Effect of assumed damage and location on delamination onset for skin-stiffener debonding

Journal of the American Helicopter Society

Volumn 49, Issue 4, 2004, Pages 501-507

  Paris, Isabelle L ^a   Krueger, Ronald ^b   O'Brien, T Kevin ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b NATIONAL INSTITUTE OF AEROSPACE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIRCRAFT MATERIALS; BENDING (DEFORMATION); BUCKLING; COMPOSITE MATERIALS; DEBONDING; DELAMINATION; FINITE ELEMENT METHOD; MATHEMATICAL MODELS; TENSILE STRESS;

DELAMINATION ONSET; SKIN LAMINATE; SKIN-STIFFENER DEBONDING;

FUSELAGES;

EID: 8644268152     PISSN: 00028711     EISSN: None     Source Type: Journal    
DOI: 10.4050/jahs.49.501     Document Type: Article

References (7)

1. Minguet, P. J., and O'Brien, T. K., "Analysis of Test Methods for Characterizing Skin/Stringer Debonding Failures in Reinforced Composite Panels," Composite Materials: Testing and Design, Vol. 12, ASTM STP 1274, Aug. 1996, pp. 105-124.
2. Krueger, R., Paris, I. L., and O'Brien, T. K., "Fatigue Life Methodology for Bonded Composite Skin/Stringer Configurations," Journal of Composites Technology and Research, Vol. 24,(2), April 2002, pp.56-79.
3. Krueger, R., Cvitkovich, M. K., O'Brien, T. K., and Minguet, P J., "Testing and Analysis of Composite Skin/Stringer Debonding under Multi-Axial Loading," Journal of Composite Materials, Vol. 34, (15), 2000, pp. 1263-1300.
4. Krueger, R., and Minguet, P. J., "Influence of 2D Finite Element Modeling Assumptions on Debonding Predictions For Skin-Stiffener Specimens Subjected to Tension and Bending," NASA/CR-2002-211452, ICASE Report No. 2002-4, 2002.
5. Krueger, R., Paris, I. L., O'Brien, T. K., and Minguet, P. J., "Comparison of 2D Finite Element Modeling Assumptions with Results from 3D Analysis for Composite Skin-Stiffener Debonding," Composite Structures, Vol. 57, 2002, pp. 161-168.
6. Raju, I. S., "Calculation of Strain-Energy Release Rates with Higher Order and Singular Finite Elements," Eng. Fracture Mech., Vol. 28, (3), 1987, pp. 251-274.
7. Hansen, P., and Martin, R., "DCB, 4ENF and MMB Delamination Characterisation of S2/8552 and IM7/8552," Materials Engineering Research Laboratory Ltd. (MERL), Hertford, UK, N68171-98-M-5177, 1999.