1-20 of 23
Mahyar Asadi
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

Welding Simulation Integrated With Machine Learning to Train a Meta-Model for Fast Exploration of Various Weld Sequence Scenarios

Mahyar Asadi, Mohammad Mohseni, Majid Tanbakuei Kashani, Michael Fernandez, Mathew Smith
Proc. ASME. PVP2019, Volume 6B: Materials and Fabrication, V06BT06A061, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93672
https://doi.org/10.1115/PVP2019-93672
View Paper titled, Welding Simulation Integrated With Machine Learning to Train a Meta-Model for Fast Exploration of Various Weld Sequence Scenarios
Open the PDF for Welding Simulation Integrated With Machine Learning to Train a Meta-Model for Fast Exploration of Various Weld Sequence Scenarios in another window
Topics: Machine learning, Simulation, Trains, Welding, Algorithms, Welded joints, Engineers, Transients (Dynamics)
Proceedings Papers

Effect of UOE Forming Process on the Buckling Strains of Steel Pipes

Majid Tanbakuei Kashani, Magdi Mohareb, Mahyar Asadi, Mathew Smith
Proc. ASME. IPC2018, Volume 2: Pipeline Safety Management Systems; Project Management, Design, Construction, and Environmental Issues; Strain Based Design; Risk and Reliability; Northern Offshore and Production Pipelines, V002T06A003, September 24–28, 2018
Publisher: American Society of Mechanical Engineers
Paper No: IPC2018-78131
https://doi.org/10.1115/IPC2018-78131
View Paper titled, Effect of UOE Forming Process on the Buckling Strains of Steel Pipes
Open the PDF for Effect of UOE Forming Process on the Buckling Strains of Steel Pipes in another window
Topics: Buckling, Pipes, Steel, Residual stresses, Deformation, Finite element analysis, Shapes, Flat plates, Pipelines, Stress
Proceedings Papers

A Designer-Driven Welding Simulation Analysis to Define the Best Weld Sequence for Panel Structures

Mahyar Asadi, Majid Tanbakuei Kashani, Mohammad Mohseni, Mathew Smith
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A079, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-84207
https://doi.org/10.1115/PVP2018-84207
View Paper titled, A Designer-Driven Welding Simulation Analysis to Define the Best Weld Sequence for Panel Structures
Open the PDF for A Designer-Driven Welding Simulation Analysis to Define the Best Weld Sequence for Panel Structures in another window
Topics: Simulation analysis, Welding, Stiffness, Engineers, Algorithms, Computer simulation, Design, Optimization, Physics, Simulation
Proceedings Papers

Engineering and Simulations to Investigate and Predict the Failure of the Four Commonly Used Flat Head Designs in Heat Recovery Steam Generators

Mahyar Asadi, Jeff Henry, Steve Torkildson, Majid Tanbakuei Kashani, Mathew Smith
Proc. ASME. PVP2017, Volume 3A: Design and Analysis, V03AT03A065, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65423
https://doi.org/10.1115/PVP2017-65423
View Paper titled, Engineering and Simulations to Investigate and Predict the Failure of the Four Commonly Used Flat Head Designs in Heat Recovery Steam Generators
Open the PDF for Engineering and Simulations to Investigate and Predict the Failure of the Four Commonly Used Flat Head Designs in Heat Recovery Steam Generators in another window
Topics: Engineering simulation, Failure, Heat recovery steam generators, Simulation, Creep, Materials properties, Alloys, Design, Welding, Deformation
Proceedings Papers

An Integrated Welding and Damage Model for Practical Prediction of Creep Life in Welded P91 Alloy

Mahyar Asadi, Jun Zhao, Leijun Li
Proc. ASME. PVP2016, Volume 6B: Materials and Fabrication, V06BT06A041, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63277
https://doi.org/10.1115/PVP2016-63277
View Paper titled, An Integrated Welding and Damage Model for Practical Prediction of Creep Life in Welded P91 Alloy
Open the PDF for An Integrated Welding and Damage Model for Practical Prediction of Creep Life in Welded P91 Alloy in another window
Topics: Alloys, Creep, Damage, Welding, Stress, Heat, Modeling, Deformation, Low temperature, Physics
Proceedings Papers

