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Stefan Weihe
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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

Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components

Sandra Megahed, Karl Michael Krämer, Christoph Heinze, Christian Konterman, Annett Udoh, Stefan Weihe, Matthias Oechsner
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102193
https://doi.org/10.1115/GT2023-102193
View Paper titled, Development and Evaluation of Generic Test Pieces for Creep Property Assessment of Laser Powder Bed Fusion Components
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Topics: Creep, Lasers
Journal Articles

Damage Assessment of Similar Martensitic Welds Under Creep, Fatigue, and Creep-Fatigue Loading

Thorben Bender, Andreas Klenk, Stefan Weihe
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. August 2023, 145(4): 041502.
Paper No: PVT-22-1018
https://doi.org/10.1115/1.4062396
Published Online: May 25, 2023
View Article titled, Damage Assessment of Similar Martensitic Welds Under Creep, Fatigue, and Creep-Fatigue Loading
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Topics: Creep, Fatigue, Stress, Failure
Includes: Supplementary data
Proceedings Papers

CPS – an Advanced Tool for Monitoring Fatigue and Fracture on Pipes and Other Mechanical Components

Georg Wackenhut, Robert Lammert, Fabian Silber, Stefan Weihe
Proc. ASME. PVP2022, Volume 1: Codes and Standards, V001T01A022, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84753
https://doi.org/10.1115/PVP2022-84753
View Paper titled, CPS – an Advanced Tool for Monitoring Fatigue and Fracture on Pipes and Other Mechanical Components
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Topics: Fatigue, Fracture (Materials), Pipes, Stress, Monitoring systems, Computer software, Economics , Fracture mechanics, Nondestructive evaluation, Power stations
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

Investigations on the Failure Behavior of Specimens Containing Crack Fields Made by Additive Manufacturing

Ludwig Stumpfrock, Ulrich Weber, Stefan Weihe, Michael Seidenfuss, Linda Mally
Proc. ASME. PVP2022, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A053, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-84666
https://doi.org/10.1115/PVP2022-84666
View Paper titled, Investigations on the Failure Behavior of Specimens Containing Crack Fields Made by Additive Manufacturing
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Topics: Additive manufacturing, Failure, Fracture (Materials), Damage mechanics, Computer simulation, Damage, Pressure, Shear (Mechanics), Stress, Brittleness
Proceedings Papers

Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades

Lukas Frank, Stefan Weihe
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT24A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79695
https://doi.org/10.1115/GT2022-79695
View Paper titled, Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades
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Topics: Blades, Failure, Fatigue, Finite element analysis, Stress
Journal Articles

Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades

Lukas Frank, Stefan Weihe
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011013.
Paper No: GTP-22-1255
https://doi.org/10.1115/1.4055834
Published Online: October 20, 2022
View Article titled, Component Tests and Numerical Investigations to Determine the Lifetime and Failure Behavior of End Stage Blades
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Topics: Blades, Fatigue, Stress, Cycles, Damage, Finite element analysis
Proceedings Papers

Investigations on the Environmentally Assisted Fatigue Behavior of Steel Specimens for a Better Understanding of Component Fatigue in Nuclear Applications

Christian Swacek, Ludwig Stumpfrock, Stefan Weihe
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A010, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61961
https://doi.org/10.1115/PVP2021-61961
View Paper titled, Investigations on the Environmentally Assisted Fatigue Behavior of Steel Specimens for a Better Understanding of Component Fatigue in Nuclear Applications
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Topics: Fatigue, Low cycle fatigue, Steel
Proceedings Papers

A Newly Developed Measuring Principle for Precise Measurement of Forces in Test Autoclaves

Alexandra Oßwald, Martin Werz, Stefan Weihe
Proc. ASME. PVP2021, Volume 1: Codes and Standards, V001T01A018, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-62072
https://doi.org/10.1115/PVP2021-62072
View Paper titled, A Newly Developed Measuring Principle for Precise Measurement of Forces in Test Autoclaves
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Topics: Force measurement, Friction, Gaskets, High pressure (Physics), Hydrogen, Machinery, Materials properties, Materials testing, Pressure, Rods
Proceedings Papers

Temperature Dependent Failure Behaviour of Components Containing Crack Fields: An Experimental and Numerical Approach

Stefan Weihe, Ludwig Stumpfrock, Ulrich Weber, Patrick Gauder, Michael Seidenfuss
Proc. ASME. PVP2021, Volume 2: Computer Technology and Bolted Joints; Design and Analysis, V002T03A047, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61998
https://doi.org/10.1115/PVP2021-61998
View Paper titled, Temperature Dependent Failure Behaviour of Components Containing Crack Fields: An Experimental and Numerical Approach
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Topics: Failure, Fracture (Materials), Temperature
Proceedings Papers

