranges of turbine...
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Number of views:4141 Amount of downloads:2198
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YANG Zhenshu,SUN Xiaozhe,YANG Jianzhong,MAO Qi
Abstract: The fault diagnosis technology of the flight electromechanical actuation system is of greatsignificance to improve the reliability of the aircraft actuation system and ensure the safe operation of the aircraft.Considering the problems and challenges encountered in the application of fault diagnosis technol...
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Number of views:4106 Amount of downloads:2163
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CAO Wei,DONG Haoyang,LI Yun,WEI Huangli,GAO Shengkai
Abstract: The proportion of distributed photovoltaic connected to the grid is gradually increasing,which bringsa series of problems,it can draw lessons from foreign experience to provide practical reference for solving relevantproblems. As one of the leading countries of energy transformation in Europe,Germany's ex...
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Number of views:4100 Amount of downloads:2125
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XIAO Jiakai,ZHENG Gaofeng,LIU Pengxi,LIN Deqiang
Abstract: At present, high-speed electric machines (HSEMs) have been widely used in many industrial fields. The development status and future research directions of high speed motors were summarized and discussed. Firstly, the latest research progress of different types of high-speed motors was introduced, and the ch...
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Number of views:4134 Amount of downloads:2042
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CHEN Ya′ai,LI Zixuan,ZHOU Jinghua,WU Jiewei
Abstract: As a three-level Boost AC/DC converter with unidirectional energy flow,the VIENNA rectifier iswidely used in electric vehicle charging systems and other occasions. The key to improve the power quality and thesystem reliability is the quality of control strategy. Therefore,the control strategy of the VIENNA ...
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Number of views:4165 Amount of downloads:2027
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CHEN Ya′ai,HONG Yinan,ZHOU Jinghua,ZHAO Junwei
Abstract: Cascaded energy storage power conversion system is widely used in high voltage and large capacityoccasions,it plays a role of peak shaving and valley filling for power system,its control strategy directly affects theperformance and reliability of energy storage system. Therefore,in recent years,the research...
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Number of views:3853 Amount of downloads:1972
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GUO Yufei,LI Yiliang,WANG Yijie,XU Dianguo
Abstract: In order to speed up the process of "carbon neutrality" and "peak carbon dioxide emissions",fossilenergy has been gradually replaced by renewable energy,and renewable energy will become the main powergeneration mode in the future. The combination of energy storage system and bidirectional converter become ...
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Number of views:3097 Amount of downloads:1915
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YU Jia,Wang Xiaorong,Dai Yuesheng,LI Xuan
Abstract: With the advance of smart power grid construction,the terminal laying rate of intelligent acquisitionequipment has been greatly improved,and the demand-side terminal electrification has become an irreversible trend.In recent years,the problems of users' default power supply and private overlapped lines...
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Number of views:3688 Amount of downloads:1818
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LIU Yue,JI Guosheng,ZOU Jun,WU Hongfei,YANG Yuan,GUO Yuedong
Abstract: The optimal design of the magnetic integration and integrated printed circuit board(PCB)windingbased on a high-frequency high-density LLC resonant converter was studied. Both the transformer and resonantinductor were integrated into only one magnetic core. By configuring the resonant inductor on the second...
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Number of views:2857 Amount of downloads:1802
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SONG Wenxiang,REN Hang
Abstract: Six phase inverter provides abundant voltage vector resources for dual three-phase permanentmagnet synchronous motor,which can make predictive current control more accurate. However,more voltagevectors cause the problem of too much calculation. At the same time,the harmonic current of dual three-phase motor...
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Number of views:3852 Amount of downloads:1789
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YIN Jianqiang,WU Xianming,WU Fengzhi,YANG Peihao
Abstract: The sensorless control of PMSM based on control algorithm is a research hotspot in the field ofmotor control. A PMSM sensorless control system based on low-speed pulse and high-frequency stator flux injectionwas proposed,and the traditional stator flux estimator was improved and the high-frequency signal wa...
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Number of views:3708 Amount of downloads:1696
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RONG Zhenshuai,CHI Yingchao,SUN Zhan,WANG Yijie,XU Dianguo
Abstract: The arrival of the 5G era has put forward higher requirements for the power system,that is,theconverter is required to have high efficiency,high power density,and rapid dynamic response. In response to thisproblem,the third generation of wide bandgap semiconductor device gallium nitride(GaN)transistors was...
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Number of views:3376 Amount of downloads:1688
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WANG Yifeng,ZHANG Mingzhi,CHEN Bo,CHEN Mengying,CHEN Chen,XIE Wenqiang
Abstract: In order to provide a theoretical basis for the research of universal adapters in DC power distributionsystems,it is particularly important to fully understand the characteristics of DC household loads. A large number ofexperiments and tests were carried out on DC resistive home appliances among common DC ...
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Number of views:2834 Amount of downloads:1649
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CUI Kaishun,ZHU Lan,WEI Linlin,TIAN Zeqing,LI Xiaojun
Abstract: Demand response to meet the power balance between supply and demand in the new generationresources without investing. The achievement of China's carbon neutrality goal by 2060 will surely bring aboutprofound changes in the structure of energy supply and demand. The effective development of demand-side ...
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Number of views:2948 Amount of downloads:1646