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Volume 143, Issue 4

April 2021

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ISSN 0889-504X

EISSN 1528-8900

In this Issue

Research Papers

Research Papers

The Effects of Inlet Boundary Layer Condition and Periodically Incoming Wakes on Secondary Flow in a Low Pressure Turbine Cascade

Tobias Schubert, Silvio Chemnitz, Reinhard Niehuis

J. Turbomach. April 2021, 143(4): 041001. doi: https://doi.org/10.1115/1.4050116

Abstract

View articletitled, The Effects of Inlet Boundary Layer Condition and Periodically Incoming Wakes on Secondary Flow in a Low Pressure Turbine Cascade

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Topics: Blades , Boundary layers , Cascades (Fluid dynamics) , Design , Flow (Dynamics) , Inflow , Pressure , Turbines , Wakes , Flat plates

Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods

S. Ravelli, H. Abdeh, G. Barigozzi

J. Turbomach. April 2021, 143(4): 041002. doi: https://doi.org/10.1115/1.4049912

Abstract

View articletitled, Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods

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Topics: Coolants , Film cooling , Turbulence , Density , Simulation , Pressure , Temperature , Engines , Jets , Cooling

Effects of Attack Angle and Relative Thickness of Novel Wing-Shaped Turbulators on Turbulent Hydrothermal Performance in a Two-Pass Square Channel

Tong-Miin Liou, Chieh-Chu Chen, Chun-Sheng Wang

J. Turbomach. April 2021, 143(4): 041003. doi: https://doi.org/10.1115/1.4049614

Abstract

View articletitled, Effects of Attack Angle and Relative Thickness of Novel Wing-Shaped Turbulators on Turbulent Hydrothermal Performance in a Two-Pass Square Channel

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Topics: Flow (Dynamics) , Heat transfer , Turbulence , Wings , Friction , Pressure drop , Thermography

The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits

Robert A. Clark, Nicholas Plewacki, Pritheesh Gnanaselvam, Jeffrey P. Bons, Vaishak Viswanathan

J. Turbomach. April 2021, 143(4): 041004. doi: https://doi.org/10.1115/1.4049856

Abstract

View articletitled, The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits

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Topics: Particulate matter , Temperature , Computational fluid dynamics , Heat transfer

Scalar Diffusion Equation-Based Model to Predict 2-Dimensional Film Cooling Effectiveness of a Shaped Hole

Ziyu Chen, Yifei Li, Xinrong Su, Xin Yuan

J. Turbomach. April 2021, 143(4): 041005. doi: https://doi.org/10.1115/1.4049782

Abstract

View articletitled, Scalar Diffusion Equation-Based Model to Predict 2-Dimensional Film Cooling Effectiveness of a Shaped Hole

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Topics: Diffusion (Physics) , Film cooling , Flow (Dynamics) , Scalars , Turbulence , Coolants

Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

Tommaso Bacci, Alessio Picchi, Tommaso Lenzi, Bruno Facchini, Luca Innocenti

J. Turbomach. April 2021, 143(4): 041006. doi: https://doi.org/10.1115/1.4049917

Abstract

View articletitled, Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

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Topics: Heat transfer , Heat transfer coefficients , Nozzle guide vanes , Surface roughness , Temperature , Turbines , Turbulence , Pressure , Computational fluid dynamics , Geometry

Aerodynamics of Boundary Layer Ingesting Fuselage Fans

Alejandro Castillo Pardo, Cesare A. Hall

J. Turbomach. April 2021, 143(4): 041007. doi: https://doi.org/10.1115/1.4049918

Abstract

View articletitled, Aerodynamics of Boundary Layer Ingesting Fuselage Fans

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Topics: Aerodynamics , Blades , Boundary layers , Design , Fans , Flow (Dynamics) , Pressure , Rotors , Inflow

The Effects of Specific Heat and Viscosity on Film Cooling Behavior

Connor J. Wiese, James L. Rutledge

J. Turbomach. April 2021, 143(4): 041008. doi: https://doi.org/10.1115/1.4049785

Abstract

View articletitled, The Effects of Specific Heat and Viscosity on Film Cooling Behavior

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Topics: Carbon dioxide , Coolants , Film cooling , Nitrogen , Viscosity , Cooling