Modelling of a Stud Arc Welding Joint for Temperature Field, Microstructure Evolution and Residual Stress

Hadi Soltanzadeh, Jörg Hildebrand, Matthias Kraus, Mahyar Asadi
Proc. ASME. PVP2016, Volume 6B: Materials and Fabrication, V06BT06A002, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63285
https://doi.org/10.1115/PVP2016-63285
View Paper titled, Modelling of a Stud Arc Welding Joint for Temperature Field, Microstructure Evolution and Residual Stress
Open the PDF for Modelling of a Stud Arc Welding Joint for Temperature Field, Microstructure Evolution and Residual Stress in another window
Topics: Arc welding, Modeling, Stress, Temperature, Welding, Materials properties, Cooling, Design, Engineers, Fracture (Materials)
Proceedings Papers

A Method to Define the Best Weld Sequence Using a Limited Number of Welding Simulation Analysis

Mahyar Asadi, Ghazi Alsoruji
Proc. ASME. PVP2015, Volume 6B: Materials and Fabrication, V06BT06A065, July 19–23, 2015
Publisher: American Society of Mechanical Engineers
Paper No: PVP2015-45556
https://doi.org/10.1115/PVP2015-45556
View Paper titled, A Method to Define the Best Weld Sequence Using a Limited Number of Welding Simulation Analysis
Open the PDF for A Method to Define the Best Weld Sequence Using a Limited Number of Welding Simulation Analysis in another window
Topics: Simulation analysis, Welding, Design, Simulation models, Algorithms, Approximation, Finite element methods, Finite element model, Modeling, Optimization
Proceedings Papers

Welding Distortion Can be Mitigated if Welding Current and Traveling Speed Vary Optimized Along a Weld Path

Mahyar Asadi, John Goldak, Arnaud Weck
Proc. ASME. PVP2014, Volume 6B: Materials and Fabrication, V06BT06A058, July 20–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: PVP2014-28223
https://doi.org/10.1115/PVP2014-28223
View Paper titled, Welding Distortion Can be Mitigated if Welding Current and Traveling Speed Vary Optimized Along a Weld Path
Open the PDF for Welding Distortion Can be Mitigated if Welding Current and Traveling Speed Vary Optimized Along a Weld Path in another window
Topics: Welding, Deformation, Welded joints, Aluminum, Hardware, Photogrammetry, Robots, Transients (Dynamics)
Proceedings Papers

Constructing a Validated Deformation Mechanism Map Using Low Temperature Creep Strain Accommodation Processes for Waspaloy (A Nickel-Based Superalloy)

Mahyar Asadi, Dominic Guillot, Arnaud Weck, Ashok K. Koul, Ahmad Chamanfar, Mohammad Jahazi
Proc. ASME. PVP2013, Volume 6B: Materials and Fabrication, V06BT06A023, July 14–18, 2013
Publisher: American Society of Mechanical Engineers
Paper No: PVP2013-97183
https://doi.org/10.1115/PVP2013-97183
View Paper titled, Constructing a Validated Deformation Mechanism Map Using Low Temperature Creep Strain Accommodation Processes for Waspaloy (A Nickel-Based Superalloy)
Open the PDF for Constructing a Validated Deformation Mechanism Map Using Low Temperature Creep Strain Accommodation Processes for Waspaloy (A Nickel-Based Superalloy) in another window
Topics: Creep, Deformation, Low temperature, Nickel, Superalloys, Diffusion (Physics), Alloys, Dislocations, Grain boundaries, Temperature
Journal Articles

An Integrated Computational Welding Mechanics With Direct-Search Optimization for Mitigation of Distortion in an Aluminum Bar Using Side Heating

