Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 13
... critical location . Stress at the critical location obtained using Pro / MECHANICA is the notch stress . A local finite element 2 - D model is shown in Fig . 4 . Fig . 4. Local 2 - D finite element model showing positive misalignment ...
... critical location . Stress at the critical location obtained using Pro / MECHANICA is the notch stress . A local finite element 2 - D model is shown in Fig . 4 . Fig . 4. Local 2 - D finite element model showing positive misalignment ...
Page 91
... critical strain ; the critical curve for ductile cracking in Fig . 12 was determined so as the obtained critical values to best fit to the following equation [ 7 ] , E = a + b exp ( -com / 0 ) ( 1 ) where a , b and c are material ...
... critical strain ; the critical curve for ductile cracking in Fig . 12 was determined so as the obtained critical values to best fit to the following equation [ 7 ] , E = a + b exp ( -com / 0 ) ( 1 ) where a , b and c are material ...
Page 124
... Critical Weibull stress , Ow.cr ( MPa ) Fig . 18 Cumulative distributions of critical Weibull stress for Charpy and compact specimens . CT The critical Weibull stress ow , cr at brittle fracture initiation obeys the Weibull distribution ...
... Critical Weibull stress , Ow.cr ( MPa ) Fig . 18 Cumulative distributions of critical Weibull stress for Charpy and compact specimens . CT The critical Weibull stress ow , cr at brittle fracture initiation obeys the Weibull distribution ...
Contents
Fatigue Capacity | 1 |
OMAE2001MAT3011 | 11 |
OMAE2001MAT3013 | 17 |
Copyright | |
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analysis applied Arctic Engineering assessment axial base metal bending brittle buckling calculated CGHAZ Charpy impact Charpy impact test components compressive Conference on Offshore crack arrest crack growth criterion CTOD test cycle defined deformation developed discrete displacement distribution DQEM ductile crack initiation dynamic effect elastic equation evaluated failure fatigue cracks ferrite Figure finite element flexible pipe FPSO Fracture Mechanics fracture toughness function fusion line hot spot hull indentation linepipe loading material maximum mechanical properties Mechanics and Arctic method microstructure node notch obtained Offshore Mechanics offshore structures parameters performed pipeline predicted pressure region Rio de Janeiro riser S-N curves shown in Fig shows simulated specimens steel plates stress concentration stress intensity factor surface cracks surface layer Table temperature tensile strength thermal thickness underwater underwater welding virgin steel Weibull distribution weld metal weld toe welded joints weldment yield strength