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DENG Guimei，ZHANG Yue，HE Yongpeng，ZHAO Haixu，YU Hongze
Abstract：In order to study the operating characteristics of onboard power net of high-speed maglev train，anautomated networking test system based on LabVIEW was developed on the basis of several independent onboardpower net test systems. Through the comprehensive simulation of the external power supply of the train，...
更多Number of views：1503 Amount of downloads：5206
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LU Xihao，QIAO Mingzhong，ZHANG Chi
Abstract: In view of the electromagnetic vibration and noise analysis of permanent magnet motor with Halbachstructure at rated power，the analytical expression of radial force wave of permanent magnet motor was established，and two kinds of main force waves which cause vibration and noise were analyzed. The main noise...
更多Number of views：2602 Amount of downloads：5204
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BU Xianshuai，HE Shan
Abstract：In order to improve the accuracy and stability of short-term wind direction prediction，a winddirection prediction method based on lidar wind data and an improved nonlinear echo state network（NESN）model was proposed.First of all，wind direction data 100 meters ahead of the wind turbine was obtained by laser w...
更多Number of views：1654 Amount of downloads：5195
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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：1784 Amount of downloads：5187
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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：1597 Amount of downloads：5184
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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：1666 Amount of downloads：5176
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YU Shengcan，YU Tao，FENG Miaoyong
Abstract：Accurately and quickly identifying the fault types of traction transformers is a key technology forintelligent operation and maintenance. Aiming at the problems of single model deviation in the current traditionalalgorithm and the constraints between the iteration rate of complex models and the deployment o...
更多Number of views：1876 Amount of downloads：5174
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WANG Yuqi，WANG Yufeng，GUO Yubao
Abstract: The equipotential switching algorithm of the traditional mechanical static compensator（MSC）device had many limitations in the operation of the single machine，such as the long operation time of themicrocontroller control chip，the poor convergence of the calculation results had been affected by the hardware，...
更多Number of views：2353 Amount of downloads：5167
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LI Xinhai，LUO Qifeng，ZENG Qingzhu，ZENG Xinxiong，YAN Chao
Abstract：The detection of composite insulator defects in substations still relies on inspection by operators，which is a heavy workload and prone to leakage due to visual fatigue. To reduce the computational resourceconsumption and shorten the training time，the region convolutional neural networks（RCNN）was improved b...
更多Number of views：1608 Amount of downloads：5164
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WU Jiawei
Abstract：Electrically assisted manufacturing（EAM）is a promising and rapidly developing metal processingmethod.The power supply is a key sub-system for EAM，which needs to be designed properly. the model-baseddesign of a low-voltage high-current pulse power supply used for EAM was proposed based on converter-levelelec...
更多Number of views：2199 Amount of downloads：5150
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CHU Wenchao
Abstract:Transmission line tower as the normal operation of the power system of the necessary equipment，itsgrounding resistance accurate detection for the safe and stable operation of the entire power system is particularlyimportant，especially in the judgment of lightning protection performance and other aspects. Th...
更多Number of views：1385 Amount of downloads：5144
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LI Peiying，XIA Jiakuan，WAN Chengchao
Abstract: In view of the mechanical vibration of the manipulator joint servo system due to the existence offlexible links such as harmonic reducer and toothed belt，a mathematical model considering the change of stiffnesscoefficient and large reduction ratio was established，the mechanism of mechanical resonance was a...
更多Number of views：2454 Amount of downloads：5141
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QIAN Xiao，MA Xiang，LÜ Leiyan，ZHANG Wenjie，WANG Ning，ZHI Yuemei
Abstract: Traditional power grid dispatching alarm algorithm has low alarm instruction operation efficiency，low power grid dispatching failure burst rate and high alarm error alarm rate，so the power grid dispatching alarmassociation rules and decision tree algorithm based on knowledge graph were proposed. The associ...
更多Number of views：3085 Amount of downloads：5141
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ZHOU Zhifeng，ZHU Wen，XIAWei，FANG Wenchong，HE Chaolin
Abstract: Under the background of energy internet，due to the access of massive sensor nodes，the amount and types of data in energy internet have increased dramatically，and centralized data processing has a great impact on the updating of substation drawing model. Therefore，a control measure of automatic updating of ...
更多Number of views：2137 Amount of downloads：5137
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WANG Mingshen，PAN Yi，MIAO Huiyu，HAN Huachun，ZENG Fei，YUAN Xiaodong
Abstract：In response to the problems of insufficient consideration of charging pile resource constraints，lowpracticality of time-domain discrete models，and inadequate description of peak shaving capabilities in the currentoptimal scheduling of electric vehicles at charging stations，an optimal scheduling and peak sha...
更多Number of views：717 Amount of downloads：5125
