Page 83 - Mechanics Analysis Composite Materials

68 Mechanics and analysis of composite materials

Fig. 3.16. Stresses acting in fibers and matrix layers for the last (a), arbitrary nth fiber (b), and the central
n = 0 fiber (c).

Constitutive equations for fibers and matrix can be written as

Here Efis the fiber elasticity modulus and Gm is the matrix shear modulus, while
En = .:, (3.20)