Mahyar Asadi, John A. Goldak
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. February 2014, 136(1): 011007.
Paper No: MANU-12-1308
https://doi.org/10.1115/1.4025406
Published Online: November 5, 2013
View Article titled, An Integrated Computational Welding Mechanics With Direct-Search Optimization for Mitigation of Distortion in an Aluminum Bar Using Side Heating
Open the PDF for An Integrated Computational Welding Mechanics With Direct-Search Optimization for Mitigation of Distortion in an Aluminum Bar Using Side Heating in another window
Topics: Algorithms, Optimization, Welding, Aluminum, Heating, Design
Journal Articles

Challenges in Validation of Computational Weld Mechanics Code to Compute Residual Stress and Distortion in Welds

John Goldak, Mahyar Asadi
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. February 2014, 136(1): 011201.
Paper No: PVT-10-1158
https://doi.org/10.1115/1.4024458
Published Online: October 23, 2013
View Article titled, Challenges in Validation of Computational Weld Mechanics Code to Compute Residual Stress and Distortion in Welds
Open the PDF for Challenges in Validation of Computational Weld Mechanics Code to Compute Residual Stress and Distortion in Welds in another window
Topics: Temperature, Transients (Dynamics), Stress, Strain gages, Displacement, Welded joints
Proceedings Papers

Non-Local Damage Model to Predict the Effect of Pre-Strain on Ductile Fracture in Aluminum Alloy 5052

Yaser Alinaghian, Mahyar Asadi, Arnaud Weck
Proc. ASME. PVP2012, Volume 2: Computer Technology and Bolted Joints, 85-89, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78381
https://doi.org/10.1115/PVP2012-78381
View Paper titled, Non-Local Damage Model to Predict the Effect of Pre-Strain on Ductile Fracture in Aluminum Alloy 5052
Open the PDF for Non-Local Damage Model to Predict the Effect of Pre-Strain on Ductile Fracture in Aluminum Alloy 5052 in another window
Topics: Aluminum alloys, Damage, Ductile fracture, Lasers, Finite element model, Linkages, Tension, Deformation, Failure, Fracture (Materials)
Proceedings Papers

Constructing a Validated Deformation Mechanisms Map Using Low Temperature Creep Strain Accommodation Processes for Nickel-Base Alloy 718

Mahyar Asadi, Dominic Guillot, Arnaud Weck, Subray R. Hegde, Ashok K. Koul, Trevor Sawatzky, Henry Saari
Proc. ASME. PVP2012, Volume 2: Computer Technology and Bolted Joints, 65-73, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78092
https://doi.org/10.1115/PVP2012-78092
View Paper titled, Constructing a Validated Deformation Mechanisms Map Using Low Temperature Creep Strain Accommodation Processes for Nickel-Base Alloy 718
Open the PDF for Constructing a Validated Deformation Mechanisms Map Using Low Temperature Creep Strain Accommodation Processes for Nickel-Base Alloy 718 in another window
Topics: Alloys, Creep, Deformation, Low temperature, Nickel, Diffusion (Physics), Dislocations, Grain boundaries, Temperature, Cavitation
Proceedings Papers

Mitigation of Distortion in an Edge-Welded Bar by Optimization Control of the Welding Current and Speed Profile During Welding

Mahyar Asadi, John A. Goldak, Christopher Bayley
Proc. ASME. PVP2012, Volume 6: Materials and Fabrication, Parts A and B, 1089-1097, July 15–19, 2012
Publisher: American Society of Mechanical Engineers
Paper No: PVP2012-78156
https://doi.org/10.1115/PVP2012-78156
View Paper titled, Mitigation of Distortion in an Edge-Welded Bar by Optimization Control of the Welding Current and Speed Profile During Welding
Open the PDF for Mitigation of Distortion in an Edge-Welded Bar by Optimization Control of the Welding Current and Speed Profile During Welding in another window
Topics: Optimization, Welding, Aluminum, Cooling, Deflection, Heating, Tension, Welded joints
Journal Articles

