1-20 of 23
Robert A. Ainsworth
Close
Save search
Follow your search
Access your saved searches in your account
Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

The Effect of Cyclic Hardening Model on Deformation Behavior of Cracked Body Under Creep-Fatigue Loading Condition

Available to Purchase

Hyun-Woo Jung, Yun-Jae Kim, Yukio Takahashi, Kamran Nikbin, Catrin M. Davies, Robert A. Ainsworth
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A037, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21356
https://doi.org/10.1115/PVP2020-21356
View Paper titled, The Effect of Cyclic Hardening Model on Deformation Behavior of Cracked Body Under Creep-Fatigue Loading Condition
Open the PDF for The Effect of Cyclic Hardening Model on Deformation Behavior of Cracked Body Under Creep-Fatigue Loading Condition in another window
Topics: Creep, Deformation, Fatigue, Fracture (Materials), Hardening
Proceedings Papers

Correlation Analysis Between Time-Dependent Creep Crack-Tip Stress and Constraint Effect on Creep Crack Initiation Time

Available to Purchase

Seung-Ho Lee, Hyun-Woo Jung, Yun-Jae Kim, Kamran Nikbin, Robert A. Ainsworth
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A038, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21429
https://doi.org/10.1115/PVP2020-21429
View Paper titled, Correlation Analysis Between Time-Dependent Creep Crack-Tip Stress and Constraint Effect on Creep Crack Initiation Time
Open the PDF for Correlation Analysis Between Time-Dependent Creep Crack-Tip Stress and Constraint Effect on Creep Crack Initiation Time in another window
Topics: Creep, Fracture (Materials), Stress
Proceedings Papers

The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation in Biaxial, Mixed Primary, and Secondary Loading on a Pipe

Available to Purchase

Nayden Matev, Robert A. Ainsworth, Meini Su, Mark Stevens, Alan Jappy
Proc. ASME. PVP2020, Volume 1: Codes and Standards, V001T01A046, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21211
https://doi.org/10.1115/PVP2020-21211
View Paper titled, The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation in Biaxial, Mixed Primary, and Secondary Loading on a Pipe
Open the PDF for The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation in Biaxial, Mixed Primary, and Secondary Loading on a Pipe in another window
Topics: Creep, Damage, Pipes, Relaxation (Physics), Stress, Aeroelasticity, Cycles, Ductility, High temperature, Inelastic analysis
Journal Articles

The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation

Available to Purchase
Nayden Matev, Robert A. Ainsworth, Meini Su, Mark Stevens, Alan Jappy
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2021, 143(3): 031502.
Paper No: PVT-20-1056
https://doi.org/10.1115/1.4048430
Published Online: October 7, 2020
View Articletitled, The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation
Open the PDF for The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation in another window
Topics: Creep, Damage, Relaxation (Physics), Stress, Geometry, Ductility
Proceedings Papers

The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation

Available to Purchase

Nayden Matev, Robert A. Ainsworth, Meini Su, Mark Stevens, Alan Jappy
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A039, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93096
https://doi.org/10.1115/PVP2019-93096
View Paper titled, The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation
Open the PDF for The Influence of Multiaxial Stress Relaxation on Component Creep Damage Accumulation in another window
Topics: Creep, Damage, Relaxation (Physics), Stress, Aeroelasticity, Cycles, Displacement, Ductility, Geometry, High temperature
Proceedings Papers

A Screening Methodology to Rapidly Reduce ILI Data, Visualise and Determine Most Detrimental Defects in Pipelines

Available to Purchase

Nicolas O. Larrosa, Pablo Lopez-Crespo, Robert A. Ainsworth
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A042, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-66190
https://doi.org/10.1115/PVP2017-66190
View Paper titled, A Screening Methodology to Rapidly Reduce ILI Data, Visualise and Determine Most Detrimental Defects in Pipelines
Open the PDF for A Screening Methodology to Rapidly Reduce ILI Data, Visualise and Determine Most Detrimental Defects in Pipelines in another window
Topics: Pipelines, Density, Dimensions, Finite element analysis, Inspection, Pipeline risers, Rendering, Risers (Casting), Visualization
Proceedings Papers

An Approach to Reduce the Amount of ILI Data in Fatigue Analysis of Pits in Pipelines

Available to Purchase

Nicolas O. Larrosa, Pablo Lopez-Crespo, Robert A. Ainsworth
Proc. ASME. OMAE2017, Volume 3B: Structures, Safety and Reliability, V03BT02A039, June 25–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2017-62594
https://doi.org/10.1115/OMAE2017-62594
View Paper titled, An Approach to Reduce the Amount of ILI Data in Fatigue Analysis of Pits in Pipelines
Open the PDF for An Approach to Reduce the Amount of ILI Data in Fatigue Analysis of Pits in Pipelines in another window
Topics: Fatigue analysis, Pipelines, Density, Dimensions, Finite element analysis, Inspection, Pipeline risers, Rendering, Risers (Casting), Visualization
Proceedings Papers

