Simulations of ductile tearing at large strains of biaxially loaded pipes

Proceedings of the International Conference on Offshore Mechanics and Arctic Engineering - OMAE

Volumn 6, Issue , 2009, Pages 115-122

  Dybwad, Jacob ^a   Törnqvist, Rikard ^a   Østby, Erling ^b   Thaulow, Christian ^b  

^a DNV GL   (Norway)

^b SINTEF MATERIALS AND CHEMISTRY   (Norway)

Author keywords

[No Author keywords available]

Indexed keywords

BEND TEST; BIAXIALLY LOADED; DUCTILE TEARING; FINITE ELEMENT MODELLING; FRACTURE CONTROL; FRACTURE TOUGHNESS TESTS; FULL SCALE; FULL SCALE TESTS; FULL-SCALE PIPE; GLOBAL RESPONSE; JOINT INDUSTRY PROJECTS; LARGE STRAINS; MATERIAL MODELS; OVERPRESSURE; SCALE YIELDING; SEAMLESS PIPES; SURFACE CRACKS; THREE DIMENSIONAL FINITE ELEMENTS;

ARCTIC ENGINEERING; CRACKS; DUCTILE FRACTURE; DUCTILITY; FINITE ELEMENT METHOD; OCEANOGRAPHY; PIPE; SURFACE DEFECTS; THREE DIMENSIONAL;

FRACTURE TOUGHNESS;

EID: 77953099438     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1115/OMAE2009-79631     Document Type: Conference Paper

References (14)

1. BS 7910:2005. Guide on methods for assessing the acceptability of flaws in metallic structures, BSI.
2. th International Conference on Offshore Mechanics and Arctic Engineering, Halkidiki, Greece.
3. Østby, E., Hellesvik, A., 2008, "Large scale testing results of the effect of biaxial loading on the deformation capacity of pipes with defects". International Journal of Pressure Vessels and Piping 85, 814-824.
4. Østby, E., Hellesvik, A., Asle, O., 2007, "Fracture Control-Offshore Pipelines JIP, Results from large scale testing of the effect of biaxial loading on the strain capacity of pipes with defects", Paper No. ISOPE-2007-SBD 31.
5. Jayadevan, K.R., Østby E., Thaulow C., 2004, "Fracture response of pipelines subject to large plastic deformation under tension", International Journal of Pressure Vessels and Piping 81.
6. Østby, E., Jayadevan, K.R, Thaulow C., 2005 "Fracture response of pipelines subject to large plastic deformation under bending", International Journal of Pressure Vessels and Piping 82.
7. Abaqus FEA, Available from: http://www.simulia.com/products/abaqus-fea. html (Accessed 16.1.07)
8. nd International Conference on Offshore Mechanics and Arctic Engineering, June 8-13, Cancun, Mexico.
9. Gurson, A.L., 1977, "Continuum Theory of Ductile Rupture by Void Nucleation and Growth: Part 1-Yield Criteria and Flow Rules for Poous Ductile Media". Journal of Engineering Materials and Technology, Vol. 99, pp.2-15.
10. Tvergaard, V., Needleman, A., 1984, "Analysis of the cup-cone fracture in a round tensile bar", Acta Metallurgica 32, pp. 157-169. (Pubitemid 14509228)
11. Zhang, Z.L., Thaulow, C., Ødegård, J., 2000, "A Complete Gurson model approach for ductile fracture". Engineering Fracture mechanics 67 (2), pp. 155-168.
12. Sandvik, A., Østby, E., Thaulow, C., 2008, "Probabilistic fracture mechanics model using response surfaces". Engineering Fracture Mechanics 75, 76-79.
13. Sandvik, A., Østby, E., Thaulow, C., 2008, "Fracture Control-Offshore Pipelines JIP- Use of Abaqus/Explicit to simulate ductile tearing in pipes with defects loaded beyond yielding", Paper No. ISOPE-2008-SBD-32.
14. Østby, E., "Fracture Control-Offshore Pipelines JIP, Proposal for strain-based fracture assessment procedure", Paper No. ISOPE-2007-SBD-30.