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 1: Flowfield Velocity and Coolant Concentration Measurements

Kedar P. Nawathe, Rui Zhu, Enci Lin, Yong W. Kim, Terrence W. Simon

J. Turbomach. April 2021, 143(4): 041009. doi: https://doi.org/10.1115/1.4050070

Abstract

View articletitled, Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 1: Flowfield Velocity and Coolant Concentration Measurements

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Topics: Coolants , Flow (Dynamics) , Combustion chambers , Vortices , Vorticity

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 2: Endwall and Vicinity Surface Effectiveness Measurements

Kedar P. Nawathe, Rui Zhu, Enci Lin, Yong W. Kim, Terrence W. Simon

J. Turbomach. April 2021, 143(4): 041010. doi: https://doi.org/10.1115/1.4050071

Abstract

View articletitled, Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 2: Endwall and Vicinity Surface Effectiveness Measurements

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Topics: Coolants , Cooling , Flow (Dynamics) , Suction , Pressure , Combustion chambers

Volumetric Velocimetry Measurements of Purge–Mainstream Interaction in a One-Stage Turbine

A. J. Carvalho Figueiredo, B. D. J. Schreiner, A. W. Mesny, O. J. Pountney, J. A. Scobie, Y. S. Li, D. J. Cleaver, C. M. Sangan

J. Turbomach. April 2021, 143(4): 041011. doi: https://doi.org/10.1115/1.4050072

Abstract

View articletitled, Volumetric Velocimetry Measurements of Purge–Mainstream Interaction in a One-Stage Turbine

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Topics: Blades , Flow (Dynamics) , Turbines , Vortices , Lasers

Fully Coupled Large Eddy Simulation-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Tae Kyung Oh, Danesh K. Tafti, Krishnamurthy Nagendra

J. Turbomach. April 2021, 143(4): 041012. doi: https://doi.org/10.1115/1.4050111

Abstract

View articletitled, Fully Coupled Large Eddy Simulation-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

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Topics: Cooling , Heat transfer , Simulation , Temperature , Ducts , Turbulence , Fluids , Boundary-value problems , Flow (Dynamics)

Acquisition and Processing Considerations for Infrared Images of Rotating Turbine Blades

Brian F. Knisely, Reid A. Berdanier, Karen A. Thole, Charles W. Haldeman, James R. Markham, Joseph E. Cosgrove, Andrew E. Carlson, James J. Scire, Jr.

J. Turbomach. April 2021, 143(4): 041013. doi: https://doi.org/10.1115/1.4050143

Abstract

View articletitled, Acquisition and Processing Considerations for Infrared Images of Rotating Turbine Blades

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Topics: Blades , Calibration , Errors , Film cooling , Noise (Sound) , Sensors , Temperature , Turbine blades , Turbines , Emissivity

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Research Papers

The Effects of Inlet Boundary Layer Condition and Periodically Incoming Wakes on Secondary Flow in a Low Pressure Turbine Cascade

Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading-Edge Film Cooling: Heat and Mass Transfer Methods

Effects of Attack Angle and Relative Thickness of Novel Wing-Shaped Turbulators on Turbulent Hydrothermal Performance in a Two-Pass Square Channel

The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits

Scalar Diffusion Equation-Based Model to Predict 2-Dimensional Film Cooling Effectiveness of a Shaped Hole

Effect of Surface Roughness and Inlet Turbulence Intensity on a Turbine Nozzle Guide Vane External Heat Transfer: Experimental Investigation on a Literature Test Case

Aerodynamics of Boundary Layer Ingesting Fuselage Fans

The Effects of Specific Heat and Viscosity on Film Cooling Behavior

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 1: Flowfield Velocity and Coolant Concentration Measurements

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates—Part 2: Endwall and Vicinity Surface Effectiveness Measurements

Volumetric Velocimetry Measurements of Purge–Mainstream Interaction in a One-Stage Turbine

Fully Coupled Large Eddy Simulation-Conjugate Heat Transfer Analysis of a Ribbed Cooling Passage Using the Immersed Boundary Method

Acquisition and Processing Considerations for Infrared Images of Rotating Turbine Blades

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