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Proceedings Papers

Technical Basis for Inspection Optimization and Deferral of PWR Steam Generator Component Examinations

Nathaniel G. Cofie, Dilip Dedhia, Scott T. Chesworth, Do Jun Shim, Robert Grizzi
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A052, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105958
https://doi.org/10.1115/PVP2023-105958
View Paper titled, Technical Basis for Inspection Optimization and Deferral of PWR Steam Generator Component Examinations
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Topics: Boilers, Inspection, Optimization, Pressurized water reactors, ASME Standards, Pressure, Welded joints, Nozzles, Pressure vessels, Vessels
Proceedings Papers

Technical Basis for Revision to Code Case N-702

Matthew Walter, Kevin Wong, Nathaniel G. Cofie, Mo Uddin, Gary Dominguez
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A004, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107044
https://doi.org/10.1115/PVP2023-107044
View Paper titled, Technical Basis for Revision to Code Case N-702
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Topics: Acceptance criteria, ASME Standards, Boiling water reactors, Engineering standards, Failure, Feedwater, Fracture mechanics, In-service inspection, Inspection, Nozzles
Proceedings Papers

A Comprehensive Sample Problem for Section III Division 5 Design by Elastic Analysis

Bipul Barua, M. C. Messner
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A061, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107325
https://doi.org/10.1115/PVP2023-107325
View Paper titled, A Comprehensive Sample Problem for Section III Division 5 Design by Elastic Analysis
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Topics: Design, Elastic analysis, Pressure vessels, Nozzles, Boilers, Breeder reactors, Carbon, Computer software, Finite element analysis, Heat
Proceedings Papers

Life Management of Pressure Swing Absorbers

Annette Karstensen, Trevor Seipp, Chithranjan Nadarajah
Proc. ASME. PVP2023, Volume 2: Computer Technology & Bolted Joints; Design & Analysis, V002T03A016, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107766
https://doi.org/10.1115/PVP2023-107766
View Paper titled, Life Management of Pressure Swing Absorbers
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Topics: Fracture mechanics, Inspection, Pressure, Design, Finite element analysis, Nozzles, Vessels, Welded joints, Fatigue life, Fracture (Materials)
Proceedings Papers

Local Post Weld Heat Treatment of a Pressure Vessel: A Postmortem Evaluation

Simon Yuen, A. Boyd McKay, Daniel McArthur, Henry Kwok, John Fernando, Leanne Wong
Proc. ASME. PVP2023, Volume 2: Computer Technology & Bolted Joints; Design & Analysis, V002T03A032, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106971
https://doi.org/10.1115/PVP2023-106971
View Paper titled, Local Post Weld Heat Treatment of a Pressure Vessel: A Postmortem Evaluation
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Topics: Heat treating (Metalworking), Pressure vessels, Buckling, Deformation, Finite element analysis, Heating, Acceptance criteria, American Petroleum Institute, Collapse, Creep
Proceedings Papers

Feasibility and Optimization of Nozzle Flapper System for Position Measurements of High-Speed Rotation Spindle With Aerostatic Bearings

Peimin Xu, Kazuaki Inaba, Hisami Takeishi, Toshiharu Kagawa
Proc. ASME. PVP2023, Volume 3: Fluid-Structure Interaction, V003T04A022, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105915
https://doi.org/10.1115/PVP2023-105915
View Paper titled, Feasibility and Optimization of Nozzle Flapper System for Position Measurements of High-Speed Rotation Spindle With Aerostatic Bearings
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Topics: Bearings, Nozzles, Optimization, Rotation
Proceedings Papers

Ventilating Process and Pyrolysis Gas From High-Pressure - Reactor Conditions on Mini-Plant Scale

