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Proceedings Papers

State-of-the-Art of WPS in RPV PTS Analysis

Maksym Zarazovskii, Vladislav Pištora, Dana Lauerova, Florian Obermeier, Diego Fernando Mora Mendez, Yaroslav Dubyk, Tobias Bolinder, Carlos Cueto-Felgueroso Garcia, Szabolcs Szávai, Judit Dudra, Oriol Costa Garrido, Christophe Blain, Markku Puustinen, Jinya Katsuyama, B. Richard Bass, Paul T. Williams, Oleksii Shugailo
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A083, July 17–22, 2022
Paper No: PVP2022-83699
DOI: https://doi.org/10.1115/PVP2022-83699
View Paper titled, State-of-the-Art of WPS in RPV PTS Analysis
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Topics: Brittle fracture, Ductile fracture, Fracture (Materials), Fracture toughness, Heat, Reactor vessels, Steel, Stress, Thermal shock, Transients (Dynamics)
Proceedings Papers

Application of the FAVOR-OCI Fracture Mechanics Computer Program to ASME Code Section XI, IWB-3610 Flaw Acceptance Criteria Evaluations

Terry L. Dickson, Paul T. Williams, B. Richard Bass, Hilda B. Klasky
Proc. ASME. PVP2018, Volume 1B: Codes and Standards, V01BT01A069, July 15–20, 2018
Paper No: PVP2018-84412
DOI: https://doi.org/10.1115/PVP2018-84412
View Paper titled, Application of the FAVOR-OCI Fracture Mechanics Computer Program to ASME Code Section XI, IWB-3610 Flaw Acceptance Criteria Evaluations
Click here to open pdf in another window PDF for Application of the FAVOR-OCI Fracture Mechanics Computer Program to ASME Code Section XI, IWB-3610 Flaw Acceptance Criteria Evaluations
Topics: Acceptance criteria, ASME Standards, Computer software, Fracture mechanics, Nuclear power stations, Computers, Fracture (Materials), Fracture (Process), Fracture toughness, Materials properties
Proceedings Papers

Assessment of a Stress-Free Temperature Model for Residual Stresses in Surface Cladding of a Reactor Pressure Vessel

B. Richard Bass, Paul T. Williams, Terry L. Dickson, Hilda B. Klasky
Proc. ASME. PVP2017, Volume 6B: Materials and Fabrication, V06BT06A058, July 16–20, 2017
Paper No: PVP2017-65255
DOI: https://doi.org/10.1115/PVP2017-65255
View Paper titled, Assessment of a Stress-Free Temperature Model for Residual Stresses in Surface Cladding of a Reactor Pressure Vessel
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Topics: Cladding systems (Building), Reactor vessels, Residual stresses, Stress, Temperature, Transients (Dynamics), Base metals, Finite element analysis, Drilling, Engineering models
Proceedings Papers

FAVOR Version 16.1: A Computer Code for Fracture Mechanics Analyses of Nuclear Reactor Pressure Vessels

B. Richard Bass, Paul T. Williams, Terry L. Dickson, Hilda B. Klasky
Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A002, July 16–20, 2017
Paper No: PVP2017-65262
DOI: https://doi.org/10.1115/PVP2017-65262
View Paper titled, FAVOR Version 16.1: A Computer Code for Fracture Mechanics Analyses of Nuclear Reactor Pressure Vessels
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Topics: Computers, Fracture mechanics, Nuclear reactors, Pressure vessels, Pressurized water reactors, Regulations, Boiling water reactors, Transients (Dynamics), Vessels, Fracture (Materials)
Proceedings Papers

LEAPOR: A Computer Code for Leakage-Rate Calculations for Cracks in Cooling Water Piping Systems

