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ZHOU Jinghua，YAN Tianle，GUO Leixuan，ZHANG Xiaowei
Abstract: With the high penetration rate of new energy power generation in microgrids and the application ofhigh proportion of power electronic equipment，coupled with the access of a wide variety of loads such as unbalanced and non-linear loads and energy storage device，the power quality problems in microgrids have ...
更多Number of views：3025 Amount of downloads：1852
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MA Xiaolu，WANG Zhixiong，DUAN Yanmin，ZHANG Lei，WU Yi，QI Zhuoya，HOU Jue
Abstract: The significance of promote high-efficiency motor and motor system in China was analyzed bymeans of literature research，questionnaire survey and enterprise survey. Policies and measures for the promotion of high-efficiency motors and motor systems were sorted out. Conduct market research on high-efficiency...
更多Number of views：3021 Amount of downloads：1603
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KONG Fanting，WANG Yang，YANG Hao，CHEN Jian，LU Lin
Abstract: High-voltage/low-voltage prefabricated substation is short for“box substation”，its nature of savingenergy has been widely researched. The research have been from choosing components to optimizing structure. Agreat of improved products have swarmed into market. But there is neither a set of method to test l...
更多Number of views：3014 Amount of downloads：1171
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WANG Xing，TAN Peixiao，CHENG Zhijiang，MAWanqing，TIAN Bo
Abstract: Retired power batteries have poor parameter consistency，when they are used for energy storageafter series and parallel connections，the barrel effect is obvious and the failure rate is high. So the improved modular multilevel H-bridge converter（MMHC）distributed energy storage based on modular multilevel con...
更多Number of views：3007 Amount of downloads：1602
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REN Wei，ZHAI Bohao，PENG Weisong
Abstract: With the improvement of computer operation level，data-driven technology is widely used inmetallurgical industry. Accurate prediction of rolling force is helpful to shorten the length of strip head and tail andimprove the yield of strip. In order to solve the problem of low prediction accuracy of data-drive...
更多Number of views：2993 Amount of downloads：1271
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ZHANG Yexin，DENG Yunchuan，LIU Zhigang，ZHANG Yuting，CHEN Tao，HUANG Ke
Abstract: When the high-speed electric multiple units（EMUs）pass through the long downslope route，speedlimit is required to meet the safety of train operation，the regenerative braking energy generated in this process isreturned to the traction network and may threaten the safety of power supply. At present，there are ...
更多Number of views：2977 Amount of downloads：1390
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SONG Zhuoran，LI Jianfeng，JIANG Tao，DENG Xinyang，LIU Yu
Abstract: There are parameter identification errors in the process of distribution network synchronousmeasurement configuration. The optimal configuration method of distribution network synchronous measurementdevice based on parameter identification accuracy was studied. Based on the measurement data of the synchron...
更多Number of views：2950 Amount of downloads：1197
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HUANG Xu，LIU Yichao，ZHU Hanqing，LIU Yang
Abstract: The DC fault current calculation method of modular multilevel converter（MMC）is the key to studythe DC fault transient characteristics and isolate the fault point rapidly in VSC-HVDC grid. Firstly，aiming at twotypical MMC fault equivalent models，the topology and the capacitor voltage characteristics when th...
更多Number of views：2933 Amount of downloads：1261
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XU Qiongguo，ZHANG Weitao，LIU Guangwei，ZHOU Bin
Abstract: Independent DC microgrid with distributed power supply and energy storage system plays animportant role in improving power supply reliability. The energy scheduling optimization of DC microgrid underdifferent operating modes was discussed，including diesel generator，fuel cell，micro gas turbine，photovoltaic，...
更多Number of views：2929 Amount of downloads：1477
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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：2907 Amount of downloads：1356
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SHAYuheng，MEI Xin，LAN Jiao，HAN Fangxu，ZHAO Xuechen
Abstract: In view of the problems that the lack of unified data source，unified information standard，unifiedsupport platform for common services caused by multi system parallel in each stage of power grid enterprise projectmanagement，and resource and information "isolated island" caused by "chimney" system architectu...
更多Number of views：2906 Amount of downloads：1679
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WANG Xiaoyang，ZHAO Jinbin，ZHU Yuxin
Abstract: With more and more renewable energy devices and loads connected to the traditional power grid bypower electronic equipment，the negative resistance characteristics of power electronic equipment lead to the weakinertia characteristics of high power electronic power systems. Therefore，the stability of the mul...
更多Number of views：2877 Amount of downloads：1756
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TIAN Kai，WANG Ziman，CHU Zilin，YU Zhibin，YUAN Yuan，SONG Peng
Abstract: A method to extract the equivalent thermal resistance parameters of double-sided water-cooledheatsink was proposed. Based on this method，the real-time calculation of junction temperature and overtemperature protection of integrated gate commutation transistor（IGCT）power device were implemented by the water...
更多Number of views：2876 Amount of downloads：1305
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LI Qi，ZHANGTaoyun
Abstract: With the advancement of China's energy internet strategy，edge calculation has become an effectivemode to solve the data processing of energy internet. Aiming at the problems of chaotic storage and poor fusion ofheterogeneous power distribution and power data in energy internet，the multi-source data pro...
更多Number of views：2871 Amount of downloads：1220
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ZHOU Zhen，PENG Yuanxiu，LIU Bin，LI Xiaowen，ZHA Haitao
Abstract: In the isolated island operation mode of microgrid，the output power of distributed generation unitsin the system is difficult to distribute reasonably due to the difference of output line impedance，which affects thestability of the system. In order to realize the reasonable distribution of power according ...
更多Number of views：2870 Amount of downloads：1194
