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半寿命低周疲劳Glidcop?材料导热系数的测量
引用本文:刘家骅,焦冬生,王桂娟,金建峰,陈海波.半寿命低周疲劳Glidcop?材料导热系数的测量[J].实验力学,2009,24(2):108-114.
作者姓名:刘家骅  焦冬生  王桂娟  金建峰  陈海波
作者单位:[1]中国科学技术大学近代力学系、中国科学院材料力学行为和设计重点实验室 [2]中国科学技术大学热科学与能源工程系,安徽合肥230027
基金项目:国家大科学工程SSRF(上海光源)资助
摘    要:针对上海同步辐射装置(SSRF)光束线前端挡光元件需要承受高热负载的要求,对挡光元件所使用的纳米Al2O3颗粒增强Cu基复合材料Glidcop,采用一维稳态纵向热流法测量其在不同应变状态下的热传导系数。用有限元模拟了试件的温度场分布,并对试验结果进行了误差分析,揭示了试验误差的主要来源。试验测量结果表明,经历半寿命低周疲劳循环所产生的应变损伤累积对Glidcop导热系数的影响可以忽略。

关 键 词:Glidcop  一维稳态导热  导热系数  疲劳

Thermal Conductivity Measurement of GlidCop? in a Half-life Low-cycle Fatigue State
LIU Jia-hu,JIAO Dong-sheng,WANG Gui-juan,JIN Jian-feng and CHEN Hai-bo.Thermal Conductivity Measurement of GlidCop? in a Half-life Low-cycle Fatigue State[J].Journal of Experimental Mechanics,2009,24(2):108-114.
Authors:LIU Jia-hu  JIAO Dong-sheng  WANG Gui-juan  JIN Jian-feng and CHEN Hai-bo
Institution:CAS Key Laboratory of Mechanical Behavior and Design of Material,Department of Modern Mechanics, University of Science and Technology of China, Hefei 230027, Anhui,China;Department of Thermal Science and Energy Engineering, University of Science and Technology of China, Hefei 230027, Anhui,China;Department of Thermal Science and Energy Engineering, University of Science and Technology of China, Hefei 230027, Anhui,China;CAS Key Laboratory of Mechanical Behavior and Design of Material,Department of Modern Mechanics, University of Science and Technology of China, Hefei 230027, Anhui,China;CAS Key Laboratory of Mechanical Behavior and Design of Material,Department of Modern Mechanics, University of Science and Technology of China, Hefei 230027, Anhui,China
Abstract:
Keywords:Glidcop  one-dimensional stable heat transfer  stable heat transfer in one dimension  coefficient of heat conductivity  fatigue
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