Dissimilar Metal Analysis and Issues

Available to Purchase

Robert A. Ainsworth
Proc. ASME. PVP2016, Volume 5: High-Pressure Technology; Rudy Scavuzzo Student Paper Symposium and 24th Annual Student Paper Competition; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Electric Power Research Institute (EPRI) Creep Fatigue Workshop, V005T12A006, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63977
https://doi.org/10.1115/PVP2016-63977
View Paper titled, Dissimilar Metal Analysis and Issues
Open the PDF for Dissimilar Metal Analysis and Issues in another window
Topics: Metals, Design, Fatigue, High temperature, High temperature creep, Stress analysis (Engineering), Testing, Welded joints
Proceedings Papers

Design and Assessment for Creep-Fatigue and Creep-Fatigue Crack Growth

Available to Purchase

Robert A. Ainsworth
Proc. ASME. PVP2016, Volume 1B: Codes and Standards, V01BT01A054, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63313
https://doi.org/10.1115/PVP2016-63313
View Paper titled, Design and Assessment for Creep-Fatigue and Creep-Fatigue Crack Growth
Open the PDF for Design and Assessment for Creep-Fatigue and Creep-Fatigue Crack Growth in another window
Topics: Creep, Design, Fatigue, Fracture (Materials), Uncertainty, Damage, Clearances (Engineering), Fatigue cracks, Fatigue damage
Proceedings Papers

Constraint Solutions for Cracked Plates and Cylinders

Available to Purchase

Caroline Meek, Marius Gintalas, Andrew H. Sherry, Robert A. Ainsworth
Proc. ASME. PVP2016, Volume 6A: Materials and Fabrication, V06AT06A019, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63152
https://doi.org/10.1115/PVP2016-63152
View Paper titled, Constraint Solutions for Cracked Plates and Cylinders
Open the PDF for Constraint Solutions for Cracked Plates and Cylinders in another window
Topics: Cylinders, Plates (structures), Collapse, Stress, Finite element analysis, Fitness-for-service
Proceedings Papers

Fatigue Life Estimation of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach

Available to Purchase

Nicolas O. Larrosa, Mirco D. Chapetti, Robert A. Ainsworth
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A057, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63888
https://doi.org/10.1115/PVP2016-63888
View Paper titled, Fatigue Life Estimation of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach
Open the PDF for Fatigue Life Estimation of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach in another window
Topics: Fatigue life, Fracture mechanics, Fracture (Materials), Stress, Failure, Corrosion, Crack propagation, Cycles, Endurance limit, Fatigue
Proceedings Papers

Assessing Fatigue Endurance Limit of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach

Available to Purchase

Nicolas O. Larrosa, Mirco D. Chapetti, Robert A. Ainsworth
Proc. ASME. PVP2015, Volume 7: Operations, Applications and Components, V007T07A005, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45562
https://doi.org/10.1115/PVP2015-45562
View Paper titled, Assessing Fatigue Endurance Limit of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach
Open the PDF for Assessing Fatigue Endurance Limit of Pitted Specimens by Means of an Integrated Fracture Mechanics Approach in another window
Topics: Corrosion, Endurance limit, Fatigue, Finite element analysis, Fracture (Materials), Fracture mechanics, Materials properties
Proceedings Papers

The Effect of Biaxial Loading on the Limit Load of Cracked Plates

Available to Purchase

Caroline Meek, Robert A. Ainsworth
Proc. ASME. PVP2015, Volume 6A: Materials and Fabrication, V06AT06A018, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45466
https://doi.org/10.1115/PVP2015-45466
View Paper titled, The Effect of Biaxial Loading on the Limit Load of Cracked Plates
Open the PDF for The Effect of Biaxial Loading on the Limit Load of Cracked Plates in another window
Topics: Plates (structures), Stress, Fracture (Materials), Fitness-for-service
Proceedings Papers

Constraint Based Assessments of Large-Scale Cracked Straight Pipes and Elbows

Available to Purchase

Marius Gintalas, Robert A. Ainsworth
Proc. ASME. PVP2015, Volume 6A: Materials and Fabrication, V06AT06A029, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45948
https://doi.org/10.1115/PVP2015-45948
View Paper titled, Constraint Based Assessments of Large-Scale Cracked Straight Pipes and Elbows
Open the PDF for Constraint Based Assessments of Large-Scale Cracked Straight Pipes and Elbows in another window
Topics: Pipes, Stress, Fracture (Materials), Fracture toughness, Fitness-for-service
Proceedings Papers

