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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：5124 Amount of downloads：9745
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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：5119 Amount of downloads：12164
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NIU Shengsuo，WU Zhenan，HUANG Shengpo
Abstract: The test of the internal cable conductivity of the traditional bullet train is time-consuming andlaborious，which increases the probability of false detection，seriously affects the accuracy and reliability of cabledetection results of bullet trains，and greatly reduces the safety and stability of bullet trai...
更多Number of views：5099 Amount of downloads：9263
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ZHANG Ao，DAI Linwang，MA Zhengyang，LI Shaolin，ZHANG Xueguang
Abstract: Doubly-fed wind turbine is easy to produce sub-synchronous oscillation in series compensation grid.Using virtual synchronous control structure to improve inertia and damping for grid may also lead to subsynchronous oscillation risk. In view of the causes of sub-synchronous oscillation，firstly，the double-fe...
更多Number of views：5082 Amount of downloads：14112
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LI Zhenbo，DAI Linwang，LI Shaolin，ZHANG Xueguang
Abstract: At present the mainstream of doubly-fed induction generators（DFIG）control mode is the currentsource type vector control mode，which is lack of independent of frequency and voltage support ability，but the voltage source type virtual synchronous machine control method can solve the shortcomings. In order to m...
更多Number of views：5051 Amount of downloads：15090
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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：5033 Amount of downloads：9281
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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：5023 Amount of downloads：10008
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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：5021 Amount of downloads：12137
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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：5020 Amount of downloads：10626
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WANG Shijun，HAO Quan，LI Wenlong
Abstract: In view of the problems of unstable operation waveforms，high output current stress andinstantaneous fluctuation difference of load in the current sharing control of two-way DC-DC converter in flexiblesubstation，a method of independent current sharing control of two-way DC-DC converter in flexible substatio...
更多Number of views：4978 Amount of downloads：10118
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YANG Shude1，ZENG Zikang，ZHANG Xinwen，GAO Xiongying，CAI Changhong，ZHOU Xin
Abstract: For the technical requirements of on-load voltage regulation based on power electronic switches，athyristor-based on-load voltage regulation unit topology was given based on the analysis of the possible conduction state of each switch in the steady state and the switching law of different states. Considerin...
更多Number of views：4973 Amount of downloads：8737
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LUO Lan，WANG Yuhong，SONG Ruihua，BI Jingtian，CHEN Shiyu，WAN Liangbin
Abstract: In the multi terminal flexible direct current（DC）transmission system，the flexible direct inner andouter loop control can not provide inertial support for the receiving end passive network. Traditional virtualsynchronous generator（TVSG）control can provide inertia support for passive network，but it can only ...
更多Number of views：4945 Amount of downloads：10138
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YANG Fan，HUANG He，LI Haiying，LI Dongdong，ZHAO Yao
Abstract: There are a lot of equipment operation rules in power equipment defect text，which can be mined bynatural language processing technology to provide guidance for equipment maintenance. Aiming at this situation，a defect text mining method based on enhanced representation through knowledge integration（ERNIE）pr...
更多Number of views：4941 Amount of downloads：10486
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CHEN Guangzhu，YANG Yuxin，ZHANG Yanan，LÜ Peihe，WANG Jianquan
Abstract: The new version of the national standard GB/T 15576—2020《Low-voltage reactive powercompensation assemblies》was released on November 19，2020，and has been implemented on June 1，2021，replacing the old standard. Through comparative analysis of the content of the new and old standards and key tests，the test met...
更多Number of views：4936 Amount of downloads：11783
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LÜ Wei，WANG Han，ZHANG Jianwen，CHEN Gen，CAI Xu
Abstract: Compared with onshore wind power，the natural conditions at sea are bad and the traffic isinconvenient to maintain the wind power system，so wind power system needs to be highly reliable. The systemreliability can be effectively improved by using fault-tolerant control. A fault-tolerant control strategy by i...
更多Number of views：4929 Amount of downloads：11889
