Flexural analysis of discontinuous tile core sandwich structure

Composite Structures

Volumn 94, Issue 5, 2012, Pages 1524-1532

  Alfredsson, K S ^a   Gawandi, A A ^b   Gillespie, Jr ^b   Carlsson, L A ^c   Bogetti, T A ^d  

^a UNIVERSITY OF SKÖVDE   (Sweden)

^b UNIVERSITY OF DELAWARE   (United States)

^c Florida Atlantic Univ   (United States)

^d U S ARMY RESEARCH LABORATORY   (United States)

Author keywords

Compliance; FEA; Interlaminar; Sandwich; Stress

Indexed keywords

ADHESIVE LAYERS; ANALYSIS OF BEAMS; ANALYTICAL SOLUTIONS; BEAM THEORIES; CERAMIC TILE; COMPLIANCE; DISPLACEMENTS AND STRESS; FACE SHEETS; FINITE ELEMENT FORMULATIONS; FLEXURAL ANALYSIS; FLEXURAL STIFFNESS; INTERLAMINAR; LAYER-WISE; OPEN GAPS; SANDWICH; SANDWICH BEAMS; SPAN LENGTH; SUPPORT CONDITIONS; UNIT CELLS;

FINITE ELEMENT METHOD; STRESS CONCENTRATION; STRESSES;

SANDWICH STRUCTURES;

EID: 84858706650     PISSN: 02638223     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.compstruct.2011.11.028     Document Type: Article

References (18)

1. Gillespie J.W., Hansen U. Transverse cracking of composite laminates with interleaves: a variational approach. J Reinf Plast Compos 1997, 16(12):1066-1092.
2. Huang X.G., Gillespie J.W., Kumar V., Gavin L. Mechanics of integral armor: discontinuous ceramic-cored sandwich structures under tension and shear. Compos Struct 1996, 36(1-2):81-90.
3. Mahdi S., Gama B.A., Yarlagadda S., Gillespie J.W. Structural repair of composite structural armor. J Compos Mater 2005, 39(19):1695-1717.
4. Mahdi S., Gillespie J.W. Finite element analysis of tile-reinforced composite structural armor subjected to bending loads. Compos Part B: Eng 2004, 35:57-71.
5. Mahdi S., Gama B.A., Yarlagadda S., Gillespie J.W. Effect of the manufacturing process on the interfacial properties and structural performance of multifunctional composite structures. Compos Part A: Appl Sci Manuf 2003, 34(7):561-686.
6. Gawandi A., Carlsson L.A., Bogetti T.A., Gillespie J.W. Mechanics of discontinuous ceramic tile core sandwich structure: influence of thermal and interlaminar stresses. Compos Struct 2010, 92:164-172.
7. Alfredsson K.S., Gillespie J.W., Carlsson L.A., Bogetti T.A., Yiournas A. Flexure analysis of unsymmetric orthotropic beams with an interlayer. Int J Solids Struct 2009, 46(10):2093-2110.
8. Alfredsson K.S., Bogetti T.A., Carlsson L.A., Gillespie J.W., Yiournas A. Flexure of beams with an interlayer - symmetric beams with orthotropic adherends. J Mech Mater Struct 2008, 3(1):45-62.
9. Skvortsov V, Thomsen OT. Analytical estimates for the stresses in face sheets of sandwich panels at junctions between different core materials. In: Proceedings of the 6th international conference on sandwich structures (ICSS-6). Ft. Lauderdale, FL; March 2003.
10. Bozhevolnaya E., Lyckegaard A., Thomsen O.T., Skvortsov V. Local effects in the vicinity of inserts in sandwich panels. Compos Part B 2004, 35:615-627.
11. Rabinovitch O, Hamed E. Bending behavior of sandwich panels with a "Soft" core and embedded rigid inserts. In: Proceedings of the 7th international conference on sandwich structures. Aalborg, Denmark: Aalborg Univ.; August 2005.
12. Hamed E., Rabinovitch O. Geometrically nonlinear effects in the flexural response of masonry walls strengthened with composite materials. J Mech Mater Struct 2007, 2:829-856.
13. Hashin Z. Analysis of cracked laminates: a variational approach. Mech Mater 1985, 4:121-136.
14. Nairn J.A. The strain energy release rate of composite microcracking: a variational approach. J Compos Mater 1989, 23:1106-1129.
15. Alfredsson K.S., Gawandi A., Gillespie J.W., Carlsson L.A., Bogetti T.A. Stress analyses of axially and thermally loaded sandwich with and without adhesive filled core gaps. Compos Struct 2011, 93:1621-1630.
16. Klarbring A. Derivation of a model of adhesively bonded joints by the asymptotic expansion method. Int J Eng Sci 1991, 29:493-513.
17. Alfredsson K.S., Högberg J.L. A closed-form solution to statically indeterminate adhesive joint problems - exemplified on ELS-specimens. Int J Adhes Adhes 2008, 28:350-361.
18. ANSYS User's Manual.