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Keywords: structural integrity
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Proceedings Papers

Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T07A026, July 13–15, 2021
Paper No: PVP2021-61617
... reactor/nuclear structural integrity Proceedings of the ASME 2021 Pressure Vessels & Piping Conference PVP2021 July 13-15, 2021, Virtual, Online PVP2021-61617 SPENT NUCLEAR FUEL MECHANICAL LOADS IN THE GENERAL PACKAGE DROP SCENARIO Nicholas Klymyshyn1, Casey Spitz, Pavlo Ivanusa, Kevin Kadooka, James...
Proceedings Papers

Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T07A025, July 13–15, 2021
Paper No: PVP2021-61610
... mechanical loads to the point of consistency with the package design requirements. dynamic analysis finite and boundary element methods numerical and computational reactor/nuclear structural integrity Proceedings of the ASME 2021 Pressure Vessels & Piping Conference PVP2021 July 13-15, 2021...
Proceedings Papers

Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A013, July 13–15, 2021
Paper No: PVP2021-62909
... fatigue testing corrosion metals reactor/nuclear structural integrity Abstract Abstract The effect of an LWR environment on fatigue life is currently assessed using methods (such as NUREG/CR-6909) that may be excessively conservative when applied to plant components and loading transients...
Proceedings Papers

Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A029, July 13–15, 2021
Paper No: PVP2021-62169
... of detection reliability statistical analysis stochastic modeling structural health monitoring structural integrity structural reliability tolerance interval theory unavailability uncertainty uncracked pipe Abstract Abstract The American Society of Mechanical Engineers (ASME) Boiler...
Proceedings Papers

Proc. ASME. PVP2020, Volume 3: Design and Analysis, V003T03A054, August 3, 2020
Paper No: PVP2020-21003
... of the new model are discussed in the context of improved accuracy and precision for crack assessments. failure fracture structural integrity VALIDATION OF THE NEW GAMMA EXPONENT MODEL FOR AXIAL CRACK ASSESSMENT IN OIL AND GAS PIPELINES Colin Scott IRISNDT Engineering Services Calgary, Alberta...
Proceedings Papers

Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A051, August 3, 2020
Paper No: PVP2020-21274
...Abstract Abstract Structural integrity assessment often requires the interaction of multiple closely-spaced cracks or flaws in a structure to be considered. Although many procedures for structural integrity assessment include rules for determining the significance of flaw interaction...
Proceedings Papers

Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A016, August 3, 2020
Paper No: PVP2020-21406
... to those predicted in ASME, Code Case N-809 and results from material specific in-house testing to assist the understanding of the behaviour of mechanically short cracks. Keywords: Fatigue, Testing, Corrosion, Metals, Reactor/Nuclear, Structural Integrity NOMENCLATURE C(T) Compact Tensile DCPD Direct...
Proceedings Papers

Proc. ASME. PVP2019, Volume 2: Computer Technology and Bolted Joints, V002T02A026, July 14–19, 2019
Paper No: PVP2019-93557
...PROBABILISTIC METHODS: RISK BASED DESIGN AND ASSESSMENT H Cathcart1, G Horne, J Parkinson, A Moffat, M Joyce Frazer-Nash Consultancy Warrington, UK ABSTRACT Structural integrity assessments typically aim to calculate the integrity of a component under nominal or best estimate conditions. To account...
Proceedings Papers

Proc. ASME. PVP2019, Volume 2: Computer Technology and Bolted Joints, V002T02A004, July 14–19, 2019
Paper No: PVP2019-93153
... aspect in evaluating the overall structural integrity of a mechanical structure that poses a risk of failure. Engineers often rely on industry standards and fatigue crack growth tools such as NASGRO [1] and AFGROW [2] to perform life assessment for different structural components. A good understanding...
Proceedings Papers

Proc. ASME. PVP2019, Volume 3: Design and Analysis, V003T03A063, July 14–19, 2019
Paper No: PVP2019-93575
... requirements. A procedure based on failure assessment diagram under design requirements is proposed to calculate critical crack sizes. The result can give some meaningful suggestions for the development of standards or codes. Keywords: Fracture, Materials, Structural integrity NOMENCLATURE Symbols a crack...
Proceedings Papers

Proc. ASME. PVP2019, Volume 6A: Materials and Fabrication, V06AT06A058, July 14–19, 2019
Paper No: PVP2019-93502
... modeling; piping; precision structural integrity assessment; pressure vessel; PYTHON; SHM; statistical analysis; stochastic modeling; structural analysis; structural health monitoring; structural integrity; structural reliability; topological crack; TRUEGRID; uncertainty quantification; validation...
Proceedings Papers

Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A003, July 14–19, 2019
Paper No: PVP2019-93508
... at the 2018 International Symposium on Structural Integrity (ISSI2018), Nov. 2–5, 2018, Nanjing, China, we developed a new theory of fatigue and creep rupture life modeling for metal alloys at room and elevated temperatures such that the co-reliability target can be estimated from fatigue and creep tupture...
Proceedings Papers

Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A059, July 14–19, 2019
Paper No: PVP2019-93967
... Yinsheng Li Japan Atomic Energy Agency 2-4 Shirakata, Tokai-mura, Naka-gun, Ibaraki 319-1195, Japan ABSTRACT For reactor pressure vessels (RPVs) of pressurized water reactors, temperature of the coolant water in the emergency core cooling system (ECCS) may influence the structural integrity of the RPV...
Proceedings Papers

Proc. ASME. PVP2013, Volume 7: Operations, Applications and Components, V007T07A031, July 14–18, 2013
Paper No: PVP2013-97569
... Both probabilistic and deterministic methods are used in structural integrity assessment of reactor pressure vessels (RPV) under pressurized thermal shock (PTS) conditions. The deterministic assessment is normally performed using flaw assessment procedures based on linear elastic or elastic...
Proceedings Papers

Proc. ASME. PVP2008, Volume 6: Materials and Fabrication, Parts A and B, 1475-1501, July 27–31, 2008
Paper No: PVP2008-61565
... engineering pressure vessels and piping pressure vessel steels sensitivity analysis statistical data analysis structural integrity uncertainty analysis virtual experiments 0820 Proceedings of PVP2008 ASME Pressure Vessels and Piping Division Conference July 27-31, 2008, Chicago, Illinois, USA...