Crack deflection analyses of different peel stopper designs for sandwich structures

Composites Science and Technology

Volumn 69, Issue 6, 2009, Pages 870-875

  Jakobsen, Johnny ^a   Thomsen, Ole Thybo ^a   Andreasen, Jens H ^a   Bozhevolnaya, Elena ^a  

^a AALBORG UNIVERSITY   (Denmark)

Author keywords

B. Delamination; C. Crack; C. FEA; C. Sandwich structures

Indexed keywords

DELAMINATION; DESIGN; SANDWICH STRUCTURES; STEEL SHEET; TOUGHNESS;

B. DELAMINATION; C. CRACK; C. FEA; C. SANDWICH STRUCTURES; CORE INSERTS; CORE INTERFACES; CRACK DEFLECTIONS; DELAMINATION CRACKS; DESIGN GUIDELINES; FACE SHEETS; INTERFACE TOUGHNESS; SANDWICH BEAMS; THREE-POINT BENDING;

CRACKS;

CRACKING; DEBONDING; DELAMINATION; STRUCTURAL ANALYSIS; TOUGHNESS;

EID: 62849088502     PISSN: 02663538     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.compscitech.2008.01.021     Document Type: Article

References (21)

1. Zenkert D. The handbook on sandwich construction (1997), EMAS Publishing, London
2. Gay D., Hoa S.V., and Tsai S.N. Composite materials: design and application (2003), CRC, New York
3. Burman M., and Zenkert D. Fatigue of foam core sandwich beams - 1: undamaged specimens. Int J Fatigue 19 7 (1997) 551-561
4. Burman M., and Zenkert D. Fatigue of foam core sandwich beams - 2: effect of initial damage. Int J Fatigue 19 7 (1997) 563-578
5. Bozhevolnaya E., and Thomsen O. Structurally graded core junctions in sandwich beams: quasi static loading conditions. Compos Struct 70 1 (2005) 1-11
6. Bozhevolnaya E., and Thomsen O. Structurally graded core junctions in sandwich beams: fatigue loading conditions. Compos Struct 70 1 (2005) 12-23
7. Lyckegaard A., Bozhevolnaya E., and Thomsen O. Parametric study of structurally graded core junctions. J Sandwich Struct Mater 8 5 (2006) 423-435
8. Thomsen O., Bozhevolnaya E., and Lyckegaard A. Structurally graded core junctions in sandwich elements. Compos A Appl Sci Manuf 36 10 special issue (2005) 1397-1411
9. Kim J.H., Lee Y.S., Park B.J., and Kim D.H. Evaluation of durability and strength of stitched foam-cored sandwich structures. Compos Struct 47 1-4 (1999) 543-550
10. Potluri P., Kusak E., and Reddy T. Novel stitch-bonded sandwich composite structures. Compos Struct 59 2 (2003) 251-259
11. Roth AM. Development of new reinforced load introductions for sandwich structures. In: Proceedings of the 7th international conference on sandwich structures, Aalborg University, Aalborg, Denmark, vol. 1; 2005. p. 987-96.
12. Lascoup B., Aboura Z., Khellil K., and Benzeggagh M. On the mechanical effect of stitch addition in sandwich panel. Compos Sci Technol 66 10 (2006) 1385-1398
13. Grenestedt J. Development of a new peel-stopper for sandwich structures. Compos Sci Technol 61 11 (2001) 1555-1559
14. Wonderly C., and Grenestedt J. Dynamic performance of a peel stopper for composite sandwich ship structures. J Compos Mater 38 10 (2004) 805-831
15. Jakobsen J., Bozhevolnaya E., and Thomsen O.T. New peel stopper concept for sandwich structures. Compos Sci Technol 67 15-16 (2007) 3378-3385
16. Jakobsen J, Bozhevolnaya E, Thomsen OT. Peel stopper for sandwich components. Patent Application: PA 2006 01619, December 8, Aalborg University, Denmark; 2006.
17. Shih C.F., and Asaro R.J. Elastic-plastic analysis of cracks on bimaterial interfaces: part I - small scale yielding. J Appl Mech 55 (1998) 299-316
18. Sou Z., and Hutchinson J.W. Interface crack between two elastic layers. Int J Fracture 43 (1990) 1-18
19. Suo Z., and Hutchinson J.W. Mixed mode cracking in layered materials. Adv Appl Mech 29 (1992) 63-191
20. Hallström S., and Grenestedt J. Mixed mode fracture of cracks and wedge shaped notches in expanded PVC foam. Int J Fracture 88 (1997) 343-358
21. Rice J. A path independent integral and approximate analysis of strain concentration by notches and cracks. J Appl Mech 35 (1968) 379-386