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Volume 141, Issue 6

June 2019

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ISSN 0889-504X

EISSN 1528-8900

In this Issue

Research Papers

Research Papers

Further Investigation on Acoustic Stall-Warning Approach in Compressors

Xu Dong, Fanyu Li, Ruize Xu, Dakun Sun, Xiaofeng Sun

J. Turbomach. June 2019, 141(6): 061001. doi: https://doi.org/10.1115/1.4041900

Abstract

View articletitled, Further Investigation on Acoustic Stall-Warning Approach in Compressors

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Topics: Acoustics , Blades , Compressors , Pressure , Sensors , Signals , Rotors , Resolution (Optics)

Experimental Study of Aerodynamic Damping of an Annular Compressor Cascade With Large Mean Incidences

M. C. Keerthi, Abhijit Kushari

J. Turbomach. June 2019, 141(6): 061002. doi: https://doi.org/10.1115/1.4042214

Abstract

View articletitled, Experimental Study of Aerodynamic Damping of an Annular Compressor Cascade With Large Mean Incidences

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Topics: Blades , Cascades (Fluid dynamics) , Damping , Pressure , Stability , Compressors , Suction , Oscillations

Three-Dimensional Visualization of Flow Characteristics Using a Magnetic Resonance Imaging in a Lattice Cooling Channel

Tomoko Tsuru, Katsuhiko Ishida, Junya Fujita, Kenichiro Takeishi

J. Turbomach. June 2019, 141(6): 061003. doi: https://doi.org/10.1115/1.4041908

Abstract

View articletitled, Three-Dimensional Visualization of Flow Characteristics Using a Magnetic Resonance Imaging in a Lattice Cooling Channel

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Topics: Cooling , Flow (Dynamics) , Magnetic resonance imaging , Coolants , Ducts , Vortices

Experimental and Numerical Analysis of Additively Manufactured Coupons With Parallel Channels and Inline Wall Jets

Sarwesh Narayan Parbat, Li Yang, Zheng Min, Minking K. Chyu

J. Turbomach. June 2019, 141(6): 061004. doi: https://doi.org/10.1115/1.4041821

Abstract

View articletitled, Experimental and Numerical Analysis of Additively Manufactured Coupons With Parallel Channels and Inline Wall Jets

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Topics: Coolants , Flow (Dynamics) , Heat transfer , Jets , Separation (Technology) , Pressure drop , Turbulence , Additive manufacturing , Temperature , Numerical analysis

Flow Statistics and Visualization of Multirow Film Cooling Boundary Layers Emanating From Cylindrical and Diffuser Shaped Holes

Justin Hodges, Craig P. Fernandes, Erik Fernandez, Jayanta S. Kapat

J. Turbomach. June 2019, 141(6): 061005. doi: https://doi.org/10.1115/1.4041867

Abstract

View articletitled, Flow Statistics and Visualization of Multirow Film Cooling Boundary Layers Emanating From Cylindrical and Diffuser Shaped Holes

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Topics: Boundary layers , Diffusers , Film cooling , Flow (Dynamics) , Geometry , Jets , Turbulence , Particulate matter , Temperature , Calibration

Experimental Study of Periodic Free Stream Unsteadiness Effects on Discrete Hole Film Cooling in Two Geometries

Daniel D. Borup, Danyang Fan, Christopher J. Elkins, John K. Eaton

J. Turbomach. June 2019, 141(6): 061006. doi: https://doi.org/10.1115/1.4041866

Abstract

View articletitled, Experimental Study of Periodic Free Stream Unsteadiness Effects on Discrete Hole Film Cooling in Two Geometries

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Topics: Coolants , Film cooling , Flow (Dynamics) , Fluctuations (Physics) , Cycles

Aerothermal Optimization of Fully Cooled Turbine Blade Tips

Valeria Andreoli, James Braun, Guillermo Paniagua, Cis De Maesschalck, Matthew Bloxham, William Cummings, Lawrence Langford

J. Turbomach. June 2019, 141(6): 061007. doi: https://doi.org/10.1115/1.4041961

Abstract

View articletitled, Aerothermal Optimization of Fully Cooled Turbine Blade Tips

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Topics: Blades , Flow (Dynamics) , Geometry , Heat flux , Optimization , Pressure , Rotors , Turbines , Cooling , Coolants

Large Eddy Simulation of Boundary Layer Transition Mechanisms in a Gas-Turbine Compressor Cascade

Ashley D. Scillitoe, Paul G. Tucker, Paolo Adami

J. Turbomach. June 2019, 141(6): 061008. doi: https://doi.org/10.1115/1.4042023

Abstract

View articletitled, Large Eddy Simulation of Boundary Layer Transition Mechanisms in a Gas-Turbine Compressor Cascade

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Topics: Boundary layers , Cascades (Fluid dynamics) , Pressure , Suction , Turbulence , Compressors , Wakes , Separation (Technology) , Large eddy simulation

Loss Reduction in a 1.5 Stage Axial Turbine by Computer-Driven Stator Hub Contouring

Hayder M. B. Obaida, Aldo Rona, J. Paul Gostelow

J. Turbomach. June 2019, 141(6): 061009. doi: https://doi.org/10.1115/1.4042305

Abstract

View articletitled, Loss Reduction in a 1.5 Stage Axial Turbine by Computer-Driven Stator Hub Contouring

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Topics: Airfoils , Design , Flow (Dynamics) , Optimization , Pressure , Stators , Turbines , Rotors , Vortices

The Role of Tip Leakage Flow in Spike-Type Rotating Stall Inception

M. Hewkin-Smith, G. Pullan, S. D. Grimshaw, E. M. Greitzer, Z. S. Spakovszky

J. Turbomach. June 2019, 141(6): 061010. doi: https://doi.org/10.1115/1.4042250

Abstract

View articletitled, The Role of Tip Leakage Flow in Spike-Type Rotating Stall Inception

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Topics: Chords (Trusses) , Clearances (Engineering) , Flow (Dynamics) , Leakage flows , Rotors , Separation (Technology) , Corners (Structural elements) , Leakage , Momentum , Stall inception

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Research Papers

Further Investigation on Acoustic Stall-Warning Approach in Compressors

Experimental Study of Aerodynamic Damping of an Annular Compressor Cascade With Large Mean Incidences

Three-Dimensional Visualization of Flow Characteristics Using a Magnetic Resonance Imaging in a Lattice Cooling Channel

Experimental and Numerical Analysis of Additively Manufactured Coupons With Parallel Channels and Inline Wall Jets

Flow Statistics and Visualization of Multirow Film Cooling Boundary Layers Emanating From Cylindrical and Diffuser Shaped Holes

Experimental Study of Periodic Free Stream Unsteadiness Effects on Discrete Hole Film Cooling in Two Geometries

Aerothermal Optimization of Fully Cooled Turbine Blade Tips

Large Eddy Simulation of Boundary Layer Transition Mechanisms in a Gas-Turbine Compressor Cascade

Loss Reduction in a 1.5 Stage Axial Turbine by Computer-Driven Stator Hub Contouring

The Role of Tip Leakage Flow in Spike-Type Rotating Stall Inception

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