Characterization of the Effect of Notch Bluntness on Hydrogen Embrittlement and Fracture Behavior Using FE Analyses

Available to Purchase

Jun-Young Jeon, Nicolas O. Larrosa, Young-Ryun Oh, Yun-Jae Kim, Robert A. Ainsworth
Proc. ASME. PVP2015, Volume 6A: Materials and Fabrication, V06AT06A021, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45635
https://doi.org/10.1115/PVP2015-45635
View Paper titled, Characterization of the Effect of Notch Bluntness on Hydrogen Embrittlement and Fracture Behavior Using FE Analyses
Open the PDF for Characterization of the Effect of Notch Bluntness on Hydrogen Embrittlement and Fracture Behavior Using FE Analyses in another window
Topics: Finite element analysis, Fracture (Materials), Fracture (Process), Hydrogen embrittlement, Hydrogen, Damage, Diffusion (Physics), Simulation, Fracture toughness, Stress
Proceedings Papers

Comparison of Plastic Work Curvature Methods for Assessing the Collapse Load of a Structure

Available to Purchase

Christopher K. Seal, Jae-Jun Han, Robert A. Ainsworth
Proc. ASME. PVP2015, Volume 3: Design and Analysis, V003T03A021, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45544
https://doi.org/10.1115/PVP2015-45544
View Paper titled, Comparison of Plastic Work Curvature Methods for Assessing the Collapse Load of a Structure
Open the PDF for Comparison of Plastic Work Curvature Methods for Assessing the Collapse Load of a Structure in another window
Topics: Collapse, Stress, Methods engineering
Proceedings Papers

Design and Maintenance in an IAEA Technical Guidelines on Fluid-Structure Interaction

Available to Purchase

Fumio Inada, Tomomichi Nakamura, Takashi Nishihara, Shigehiko Kaneko, Manwoong Kim, Robert A. Ainsworth, Shiro Takahashi
Proc. ASME. PVP2014, Volume 4: Fluid-Structure Interaction, V004T04A085, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28389
https://doi.org/10.1115/PVP2014-28389
View Paper titled, Design and Maintenance in an IAEA Technical Guidelines on Fluid-Structure Interaction
Open the PDF for Design and Maintenance in an IAEA Technical Guidelines on Fluid-Structure Interaction in another window
Topics: Design, Fluid structure interaction, Maintenance, Damage, Deformation, Flow-induced vibrations, Fracture (Materials), Fracture (Process), Nuclear power, Nuclear power plant maintenance
Journal Articles

New Equation for the Plastic Correction Factor η for J -Integral Determination from Test Results of Three-Point-Bend Specimens

Available to Purchase
Marius Gintalas, Antanas Ziliukas, Robert A. Ainsworth
Journal: Materials Performance and Characterization
Publisher: ASTM International
Article Type: Research-Article
Matls. Perf. Charact.. November 2014, 3(3): 125–143.
Paper No: MPC20130053
https://doi.org/10.1520/MPC20130053
Published Online: September 20, 2014
View Articletitled, New Equation for the Plastic Correction Factor η for J -Integral Determination from Test Results of Three-Point-Bend Specimens
Open the PDF for New Equation for the Plastic Correction Factor η for J -Integral Determination from Test Results of Three-Point-Bend Specimens in another window
Proceedings Papers

Elastic Follow-Up Factors to Estimate C(t) Under Secondary Loading

Available to Purchase

Kuk-Hee Lee, Yun-Jae Kim, Robert A. Ainsworth, David Dean
Proc. ASME. PVP2012, Volume 1: Codes and Standards, 241-247, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78454
https://doi.org/10.1115/PVP2012-78454
View Paper titled, Elastic Follow-Up Factors to Estimate C(t) Under Secondary Loading
Open the PDF for Elastic Follow-Up Factors to Estimate C(t) Under Secondary Loading in another window
Topics: Creep, Finite element analysis, Fracture (Materials), Relaxation (Physics), Stress, Transients (Dynamics)
Proceedings Papers

Elastic Follow-Up Factor for Cruciform Plate Under Bi-Axial Loading

Available to Purchase

Kuk-Hee Lee, Yun-Jae Kim, Robert A. Ainsworth, David Dean, Tae-Eun Jin
Proc. ASME. PVP2011, Volume 3: Design and Analysis, 479-485, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57185
https://doi.org/10.1115/PVP2011-57185
View Paper titled, Elastic Follow-Up Factor for Cruciform Plate Under Bi-Axial Loading
Open the PDF for Elastic Follow-Up Factor for Cruciform Plate Under Bi-Axial Loading in another window
Topics: Creep, Finite element analysis, Geometry, Plates (structures), Poisson ratio, Stress