Paul T. Williams, B. Richard Bass, Terry L. Dickson, Hilda B. Klasky
Proc. ASME. PVP2017, Volume 1B: Codes and Standards, V01BT01A062, July 16–20, 2017
Paper No: PVP2017-65263
DOI: https://doi.org/10.1115/PVP2017-65263
View Paper titled, LEAPOR: A Computer Code for Leakage-Rate Calculations for Cracks in Cooling Water Piping Systems
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Topics: Computers, Cooling, Fracture (Materials), Leakage, Piping systems, Water, Flow (Dynamics), Pipes, Computer software, Design
Proceedings Papers

ORNL Evaluation of Safety Cases for Two Belgian Reactor Pressure Vessels Containing Quasi-Laminar Defects

Hilda B. Klasky, B. Richard Bass, Terry L. Dickson, Sarma B. Gorti, Randy K. Nanstad, Mikhail A. Sokolov, William L. Server, Paul T. Williams
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A045, July 16–20, 2017
Paper No: PVP2017-65305
DOI: https://doi.org/10.1115/PVP2017-65305
View Paper titled, ORNL Evaluation of Safety Cases for Two Belgian Reactor Pressure Vessels Containing Quasi-Laminar Defects
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Topics: Reactor vessels, Safety, Design, Fracture (Process), Transients (Dynamics), ASME Boiler and Pressure Vessel Code, ASME Standards, Coolants, Failure, Finite element analysis
Proceedings Papers

A Cross-Sectional and Longitudinal Examination of the Development of Innovation Capability in Undergraduate Engineering Students

Trina C. Kershaw, Rebecca L. Peterson, Molly A. McCarthy, Adam P. Young, Carolyn Conner Seepersad, Paul T. Williams, Katja Hölttä-Otto, Sankha Bhowmick
Proc. ASME. IDETC-CIE2015, Volume 3: 17th International Conference on Advanced Vehicle Technologies; 12th International Conference on Design Education; 8th Frontiers in Biomedical Devices, V003T04A008, August 2–5, 2015
Paper No: DETC2015-47650
DOI: https://doi.org/10.1115/DETC2015-47650
View Paper titled, A Cross-Sectional and Longitudinal Examination of the Development of Innovation Capability in Undergraduate Engineering Students
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Topics: Innovation, Undergraduate students, Students, Engineering design
Proceedings Papers

The Effects of the Undergraduate Curriculum and Individual Differences on Student Innovation Capabilities

Trina C. Kershaw, Carolyn Conner Seepersad, Katja Hölttä-Otto, Paul T. Williams, Adam P. Young, Sankha Bhowmick, Molly A. McCarthy
Proc. ASME. IDETC-CIE2014, Volume 3: 16th International Conference on Advanced Vehicle Technologies; 11th International Conference on Design Education; 7th Frontiers in Biomedical Devices, V003T04A005, August 17–20, 2014
Paper No: DETC2014-35540
DOI: https://doi.org/10.1115/DETC2014-35540
View Paper titled, The Effects of the Undergraduate Curriculum and Individual Differences on Student Innovation Capabilities
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Topics: Innovation, Students, Undergraduate students, Engineering design, Engineering education, Engineers, Mechanical engineering, Trains
Proceedings Papers

The Role of Grain Size in Predicting Cleavage Fracture Toughness of Pressure Vessel Steels

Marjorie Erickson, Kristine B. Cochran, B. Richard Bass, Paul T. Williams
Proc. ASME. PVP2013, Volume 6B: Materials and Fabrication, V06BT06A025, July 14–18, 2013
Paper No: PVP2013-97216
DOI: https://doi.org/10.1115/PVP2013-97216
View Paper titled, The Role of Grain Size in Predicting Cleavage Fracture Toughness of Pressure Vessel Steels
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Topics: Fracture toughness, Grain size, Pressure vessels, Steel, Fracture (Materials), Fracture (Process), Microcracks, Brittleness, Grain boundaries, Accounting
Proceedings Papers

Analysis of Ductile Crack Growth in Pipe Test in STYLE Project

Shengjun Yin, Paul T. Williams, Hilda B. Klasky, B. Richard Bass
Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 487-496, July 15–19, 2012
Paper No: PVP2012-78518
DOI: https://doi.org/10.1115/PVP2012-78518
View Paper titled, Analysis of Ductile Crack Growth in Pipe Test in STYLE Project
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Topics: Ductile fracture, Pipes, Finite element analysis, Stress, Collapse, Failure, Failure mechanisms, Fracture (Materials), Fracture mechanics, Modeling
Proceedings Papers

