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Proceedings Papers

Experimental and Numerical Investigations on the Relaxation Behaviour of Power Plant Flange Connections Under Steady State and Transient Conditions

Kevin Kettler, Andreas Klenk, Stefan Weihe
Proc. ASME. PVP2023, Volume 6: Operations, Applications, & Components, V006T07A017, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105456
https://doi.org/10.1115/PVP2023-105456
View Paper titled, Experimental and Numerical Investigations on the Relaxation Behaviour of Power Plant Flange Connections Under Steady State and Transient Conditions
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Topics: Flange connections, Flanges, Power stations, Relaxation (Physics), Steady state, Stress, Transients (Dynamics), Turbines
Proceedings Papers

A Comparative Study on AI/ML-Based Transient Temperature Predictions and Real-Time Operational Transient Temperature Data of Coke Drum

Balaji Srinivasan, Srinivasan V.
Proc. ASME. PVP2023, Volume 7: Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V007T09A012, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106180
https://doi.org/10.1115/PVP2023-106180
View Paper titled, A Comparative Study on AI/ML-Based Transient Temperature Predictions and Real-Time Operational Transient Temperature Data of Coke Drum
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Topics: Artificial intelligence, Coke, Digital twin, Machine learning, Maintenance, Temperature, Transients (Dynamics), Algorithms, Damage, Fatigue life
Proceedings Papers

Development of a New Thermo-Mechanical Load and Fatigue Monitoring Approach Based on Electromagnetic Acoustic Transducers - EMUS-4-STRESS

Miriam Weikert-Müller, Fabian Weber, Sascha Thieltges, Marek Smaga, Fabian Silber, Jürgen Rudolph, Steffen Bergholz, Eduard Bechtgold
Proc. ASME. PVP2023, Volume 1: Codes & Standards, V001T01A025, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107274
https://doi.org/10.1115/PVP2023-107274
View Paper titled, Development of a New Thermo-Mechanical Load and Fatigue Monitoring Approach Based on Electromagnetic Acoustic Transducers - EMUS-4-STRESS
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Topics: Acoustics, Cycles, Fatigue, Flight, Stress, Temperature, Thermomechanics, Transducers, Transients (Dynamics), Wall temperature
Proceedings Papers

Case Study: Transient Thermal Analysis of Valve Flanges

Trevor G. Seipp, Ming (Forrest) Gu, Robert Brown, Everett Chatham
Proc. ASME. PVP2023, Volume 2: Computer Technology & Bolted Joints; Design & Analysis, V002T03A010, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-107767
https://doi.org/10.1115/PVP2023-107767
View Paper titled, Case Study: Transient Thermal Analysis of Valve Flanges
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Topics: Bolted flanges, Finite element analysis, Flanges, Thermal analysis, Transients (Dynamics), Valves
Proceedings Papers

On the Effect of Rising Liquid on Coke Drum Skirt Fatigue Life

John Fernando, Henry Kwok, Luke Chan, Millar Iverson, Feng Ju, Simon Yuen
Proc. ASME. PVP2023, Volume 2: Computer Technology & Bolted Joints; Design & Analysis, V002T03A035, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-106470
https://doi.org/10.1115/PVP2023-106470
View Paper titled, On the Effect of Rising Liquid on Coke Drum Skirt Fatigue Life
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Topics: Coke, Fatigue life, Vessels, Fluids, Engineering simulation, Fatigue damage, Heat transfer, Modeling, Quenching (Metalworking), Simulation
Proceedings Papers

Comprehensive Modelling of Pressurized Thermal Shock With a Probabilistic Approach

Fabio Pasti, Sina Tajfirooz, H. J. Uitslag-Doolaard, Francesco Brigante, F. H. E. De Haan-De Wilde
Proc. ASME. PVP2023, Volume 3: Fluid-Structure Interaction, V003T04A029, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105923
https://doi.org/10.1115/PVP2023-105923
View Paper titled, Comprehensive Modelling of Pressurized Thermal Shock With a Probabilistic Approach
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Topics: Computational fluid dynamics, Finite element methods, Fracture (Materials), Modeling, Thermal shock, Fracture (Process), Fluids, Simulation, Stress, Brittleness
Proceedings Papers

How Fast Is a Finite Gas Transient Wave and Why Does It Steepen?

Trey Walters, Scott Lang
Proc. ASME. PVP2023, Volume 3: Fluid-Structure Interaction, V003T04A031, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-108499
https://doi.org/10.1115/PVP2023-108499
View Paper titled, How Fast Is a Finite Gas Transient Wave and Why Does It Steepen?
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Topics: Compressible flow, Pipes, Transients (Dynamics), Waves
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

Improved Method of Estimating Steam Hammer Loads

Trey W. Walters
Proc. ASME. PVP2022, Volume 3: Fluid-Structure Interaction; High Pressure Technology, V003T04A019, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83717
https://doi.org/10.1115/PVP2022-83717
View Paper titled, Improved Method of Estimating Steam Hammer Loads
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Topics: Compressible flow, Pipes, Steam hammers, Stress, Transients (Dynamics)
Proceedings Papers

Natural Crack Growth of Nozzle Corner Crack Using Extended Finite Element Method (XFEM)

