Applied Mathematics and Mechanics (English Edition) ›› 1997, Vol. 18 ›› Issue (4): 341-348.

• 论文 • 上一篇    下一篇

BOUNDS OF THE EXPANSION COEFFICIENTS OF COMPOSITES REINFORCED BY SPHERICALLY ISOTROPIC PARTICLES

何陵辉1, 刘人怀2   

  1. 1. University of Science and Technology of China, Hefei 230026, P. R. China;
    2. Jinan University, Guangzhou 510632, P. R. China
  • 收稿日期:1995-11-03 出版日期:1997-04-18 发布日期:1997-04-18

BOUNDS OF THE EXPANSION COEFFICIENTS OF COMPOSITES REINFORCED BY SPHERICALLY ISOTROPIC PARTICLES

He Linghui1, Liu Renhuai2   

  1. 1. University of Science and Technology of China, Hefei 230026, P. R. China;
    2. Jinan University, Guangzhou 510632, P. R. China
  • Received:1995-11-03 Online:1997-04-18 Published:1997-04-18

摘要: The present paper is devoted to the study of expansional behaviours of a compositerein forced by spherically isotropic particles. An exact relation is derived between the effective expansion coefficient and bulk modulus of the composite by using the concept ofuniform fields in the matrix which is proposed here. Through obtaining the Paul-typebounds of the bulk modulus by using the extreme principle of energy, bounds of the effective expansion coefficient are also derivded.

关键词: composite, expansional behaviour, bounds

Abstract: The present paper is devoted to the study of expansional behaviours of a compositerein forced by spherically isotropic particles. An exact relation is derived between the effective expansion coefficient and bulk modulus of the composite by using the concept ofuniform fields in the matrix which is proposed here. Through obtaining the Paul-typebounds of the bulk modulus by using the extreme principle of energy, bounds of the effective expansion coefficient are also derivded.

Key words: composite, expansional behaviour, bounds

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