Optimizing Temper Bead Welding by Computational Weld Mechanics and Design of Experiment Matrix

Mahyar Asadi, Christopher Bayley, John Goldak
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2013, 135(3): 031401.
Paper No: PVT-10-1157
https://doi.org/10.1115/1.4023725
Published Online: May 21, 2013
View Article titled, Optimizing Temper Bead Welding by Computational Weld Mechanics and Design of Experiment Matrix
Open the PDF for Optimizing Temper Bead Welding by Computational Weld Mechanics and Design of Experiment Matrix in another window
Topics: Design, Temperature, Welding, Transients (Dynamics)
Proceedings Papers

A Framework for Designer-Driven Exploration of Computational Weld Mechanics Design Space

Mahyar Asadi, John A. Goldak
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 1633-1642, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57917
https://doi.org/10.1115/PVP2011-57917
View Paper titled, A Framework for Designer-Driven Exploration of Computational Weld Mechanics Design Space
Open the PDF for A Framework for Designer-Driven Exploration of Computational Weld Mechanics Design Space in another window
Topics: Design, Optimization, Deflection, Displacement, Experimental design, Thermal stresses, Transients (Dynamics), Welded joints
Proceedings Papers

The Evolution of Stress and Strain Tensors in Welds With Mitigation of Residual Stress and Distortion

John A. Goldak, Mahyar Asadi
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 443-453, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57957
https://doi.org/10.1115/PVP2011-57957
View Paper titled, The Evolution of Stress and Strain Tensors in Welds With Mitigation of Residual Stress and Distortion
Open the PDF for The Evolution of Stress and Strain Tensors in Welds With Mitigation of Residual Stress and Distortion in another window
Topics: Stress, Tensors, Welded joints, Deformation, Displacement, Flow (Dynamics), Hydrostatics, Stress tensors, Temperature
Proceedings Papers

A Direct-Search Computational Weld Mechanics Optimization Using Least-Square Approximation

Mahyar Asadi, John A. Goldak
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 455-464, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57960
https://doi.org/10.1115/PVP2011-57960
View Paper titled, A Direct-Search Computational Weld Mechanics Optimization Using Least-Square Approximation
Open the PDF for A Direct-Search Computational Weld Mechanics Optimization Using Least-Square Approximation in another window
Topics: Approximation, Optimization, Algorithms, Design, Aluminum, Heating, Stress
Proceedings Papers

Mitigation of Distortion in an Edge-Welded Bar by Clamping Parameters

Mahyar Asadi, John A. Goldak
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 1661-1669, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57955
https://doi.org/10.1115/PVP2011-57955
View Paper titled, Mitigation of Distortion in an Edge-Welded Bar by Clamping Parameters
Open the PDF for Mitigation of Distortion in an Edge-Welded Bar by Clamping Parameters in another window
Topics: Aluminum, Computer software, Delays, Design, Displacement, Stress, Stress analysis (Engineering), Transients (Dynamics), Welding
Proceedings Papers

Sensitivity of Hot Cracking to Weld Procedure Parameters and Transverse Traction

Mahyar Asadi, John A. Goldak, Komeil Kazemi
Proc. ASME. PVP2011, Volume 6: Materials and Fabrication, Parts A and B, 477-493, July 17–21, 2011
Publisher: American Society of Mechanical Engineers
Paper No: PVP2011-57990
https://doi.org/10.1115/PVP2011-57990
View Paper titled, Sensitivity of Hot Cracking to Weld Procedure Parameters and Transverse Traction
Open the PDF for Sensitivity of Hot Cracking to Weld Procedure Parameters and Transverse Traction in another window
Topics: Cracking (Materials), Fracture (Process), Traction, Welding, Shapes, Sensitivity analysis, Stainless steel, Transients (Dynamics)