A Dislocation-Based Cleavage Initiation Model for Pressure Vessel Steels

Kristine B. Cochran, Marjorie Erickson, Paul T. Williams, Hilda B. Klasky, B. Richard Bass
Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 497-506, July 15–19, 2012
Paper No: PVP2012-78564
DOI: https://doi.org/10.1115/PVP2012-78564
View Paper titled, A Dislocation-Based Cleavage Initiation Model for Pressure Vessel Steels
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Topics: Dislocations, Pressure vessels, Steel, Particulate matter, Stress, Fracture (Materials), Computers, Fracture toughness, Microcracks, Brittleness
Proceedings Papers

NESC-VII: Fracture Mechanics Analyses of WPS Experiments on Large-Scale Cruciform Specimen

Shengjun Yin, Paul T. Williams, B. Richard Bass
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 245-254, July 17–21, 2011
Paper No: PVP2011-57112
DOI: https://doi.org/10.1115/PVP2011-57112
View Paper titled, NESC-VII: Fracture Mechanics Analyses of WPS Experiments on Large-Scale Cruciform Specimen
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Topics: Fracture mechanics, Stress, Fracture (Materials), Fracture (Process), Reactor vessels, Computers, Numerical analysis, Regulations, Risk, Structural elements (Construction)
Proceedings Papers

ORNL Pre-Test Analyses of a Large-Scale Experiment in STYLE

Paul T. Williams, Shengjun Yin, Hilda B. Klasky, B. Richard Bass
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 283-292, July 17–21, 2011
Paper No: PVP2011-57373
DOI: https://doi.org/10.1115/PVP2011-57373
View Paper titled, ORNL Pre-Test Analyses of a Large-Scale Experiment in STYLE
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Topics: Experimental design, Finite element analysis, Fracture (Materials), Fracture mechanics, Modeling, Nuclear industry, Nuclear reactor coolants, Numerical analysis, Pipes, Pressure
Proceedings Papers

Verification of New Capabilities of Deterministic Load Module of FAVOR 09.1

Shengjun Yin, Terry L. Dickson, Paul T. Williams, B. Richard Bass
Proc. ASME. PVP2010, ASME 2010 Pressure Vessels and Piping Conference: Volume 6, Parts A and B, 129-138, July 18–22, 2010
Paper No: PVP2010-25439
DOI: https://doi.org/10.1115/PVP2010-25439
View Paper titled, Verification of New Capabilities of Deterministic Load Module of FAVOR 09.1
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Topics: Boiling water reactors, Fracture (Materials), Fracture (Process), Heat, Pressure, Pressurized water reactors, Risk, Safety, Software design, Stress
Proceedings Papers

Stress Intensity Factor Influence Coefficients for External Surface Flaws in Boiling Water Reactor Pressure Vessels

Shengjun Yin, Terry L. Dickson, Paul T. Williams, B. Richard Bass
Proc. ASME. PVP2009, Volume 3: Design and Analysis, 241-251, July 26–30, 2009
Paper No: PVP2009-77143
DOI: https://doi.org/10.1115/PVP2009-77143
View Paper titled, Stress Intensity Factor Influence Coefficients for External Surface Flaws in Boiling Water Reactor Pressure Vessels
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Topics: Boiling water reactors, Pressure vessels, Stress, Transients (Dynamics), Databases, Fracture mechanics, Heat, Fracture (Materials), Fracture (Process), Nuclear power stations
Proceedings Papers

Accounting for Crack Propagation in a Model to Predict Fracture Toughness in Ferritic Steels

