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XU Hai，MI Yanqing，WANG Yanyang，XU Zhipeng
Abstract：Permanent magnet synchronous motor（PMSM）has the advantages of fast dynamic response，highpower density，and high torque at low speed，but the temperature variation and complex working conditions willcause the variation of PMSM parameters，thus affect motor performance and reduce the output efficiency. Toaddress...
更多Number of views：1683 Amount of downloads：4702
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CHEN Qi，HONG Feng，SHAO Dongwei，HU Xiangyu
Abstract: Pulsed xenon lamp is often used for performance testing of solar cells because its spectrum is mostsimilar to sunlight. The pulsed xenon lamp power supply is the key factor to ensure the reliable operation of thepulsed xenon lamp and improve the photoelectric conversion efficiency. In order to solve the pr...
更多Number of views：1672 Amount of downloads：4699
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LI Lingxin，JIAO Yuping，SUN Jiacheng，DENG Fujin，ZHANG Qi，REN Biying
Abstract: High voltage converter is often used in high voltage direct current（HVDC）transmission system tocontrol power supply nearby at high potential. However，the high bus voltage and its wide range fluctuation in themodule pose a challenge to the high reliability design of power supply. To solve this problem，a hig...
更多Number of views：2767 Amount of downloads：4689
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LI Shengnan，HE Tingyi，HE Xin，HE Peng，ZHANG Yongchang，ZHANG Shengan
Abstract：During the joint operation of permanent magnet direct drive wind power generation systems，thechanges in motor side parameters may cause problems such as reduce control accuracy and stability on the machineside，which in turn affects the DC bus voltage of the converter，leading to power fluctuations on the gri...
更多Number of views：1599 Amount of downloads：4687
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WANG Shanshan，NIU Ke，LI Hui
Abstract: In order to reduce the high cost of sampling circuits，simplify commutation procedure and improvethe conversion efficiency of the indirect matrix converter，a zero current commutation model predictive control（ZCC-MPC）strategy with the input voltage observation was proposed. The input voltage observer was des...
更多Number of views：4546 Amount of downloads：4682
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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...
更多Number of views：5628 Amount of downloads：4679
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SHU Jun，YE Fan，YAO Fenglin
Abstract：The power cable plays a very important role in today's social development and urban operation.With the increase of people's electricity consumption，the amount of cable laying is also increasing synchronously.In order to prevent the cable from being damaged，the environmental vibration signals around ...
更多Number of views：1347 Amount of downloads：4667
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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 ...
更多Number of views：4710 Amount of downloads：4664
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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...
更多Number of views：5330 Amount of downloads：4664
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CHEN Xiaoru，HUANG Longyi，YANG Mingjia，LAI Shengjie，CHI Zibin，XIA Chengjun
Abstract：In view of the lack of flexibility in the input and exit of the current metal sheath loop suppressiondevice for high voltage cables，the problems such as excessive induced voltage of the sheath and excessive powerloss were not considered when determining the suppression impedance value，a loop suppression dev...
更多Number of views：1533 Amount of downloads：4658
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SHI Mingming，LIU Ruihuang，WANG Xinda，WANG Jiaming，ZHANG Chenyu
Abstract：To address the parameter dependency issues present in traditional model predictive controlalgorithms，a novel model predictive control method that employed an ultra-local model and updated its parameters in real-time using the recursive least squares （RLS）method was proposed. This approach eliminated the dep...
更多Number of views：1363 Amount of downloads：4612
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YIN Xiang，ZHANG Xiaojun，FENG Xinjia，CHENG Shi，TAO Yuxin，XIAYuande
Abstract：As the penetration rate of new energy and power electronic equipment increases，the inertia anddamping of the power system decrease，and the stability decreases.The grid-forming control technology builds avoltage source to support the stable operation of the large power grid through the converter，so as to pla...
更多Number of views：2209 Amount of downloads：4612
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GAO Fengliang，HUANG Xiongfeng，FAN Hongxing，ZHANG Xuankun
Abstract: The failure rate of IGBT devices caused by excessively high temperature is as high as 55%.Improving the heat dissipation efficiency of the heat sink is the basis for ensuring the safe and reliable operation ofIGBT devices. Through theoretical analysis of IGBT module water cooling and heat dissipation，a tem...
更多Number of views：4739 Amount of downloads：4612
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HE Yongpeng，WANG Mingyue，WANG Yubo，WANG Chunhui，ZHAO Zesheng
Abstract：Based on the parallel structure of high-power converter system，a high real-time and highsynchronization optical-fiber communication scheme was proposed. The on-fly transmission ensures that thecommunication between the controllers has a low delay，and the clock synchronization algorithm compensates thetime-d...
更多Number of views：1489 Amount of downloads：4603
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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：2410 Amount of downloads：4593
