Applied Mathematics and Mechanics (English Edition) ›› 2004, Vol. 25 ›› Issue (5): 528-535.

• 论文 • 上一篇    下一篇

MODULUS PREDICTION AND DISCUSSION OF REINFORCED SYNTACTIC FOAMS WITH COATED HOLLOW SPHERICAL INCLUSIONS

袁应龙, 卢子兴   

  1. Institute of Solid Mechanics, Beijing University of Aeronautics and Astronautics, Beijing 100083, P.R.China
  • 收稿日期:2002-05-09 修回日期:2004-01-10 出版日期:2004-05-18 发布日期:2004-05-18
  • 通讯作者: HUANG Xiao-qing,LU Zi-xing(1960- ),Professor(Tel:+86-10-82317507;Fax:+86-10-82328501;E-mail:luzixing@263.net E-mail:luzixing@263.net
  • 基金资助:
    the National Natural Science Foundation of China(10072007);NSAF Union Foundation(10276004)

MODULUS PREDICTION AND DISCUSSION OF REINFORCED SYNTACTIC FOAMS WITH COATED HOLLOW SPHERICAL INCLUSIONS

YUAN Ying-long, LU Zi-xing   

  1. Institute of Solid Mechanics, Beijing University of Aeronautics and Astronautics, Beijing 100083, P.R.China
  • Received:2002-05-09 Revised:2004-01-10 Online:2004-05-18 Published:2004-05-18
  • Supported by:
    the National Natural Science Foundation of China(10072007);NSAF Union Foundation(10276004)

摘要: The elastic properties of syntactic foams with coated hollow spherical inclusions have been studied by means of Mori and Tanaka’s concept of average stress in the matrix and Eshelby’s equivalent inclusion theories.Some formulae to predict the effective modulus of this material have been derived theoretically.Based on these formulae,the influences of coating parameters such as the thickness and (Poisson’s) ratio on the modulus of the syntactic foams have been discussed at the same time.

Abstract: The elastic properties of syntactic foams with coated hollow spherical inclusions have been studied by means of Mori and Tanaka’s concept of average stress in the matrix and Eshelby’s equivalent inclusion theories.Some formulae to predict the effective modulus of this material have been derived theoretically.Based on these formulae,the influences of coating parameters such as the thickness and (Poisson’s) ratio on the modulus of the syntactic foams have been discussed at the same time.

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