Noran Engineering, Inc. FEA Process for Composite ... - NSRP

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Failure Theories Tsai-Wu typical model Xt tension limit, along fiber Xc compression limit, along fiber Yt tension limit, transverse fiber Yc compression limit, transverse fiber S shear limit F12 interaction term Failure Index > 1.0 is bad news Noran Engineering, Inc. Composites May 2006 8
Available Failure Theories Dávila, C.G., Jaunky, N., and Goswami, S., Failure Criteria for FRP Laminates in Plane Stress, , 2003 Unidirectional materials in a general state of plane stress with unequal tensile and compressive strengths Puck A. Puck and H. Schürmann: “Failure analysis of FRP laminates by means of physically based phenomenological models”, 1998 Unidirectional materials in a general state of plane stress with unequal tensile and compressive strengths Noran Engineering, Inc. Composites May 2006 9
Page 1 and 2: NEiNastran Finite Element Analysis
Page 3 and 4: Material Definitions ISOTROPIC - th
Page 5 and 6: Material Behaviour Single Ply Noran
Page 7: 0 degrees Material Behaviour full a
Page 11 and 12: Ply Layups Single Ply directions
Page 13 and 14: Ply Layups why 0/90/-45/45/45/-45/
Page 15 and 16: FEA Process for Composite Structure

Noran Engineering, Inc. FEA Process for Composite ... - NSRP

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