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Henning Almstedt
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75681
https://doi.org/10.1115/GT2018-75681
View Paper titled, On the Evaluation and Consideration of Fracture Mechanical Notch Support Within a Creep Fatigue Lifetime Assessment
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Topics: Creep, Fatigue, Fracture (Materials), Fracture (Process), Finite element methods, Finite element model, Steam turbines
Proceedings Papers

Setup, Validation and Probabilistic Robustness Estimation of a Model for Prediction of LCF in Steam Turbine Rotors

David Pusch, Matthias Voigt, Konrad Vogeler, Peter Dumstorff, Henning Almstedt
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A031, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57321
https://doi.org/10.1115/GT2016-57321
View Paper titled, Setup, Validation and Probabilistic Robustness Estimation of a Model for Prediction of LCF in Steam Turbine Rotors
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Topics: Robustness, Rotors, Steam turbines, Boundary-value problems, Stress, Finite element model, Temperature, Transients (Dynamics), Turbines, Electromagnetic scattering
Proceedings Papers

The Role of Advanced Fracture Mechanics Evaluation Methods for Turbine Components

Henning Almstedt, Torsten-Ulf Kern, David Segletes, Michael Loehr
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A032, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57339
https://doi.org/10.1115/GT2016-57339
View Paper titled, The Role of Advanced Fracture Mechanics Evaluation Methods for Turbine Components
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Topics: Evaluation methods, Fracture mechanics, Turbine components, Fracture (Materials), Design, Ductility, Crack propagation, Dimensions, Failure, Failure mechanisms
Proceedings Papers

Efficient Multi-Objective Optimization of Labyrinth Seal Leakage in Steam Turbines Based on Hybrid Surrogate Models

Kevin Cremanns, Dirk Roos, Simon Hecker, Peter Dumstorff, Henning Almstedt, Christian Musch
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A024, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57457
https://doi.org/10.1115/GT2016-57457
View Paper titled, Efficient Multi-Objective Optimization of Labyrinth Seal Leakage in Steam Turbines Based on Hybrid Surrogate Models
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Topics: Leakage, Pareto optimization, Steam turbines, Optimization, Engineering disciplines, Power stations, Stress, Turbine components, Anisotropy, Approximation
Proceedings Papers

Application of an Advanced Creep-Fatigue Procedure for Flexible Design of Steam Turbine Rotors Based on Fracture Mechanics Methods

Shilun Sheng, Henning Almstedt
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A020, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25633
https://doi.org/10.1115/GT2014-25633
View Paper titled, Application of an Advanced Creep-Fatigue Procedure for Flexible Design of Steam Turbine Rotors Based on Fracture Mechanics Methods
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Topics: Creep, Design, Fatigue, Fracture mechanics, Rotors, Steam turbines, Fracture (Materials), Ductility, High temperature, Crack propagation
Proceedings Papers

Robust Methods for Creep Fatigue Analysis of Power Plant Components Under Cyclic Transient Thermal Loading

Yevgen Kostenko, Henning Almstedt, Konstantin Naumenko, Stefan Linn, Alfred Scholz
Proc. ASME. GT2013, Volume 5B: Oil and Gas Applications; Steam Turbines, V05BT25A040, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95680
https://doi.org/10.1115/GT2013-95680
View Paper titled, Robust Methods for Creep Fatigue Analysis of Power Plant Components Under Cyclic Transient Thermal Loading
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Topics: Creep, Fatigue analysis, Power stations, Transients (Dynamics), Constitutive equations, Damage, High temperature, Steel, Stress, Cycles