Topics: Cascades (Fluid dynamics) , Coolants , Cooling , Film cooling , Flow (Dynamics) , Geometry , Pressure , Suction , High pressure (Physics) , Nozzle guide vanes

Application of an Immersed Boundary Method on an Instrumented Turbine Blade With Large Eddy Simulation

Bryn N. Ubald, Rob Watson, Jiahuan Cui, Paul Tucker, Shahrokh Shahpar

J. Turbomach. November 2021, 143(11): 111005. doi: https://doi.org/10.1115/1.4051110

Abstract

View articletitled, Application of an Immersed Boundary Method on an Instrumented Turbine Blade With Large Eddy Simulation

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Topics: Blades , Large eddy simulation , Pressure , Probes , Turbine blades , Turbulence , Flow (Dynamics) , Anisotropy

Experimental Investigation on the Rubbing Process of Labyrinth Seals Considering the Material Combination

Lisa Hühn, Oliver Munz, Corina Schwitzke, Hans-Jörg Bauer

J. Turbomach. November 2021, 143(11): 111006. doi: https://doi.org/10.1115/1.4051166

Abstract

View articletitled, Experimental Investigation on the Rubbing Process of Labyrinth Seals Considering the Material Combination

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Topics: Design , Pressure , Rotors , Steel , Stress , Temperature , Wear , Alloys , Stators , Turbine blades

Optimization of Turbine Cascade Squealer Tip Cooling Design by Combining Shaping and Flow Injection

P. H. Duan, L. He

J. Turbomach. November 2021, 143(11): 111007. doi: https://doi.org/10.1115/1.4051204

Abstract

View articletitled, Optimization of Turbine Cascade Squealer Tip Cooling Design by Combining Shaping and Flow Injection

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Topics: Cooling , Design , Flow (Dynamics) , Optimization , Turbines , Heat transfer , Cavities , Coolants , Blades

Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines

Matthew Ellis, Nicholas Bojdo, Stephen Covey-Crump, Merren Jones, Antonio Filippone, Alison Pawley

J. Turbomach. November 2021, 143(11): 111008. doi: https://doi.org/10.1115/1.4051108

Abstract

View articletitled, Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines

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Topics: Particulate matter , Probability , Temperature , Nozzle guide vanes

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Joao Vieira, John Coull, Peter Ireland, Eduardo Romero

J. Turbomach. November 2021, 143(11): 111009. doi: https://doi.org/10.1115/1.4051267

Abstract

View articletitled, Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

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Topics: Cavities , Coolants , Flow (Dynamics) , Geometry , Blades , Film cooling , Pressure , Cooling , Cascades (Fluid dynamics)

Aerothermal Optimization of Turbine Squealer Tip Geometries With Arbitrary Cooling Injection

C. De Maesschalck, V. Andreoli, G. Paniagua, T. Gillen, B. Barker

J. Turbomach. November 2021, 143(11): 111010. doi: https://doi.org/10.1115/1.4051268

Abstract

View articletitled, Aerothermal Optimization of Turbine Squealer Tip Geometries With Arbitrary Cooling Injection

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Topics: Cooling , Design , Heat transfer , Optimization , Parametrization , Turbines , Flow (Dynamics) , Stress , Coolants , Geometry

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Daniel D. Fahy, Peter Ireland

J. Turbomach. November 2021, 143(11): 111011. doi: https://doi.org/10.1115/1.4051272

Abstract

View articletitled, The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

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Topics: Annulus , Cooling , Cylinders , Flow (Dynamics) , Gas turbines , Heat flux , Heat transfer , Probes , Temperature , Thermal boundary layers

Low Rank Education of Cascade Loss Sensitivity to Unsteady Parameters by Proper Orthogonal Decomposition

D. Lengani, D. Simoni, V. Yepmo, M. Ubaldi, P. Zunino, F. Bertini

J. Turbomach. November 2021, 143(11): 111012. doi: https://doi.org/10.1115/1.4051273

Abstract

View articletitled, Low Rank Education of Cascade Loss Sensitivity to Unsteady Parameters by Proper Orthogonal Decomposition

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Topics: Cascades (Fluid dynamics) , Design , Education , Flow (Dynamics) , Pressure , Principal component analysis , Reynolds number , Eigenvalues , Wakes , Blades

Uncertainty Quantification of Aero-Thermal Performance of a Blade Endwall Considering Slot Geometry Deviation and Mainstream Fluctuation

Zhi Tao, Zhendong Guo, Liming Song, Jun Li

J. Turbomach. November 2021, 143(11): 111013. doi: https://doi.org/10.1115/1.4051416

Abstract

View articletitled, Uncertainty Quantification of Aero-Thermal Performance of a Blade Endwall Considering Slot Geometry Deviation and Mainstream Fluctuation

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Topics: Blades , Film cooling , Flow (Dynamics) , Geometry , Heat transfer , Sensitivity analysis , Uncertainty , Uncertainty quantification , Turbulence , Pressure

Analysis Method of Nonsynchronous Vibration and Influence of Tip Clearance Flow Instabilities on Nonsynchronous Vibration in an Axial Transonic Compressor Rotor

Le Han, Dasheng Wei, Yanrong Wang, Xianghua Jiang, Xiaojie Zhang

J. Turbomach. November 2021, 143(11): 111014. doi: https://doi.org/10.1115/1.4051171

Abstract

View articletitled, Analysis Method of Nonsynchronous Vibration and Influence of Tip Clearance Flow Instabilities on Nonsynchronous Vibration in an Axial Transonic Compressor Rotor

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Topics: Blades , Clearances (Engineering) , Pressure , Vibration , Flow instability , Locks (Waterways) , Damping

An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

Alexander V. Murray, Peter T. Ireland, Eduardo Romero

J. Turbomach. November 2021, 143(11): 111015. doi: https://doi.org/10.1115/1.4050976

Abstract

View articletitled, An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

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Topics: Computational fluid dynamics , Cooling , Cooling systems , Engineering simulation , Geometry , Heat transfer coefficients , Simulation , Thermal resistance , Coolants , Flow (Dynamics)

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Estimation of Aircraft Engine Flight Mission Severity Caused by Erosion

Large-Eddy Simulations of High Rossby Number Flow in the High-Pressure Compressor Inter-Disk Cavity

Film Cooling Superposition Theory for Multiple Rows of Cooling Holes With Multiple Coolant Temperatures

V-Shaped Holes for Full Coverage Film Cooling of a High-Pressure Nozzle Guide Vane

Application of an Immersed Boundary Method on an Instrumented Turbine Blade With Large Eddy Simulation

Experimental Investigation on the Rubbing Process of Labyrinth Seals Considering the Material Combination

Optimization of Turbine Cascade Squealer Tip Cooling Design by Combining Shaping and Flow Injection

Generalized Predictions of Particle-Vane Retention Probability in Gas Turbine Engines

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Aerothermal Optimization of Turbine Squealer Tip Geometries With Arbitrary Cooling Injection

The Effect of Wall Thermal Boundary Condition on Natural Convective Shutdown Cooling in a Gas Turbine

Low Rank Education of Cascade Loss Sensitivity to Unsteady Parameters by Proper Orthogonal Decomposition

Uncertainty Quantification of Aero-Thermal Performance of a Blade Endwall Considering Slot Geometry Deviation and Mainstream Fluctuation

Analysis Method of Nonsynchronous Vibration and Influence of Tip Clearance Flow Instabilities on Nonsynchronous Vibration in an Axial Transonic Compressor Rotor

An Experimentally Validated Low-Order Model of the Thermal Response of Double-Wall Effusion Cooling Systems for High-Pressure Turbine Blades

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