Marjorie A. EricksonKirk, Matthew Wagenhofer, Paul T. Williams, Shengjun Yin
Proc. ASME. PVP2009, Volume 6: Materials and Fabrication, Parts A and B, 1029-1039, July 26–30, 2009
Paper No: PVP2009-77728
DOI: https://doi.org/10.1115/PVP2009-77728
View Paper titled, Accounting for Crack Propagation in a Model to Predict Fracture Toughness in Ferritic Steels
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Topics: Accounting, Crack propagation, Fracture toughness, Steel, Microcracks, Temperature effects, Brittleness, Deformation, Electromagnetic scattering, Failure
Proceedings Papers

Applicability of ( K , T -Stress) Methodology to Analyze RPV Under Thermal-Hydraulic Transients

Shengjun Yin, Paul T. Williams, Terry L. Dickson, B. Richard Bass
Proc. ASME. PVP2007, Volume 6: Materials and Fabrication, 167-176, July 22–26, 2007
Paper No: PVP2007-26845
DOI: https://doi.org/10.1115/PVP2007-26845
View Paper titled, Applicability of ( K , T -Stress) Methodology to Analyze RPV Under Thermal-Hydraulic Transients
Click here to open pdf in another window PDF for Applicability of ( K , T -Stress) Methodology to Analyze RPV Under Thermal-Hydraulic Transients
Topics: Stress, Transients (Dynamics), Fracture (Materials), Deformation, Emergencies, Numerical analysis, Plasticity, Reactor vessels
Proceedings Papers

Cleavage Fracture Analysis of Cladded Beams With an Embedded Flaw Under Four-Point Bending

Shengjun Yin, Paul T. Williams, B. Richard Bass
Proc. ASME. PVP2008, Volume 6: Materials and Fabrication, Parts A and B, 103-110, July 27–31, 2008
Paper No: PVP2008-61388
DOI: https://doi.org/10.1115/PVP2008-61388
View Paper titled, Cleavage Fracture Analysis of Cladded Beams With an Embedded Flaw Under Four-Point Bending
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Topics: Failure, Fracture (Materials), Fracture (Process), Fracture mechanics, Fracture toughness, Hydrostatics, Nuclear research, Probability, Reactor vessels, Shapes
Proceedings Papers

Analysis of Embedded and Surface Flaws in the Beltline of an RPV Subjected to Cyclic Loading Associated With Normal Operational Cool-Down and Heat-Up Transients: A Scoping Study

Shengjun Yin, Terry L. Dickson, Paul T. Williams, B. Richard Bass
Proc. ASME. PVP2008, Volume 6: Materials and Fabrication, Parts A and B, 91-101, July 27–31, 2008
Paper No: PVP2008-61387
DOI: https://doi.org/10.1115/PVP2008-61387
View Paper titled, Analysis of Embedded and Surface Flaws in the Beltline of an RPV Subjected to Cyclic Loading Associated With Normal Operational Cool-Down and Heat-Up Transients: A Scoping Study
Click here to open pdf in another window PDF for Analysis of Embedded and Surface Flaws in the Beltline of an RPV Subjected to Cyclic Loading Associated With Normal Operational Cool-Down and Heat-Up Transients: A Scoping Study
Topics: Heat, Transients (Dynamics), Cycles, Hardening, Nuclear power stations, Reactor vessels, Service life (Equipment), Thermal shock
Proceedings Papers

Experimental Program for Investigating the Influence of Cladding Defects on Burst Pressure

Shengjun (Sean) Yin, B. Richard Bass, Wallace J. McAfee, Paul T. Williams
Proc. ASME. PVP2006-ICPVT-11, Volume 3: Design and Analysis, 489-498, July 23–27, 2006
Paper No: PVP2006-ICPVT-11-93272
DOI: https://doi.org/10.1115/PVP2006-ICPVT-11-93272
View Paper titled, Experimental Program for Investigating the Influence of Cladding Defects on Burst Pressure
Click here to open pdf in another window PDF for Experimental Program for Investigating the Influence of Cladding Defects on Burst Pressure
Topics: Cladding systems (Building), Pressure, Failure, Finite element model, Gages, Stress, Collapse, Deflection, Disks, Displacement