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DENG Yaping，JIA Hao，ZHANG Xiaohui，TONG Xiangqian，WANG Lu
Abstract：The accurate recognition of power quality disturbance（PQD）is one of the main problems to besolved after PQD occurrence，which is of great importance for responsibility dividing and power market reformprocess accelerating. Massive quantities of power quality monitoring data prepare the ground for the recognit...
更多Number of views：682 Amount of downloads：361
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HUANG Guanglei，TIAN Qidong，LIN Zhixian，ZHENG Weinan，XU Te，LI Bingran
Abstract：Due to the extensive addition of new energy systems，the number and types of power qualitydisturbances in the system are also increased accordingly. However，the traditional power quality disturbance（PQD）classification method has the problem of low accuracy and efficiency，and it is difficult to adapt to theex...
更多Number of views：648 Amount of downloads：371
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KE Ting，TIAN Songlin，ZHOU Hai
Abstract：In order to solve the problem of low accuracy of small substation fault diagnosis，a small substationfault diagnosis model based on cooperative game and cloud model was proposed. By analyzing the characteristicsand causes of faults，the diagnosis index system was established. Entropy method and expert weighti...
更多Number of views：536 Amount of downloads：678
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HUANG Licai，YANG Xu，ZHANG Jing，LUO Chuanxian，CHEN Jia，ZHANG Guozhi
Abstract：In view of the frequent occurrence of omissions and false alarms of partial discharge insulationdefects in on-site gas insulated switchgear（GIS），the partial discharge multi-source detection test platform was built by using true GIS to carry out the intermittent discharge test of metal contamination defect o...
更多Number of views：508 Amount of downloads：442
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GUO Jiahao，YANG Xiong，FANG Xin，LI Guanfei
Abstract: With the rapid development of primary and secondary fusion equipment，the detection efficiency ofthe traditional primary and secondary equipment testing method is very low，and it is no longer suitable for the new fusion switch equipment testing. In view of this，an integrated testing scheme for primary and s...
更多Number of views：586 Amount of downloads：700
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LÜ Jin，XU Li，SUI Dawei，GAO Qixin，XU Deshu
Abstract: With the rapid development of China's industrial economy，the demand for strip materials isincreasing，and the construction of strip production lines both domestically and internationally is growing year byyear. However，the complexity of large-scale rolling mill systems and the harsh working environment ...
更多Number of views：662 Amount of downloads：671
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ZHENG Junfeng，HUANG Jiyuan，CHEN Yuanyang，HU Xiangwei
Abstract: Aiming at the frequent voltage sag problem in power quality problems，a multifunctional voltage sagtreatment equipment was developed for user-side voltage sag treatment. Based on the modeling analysis of thesystem，the control algorithm of the system under grid-connected and off-grid compensation states and ...
更多Number of views：607 Amount of downloads：638
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YIN Qiyun，YANG Chen，LU Hongjian，ZHAO Xinyang，AN Yanjie，CHEN Haoyang
Abstract: Aiming at clarifying the interference effect of 5G electromagnetic radiation on relay protection andcommunication control equipment in converter station，a microstrip antenna simulation model with a centerfrequency of 3.5 GHz was established. Firstly，the propagation and attenuation law of electromagnetic ra...
更多Number of views：635 Amount of downloads：536
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YANG Xiaochu，WANG Guanwen，LUO Guogan，XU Shipeng，ZHANG Dingwang
Abstract: The composition of the double-fed induction generator（DFIG）is complex，and its operation andmaintenance are difficult. Due to the relatively complex electromagnetic transient characteristics of the fault，theextraction quality directly affects the reliability of the fault detection results of the DFIG. Aimin...
更多Number of views：731 Amount of downloads：637
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LIAO Zhiwei，ZHUANG Jing，WANG Bowen，ZHENG Guangyu，XIE Xunkai
Abstract: Aiming at the problems that high voltage direct current（HVDC）transmission line protection andfault location are vulnerable to lightning interference，and the traditional lightning interference identificationmethods of transmission line based on time-domain and frequency-domain features exist the problems of...
更多Number of views：609 Amount of downloads：691
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HUANG Feng，CUI Zhimei，HUANG Zhidu，JIANG Shengchao，FENG Bo
Abstract: In order to evaluate the safety status of transmission lines scientifically and objectively，a safetyanalysis model of transmission lines based on support vector machine-back propagation（SVM-BP）hybrid networkwas proposed. Firstly，the weather data，transmission line standard documents and defect data were pro...
更多Number of views：752 Amount of downloads：664
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WU Ning，CAI Jie，LIANG Gonghao
Abstract: As an important part of smart grid monitoring system，the security of power wide area measurementsystem is very important. Therefore，in order to ensure the integrity and confidentiality of communication data inpower wide area measurement system and the communication security between terminal devices in the ...
更多Number of views：957 Amount of downloads：680
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PENGTao
Abstract: The local leakage signal of high-voltage insulation equipment is weak and its characteristics are notobvious，which can only explain whether there is discharge. There is a phenomenon of missing judgment andmisjudgment in the actual positioning process，which is difficult to accurately locate the high-voltage...
更多Number of views：808 Amount of downloads：606
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TONG Xin，SONG Guobing，ZHANG Zhihua，WANG Junfeng，LEI Zhirong
Abstract: Due to the change of the ground parameters of the distribution network after the single-phasegrounding fault，the traditional active arc suppression method based on the ground parameters in the normaloperation state has a deviation between the compensation current reference value and the actual value. Incons...
更多Number of views：782 Amount of downloads：744
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ZHANG Pengcheng，TUSONGJIANG Kari，WANG Hailong，YILIHAMUYaermaimaiti，LU Haotan，RUAN Jiayang
Abstract: In order to improve the accuracy of automatic reading of tilted meter images，a novel algorithmbased on ORB and improved region growing method was presented. Firstly，the ORB algorithm was applied to detect the feature points of the target image and the template image，and the transformation matrix used to ac...
更多Number of views：779 Amount of downloads：698
