Investigation of failure mechanisms in GFRP sandwich structures with face sheet wrinkle defects used for wind turbine blades

Composite Structures

Volumn 94, Issue 2, 2012, Pages 768-778

  Leong, Martin ^a,b   Overgaard, Lars C T ^a   Thomsen, Ole T ^b   Lund, Erik ^b   Daniel, Isaac M ^c  

^a Siemens Wind Power A/S   (Denmark)

^b AALBORG UNIVERSITY   (Denmark)

^c Northwestern University   (United States)

Author keywords

Digital image correlation (DIC); Failure criteria; Finite Element Analysis (FEA); GFRP sandwich structures; Wrinkle defects

Indexed keywords

DIGITAL IMAGE CORRELATIONS; EXPERIMENTAL OBSERVATION; FACE SHEETS; FAILURE CRITERIA; FAILURE INITIATION; FAILURE MECHANISM; GOOD CORRELATIONS; IN-PLANE COMPRESSION; LOCAL STRAINS; MODES OF FAILURE; NORTHWESTERN UNIVERSITY; SANDWICH LAMINATES; SANDWICH PANEL; STRAIN DISTRIBUTIONS; STRAIN FIELDS; TEST SPECIMENS; WIND TURBINE BLADES;

DEFECTS; FINITE ELEMENT METHOD; IMAGE ANALYSIS; STRAIN; STRAIN MEASUREMENT; TURBOMACHINE BLADES; WIND TURBINES;

SANDWICH STRUCTURES;

EID: 84864405384     PISSN: 02638223     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.compstruct.2011.09.012     Document Type: Article

References (22)

1. Zenkert Dan The handbook of sandwich construction 1997, EMAS Publishing.
2. Gdoutos E.E., Daniel I.M., Wang K.-A. Compression facing wrinkling of composite sandwich structures. Mech Mater 2002, 35:511-522.
3. Hayman B., Berggreen C., Pettersson R. The effect of face sheet wrinkle defects on the strength of FRP sandwich structures. J Sandwich Struct Mater 2007, 9:377-404.
4. Toftegaard H., Goutianos S. Composite skin elastic constants from monolithic in-plane specimens and bonded out-of-plane specimens. Sandwich Struct Mater 2007, 9:239-259.
5. Pierron Fabrice, Vautrin Alain The 10° off-axis tensile test: a critical approach. Compos Sci Technol 1996, 56:483-488.
6. ARAMIS - User information - Hardware, GOM mbH, Braunswchweig, Germany, 2009.
7. Chan Wang, Hao-ran Chen, Zhen-kun Lei Experimental investigation of interfacial fracture behavior in foam core sandwich beams with visco-elastic adhesive interface. Compos Struct 2010, 92(5):1085-1091.
8. Lecomte-Grosbras P., Paluch B., Brieu M., De Saxcé G., Sabatier L. Interlaminar shear strain measurement on angle-ply laminate free edge using digital image correlation. Compos Part A: Appl Sci Manuf 2009, 40(12):1911-1920.
9. Koerber H., Xavier J., Camanho P.P. High strain rate characterization of unidirectional carbon-epoxy IM7-8552 in transverse compression and in-plane shear using digital image correlation. Mech Mater 2010, 42(11):1004-1019.
10. Vadakke V., Carlsson L.A. Experimental investigation of compression failure of sandwich specimens with face/core debond. Compos Part B: Eng 2004, 35:583-590.
11. Budiansky B., Fleck N.A. Compressive failure of fibre composites. J Mech Phys Solids 1993, 41(1):183-211.
12. Vogler T.J., Kyriakides S. On the initiation and growth of kink bands in fiber composites: Part I. Experiments. Int J Solids Struct 2001, 38:2639-2651.
13. Greenhalgh Emile S. Failure analysis and fractography of polymer composites 2009, Woodhead Publishing Limited.
14. Daniel I.M., Hsiao H.-M., Wooh S.-C. Failure mechanics in thick composites under compressive loading. Compos Part B: Eng 1996, 27B:543-552.
15. Hinton M.J., Kaddour A.S., Soden P.D. A comparison of the predictive capabilities of current failure theories for composite laminates, judged against experimental evidence. Compos Sci Technol 2002, 62:1725-1797.
16. Puck A., Schürmann H. Failure analysis of FRP laminates by means of physically based phenomenological models. Compos Sci Technol 2002, 62:1633-1662.
17. Dávila C.G., Camanho P.P., Rose C.A. Failure criteria for FRP laminates. J Compos Mater 2005, 39:4.
18. Daniel I.M., Luo J., Schubel P.M., Werner B.T. Interfiber/interlaminar failure of composites under multi-axial states of stress. Compos Sci Technol 2008, 69:764-771.
19. Leong M, Overgaard LCT, Thomsen OT, Lund E, Daniel IM. Interlaminar/interfiber failure of unidirectional GFRP used for wind turbine blades. Submitted for publication.
20. Argon A.S. Fracture of composites. Treatise on material science and technology 1972, vol. 1:79-114. Academic Press, New York.
21. Budiansky B., Fleck N.A. Compressive failure of fibre composites. J Mech Phys Solids 1993, 41:183-211.
22. Pinho S.T., Iannucci L., Robinson R. Physically-based failure models and criteria for laminated fibre-reinforced composites with emphasis on fibre kinking - Part I: Development. Compos Part A: Appl Sci Manuf 2006, 37:63-73.