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Proceedings Papers

Automated Design Space Exploration of Advanced-Shaped Film Cooling Holes Using the SHERPA Algorithm

Karsten Kusterer, Jens Dickhoff, Noël T. Campana, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari, Dieter Bohn
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT12A004, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56194
https://doi.org/10.1115/GT2016-56194
View Paper titled, Automated Design Space Exploration of Advanced-Shaped Film Cooling Holes Using the SHERPA Algorithm
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Topics: Algorithms, Design, Film cooling, Cooling, Shapes, Cross-flow, Gas turbines, Geometry, Robustness, Vortices
Proceedings Papers

Conjugate Heat Transfer Analysis of a Blade Leading Edge Cooling Configuration Using Double Swirl Chambers

Karsten Kusterer, Peter Bühler, Gang Lin, Takao Sugimoto, Dieter Bohn, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2016, Volume 5B: Heat Transfer, V05BT11A010, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56937
https://doi.org/10.1115/GT2016-56937
View Paper titled, Conjugate Heat Transfer Analysis of a Blade Leading Edge Cooling Configuration Using Double Swirl Chambers
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Topics: Blades, Cooling, Heat transfer, Temperature, Impingement cooling, Turbines, Cooling systems, Design, Gas turbines, Geometry
Proceedings Papers

Novel Gas Turbine Blade Leading Edge Cooling Configuration Using Advanced Double Swirl Chambers

Karsten Kusterer, Gang Lin, Takao Sugimoto, Dieter Bohn, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2015, Volume 5A: Heat Transfer, V05AT11A006, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42400
https://doi.org/10.1115/GT2015-42400
View Paper titled, Novel Gas Turbine Blade Leading Edge Cooling Configuration Using Advanced Double Swirl Chambers
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Topics: Blades, Cooling, Gas turbines, Heat transfer, Flow (Dynamics), Impingement cooling, Boundary-value problems, Heat flux, Pressure, Pressure drop
Proceedings Papers

Design and Development of a Two Stage Transonic Axial Flow Compressor

Katsushi Nagai, Kazuaki Ikesawa, Takao Sugimoto, Toshinao Tanaka, Hiroshi Umino, Takeshi Ryuguji
Proc. ASME. GT1996, Volume 1: Turbomachinery, V001T01A015, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-059
https://doi.org/10.1115/96-GT-059
View Paper titled, Design and Development of a Two Stage Transonic Axial Flow Compressor
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Topics: Axial flow, Design, Airfoils, Blades, Compressors, Design methodology, Rotors, Test facilities, Computational fluid dynamics, Industrial gases
Proceedings Papers

3-D Internal Flow and Conjugate Calculations of a Convective Cooled Turbine Blade With Serpentine-Shaped and Ribbed Channels

Dieter E. Bohn, Volker J. Becker, Karsten A. Kusterer, Yokiu Otsuki, Takao Sugimoto, Ryozo Tanaka
Proc. ASME. GT1999, Volume 3: Heat Transfer; Electric Power; Industrial and Cogeneration, V003T01A062, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-220
https://doi.org/10.1115/99-GT-220
View Paper titled, 3-D Internal Flow and Conjugate Calculations of a Convective Cooled Turbine Blade With Serpentine-Shaped and Ribbed Channels
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Topics: Internal flow, Turbine blades, Cooling, Heat transfer, Blades, Flow (Dynamics), Fluid dynamics, Design, Gas turbines, Boundary-value problems
Proceedings Papers

Leading Edge Cooling of a Gas Turbine Blade With Double Swirl Chambers

Karsten Kusterer, Gang Lin, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2014, Volume 5A: Heat Transfer, V05AT12A024, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25851
https://doi.org/10.1115/GT2014-25851
View Paper titled, Leading Edge Cooling of a Gas Turbine Blade With Double Swirl Chambers
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Topics: Blades, Cooling, Gas turbines, Flow (Dynamics), Heat transfer, Impingement cooling, Coolants, Heat flux, Pressure, Reynolds number
Proceedings Papers

Nekomimi Film Cooling Holes Configuration Under Conjugate Heat Transfer Conditions

Karsten Kusterer, Nurettin Tekin, Tobias Wüllner, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2014, Volume 5B: Heat Transfer, V05BT13A028, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25845
https://doi.org/10.1115/GT2014-25845
View Paper titled, Nekomimi Film Cooling Holes Configuration Under Conjugate Heat Transfer Conditions
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Topics: Film cooling, Heat transfer, Cooling, Flow (Dynamics), Heat conduction, Vortices, Gas turbines, Jets, Blades, Combustion
Proceedings Papers

Performance Investigation Into Supersonic Diffuser for a High Pressure Centrifugal Compressor

Takao Sugimoto, Tsukinami Kawanishi, Hiroshige Kumamaru, Yasumasa Tohbe
Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A004, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25104
https://doi.org/10.1115/GT2014-25104
View Paper titled, Performance Investigation Into Supersonic Diffuser for a High Pressure Centrifugal Compressor
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Topics: Compressors, Diffusers, High pressure (Physics), Flow (Dynamics), Impellers, Unsteady flow, Design, Industrial gases, Pipes, Pressure
Proceedings Papers

Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 1 — Ambient Air Flow Conditions

Karsten Kusterer, Nurettin Tekin, Frederieke Reiners, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A040, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95027
https://doi.org/10.1115/GT2013-95027
View Paper titled, Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 1 — Ambient Air Flow Conditions
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Topics: Air flow, Film cooling, Vortices
Proceedings Papers

Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 2 — Hot Gas Flow Conditions

