Fracture control - Offshore pipelines JIP use of Abaqus/Explicit to simulate ductile tearing in pipes with defects loaded beyond yielding

Proceedings of the International Offshore and Polar Engineering Conference

Volumn , Issue , 2008, Pages 72-78

  Sandvik, Andreas ^a   Østby, Erling ^b   Thaulow, Christian ^c  

^a STATOIL   (Norway)

^b SINTEF   (Norway)

^c NORWEGIAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Norway)

Author keywords

Cracks; Ductile fracture; FEM; Pipelines

Indexed keywords

CRACK PROPAGATION; CRACKS; DUCTILITY; EXPERIMENTS; FINITE ELEMENT METHOD; FRACTURE; PIPE; PIPELINES; THREE DIMENSIONAL;

BEND LOADING; CRACK DEPTHS; CRACK LENGTHS; DEFECT DIMENSIONS; DUCTILE TEARING; FEM; FEM SIMULATIONS; FINITE ELEMENT (FE) MODELING; FRACTURE CONTROLLING; FULL SCALE; GURSON-TVERGAARD-NEEDLEMAN MODEL; INTERNAL PRESSURE (IP); LOADING RATES; NEW RESULTS; PIPELINE STEELS; POINT BENDING; PRESSURE LEVELS; QUASI STATIC; SOLUTION METHODS; STRAIN CAPACITIES; SURFACE CRACKS; TENSION LOADING;

DUCTILE FRACTURE;

EID: 58449116897     PISSN: 10986189     EISSN: 15551792     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (8)

1. Abaqus User's manual, Version 6.5, Abaqus Inc., 2004.
2. Gurson, A.L., Continuum theory of ductile rupture by void nucleation and growth: Part I - Yield criteria and flow rules for porous ductile materials, J. of Eng. Materials, 99, 2-15, 1977.
3. Jayadevan K.R., Østby, E., Thaulow, C., Fracture response of pipelines subjected to large plastic deformation under tensions, Int. J. of Press. Vessels and Piping, 81, 771-783, 2004
4. Sandvik, A., Østby, E., Thaulow, C., Abaqus Explicit simulations of strain capacity in pipelines including the effect of biaxial loading and ductile tearing, Abaqus user's conference (AUC2006), 2006.
5. Sandvik, A., Østby, E., Thaulow, C., A probabilistic fracture mechanics model including 3D ductile tearing of bi-axially loaded pipes with surface cracks, Engineering fracture mechanics, 75, 76-96, 2008.
6. Tvergaard V., Influence of voids on shear band instabilities under plane strain conditions, Int. Journal of Fracture, 17, 389-407, 1981.
7. Tvergaard, V, Needleman, A., Analyses of the cup-cone fracture in a round tensile bar, Acta Metallurgica, 32, 157-169, 1984.
8. Østby, E., Hellesvik, A., "Fracture Control - Offshore Pipelines JIP. Results from large scale testing of the effect of biaxial loading on the strain capacity of pipes with defects". Proceedings of ISOPE2007, Seventeenth International Offshore and Polar Engineering Conference, July 1-6, Lisbon, Portugal, 2007.