Investigation on Leak Rates in Thin-Walled Structures

Fabian E. Silber, Ludwig Stumpfrock, Stefan Weihe
Proc. ASME. PVP2021, Volume 3: Fluid Structure Interaction; High Pressure Technology, V003T04A019, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61955
https://doi.org/10.1115/PVP2021-61955
View Paper titled, Investigation on Leak Rates in Thin-Walled Structures
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Topics: Leakage, Thin wall structures, Water, Condensers (steam plant), Databases, Flow (Dynamics), Fluids, Pressure, Temperature, Test facilities
Proceedings Papers

Reliability of Ultrasonic Testing at Crack Fields in Large Forgings

Anne Juengert, Oliver Jacobs, Patrick Gauder, Stefan Weihe
Proc. ASME. PVP2021, Volume 5: Operations, Applications, and Components; Seismic Engineering; Non-Destructive Examination, V005T09A003, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-62795
https://doi.org/10.1115/PVP2021-62795
View Paper titled, Reliability of Ultrasonic Testing at Crack Fields in Large Forgings
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Topics: Forgings (Products), Fracture (Materials), Reliability, Ultrasonic testing
Proceedings Papers

Damage Assessment of Similar Martensitic Welds Under Creep, Fatigue and Creep-Fatigue Loading

Thorben Bender, Andreas Klenk, Stefan Weihe
Proc. ASME. PVP2020, Volume 6: Materials and Fabrication, V006T06A039, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21497
https://doi.org/10.1115/PVP2020-21497
View Paper titled, Damage Assessment of Similar Martensitic Welds Under Creep, Fatigue and Creep-Fatigue Loading
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Topics: Creep, Damage assessment, Fatigue, Welded joints
Proceedings Papers

Monitoring of CMC-Jacketed Pipes for High-Temperature Applications

Anne Juengert, Maximilian Friedrich, Min Huang, Andreas Klenk, Stefan Weihe
Proc. ASME. PVP2018, Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD); Rudy Scavuzzo Student Paper Symposium and 26th Annual Student Paper Competition, V005T09A010, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-85023
https://doi.org/10.1115/PVP2018-85023
View Paper titled, Monitoring of CMC-Jacketed Pipes for High-Temperature Applications
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Topics: Ceramic matrix composites, High temperature, Pipes, Creep, Temperature, Acoustics, Steel, Acoustic emissions, Composite materials, Power stations
Proceedings Papers

Tensile and Fatigue Behavior of an Austenitic Stainless CrNi-Steel at 10 MPa Hydrogen Gas Atmosphere

Martina Schwarz, Erich Sattler, Stefan Zickler, Stefan Weihe
Proc. ASME. PVP2017, Volume 6B: Materials and Fabrication, V06BT06A045, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65988
https://doi.org/10.1115/PVP2017-65988
View Paper titled, Tensile and Fatigue Behavior of an Austenitic Stainless CrNi-Steel at 10 MPa Hydrogen Gas Atmosphere
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Topics: Fatigue, Hydrogen, Steel, Hydrogen embrittlement, Nickel, Temperature, Fatigue testing, Fatigue life, Fracture (Materials), Low temperature
Proceedings Papers

Thermo-Mechanical Loading of Full-Scale Welded Piping Components in High Temperature Water Environment

Matthias C. Kammerer, Xaver Schuler, Stefan Weihe, Michael Seidenfuß, Mi Zhou, Eckart Laurien, Rudi Kulenovic
Proc. ASME. PVP2017, Volume 4: Fluid-Structure Interaction, V004T04A007, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65606
https://doi.org/10.1115/PVP2017-65606
View Paper titled, Thermo-Mechanical Loading of Full-Scale Welded Piping Components in High Temperature Water Environment
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Topics: High temperature, Pipes, Thermomechanics, Water, Fatigue life, Fatigue, Fatigue testing, Steel, Temperature, Testing
Proceedings Papers

Investigation of Leakage Rates in Pressure Retaining Piping

Fabian E. Silber, Xaver Schuler, Stefan Weihe, Eckart Laurien, Rudi Kulenovic, Stefan Schmid, Klaus Heckmann, Jürgen Sievers
Proc. ASME. PVP2017, Volume 4: Fluid-Structure Interaction, V004T04A003, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65360
https://doi.org/10.1115/PVP2017-65360
View Paper titled, Investigation of Leakage Rates in Pressure Retaining Piping
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Topics: Leakage, Pipes, Pressure, Fracture (Materials), Nuclear power stations, Test facilities, Education, Fatigue, Fluid structure interaction, Leak-before-break
Proceedings Papers

Deformation and Failure Mechanisms of Austenitic Piping Under the Influence of Oxyhydrogen Reactions

Stefan Offermanns, Stefan Weihe
Proc. ASME. IMECE2016, Volume 9: Mechanics of Solids, Structures and Fluids; NDE, Diagnosis, and Prognosis, V009T12A025, November 11–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2016-66692
https://doi.org/10.1115/IMECE2016-66692
View Paper titled, Deformation and Failure Mechanisms of Austenitic Piping Under the Influence of Oxyhydrogen Reactions
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Topics: Deformation, Failure mechanisms, Pipes, Explosions, Failure, Shear (Mechanics), Damage, Boiling water reactors, Computer simulation, Cooling