Karsten Kusterer, Nurettin Tekin, Azadeh Kasiri, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT13A042, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95042
https://doi.org/10.1115/GT2013-95042
View Paper titled, Highest-Efficient Film Cooling by Improved NEKOMIMI Film Cooling Holes: Part 2 — Hot Gas Flow Conditions
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Topics: Film cooling, Gas flow, Vortices
Proceedings Papers

Heat Transfer Enhancement for Gas Turbine Internal Cooling by Application of Double Swirl Cooling Chambers

Karsten Kusterer, Gang Lin, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2013, Volume 3A: Heat Transfer, V03AT12A027, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94774
https://doi.org/10.1115/GT2013-94774
View Paper titled, Heat Transfer Enhancement for Gas Turbine Internal Cooling by Application of Double Swirl Cooling Chambers
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Topics: Cooling, Gas turbines, Heat transfer, Flow (Dynamics), Blades, Boundary-value problems, Fluids, Heat transfer coefficients, Pipes, Reynolds number
Proceedings Papers

Combined Solar Thermal Gas Turbine and Organic Rankine Cycle Application for Improved Cycle Efficiencies

Karsten Kusterer, René Braun, Linda Köllen, Takao Sugimoto, Kazuhiko Tanimura, Dieter Bohn
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T05A005, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94713
https://doi.org/10.1115/GT2013-94713
View Paper titled, Combined Solar Thermal Gas Turbine and Organic Rankine Cycle Application for Improved Cycle Efficiencies
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Topics: Brayton cycle, Cycles, Gas turbines, Organic Rankine cycle, Solar energy
Proceedings Papers

Comparative Study of Solar Thermal Brayton Cycles Operated With Helium or Argon

Karsten Kusterer, René Braun, Norbert Moritz, Takao Sugimoto, Kazuhiko Tanimura, Dieter Bohn
Proc. ASME. GT2013, Volume 4: Ceramics; Concentrating Solar Power Plants; Controls, Diagnostics and Instrumentation; Education; Electric Power; Fans and Blowers, V004T05A007, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94990
https://doi.org/10.1115/GT2013-94990
View Paper titled, Comparative Study of Solar Thermal Brayton Cycles Operated With Helium or Argon
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Topics: Brayton cycle, Gas turbines, Helium, Solar energy
Proceedings Papers

Experimental and Numerical Investigations of the NEKOMIMI Film Cooling Technology

Karsten Kusterer, Nurettin Tekin, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 1299-1310, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68400
https://doi.org/10.1115/GT2012-68400
View Paper titled, Experimental and Numerical Investigations of the NEKOMIMI Film Cooling Technology
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Topics: Film cooling
Proceedings Papers

The NEKOMIMI Cooling Technology: Cooling Holes With Ears for High-Efficient Film Cooling

Karsten Kusterer, Anas Elyas, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 303-313, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45524
https://doi.org/10.1115/GT2011-45524
View Paper titled, The NEKOMIMI Cooling Technology: Cooling Holes With Ears for High-Efficient Film Cooling
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Topics: Cooling, Ear, Film cooling
Proceedings Papers

Film Cooling Effectiveness Comparison Between Shaped- and Double Jet Film Cooling Holes in a Row Arrangement

Karsten Kusterer, Anas Elyas, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2010, Volume 4: Heat Transfer, Parts A and B, 1503-1515, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22604
https://doi.org/10.1115/GT2010-22604
View Paper titled, Film Cooling Effectiveness Comparison Between Shaped- and Double Jet Film Cooling Holes in a Row Arrangement
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Topics: Film cooling
Proceedings Papers

A Parametric Study on the Influence of the Lateral Ejection Angle of Double-Jet Holes on the Film Cooling Effectiveness for High Blowing Ratios

Karsten Kusterer, Anas Elyas, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka, Masahide Kazari
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 199-211, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59321
https://doi.org/10.1115/GT2009-59321
View Paper titled, A Parametric Study on the Influence of the Lateral Ejection Angle of Double-Jet Holes on the Film Cooling Effectiveness for High Blowing Ratios
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Topics: Film cooling
Proceedings Papers

Double-Jet Film-Cooling for Highly Efficient Film-Cooling With Low Blowing Ratios

Karsten Kusterer, Anas Elyas, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka
Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 23-34, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50073
https://doi.org/10.1115/GT2008-50073
View Paper titled, Double-Jet Film-Cooling for Highly Efficient Film-Cooling With Low Blowing Ratios
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Topics: Film cooling
Proceedings Papers

Influence of Blowing Ratio on the Double-Jet Ejection of Cooling Air

Karsten Kusterer, Dieter Bohn, Takao Sugimoto, Ryozo Tanaka
Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 305-315, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27301
https://doi.org/10.1115/GT2007-27301
View Paper titled, Influence of Blowing Ratio on the Double-Jet Ejection of Cooling Air
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Topics: Cooling, Film cooling, Vortices, Blades, Gas turbines, Jets, Kidney, Computer simulation, Thermal efficiency
Proceedings Papers

Development of a 20MW-Class High-Efficiency Gas Turbine L20A

Takao Sugimoto, Katsushi Nagai, Masanori Ryu, Ryozo Tanaka, Takeshi Kimura, Takashi Nagatomo
Proc. ASME. GT2002, Volume 4: Turbo Expo 2002, Parts A and B, 253-259, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30255
https://doi.org/10.1115/GT2002-30255
View Paper titled, Development of a 20MW-Class High-Efficiency Gas Turbine L20A
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Topics: Gas turbines, Combined heat and power, Combustion chambers, Design, Emissions, Temperature, Thermal efficiency, Axial flow, Cogeneration systems, Combined cycles