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JIA Pengfei,MENG Zhaohe,ZHANG Zhonglei,FANG Chenghui,LIU Xiaodong
Abstract:With the rapid development of technology,the increase in chip frequency has become a significanttrend that cannot be ignored in the industry. The increase in chip frequency directly drives the gradual increase indata throughput of chip communication interfaces. In the field of transmission equipment,the com...
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Number of views:1209 Amount of downloads:8465
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FAN Yuanliang,ZHU Junwei,WU Han,HAN Xiaolan,HUANG Xinghua,CHEN Jinyu
Abstract:Accurately estimating the state of health(SOH)of lithium-ion batteries is crucial for optimizingenergy storage systems' operation,management,and maintenance. Existing methods that extract health featuresfrom single-stage charging data fail to exploit battery aging information fully,leading to a suboptim...
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Number of views:2350 Amount of downloads:8457
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JIA Junqing,ZHANG Yifan,PAN Dazhi,LIANG Shuai,YANG Yang
Abstract: Under the background of the increasingly prominent voltage sag problem in modern power grids,itis of great engineering significance to accurately identify the users' profile of demand of voltage sag control forguiding users' precise investment decisions for voltage sag control and helping power gri...
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Number of views:2794 Amount of downloads:8457
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GU Jipeng,SHAO Liang,LU Chuiji,ZHANG Youbing,ZHANG Weijie,YANG Jifeng
Abstract: As an important basis of power system operation planning,short-term power load forecasting isgreat significant to the safe and economic operation of power system. A long-term and short-term time seriesnetwork(LSTNet)model was proposed to predict the short-term load variation of distribution area. The model...
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Number of views:3028 Amount of downloads:8440
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XU Shizhou,CHANG Jinhai,FAN Jingsheng,JIA Xinxin
Abstract:A method for establishing edge triggered pulse control switch state time was proposed to address thedivergence of floating capacitor voltage and DC capacitor midpoint voltage in a 5-level active neutral point clamped(ANPC-5L)inverter using the space vector pulse width(SVPWM)algorithm in the g-h coordinate s...
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Number of views:2450 Amount of downloads:8425
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WANG Junlong,QIAN Xujun,LI Yongxiang,WANG Shouchang
Abstract: It is well known that the power system operation process will appear to require explicit justprediction difficulties and other problems,the power system operation reliability prediction model based oncontinuous collaborative machine learning algorithm was constructed.First,the continuous collaborative mach...
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Number of views:3260 Amount of downloads:8420
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WANG Ru,WANG Haiyun,FAN Tianyuan,ZHANG Shengnan
Abstract: University buildings are major energy users,and there are two main forms of energy use:electricityand heat. Making full use of the roof resources of university buildings to develop solar energy projects andrationally allocate energy storage can effectively improve the energy economy. In order to improve th...
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Number of views:3095 Amount of downloads:8418
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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...
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Number of views:2916 Amount of downloads:8413
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JIANG Yang,CHEN Zhong,WU Yongkang
Abstract:The permanent magnet synchronous generator(PMSG)is prone to current overstep in unbalancedgrid,which affects the reliability of grid-connected system. To solve this problem,low-voltage ride-throgh controlstrategy based on direct power control was proposed. In this strategy,the direct power inner loop was us...
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Number of views:2517 Amount of downloads:8393
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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,...
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Number of views:2171 Amount of downloads:8371
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SHI Xuelei
Abstract:Under the power grid dispatch mode of "source follows load",different AC power supply modes arerequired in the market. To meet market demand,an uninterruptible power supply(UPS)system compatible withvarious AC power supply modes was designed. The modes of the system were selected by switching devices.Accord...
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Number of views:2667 Amount of downloads:8368
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WEI Wei,GE Qiongxuan,LI Yaohua,ZHAO Lu,ZHANG Bo
Abstract: The integrated gate commutated thyristor(IGCT)is an important element for efficient and reliableoperation of high power traction converters. The stability of high power converter system is significantly affected bythe voltage and current dynamic characteristics of the IGCT device during the turn-on and tur...
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Number of views:4679 Amount of downloads:8358
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WANG Jin,GE Qiongxuan,ZHAO Lu,ZENG Dihui
Abstract:The combined propulsion,levitation,and guidance superconducting electrodynamic suspensionmaglev train is capable of achieving electromagnetic forces generated by ground coils,which is of significantimportance for reducing construction costs and shortening development cycles. A mathematical model of themagle...
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Number of views:977 Amount of downloads:8357
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LI Jun,WU Xichun,YU Haorui,XIANG Chenguang,LI Haifeng
Abstract:Aiming at the scarcity of real label data caused by equipment occlusion in the construction ofsubstation 3D map,a 3D map construction method was proposed based on semi-supervised deep closest point(SEMI-DCP). Firstly,the iterative closest point algorithm was used to generate pseudo-labels for the registered...
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Number of views:1365 Amount of downloads:8356
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GE Yaming,ZHOU Chenbin,MENG Yihua,SHEN Jiaoxiao,CAO Haiou,REN Xuchao
Abstract:With the accelerated construction of new power systems,the scale and complexity of transmissionsystems are constantly increasing. Therefore,it is urgent to study transmission line fault diagnosis algorithms thatutilize multi-source data as driving sources and meet requirements for accuracy and low time cons...
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Number of views:2614 Amount of downloads:8356