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Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T17A002, June 13–17, 2022

Paper No: GT2022-80207

DOI: https://doi.org/10.1115/GT2022-80207

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Topics: Fatigue cracks, Fracture (Materials)

Proceedings Papers

Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Christian Kontermann, Alexander Erbe, Fabian Conrad, Karl Michael Kraemer, Matthias Oechsner

Paper No: GT2022-82885

DOI: https://doi.org/10.1115/GT2022-82885

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Topics: Damage, Deformation, Steel, Temperature, Cycles, Fatigue life, Fracture (Materials), Databases, Design, Electromagnetic induction

Journal Articles

Comparison of Cast, Wrought, and LPBF Processed IN718 Concerning Crack Growth Threshold and Fatigue Crack Growth Behavior

Timo Brune, Karl Michael Kraemer, Christian Kontermann, Matthias Oechsner

J. Eng. Gas Turbines Power. January 2023, 145(1): 011016.

Paper No: GTP-22-1338

DOI: https://doi.org/10.1115/1.4055706

Published Online: October 21, 2022

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Topics: Fatigue cracks, Fracture (Materials), Stress, Temperature

Proceedings Papers

Application of Damage Mechanics and Polynomial Chaos Expansion for Lifetime Prediction of High-Temperature Components Under Creep-Fatigue Loading

Felix Koelzow, Muhammad Mohsin Khan, Christian Kontermann, Matthias Oechsner

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A025, September 21–25, 2020

Paper No: GT2020-16205

DOI: https://doi.org/10.1115/GT2020-16205

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Topics: Chaos, Creep, Damage mechanics, Fatigue, High temperature, Polynomials, Damage, Probability, Cycles, Failure

Proceedings Papers

Experimental LCF Study of a Probabilistically Optimized Double Notch Specimen Geometry for Validation of Deterministic and Probabilistic Design Concepts

Marcel Adam, Sebastian Schmitz, Suhas Suresh, Dirk Kulawinski, Alexander Erbe, Lucas Mäde, Sesha Gundavarapu, Christian Kontermann, Matthias Oechsner

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT28A003, September 21–25, 2020

Paper No: GT2020-14557

DOI: https://doi.org/10.1115/GT2020-14557

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Topics: Alternating current potential drop techniques, Design, Geometry, Shape optimization, Size effect, Testing

Proceedings Papers

Application and Verification of an Engineering Approach to Assess Notch Support for Low Cycle Fatigue Loadings

Florian Garnadt, Christian Kontermann, Henning Almstedt, Matthias Oechsner

Proc. ASME. GT2020, Volume 10B: Structures and Dynamics, V10BT27A020, September 21–25, 2020

Paper No: GT2020-15402

DOI: https://doi.org/10.1115/GT2020-15402

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Topics: Cycles, Design, Failure, Finite element analysis, Fracture (Materials), Low cycle fatigue, Plasticity, Steel, Stress

Journal Articles

Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter

Felix Koelzow, Christian Kontermann, Klaus Helbig, Dennis Jarmowski

J. Eng. Gas Turbines Power. January 2020, 142(1): 011008.

Paper No: GTP-19-1470

DOI: https://doi.org/10.1115/1.4045276

Published Online: November 27, 2019

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Topics: Creep, Cycles, Damage, Design, Electromagnetic scattering, Fracture (Materials), Probability, Rupture, Steel, Stress

Journal Articles

Toward a Better Understanding of Crack Growth in Nickel-Cast Alloys Under Creep-Fatigue and Thermo-Mechanical Fatigue Conditions

Karl Michael Kraemer, Falk Mueller, Christian Kontermann, Matthias Oechsner

J. Eng. Gas Turbines Power. January 2020, 142(1): 011004.

Paper No: GTP-19-1471

DOI: https://doi.org/10.1115/1.4045310

Published Online: November 25, 2019

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Topics: Fracture (Materials), Stress, Creep, Fatigue, Cycles

Proceedings Papers

Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter

Klaus Helbig, Dennis Jarmowski, Felix Koelzow, Christian Kontermann

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A025, June 17–21, 2019

Paper No: GT2019-91297

DOI: https://doi.org/10.1115/GT2019-91297

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Topics: Electromagnetic scattering, Steel, Uncertainty, Creep, Stress, Damage, Fracture (Materials), Parameter estimation, Probability, Transients (Dynamics)

Proceedings Papers

Aspects of Creep Fatigue Lifetime Assessment for High Temperature Components With Accumulative Model

Stefan Linn, Christian Kontermann, Matthias Oechsner

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A020, June 17–21, 2019

Paper No: GT2019-90909

DOI: https://doi.org/10.1115/GT2019-90909

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Topics: Creep, Fatigue, High temperature, Damage, Power stations, Stress, Accounting, Constitutive equations, Engineers, Fatigue damage