Moritz Imhoff, Markus Busch
Proc. ASME. PVP2023, Volume 4: High Pressure Technology, V004T05A023, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106261
https://doi.org/10.1115/PVP2023-106261
View Paper titled, Ventilating Process and Pyrolysis Gas From High-Pressure - Reactor Conditions on Mini-Plant Scale
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Topics: Discharge coefficient, High pressure (Physics), Polymerization, Pressure, Pyrolysis, Valves, Density, Equations of state, Nozzles, Polymers
Proceedings Papers

Plant Validation of Flaw Evaluation Procedure for Axial PWSCC in Alloy 600 Reactor Vessel Head Penetration Nozzles

Kevin Fuhr, Gideon Schmidt, Glenn White, Craig Harrington
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A035, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106451
https://doi.org/10.1115/PVP2023-106451
View Paper titled, Plant Validation of Flaw Evaluation Procedure for Axial PWSCC in Alloy 600 Reactor Vessel Head Penetration Nozzles
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Topics: Alloys, Indium alloys, Nozzles, Reactor vessels, Stress corrosion cracking, Water
Proceedings Papers

Estimation Scheme for Weld Residual Stress Effect on Crack Opening Displacements

Frederick W. Brust, Edward Punch, Elizabeth Twombly, Jay Wallace
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A041, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107396
https://doi.org/10.1115/PVP2023-107396
View Paper titled, Estimation Scheme for Weld Residual Stress Effect on Crack Opening Displacements
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Topics: Fracture (Materials), Stress, Leakage, Finite element analysis, Pipes, Displacement, Leak-before-break, Nozzles, Pipe sizes, Piping systems
Proceedings Papers

Ultra-Thick 9% Nickel Plates for Cryogenic Pressurized Equipments

Sylvain Pillot, Jean-Christophe Milek, Anne Higelin, Ian Zuazo, Natalia Loukachenko
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A022, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105721
https://doi.org/10.1115/PVP2023-105721
View Paper titled, Ultra-Thick 9% Nickel Plates for Cryogenic Pressurized Equipments
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Topics: Nickel, Plates (structures), Manufacturing, Pressure vessels, Alloys, Liquefied natural gas, Stainless steel, Storage tanks, Welded joints, Design
Proceedings Papers

Linking Deterministic Leak-Before-Break to Probabilistic Framework Using xLPR

M. Uddin, N. Cofie, D. Dedhia, G. Dominguez, C. Harrington, N. Glunt, D. J. Shim
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A091, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106715
https://doi.org/10.1115/PVP2023-106715
View Paper titled, Linking Deterministic Leak-Before-Break to Probabilistic Framework Using xLPR
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Topics: Leak-before-break, Fracture mechanics, Acceptance criteria, Computer software, Design for Manufacturing, Dynamic flowgraph methodology, Metals, Nozzles, Pipe sizes, Piping systems
Proceedings Papers

Development of Stress Intensity Factor Solution for Surface Crack at Nozzle Corner in Reactor Pressure Vessel

Yoshihito Yamaguchi, Hisashi Takamizawa, Jinya Katsuyama, Yinsheng Li
Proc. ASME. PVP2023, Volume 5: Materials & Fabrication, V005T06A025, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106210
https://doi.org/10.1115/PVP2023-106210
View Paper titled, Development of Stress Intensity Factor Solution for Surface Crack at Nozzle Corner in Reactor Pressure Vessel
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Topics: Corners (Structural elements), Nozzles, Reactor vessels, Stress, Surface cracks
Proceedings Papers

FEA Validation and Refinement of Alternative Nozzle Reinforcement Rules for Gasketed Plate Heat Exchangers

Milan Nikic, Djordje Srnic
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A033, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84592
https://doi.org/10.1115/PVP2022-84592
View Paper titled, FEA Validation and Refinement of Alternative Nozzle Reinforcement Rules for Gasketed Plate Heat Exchangers
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Topics: Finite element analysis, Heat exchangers, Nozzles
Proceedings Papers