Garivalde Dominguez, Mohammed Uddin, Minh Tran, Do Jun Shim
Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A003, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84876
https://doi.org/10.1115/PVP2022-84876
View Paper titled, Natural Crack Growth of Nozzle Corner Crack Using Extended Finite Element Method (XFEM)
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Topics: Corners (Structural elements), Finite element methods, Fracture (Materials), Nozzles, Fatigue cracks, Shapes, Cycles, Pressure, Finite element model, Fitness-for-service
Proceedings Papers

Investigations on Multi-Stage Tests and Transient Endurance Limit Behavior Under Low-, High- and Very High Cycle Fatigue Loads

T. Schopf, S. Weihe, J. Rudolph
Proc. ASME. PVP2022, Volume 4A: Materials and Fabrication, V04AT06A049, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84718
https://doi.org/10.1115/PVP2022-84718
View Paper titled, Investigations on Multi-Stage Tests and Transient Endurance Limit Behavior Under Low-, High- and Very High Cycle Fatigue Loads
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Topics: Damage, Endurance limit, Fatigue, Fatigue damage, High cycle fatigue, Stainless steel, Stress, Transients (Dynamics)
Proceedings Papers

Modeling Electric-Potential for a Crack Subjected to Corrosion Under Static and Cyclic Loading

Raghu V. Prakash, C. Anish, Dhinakaran Sampath
Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A037, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85773
https://doi.org/10.1115/PVP2022-85773
View Paper titled, Modeling Electric-Potential for a Crack Subjected to Corrosion Under Static and Cyclic Loading
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Topics: Corrosion, Electric potential, Fracture (Materials), Modeling, Chemistry, Diffusion (Physics), Electrolytes, Fatigue, Geometry, High strength steel
Proceedings Papers

Environmentally Assisted Fatigue Screening Process Application

Jia Li, Laurent De Baglion
Proc. ASME. PVP2022, Volume 5: Operations, Applications, and Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T07A014, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84194
https://doi.org/10.1115/PVP2022-84194
View Paper titled, Environmentally Assisted Fatigue Screening Process Application
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Topics: Electric arc furnaces, Fatigue, Nuclear power plant operations, Fatigue analysis, Pipes, Stress, Ferronickel, Nuclear construction, Pressure, Transients (Dynamics)
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
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83699
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

An Assessment of the Significance of Design Factors in CUF-Based Fatigue Performance and Related Margins

Yogendra Garud
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A017, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84994
https://doi.org/10.1115/PVP2022-84994
View Paper titled, An Assessment of the Significance of Design Factors in CUF-Based Fatigue Performance and Related Margins
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Topics: Design, Fatigue, Uncertainty, Stress, Uncertainty quantification, Decision making, Engineering standards, Fracture (Materials), Modeling, Sensitivity analysis
Proceedings Papers

Design Modifications to the Explosive Destruction System Closure System

John S. Ludwigsen, Jerome H. Stofleth, Megan K. Tribble, Robert W. Crocker
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A055, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-82285
https://doi.org/10.1115/PVP2022-82285
View Paper titled, Design Modifications to the Explosive Destruction System Closure System
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Topics: Design, Explosives, Doors, Vessels, Flanges, Stress, Cylinders, Explosions, Gaskets, Metals
Proceedings Papers

Diagnosis, Modelling and Assessment of Transient Pressure Events Based on Observed In-Field Evidence

T. J. Prewitt, Michael Bednorz
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A060, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85658
https://doi.org/10.1115/PVP2022-85658
View Paper titled, Diagnosis, Modelling and Assessment of Transient Pressure Events Based on Observed In-Field Evidence
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Topics: Modeling, Pressure, Transients (Dynamics), Damage, Pipes, Coatings, Stress, Collapse, Piping systems, Valves
Proceedings Papers

Recent Developments of Advanced Calculation Concepts for the Fatigue Assessment of Power Plant Components

Tim Schopf, Stefan Weihe, Jürgen Rudolph
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A042, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85543
https://doi.org/10.1115/PVP2022-85543
View Paper titled, Recent Developments of Advanced Calculation Concepts for the Fatigue Assessment of Power Plant Components
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Topics: Damage, Electric arc furnaces, Fatigue, Fatigue damage, Fatigue limit, High cycle fatigue, Power stations, Stainless steel, Transients (Dynamics)
Proceedings Papers

Accurately Predicting Transient Fluid Forces in Piping Systems Part 2: Applications

Scott A. Lang, Trey W. Walters
Proc. ASME. PVP2022, Volume 3: Fluid-Structure Interaction; High Pressure Technology, V003T04A025, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84748
https://doi.org/10.1115/PVP2022-84748
View Paper titled, Accurately Predicting Transient Fluid Forces in Piping Systems Part 2: Applications
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Topics: Fluids, Piping systems, Transients (Dynamics), Stress, Acoustics, Errors, Pipes, Pressure
Proceedings Papers

Forward and Inverse Problems in Transient Responses of Plates Under Impact Loadings

Ming Ji, Kazuaki Inaba
Proc. ASME. PVP2022, Volume 3: Fluid-Structure Interaction; High Pressure Technology, V003T04A013, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83685
https://doi.org/10.1115/PVP2022-83685
View Paper titled, Forward and Inverse Problems in Transient Responses of Plates Under Impact Loadings
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Topics: Inverse problems, Plates (structures), Transients (Dynamics), Wavelets