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Parameter influence analysis and optimization of wheel–rail creepage characteristics in high-speed railway curves: 《Railway Sciences》2025年第1期37-51,共15页Bolun An Jiapeng Liu Guang Yang Feng shou Liu Tong Shi Ming Zhai; sponsored by the National Natural Science Foundation of China(Grant No.52405443);the Technology Research and Development Plan of China Railway(Grant No.N2023G063);the Fund of China Academy of Railway Sciences Corporation Limited(Grant No.2023YJ054).; Purpose–To investigate the influence of vehicle operation speed,curve geometry parameters and rail profile parameters on wheel–rail creepage in high-speed railway curves and propose a multi-parameter coordinated opt...; 关键词：High-speed railway Curve track Wheel-rail creepage Parameter analysis Response surface methodology Optimization design

Novel micro-capsule-doped insulating material with hydrophobicity transfer capability triggered by creepage discharge被引量：1: 《High Voltage》2022年第5期950-959,共10页Mingzhe Li Bin Cao Yuhao Liu Liming Wang; National Natural Science Foundation of China,Grant/Award Number:51977118。; The lack of hydrophobicity transfer capability has restricted the applications of insulating materials in environments with heavy contamination.In this study,an epoxy resin insulating composite was prepared using a mi...; 关键词：CREEPAGE TRANSFER insulating

Correlation between surface charge and creepage discharge on polymeric dielectrics under high-frequency high-voltage stress: 《Plasma Science and Technology》2020年第8期167-174,共8页Xuwei HUANG Zi'an DING Tao LIU Qingmin LI Zhongdong WANG; This work was supported by National Natural Science Foundation of China(Nos.51929701 and 51737005)。; In the present work,creepage discharge characteristics,i.e.amplitudes,phases,and repetitiveness,and surface charge dynamic behaviors under a 20 kHz high-frequency sinusoidal waveform high-voltage electrical stress wer...; 关键词：CREEPAGE DISCHARGE high frequency surface CHARGE

Effects of temperature on creepage discharge characteristics in oil-impregnated pressboard insulation under combined AC–DC voltage: 《Plasma Science and Technology》2019年第5期14-22,共9页Fubao JIN Yuanxiang ZHOU Bin LIANG Zhongliu ZHOU Ling ZHANG; supported by the Natural Science Foundation of Qinghai Province(No.2016-ZJ-925Q);Chinese National Programs for Fundamental Research(No.2011CB209400); Due to the complexity of the valve side winding voltage of the converter transformer, the insulation characteristics of the oil-impregnated pressboard(OIP) of the converter transformer are different from those of the ...; 关键词：oil-impregnated PRESSBOARD INSULATION combined AC-DC VOLTAGE inception VOLTAGE CREEPAGE discharge temperature flashover VOLTAGE

Effect of UV radiation aging on creepage discharge characteristics of high temperature vulcanized silicon rubber at high altitude被引量：1: 《Plasma Science and Technology》2019年第5期23-33,共11页Fubao JIN Yuanxiang ZHOU Bin LIANG Xidong LIANG Zhongliu ZHOU Ling ZHANG; supported by the program for Major Project of the Natural Science Foundation of Qinghai Province(No.2016-ZJ-925Q);Chinese National Programs for Fundamental Research(No.2011CB209400)and(VSN 201602),(2017-K-23); The physicochemical properties and creepage discharge characteristics of aged high temperature Vulca nized(HTV)silicone rubber materials were investigated by ultraviolet radiati on(UV)aging method in this study.The ex...; 关键词：HIGH temperature vulcanized silicone rubber CREEPAGE discharge UV AGING INCEPTION VOLTAGE FLASHOVER VOLTAGE HIGH altitude characteristic parameters

英飞凌推出全新TO-220 FullPAK Wide Creepage封装: 《电子工业专用设备》2016年第5期56-56,共1页; 英飞凌科技股份公司近日推出了TO-220Full PAK Wide Creepage封装。全新封装适用于瞄准众多低功率消费应用的600 V Cool MOSTMCE。该封装具有更长的爬电距离,旨在满足开放式电源的苛刻要求——开放式电源遭受污染可能导致出现电弧故障。...; 关键词：英飞凌消费应用爬电距离灌封苛刻要求预弯灰尘颗粒外部尺寸

英飞凌推出全新TO-220 FullPAK Wide Creepage封装: 《电气时代》2016年第5期18-18,共1页; 2016年5月3日，英飞凌科技股份公司推出了TO-220 FulIPAK Wide Creepage封装。全新封装适用于瞄准众多低功率消费应用的600V CoolMOSTMCE。该封装具有更长的爬电距离．旨在满足开放式电源的苛刻要求——开放式电源遭受污染可能导致出现...; 关键词：WIDE 封装股份公司电弧故障爬电距离开放式低功率电源

英飞凌推出全新TO-220 Full PAK Wide Creepage封装: 《电源技术应用》2016年第4期J0004-J0004,共1页; 2016年5月3日，德国慕尼黑讯一英飞凌科技股份公司（FSE：IFX／OTCQX：IFNNY）近日推出了TO-220 Full PAK Wide Creepage封装。全新封装适用于瞄准众多低功率消费应用的600V CoolMOS^TMCE。; 关键词：WIDE PAK 封装股份公司慕尼黑低功率

Numerical Analysis of Rolling-sliding Contact with the Frictional Heat in Rail被引量：3: 《Chinese Journal of Mechanical Engineering》2014年第1期41-49,共9页LI Wei WEN Zefeng JIN Xuesong WU Lei; supported by National Natural Science Foundation of China(Grant Nos.51175438,U1134202);National Science and Technology Support Program of China(Grant No.2009BAG12A01);Program for New Century Excellent Talents in University of China(Grant No.NCET-08-0824); Thermal damage caused by frictional heat of rolling-sliding contact is one of the most important failure forms of wheel and rail. Many studies of wheel-rail frictional heating have been devoted to the temperature fiel...; 关键词：wheel-rail rolling-sliding contact frictional heating CREEPAGE residual stress/strain thermo-elasto-plastic finite element method

Quasi-static Analysis of Thrust-loaded Angular Contact Ball Bearings Part Ⅰ:Theoretical Formulation被引量：16: 《Chinese Journal of Mechanical Engineering》2012年第1期71-80,共10页CHEN Wenhua1,2,MA Zikui1,GAO Liang1,LI Xinglin3,and PAN Jun2 1 Institute of Mechanical Design,Zhejiang University,Hangzhou 310027,China 2 Institute of Mechanical Design and Manufacturing,Zhejiang Sci-Tech University,Hangzhou 310018,China 3 State Testing Laboratory of Hangzhou Bearing Test & Research Center,Hangzhou 310022,China; supported by National Natural Science Foundation of China (Grant No. 50935002, Grant No. 51105342); Ball bearings play an important role in various rotating machineries,but the complicated kinematic and tribological features of ball bearings make many aspects of their operating behaviors still inconclusive.Most theo...; 关键词：ball bearing QUASI-STATIC CREEPAGE differential slip tangential elastic compliance

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