Proceedings Papers

Application Concepts and Experimental Validation of Constitutive Material Models for Creep-Fatigue Assessment of Components

Christian Kontermann, Stefan Linn, Matthias Oechsner

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A026, June 17–21, 2019

Paper No: GT2019-91450

DOI: https://doi.org/10.1115/GT2019-91450

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Topics: Creep, Fatigue, Cycles, Design, Machine components, Machine learning, Model development, Trains, Turbochargers

Proceedings Papers

Assessment of Power Plant Components With Flaws and Defects Operating in the Long-Term Creep Range

Magdalena Speicher, Thorben Bender, Andreas Klenk, Falk Mueller, Christian Kontermann, Juergen Ewald

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A027, June 17–21, 2019

Paper No: GT2019-91479

DOI: https://doi.org/10.1115/GT2019-91479

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Topics: Creep, Fracture (Materials), Power stations

Proceedings Papers

Towards a Better Understanding of Crack Growth in Nickel-Cast Alloys Under Creep-Fatigue and Thermo-Mechanical Fatigue Conditions

Karl Michael Kraemer, Falk Mueller, Christian Kontermann, Matthias Oechsner

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A033, June 17–21, 2019

Paper No: GT2019-92028

DOI: https://doi.org/10.1115/GT2019-92028

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Topics: Alloys, Creep, Fatigue, Fracture (Materials), Nickel, Thermomechanics, Stress, Cycles, Damage, Phase shift

Journal Articles

Assessment of Power Plant Components With Flaws and Defects Operating in the Long-Term Creep Range

Magdalena Speicher, Thorben Bender, Andreas Klenk, Falk Mueller, Christian Kontermann, Juergen Ewald

J. Eng. Gas Turbines Power. November 2019, 141(11): 111013.

Paper No: GTP-19-1456

DOI: https://doi.org/10.1115/1.4045020

Published Online: October 16, 2019

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Topics: Creep, Fracture (Materials), Alloys, Stress

Journal Articles

On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep-Fatigue Lifetime Assessment

Christian Kontermann, Henning Almstedt, Falk Müller, Matthias Oechsner

J. Eng. Gas Turbines Power. December 2018, 140(12): 121014.

Paper No: GTP-18-1309

DOI: https://doi.org/10.1115/1.4040733

Published Online: October 31, 2018

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Topics: Fracture (Materials), Creep, Stress

Proceedings Papers

On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep Fatigue Lifetime Assessment

Christian Kontermann, Henning Almstedt, Falk Müller, Matthias Oechsner

Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A015, June 11–15, 2018

Paper No: GT2018-75681

DOI: https://doi.org/10.1115/GT2018-75681

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Topics: Creep, Fatigue, Fracture (Materials), Fracture (Process), Finite element methods, Finite element model, Steam turbines

Journal citation

NARROW

Deformation and Damage Behavior of a 1Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Assessing the Structural Integrity of Plasma-Sprayed Multilayer Thermal Barrier Coatings

Assessing the Structural Integrity of Plasma-Sprayed Multilayer Thermal Barrier Coatings

Comparison of Cast, Wrought and LPBF Processed IN718 Concerning Crack Growth Threshold and Fatigue Crack Growth Behavior

Deformation and Damage Behavior of a 1 Cr-Cast Steel Under Multiaxial Loading at Elevated Temperatures

Comparison of Cast, Wrought, and LPBF Processed IN718 Concerning Crack Growth Threshold and Fatigue Crack Growth Behavior

Application of Damage Mechanics and Polynomial Chaos Expansion for Lifetime Prediction of High-Temperature Components Under Creep-Fatigue Loading

Experimental LCF Study of a Probabilistically Optimized Double Notch Specimen Geometry for Validation of Deterministic and Probabilistic Design Concepts

Application and Verification of an Engineering Approach to Assess Notch Support for Low Cycle Fatigue Loadings

Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter

Toward a Better Understanding of Crack Growth in Nickel-Cast Alloys Under Creep-Fatigue and Thermo-Mechanical Fatigue Conditions

Probabilistic Lifetime Assessment Approach of 2%-Cr Steel Considering Material and Loading Profile Scatter

Aspects of Creep Fatigue Lifetime Assessment for High Temperature Components With Accumulative Model

Application Concepts and Experimental Validation of Constitutive Material Models for Creep-Fatigue Assessment of Components

Assessment of Power Plant Components With Flaws and Defects Operating in the Long-Term Creep Range

Towards a Better Understanding of Crack Growth in Nickel-Cast Alloys Under Creep-Fatigue and Thermo-Mechanical Fatigue Conditions

Assessment of Power Plant Components With Flaws and Defects Operating in the Long-Term Creep Range

On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep-Fatigue Lifetime Assessment

On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep Fatigue Lifetime Assessment

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