Analyses for debonding of stitched composite sandwich structures using improved constitutive models

19th AIAA Applied Aerodynamics Conference

Volumn , Issue , 2001, Pages

  Glaessgen, E H ^a,b   Sleight, D W ^a,b   Krishnamurthy, T ^a,b   Raju, I S ^a,b  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b Analytical and Computational Methods Branch   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AERODYNAMICS; CONSTITUTIVE MODELS; ENERGY RELEASE RATE; FRACTURE MECHANICS; SANDWICH STRUCTURES; STRAIN ENERGY; STRAIN RATE; TENSILE TESTING;

APPLIED LOADS; DEBONDED SANDWICH; FRACTURE MECHANICS ANALYSIS; MONOLITHIC MATERIAL; NON-LINEAR SPRINGS; SANDWICH MATERIALS; STITCH DENSITY; STITCHED COMPOSITES;

FINITE ELEMENT METHOD;

EID: 85067316905     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2001-1279     Document Type: Conference Paper

References (11)

1. Polland, D.R., Finn, S.R., Griess, K.H., Hafenrichter, J.L., Hanson, C.T., Ilcewicz, L.B., Metschan, S.L., Scholz, D.B., and Smith, P.J., Global Cost and Weight Evaluation of Fuselage Side Panel Design Concepts, NASA CR 4730, April 1997.
2. Wang, J.T., Jegley, D.C., Bush, H.G. and Hinrichs, S.C., Correlation of Structural Analysis and Test Results for the McDonnell Douglas Stitched/RFI All-Composite Wing Stub Box, NASA TM-110267, 1996.
3. Davis, J.G., Shuart, M.J. and Bowles, D.E., Eds., Fifth NASA/DoD Advanced Composites Technology Conference, NASA CP 3294, May 1995.
4. ABAQUS/Standard User's Manual, Version 5.8, Hibbitt, Karlsson and Sorensen, Inc., Pawtucket, RI.
5. Adams, D.O., "Stitch Compliance in Delaminated Composites," 29th SAMPE Technical Conference, Orlando, FL, October 28-31, 1997.
6. Rybicki, E.F. and Kanninen, M.F., A Finite Element Calculation of Stress Intensity Factors by a Modified Crack Closure Integral, Engineering Fracture Mechanics, Vol. 9, 1977, pp. 931-938.
7. Raju, I.S., Calculation of Strain-Energy Release Rates with Higher Order and Singular Finite Elements, Engineering Fracture Mechanics, Vol. 28, No. 3, 1987, pp. 251-274.
8. st AIAA/ASME/ASCE/AHS Structures, Structural Dynamics and Materials Conference, AIAA, 2000.
9. Glaessgen, E.H., Raju, I.S. and Poe, Jr., C.C., Fracture Mechanics Analysis of Stitched Stiffener-Skin Debonding, 39th AIAA/ASME/ASCE/AHS Structures, Structural Dynamics and Materials Conference, AIAA Paper 98-2022-CP, 1998.
10. Glaessgen, E.H., Raju, I.S. and Poe, Jr., C.C., Plate Element-Based Models for Mixed-Mode Debonding of Stitched Stiffened Panels, STP 1360, Fatigue and Fracture Mechanics: 30th Volume, ASTM, 1998, pp. 456-472.
11. Glaessgen, E.H., Raju, I.S. and Poe, Jr., C.C., Delamination and Stitch Failure in Stitched Composite Joints, 40th AIAA/ASME/ASCE/AHS Structures, Structural Dynamics and Materials Conference, AIAA Paper 99-1247-CP, 1999.