...: Crack/Stress intensity factor, Finite element methods, Fitness for service, Numerical and computational NOMENCLATURE A Crack tip on -x side of crack a Half crack length B Crack tip on +x side of crack d1 d2 Gi KI,A KI,B KCECCL KCECLL KPECL KSECCL h(x,a) m(x,a) Mi Oi Ri Ro t Distance from center of crack...

..., Finite element methods, Fitness-for-service, Numerical and computational NOMENCLATURE Aij Fitting parameter, j ranges from 0 to 8 c Crack length parameter, as measured on the outside surface E Young s modulus Gi Influence coefficients, for i=0, 1, or p KI Mode I stress intensity factor KSTC pc Ri Ro t x...

... for fitness-for-service assessments. crack/stress intensity factor finite element methods fitness-for-service numerical and computational Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington PVP2024-122388 INVESTIGATION OF THE API...

.../stress intensity factor finite element methods fitness for service numerical and computational Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington PVP2024-122298 EXPANDING THE API 579-1/ASME FFS-1 STRESS INTENSITY FACTOR SOLUTION...

... or the KSECCL scenario with R i /t ≥ 5. crack/stress intensity factor finite element methods fitness for service numerical and computational Proceedings of the ASME 2023 Pressure Vessels & Piping Conference PVP2023 July 16-21, 2023, Atlanta, Georgia PVP2023-105598 FURTHER INVESTIGATION OF THE API...

... as an improvement for fitness for service assessments investigating 360-degree surface flaws in spherical geometries subject to fourth order polynomial through-wall stress fields (KSSCCL2) or internal pressure (KSSCCL1). crack/stress intensity factor finite element methods fitness for service numerical...

... associated with the current API 579 approach. The new equations are recommended as improvements for fitness for service assessments that involve circumferential flaws in thick-walled cylinders and spheres. finite element methods fitness for service numerical and computational Proceedings...

... assessments where R i /t < 10. For thin wall cylinders, the existing API 579 approach for KCSCCL1 is acceptable. crack/stress intensity factor finite element methods fitness for service numerical and computational Proceedings of the ASME 2023 Pressure Vessels & Piping Conference PVP2023 July 16...

... are recommended for fitness for service assessments that involve either the KPECL scenario or the KCECLL scenario where R i /t ≥ 5. crack/stress intensity factor finite element methods fitness for service numerical and computational Proceedings of the ASME 2022 Pressure Vessels & Piping Conference...

... containers. The model is based on finite element methods and uses a level set method to track the interfaces between air and the material. The simulation model is modified in order to correctly describe the material behaviour of PET, take into account the stretch process and substitute the process parameters...

... blow process simulation have been developed. A considerable challenge is the inverse problem: to determine an optimal preform from the desired container shape. A simulation model for blowing glass containers based on finite element methods has previously been developed [1, 2]. This model uses level set...