..., highlighting the significance of considering the specific loading conditions in such evaluations. internal and external surface crack crack driving force tensile strain capacity finite element method Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024...

..., the data regarding the material and shape had to be expanded. elbow pipes static test tensile loading test ductile rupture finite element method Proceedings of the ASME 2024 Pressure Vessels & Piping Conference PVP2024 July 28-August 2, 2024, Bellevue, Washington PVP2024-123489 INVESTIGATION...

... Abstract The finite element method is used to study the fatigue crack growth in a T-joint pipe fitting. We show the convenience of the method to model fatigue crack growth when an initial crack is in a section of pipe where, simplification to standard geometry sections is not possible...

.... pipeline corrosion magnetic flux leakage signal finite element method convolutional neural network Proceedings of the ASME 2023 Pressure Vessels & Piping Conference PVP2023 July 16-21, 2023, Atlanta, Georgia PVP2023-106001 CONVOLUTIONAL NEURAL NETWORK MODELS FOR RECONSTRUCTION AND SIZING...

...-inverse, acceleration reduction and post-buckling hysteresis behavior. beyond design basis earthquakes fast reactor vessel dynamic buckling post-buckling stability finite element method thin-walled cylinders Proceedings of the ASME 2023 Pressure Vessels & Piping Conference PVP2023 July 16-21...

..., solving time and memory consumption to standard FEA. Keywords: Reduced basis method, SCRBE/FE method, Omega-based creep model, Finite element method NOMENCLATURE initial creep strain rate, creep strain rate , uniaxial Omega, adjusted uniaxial Omega, multiaxial Omega parameter 0 4 0 4 user defined...

... Abstract Pipelines subject to ground deformations produced by geohazard loads carry high importance on pipeline analysis, design, and assessment due to risk of structural failure. An appropriate approach for evaluation is the finite element method (FEM), providing efficient and sophisticated...

.... coil-wound heat exchanger curved tube coil tube modal analysis finite element method Proceedings of the ASME 2021 Pressure Vessels & Piping Conference PVP2021 July 13-15, 2021, Virtual, Online PVP2021-61657 Numerical studies on modal analysis of curved tube and coil tube in coil-wound heat...

... internal pressure; while the diameter-thickness ratio and indenter diameter display a negative effect. Based on the finite element results, an engineering calculation equation of the re-rounding coefficient was fitted by the nonlinear regression method. dent finite element method re-rounding...

... in the calculation of the bolt stiffness and a new technique to accurately determine the stiffness of clamped members are detailed. bolted joint bolt stiffness clamped members stiffness equivalent bolt length finite element method Proceedings of the ASME 2021 Pressure Vessels & Piping Conference...

.... These equations which are a system of coupled partial differential equations are solved analytically and the natural frequency is determined for cylindrical shells with constant thickness. The natural frequency for cylindrical shells with variable thickness is determined using finite element method by employing...

... frequencies is discussed. The natural frequencies and transient responses are in good agreement with those obtained from the commercial finite element software. Moreover, the technique is proved to be effective to solve the coupled system. fluid-structure interaction finite element method MITC4...

... eccentricity interface opening finite element method bolt-stress nonlinearity INFLUENCE OF STRUCTURAL INTERFACE OPENING OF BOLTED JOINTS UNDER ECCENTRIC LOAD Makoto Imura Hitachi, Ltd. Research&Development Group Hitachinaka, Ibaraki, Japan [email protected] Takayuki Koyama Hitachi Industrial...

... structures is not a trivial task due to their anisotropic and time-dependent properties. In this study, a new technique based on the finite element method is proposed to model anisotropic time-dependent behavior of TP-FRPCs. In the proposed technique the composite mechanical properties are captured...

... accounts for the complex lug-to-lug interaction while retaining the simplicity of the original Appendix Y approach. piping lug structural analysis Appendix Y thermal transient analysis thermal stress localized stress 3D FEA finite element method A SIMPLIFIED THERMAL LOAD EVALUATION METHOD...

... on the considered random parameters and applied rules. probabilistic fracture mechanics pressurized thermal shock computational fluid dynamics finite element method warm pre-stressing UNCERTAINTIES IN PRESSURIZED THERMAL SHOCK ANALYSES M. Niffenegger0F1, O. Costa Garrido1, D. F. Mora1, G. Qian1,2 1Paul...

... with finite element method. The sources of discrepancy between the theory and the test data were identified. It was found that the ideal biaxial loading would not be achieved for typical fracture specimens with finite geometry. Comparison to available test data shows that, while the biaxial load could affect...

... growth exponent crack initiation crack propagation NDE nondestructive evaluation failure prevention fatigue modeling finite element method fracture mechanics inspection interval mathematical modeling piping precision structural integrity assessment pressure vessel PYTHON SHM statistical...

... is its simplification of dynamic analysis. finite element method MPACT plasticity Mooney Rivlin Material zero elasticity Pure Plastic Behavior and the Assumption of Zero Elasticity at the Limit Load Pedro V. Marcal MPACT, Corp. 5297 Oak Bend Lane, Suite 105 Oak Park, CA 91377 pedrovmarcal...

... in the engineering field. This paper conducted genetic mechanism analysis on ultrahigh pressure polyethylene tubular reactors with corrosion pits in LDPE plant. The ultimate bearing capacity analysis was carried out for tubular reactor with pits by three-dimensional finite element method. The effects of depth...