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HU Junze，YANG Genghuang，GENG Liqing，LIU Xinyu
Abstract：To address the issues of low accuracy and precision in transformer fault diagnosis，a transformerfault diagnosis method based on an improved particle swarm optimization-long short-term memory（IPSO-LSTM）network was proposed，integrating data feature selection and an improved particle swarm optimization algorit...
更多Number of views：2207 Amount of downloads：14624
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XING Gang，LIU Huihong，WANG Bozhao，SONG Wenyang，LIU Longfei，XU Xiandong
Abstract：To address the need of carbon emission peak and carbon neutrality target on local energy systems，an optimal expansion planning method of heat pump was proposed for regional energy stations considering thebenefits from ancillary services. The method was used to support the integration of new technologies suc...
更多Number of views：2207 Amount of downloads：8494
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XU Qianxi，ZHAO Yangyang，CHEN Xueni，YU Yingjun，YOU Rui
Abstract：The load-transfer after the distribution area fault and mutual power support between distributionareas can be realized with the flexible interconnection device（FID）based on power electronic devices. Aiming atthe becoming increasingly prominen three-phase unbalance problem，a three-phase current unbalance reg...
更多Number of views：2203 Amount of downloads：10904
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XU Can，MIAO Shuwei
Abstract：Wind turbine condition monitoring and wind power prediction both rely heavily on power curves.Firstly，to increase the modeling accuracy of wind turbine power curves，the random forest technique was used toscreen the important variables that influence wind energy capture ability. Then，the screened variables w...
更多Number of views：2191 Amount of downloads：9014
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GONG Weizheng，YAO Yin，CHEN Mengying，LI Dongdong，ZHANG Xianming，ZHU Yedong
Abstract：The rapid increase in the proportion of renewable energy in the East China Power Grid System andthe continuous decline in the rotational inertia and frequency modulation resources in the system will pose a threatto the system's frequency immunity and stability. The existing research focuses on the devel...
更多Number of views：2190 Amount of downloads：8439
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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：2190 Amount of downloads：8203
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QI Zhenbiao，BAO Yuying，FAN Shen，PAN Min，HU Pengfei，WU Hongbin
Abstract：In the multi-source measurement system of distribution network，the sampling frequency and timestamp of multi-source measurement equipment are not synchronized，as well as the bad data in the system，whichwill lead to the bias among the measurement data，thus affecting the accuracy of state estimation. To this ...
更多Number of views：2189 Amount of downloads：11905
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BAI Yansong，LI Guorong，CAO Dayou，ZHOU Yan
Abstract：Owing to the influence of wave fluctuation，the output power of ship photovoltaic（PV）powergeneration system is in the state of fluctuation，which significantly affects the quality of electricity and thereliability of power supply，and the sun-tracking algorithm of the land-based PV system fails to adapt to theo...
更多Number of views：2181 Amount of downloads：8767
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TIAN Bin，SUN Quanhui
Abstract: AC/DC switching power supply is the main source of electrical system，its development trend islarge capacity，high power density，high efficiency，low power factor and low harmonic content. However，there are still some common problems with existing digital power supplies，including poor anti-interference abilit...
更多Number of views：2181 Amount of downloads：7089
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LI Liping，SHAO Pengcheng
Abstract: It is difficult to track and control the vibration of inspection robot because of its flexible operationspace. In order to ensure the high efficiency and accuracy of the inspection robot，the position and posture servocontrol strategy based on finite difference method was proposed. The dynamic model of posi...
更多Number of views：2180 Amount of downloads：5163
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LI Yajun，HE Shan，HU Bing，XIE Shaohua
Abstract：Aiming at the problems of high investment cost，low efficiency of electrolyzer operation and highfluctuation of power input in the new energy electrolytic water to hydrogen microgrid system，the scenery hydrogen production capacity configuration scheme with the installation cost of microgrid equipment and the...
更多Number of views：2177 Amount of downloads：9438
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RUAN Bo，YI Bonian，YE Xuecheng，LE Jian，LANG Hongke，REN Yi
Abstract：The electricity power price setting mechanism will be fundamentally reformed with the continuousadvancement of a new round of electricity market-oriented reform. Presently，some provincial and regional powergrid enterprises are facing the problem of large fluctuations in electricity prices，which is not condu...
更多Number of views：2176 Amount of downloads：7711
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LI Lingqi，CHENG Zhijiang，GUO Shaokang，XIAO Shihao ，CHEN Xingzhi
Abstract: Aiming at the problem of wind abandonment caused by the contradiction between wind and heatduring the winter heating in the Three-north areas of China，a scheduling strategy for electric heating combinedsystem considering wind power consumption was proposed. Firstly，the "power determined by heat" constraint...
更多Number of views：2174 Amount of downloads：7495
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ZHAO Fajin，SHU Zhengyu，WANG Can，LIU Wencan ，HUANG Qiyun
Abstract：Accurate and efficient multi-load forecasting is of great significance for the operation control andscheduling of integrated energy system（IES），in order to improve the load forecasting effect，a integrated energysystem load prediction model based on least absolute shrinkage and selection operator（LASSO）and L...
更多Number of views：2170 Amount of downloads：7492
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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：2168 Amount of downloads：6094