Inverse Conduction Method for Complex Thermal Loading

Timothy Gilman
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A024, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84913
https://doi.org/10.1115/PVP2022-84913
View Paper titled, Inverse Conduction Method for Complex Thermal Loading
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Topics: Fatigue, Heat conduction, Temperature, Fracture (Materials), Instrumentation, Flow (Dynamics), Stress, Thermocouples, Transfer functions, Algorithms
Proceedings Papers

3D Simulation of Propagation Induced by Primary Water Stress Corrosion Cracking for Defect Tolerance Analysis of Dissimilar Metal Welds

Pierre Dulieu, Valéry Lacroix
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A036, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84667
https://doi.org/10.1115/PVP2022-84667
View Paper titled, 3D Simulation of Propagation Induced by Primary Water Stress Corrosion Cracking for Defect Tolerance Analysis of Dissimilar Metal Welds
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Topics: Metals, Simulation, Stress corrosion cracking, Tolerance analysis, Water, Welded joints, Stress, Fracture (Materials), Accounting, Alloys
Proceedings Papers

Experimental and Numerical Assessment of Weld Residual Stresses in Dissimilar Metal Weld of Reactor Pressure Vessel Nozzles

Pierre Dulieu, Valéry Lacroix, Vratislav Mares, Larbi Arbaoui, Jean-Philippe Bournot
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A082, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-79529
https://doi.org/10.1115/PVP2022-79529
View Paper titled, Experimental and Numerical Assessment of Weld Residual Stresses in Dissimilar Metal Weld of Reactor Pressure Vessel Nozzles
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Topics: Metals, Nozzles, Reactor vessels, Residual stresses, Stress, Welding, Heat, Simulation, Welded joints, Alloys
Proceedings Papers

On API-661 and Assessment Procedures of Header Boxes and Nozzles for Air-Cooled Heat Exchangers

Mingxin Zhao
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A026, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-80413
https://doi.org/10.1115/PVP2022-80413
View Paper titled, On API-661 and Assessment Procedures of Header Boxes and Nozzles for Air-Cooled Heat Exchangers
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Topics: American Petroleum Institute, Heat exchangers, Nozzles, Inspection, Vessels, Cross section (Physics), Design, Fitness-for-service, Manufacturing, Pressure
Proceedings Papers

Modeling Refractory Stiffness for Piping Flexibility Analysis

Chithranjan Nadarajah
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A013, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83678
https://doi.org/10.1115/PVP2022-83678
View Paper titled, Modeling Refractory Stiffness for Piping Flexibility Analysis
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Topics: Modeling, Pipes, Stiffness, Stress analysis (Engineering), Design, Stress, Computer software, Expansion joints, Finite element analysis, Nozzles
Proceedings Papers

Development of Life Estimation Method for Nozzle Welds in Large Scale Piping of Modified 9Cr-1Mo Steel -Part II: Analytical Study

Yukio Takahashi, Haruhisa Shigeyama, Masatsugu Yaguchi
Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A027, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84126
https://doi.org/10.1115/PVP2022-84126
View Paper titled, Development of Life Estimation Method for Nozzle Welds in Large Scale Piping of Modified 9Cr-1Mo Steel -Part II: Analytical Study
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Topics: Creep, Damage, Failure, Nozzles, Pipes, Steel, Temperature, Welded joints, Boilers, Cracking (Materials)
Proceedings Papers

Development of Life Estimation Method for Nozzle Welds in Large Scale Piping of Modified 9Cr-1Mo Steel -Part I: Experimental Study

Haruhisa Shigeyama, Yukio Takahashi, Koji Tamura, Masatsugu Yaguchi, Satoshi Nishinoiri
Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A028, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84220
https://doi.org/10.1115/PVP2022-84220
View Paper titled, Development of Life Estimation Method for Nozzle Welds in Large Scale Piping of Modified 9Cr-1Mo Steel -Part I: Experimental Study
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Topics: Creep, Damage, Nozzles, Pipes, Pressure, Steel, Welded joints