炭/炭复合材料导热系数影响因素的研究

1.中南大学,湖南,长沙,410083

2.中南大学,湖南,长沙,410083

3.中南大学,湖南,长沙,410083

4.中南大学,湖南,长沙,410083

基金项目: 国家重点工业实验性项目(计高技[1998]1817)

The Main Factors on Heat Conductivity for Carbon-Carbon Composites

研究了影响炭/炭复合材料导热系数的主要因素:炭纤维取向;热处理温度和CVD热解炭的结构.结果表明:在炭/炭复合材料中,影响炭/炭复合材料导热系数的主要因素是CVD热解炭结构;以RL结构为主的CVD热解炭,导热系数高;热处理温度对材料导热系数的影响不及CVD热解炭的微观结构对其的影响.

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