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Proceedings Papers

Experimental and Numerical Assessment of the Impact of Part-Span Connectors on Turbine Efficiency and Flow Field

C. Brüggemann, M. Schatz, D. M. Vogt, F. Popig
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A030, June 17–21, 2019
Paper No: GT2019-91815
DOI: https://doi.org/10.1115/GT2019-91815
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Topics: Flow (Dynamics), Turbines, Blades, Equilibrium (Physics), Steam, Computational fluid dynamics, Condensation, Damping, Design, Machinery
Proceedings Papers

A Numerical Investigation of the Impact of Part-Span Connectors on the Flow Field in a Linear Cascade

C. Brüggemann, M. Schatz, D. M. Vogt, F. Popig
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A005, June 26–30, 2017
Paper No: GT2017-63359
DOI: https://doi.org/10.1115/GT2017-63359
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Wakes, Blades, Design, Yaw, Computational fluid dynamics, Degrees of freedom, Energy dissipation, Engineering simulation
Proceedings Papers

Experimental and Numerical Investigation of the Flow in a LP Industrial Steam Turbine With Part-Span Connectors

M. Häfele, C. Traxinger, M. Grübel, M. Schatz, D. M. Vogt, R. Drozdowski
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A005, June 15–19, 2015
Paper No: GT2015-42202
DOI: https://doi.org/10.1115/GT2015-42202
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Topics: Flow (Dynamics), Steam turbines, Computational fluid dynamics, Blades, Pressure, Steam, Turbines, Equilibrium (Physics), Friction, Probes
Journal Articles

Two-Phase Flow Modeling and Measurements in Low-Pressure Turbines—Part II: Turbine Wetness Measurement and Comparison to Computational Fluid Dynamics-Predictions

M. Schatz, T. Eberle, M. Grübel, J. Starzmann, D. M. Vogt, N. Suerken
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2015, 137(4): 042603.
Paper No: GTP-14-1443
DOI: https://doi.org/10.1115/1.4028547
Published Online: October 28, 2014
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Topics: Computational fluid dynamics, Condensation, Drops, Flow (Dynamics), Pressure, Steam, Stress, Turbines, Modeling, Steam turbines
Journal Articles

Two-Phase Flow Modeling and Measurements in Low-Pressure Turbines—Part I: Numerical Validation of Wet Steam Models and Turbine Modeling

M. Grübel, J. Starzmann, M. Schatz, T. Eberle, D. M. Vogt, F. Sieverding
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2015, 137(4): 042602.
Paper No: GTP-14-1442
DOI: https://doi.org/10.1115/1.4028468
Published Online: October 28, 2014
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Topics: Condensation, Drops, Flow (Dynamics), Modeling, Nucleation (Physics), Pressure, Simulation, Steam, Turbines, Nozzles
Proceedings Papers

Numerical Investigation of the Impact of Part-Span Connectors on Aero-Thermodynamics in a Low Pressure Industrial Steam Turbine

M. Häfele, J. Starzmann, M. Grübel, M. Schatz, D. M. Vogt, R. Drozdowski, L. Völker
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A004, June 16–20, 2014
Paper No: GT2014-25177
DOI: https://doi.org/10.1115/GT2014-25177
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Topics: Pressure, Steam turbines, Thermodynamics, Blades, Flow (Dynamics), Equilibrium (Physics), Friction, Steam, Computational fluid dynamics, Cross-flow
Proceedings Papers

Two-Phase Flow Modeling and Measurements in Low-Pressure Turbines: Part 1 — Numerical Validation of Wet Steam Models and Turbine Modeling

M. Grübel, J. Starzmann, M. Schatz, T. Eberle, D. M. Vogt, F. Sieverding
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A005, June 16–20, 2014
Paper No: GT2014-25244
DOI: https://doi.org/10.1115/GT2014-25244
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Topics: Modeling, Pressure, Steam, Turbines, Two-phase flow, Equilibrium (Physics), Stress, Flow (Dynamics), Diffusers, Calibration
Proceedings Papers

Two-Phase Flow Modeling and Measurements in Low-Pressure Turbines: Part 2 — Turbine Wetness Measurement and Comparison to CFD-Predictions

M. Schatz, T. Eberle, M. Grübel, J. Starzmann, D. M. Vogt, N. Sürken
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A006, June 16–20, 2014
Paper No: GT2014-25245
DOI: https://doi.org/10.1115/GT2014-25245
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Topics: Computational fluid dynamics, Modeling, Pressure, Turbines, Two-phase flow, Flow (Dynamics), Steam, Steam turbines, Cascades (Fluid dynamics), Drops
Proceedings Papers

Modelling and Validation of Wet Steam Flow in a Low Pressure Steam Turbine

Jo¨rg Starzmann, M. Schatz, M. V. Casey, J. F. Mayer, Frank Sieverding
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 2335-2346, June 6–10, 2011
Paper No: GT2011-45672
DOI: https://doi.org/10.1115/GT2011-45672
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Topics: Flow (Dynamics), Modeling, Pressure, Steam, Steam turbines, Drops, Turbines, Condensation, Nucleation (Physics), Blades
Journal Articles

The Influence of the Total Pressure Profile on the Performance of Axial Gas Turbine Diffusers

A. Hirschmann, S. Volkmer, M. Schatz, C. Finzel, M. Casey, M. Montgomery
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. March 2012, 134(2): 021017.
DOI: https://doi.org/10.1115/1.4003064
Published Online: June 29, 2011
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Topics: Diffusers, Flow (Dynamics), Mach number, Pressure
Proceedings Papers

The Influence of the Total Pressure Profile on the Performance of Axial Gas Turbine Diffusers

A. Hirschmann, S. Volkmer, M. Schatz, C. Finzel, M. Casey, M. Montgomery
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 1197-1207, June 14–18, 2010
Paper No: GT2010-22481
DOI: https://doi.org/10.1115/GT2010-22481
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Topics: Diffusers, Gas turbines, Pressure, Engineering simulation, Flow separation, Simulation, Turbines, Boundary-value problems, Combined heat and power, Computational fluid dynamics