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Keywords: turbine cooling
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Proceedings Papers

Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A029, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127175
... Beijing, China li_xy@tsinghua.edu.cn Ren Jing Tsinghua University Beijing, China ABSTRACT With the continuous increase of inlet temperature of the gas turbine, the design of turbine cooling structures is facing great challenge. The fluid-network method is widely used in the initial stage of the turbine...
Proceedings Papers

Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124972
.... The sensitivity analysis with losses showed that the mitigation of constant pressure combustion loss is more important than the inlet pressure loss for PGC in CC application. Finally, it was shown that the improvements in turbine cooling technology could increase the efficiency of a high TIT PGC combined cycle...
Proceedings Papers

Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125969
... resulted in a cooling reduction of 10.71% at the maximum turbine entry temperature considered which corresponds to a 3.4% increase in thermal efficiency. ceramic matrix composites cycle modeling cooling reduction turbine cooling Proceedings of ASME Turbo Expo 2024 Turbomachinery Technical...
Proceedings Papers

Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T15A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123956
... design phase. turbine cooling film cooling CFD CHT 1D network model hybrid approach turbomachinery Proceedings of ASME Turbo Expo 2024 Turbomachinery Technical Conference and Exposition GT2024 June 24-28, 2024, London, United Kingdom GT2024-123956 EFFICIENT MODELLING OF BLADE COOLING USING...
Proceedings Papers

Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103632
... were observed between the optimizations. optimization sensitivity analysis turbine cooling cooling system parametrization Proceedings of ASME Turbo Expo 2023 Turbomachinery Technical Conference and Exposition GT2023 June 26-30, 2023, Boston, Massachusetts, USA GT2023-103632 THERMODYNAMIC...
Proceedings Papers

Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103275
... in the following pass after the turns. This work provides stationary and rotational heat transfer coefficients in the tip and hub turning regions in blades, and heat transfer correlations for a variety of cooling channel designs are generated, which is of benefit to the gas turbine community. turbine cooling...
Proceedings Papers

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82035
.... For pressure loss, the turning vane provided approximately 8% reduction in the 45 deg criss-cross rib case, which was the highest in the rib cases. The 45 deg criss-cross ribs presented the highest thermal performance with the turning vane. Keywords: Turbine cooling, Rotational heat transfer, Bladeshaped...
Proceedings Papers

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A009, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59352
..., but this cooling air is nonchargeable. A preliminary design is proposed and shown to demonstrate the desired performance and operates below the heat flux limitations of the heat pipe. heat pipe turbine cooling additive manufacturing Proceedings of ASME Turbo Expo 2021 Turbomachinery Technical...
Proceedings Papers

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A011, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59394
... modifications. Use of high porosity conductive foam in the impingement space has shown marked improvement in heat transfer performance. A list of possible research topics based on this discussion are provided in conclusion. impingement heat transfer jet impingement turbine cooling orifice crossflow...
Proceedings Papers

Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A012, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59400
... for each cooling the gas turbine blade internal cooling designs. channel. The effect of passage orientation on the heat transfer and pressure loss is investigated by comparing to a planar Keywords: Turbine Cooling; Rotating Heat Transfer, channel design with a similar geometry. Following the blade Blade...
Proceedings Papers

Proc. ASME. GT2013, Volume 3B: Heat Transfer, V03BT11A018, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95934
... Biot-Number Analogy for Design of Experiments in Turbine Cooling Tom I-P. Shih and Saiprashanth Gomatam Ramachandran School of Aeronautics and Astronautics, Purdue University, West Lafayette, IN 47907-2045 ABSTRACT Cooling of turbine components that come in contact with the hot gases strongly...
Proceedings Papers

Proc. ASME. GT2010, Volume 3: Controls, Diagnostics and Instrumentation; Cycle Innovations; Marine, 703-710, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22867
... are discussed. Gas Turbine Performance Axial Flow Compressor Turbine Cooling Compressible Flows Copyright © 2010 by ASME 1 PERFORMANCE STUDY OF A 1 MW GAS TURBINE USING VARIABLE GEOMETRY COMPRESSOR AND TURBINE BLADE COOLING Cleverson Bringhenti Instituto Tecnológico de Aeronáutica - ITA Gas Turbine...
Proceedings Papers

Proc. ASME. GT2005, Volume 3: Turbo Expo 2005, Parts A and B, 563-571, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-68591
... turbine cooling liquid metals vaporization cooling A new method of turbine blade cooling, the Return Flow Cascade, has been developed in which vaporization of a liquid metal such as potassium is used to maintain the blade surface at a nearly uniform temperature. Turbine blades cooled...