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Nils Ohlendorf
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Proceedings Papers

Experimental Investigation of a Leading Edge Cooling System With Optimized Inclined Racetrack Holes

Carlo Carcasci, Bruno Facchini, Lorenzo Tarchi, Nils Ohlendorf
Proc. ASME. GT2014, Volume 5A: Heat Transfer, V05AT12A034, June 16–20, 2014
Paper No: GT2014-26219
DOI: https://doi.org/10.1115/GT2014-26219
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Topics: Cooling systems, Cavities, Cooling, Engines, Film cooling, Flow (Dynamics), Geometry, Heat transfer, High pressure (Physics), Liquid crystals
Proceedings Papers

Experimental Investigation on the Heat Transfer of a Leading Edge Cooling System: Effects of Jet-to-Jet Spacing and Showerhead Extraction

Bruno Facchini, Francesco Maiuolo, Lorenzo Tarchi, Nils Ohlendorf
Proc. ASME. GT2013, Volume 3A: Heat Transfer, V03AT12A026, June 3–7, 2013
Paper No: GT2013-94759
DOI: https://doi.org/10.1115/GT2013-94759
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Topics: Cooling systems, Heat transfer, Cavities, Cooling, Engines, Film cooling, Flow (Dynamics), Geometry, Heat transfer coefficients, Liquid crystals
Proceedings Papers

Active Control of Combustion Instabilities in a Matrix Burner Using Primary and Pilot Fuel and Acoustic Forcing

Dieter Bohn, Nils Ohlendorf, Frank Weidner, James F. Willie
Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 1323-1335, June 14–18, 2010
Paper No: GT2010-23751
DOI: https://doi.org/10.1115/GT2010-23751
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Topics: Acoustics, Combustion, Fuels, Combustion chambers, Pressure, Emissions, Heat, Loudspeakers, Flames, Flow (Dynamics)
Proceedings Papers

Phase Shift Control of Combustion Instability in a Gas Turbine Matrix Burner Using Acoustic Forcing and Pulsed Fuel Injection

Dieter Bohn, James F. Willie, Nils Ohlendorf
Proc. ASME. GT2009, Volume 2: Combustion, Fuels and Emissions, 49-60, June 8–12, 2009
Paper No: GT2009-59083
DOI: https://doi.org/10.1115/GT2009-59083
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Topics: Acoustics, Combustion, Fuels, Gas turbines, Phase shift, Combustion chambers, Computational fluid dynamics, Loudspeakers, Control equipment, Design
Proceedings Papers

Experimental and Numerical Studies of Diesel Spray Evaporation and Combustion in a Gas Turbine Matrix Burner

Dieter Bohn, James F. Willie, Nils Ohlendorf
Proc. ASME. GT2009, Volume 2: Combustion, Fuels and Emissions, 287-298, June 8–12, 2009
Paper No: GT2009-59348
DOI: https://doi.org/10.1115/GT2009-59348
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Topics: Combustion, Diesel, Evaporation, Gas turbines, Sprays, Fuels, Design, Combustion chambers, Ejectors, Flow simulation
Proceedings Papers

Thermoacoustic Modeling and Transfer Functions Determination for a Matrix Burner Using Unsteady CFD

Dieter Bohn, James F. Willie, Nils Ohlendorf
Proc. ASME. GT2008, Volume 3: Combustion, Fuels and Emissions, Parts A and B, 239-251, June 9–13, 2008
Paper No: GT2008-50370
DOI: https://doi.org/10.1115/GT2008-50370
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Topics: Computational fluid dynamics, Modeling, Transfer functions, Flames, Combustion chambers, Fuels, Acoustics, Combustion, Flow (Dynamics), Frequency response
Proceedings Papers

Influence of an Axial and Radial Rim Seal Geometry on Hot Gas Ingestion Into the Upstream Cavity of a 1.5-Stage Turbine

Dieter E. Bohn, Achim Decker, Nils Ohlendorf, Ralf Jakoby
Proc. ASME. GT2006, Volume 3: Heat Transfer, Parts A and B, 1413-1422, May 8–11, 2006
Paper No: GT2006-90453
DOI: https://doi.org/10.1115/GT2006-90453
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Topics: Cavities, Geometry, Rotors, Sealing (Process), Stators, Turbines