The Effective Moduli of Composite Reinforced by Spherical Coating Particles
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摘要: 本文通过四相球模型和复合材料的等效介质理论,研究了球形涂层粒子增强复合材料的有效模量性质,得到了这种增强复合材料的有效体积模量和有效剪切模量的理论预测公式。这些结果在特殊情况下,可退化到三相球模型确定的球形粒子增强复合材料的有效模量公式。Abstract: The effective moduli of composite reinforced by spherical coating particles are investigated by the four phase spheroidal model and the theory of equivalent media.The theoretical predicting formulae of bulk modulus and shear modulus have been derived for this kind of composite in this paper. These formulae can reduce to the results of three phase spheroidal model which had been obtained by others for composite reinforced by particles.
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Key words:
- spherical coating particles /
- composite /
- effectivc modulus
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[1] R.M.Christensen,Mechanics of Composite Materials,John Wiley&Sons,New York(1979),52)58. [2] 王玉庆等,涂层对复合材料残余应力的影响,复合材料学报,11(4)(1994),76)80. [3] 卢子兴、高镇同,含空心球复合材料有效模量的确定,北京航空航天大学学报,23(4)(1997),461)466. [4] 卢子兴、黄筑平、王仁,基于三相球模型确定泡沫塑料的有效模量,固体力学学报,17(2)(1996),95)102.
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