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无机材料学报

无机材料学报

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功能梯度材料当量热导率的计算方法

范秋林; 胡行方; 郭景坤   

  1. 中国科学院上海硅酸盐研究所; 上海200050
  • 收稿日期:1995-11-02 修回日期:1996-01-16 出版日期:1997-02-20 网络出版日期:1997-02-20

Calculating Method of the Equivalent Thermal Conductivity of Functionally Gradient Materials

FAN Qiulin; HU Xingfang; GUO Jingkun   

  1. Shanghai Institute of Ceramics; Chinese Academy of Sciences Shanghai 200050 China
  • Received:1995-11-02 Revised:1996-01-16 Published:1997-02-20 Online:1997-02-20

PDF (PC)

1057

被引次数

16

摘要： 本文首次提出了功能梯度材料当量热导率的概念，并推导了当量热导率的计算方法，该方法的确定不仅可以指导FGM的成分、组织和结构设计，而且还可以加速FGM实用化的进程，具有重大的理论意义和巨大的实用价值.

关键词: 当量热导率, 功能梯度材料, 热渗流效应

Abstract: The concept of the equivalent thermal conductivity of Functionally Gradient Materials (FGM) was firstly presented, a kind of calculating method of the equivalent thermal conductivity was introduced. Its introduction with the theoretical importance and practical value not only guides the componental and structural designing of FGM, but also accelerates its utilization.

Key words: equivalent thermal conductivity, functionally gradient materis, thermal percolation effect