Topics: Cascades (Fluid dynamics) , Compressors , Design , Pressure , Separation (Technology) , Suction , Turbulence , Large eddy simulation , Simulation , Airfoils

Comparison of Steady and Unsteady Flows in a Transonic Radial Vaned Diffuser

E. Benichou, I. Trébinjac

J. Turbomach. December 2016, 138(12): 121002. doi: https://doi.org/10.1115/1.4033481

Abstract

View articletitled, Comparison of Steady and Unsteady Flows in a Transonic Radial Vaned Diffuser

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Topics: Diffusers , Flow (Dynamics) , Suction , Separation (Technology) , Compressors , Surges , Pressure , Simulation , Reynolds-averaged Navier–Stokes equations

A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

Francisco J. Durá Galiana, Andrew P.S. Wheeler, Jonathan Ong

J. Turbomach. December 2016, 138(12): 121003. doi: https://doi.org/10.1115/1.4033473

Abstract

View articletitled, A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

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Topics: Engineering simulation , Flow (Dynamics) , Mach number , Organic Rankine cycle , Pressure , Shock (Mechanics) , Simulation , Turbines , Wakes , Computational fluid dynamics

Measurement Uncertainty Analysis in Determining Adiabatic Film Cooling Effectiveness by Using Pressure Sensitive Paint Technique

Blake Johnson, Hui Hu

J. Turbomach. December 2016, 138(12): 121004. doi: https://doi.org/10.1115/1.4033506

Abstract

View articletitled, Measurement Uncertainty Analysis in Determining Adiabatic Film Cooling Effectiveness by Using Pressure Sensitive Paint Technique

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Topics: Coolants , Film cooling , Measurement uncertainty , Pressure , Uncertainty , Calibration , Flow (Dynamics) , Temperature

Numerical Simulation of Stall Inception Mechanisms in a Centrifugal Compressor With Vaned Diffuser

Y. Bousquet, N. Binder, G. Dufour, X. Carbonneau, M. Roumeas, I. Trebinjac

J. Turbomach. December 2016, 138(12): 121005. doi: https://doi.org/10.1115/1.4033704

Abstract

View articletitled, Numerical Simulation of Stall Inception Mechanisms in a Centrifugal Compressor With Vaned Diffuser

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Topics: Blades , Compressors , Diffusers , Flow (Dynamics) , Impellers , Pressure , Stall inception , Computer simulation , Vortices

The Effect of Rib Turbulators on Film Cooling Effectiveness of Round Compound Angle Holes Fed by an Internal Cross-Flow

Sean R. Klavetter, John W. McClintic, David G. Bogard, Jason E. Dees, Gregory M. Laskowski, Robert Briggs

J. Turbomach. December 2016, 138(12): 121006. doi: https://doi.org/10.1115/1.4032928

Abstract

View articletitled, The Effect of Rib Turbulators on Film Cooling Effectiveness of Round Compound Angle Holes Fed by an Internal Cross-Flow

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Topics: Coolants , Cross-flow , Film cooling , Cooling , Flow (Dynamics) , Jets , Heat transfer , Vortices , Temperature

The Impact of Casing Groove Location on Stall Margin and Tip Clearance Flow in a Low-Speed Axial Compressor

Du Juan, Li Jichao, Gao Lipeng, Lin Feng, Chen Jingyi

J. Turbomach. December 2016, 138(12): 121007. doi: https://doi.org/10.1115/1.4033472

Abstract

View articletitled, The Impact of Casing Groove Location on Stall Margin and Tip Clearance Flow in a Low-Speed Axial Compressor

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Topics: Blades , Clearances (Engineering) , Compressors , Flow (Dynamics) , Rotors , Stall inception , Pressure , Stability , Suction

Casing Treatment for Desensitization of Compressor Performance and Stability to Tip Clearance

Mert Cevik, Huu Duc Vo, Hong Yu

J. Turbomach. December 2016, 138(12): 121008. doi: https://doi.org/10.1115/1.4033420

Abstract

View articletitled, Casing Treatment for Desensitization of Compressor Performance and Stability to Tip Clearance

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Topics: Blades , Clearances (Engineering) , Compressors , Design , Flow (Dynamics) , Rotors , Pressure , Simulation

Investigation of the Accuracy of RANS Models to Predict the Flow Through a Low-Pressure Turbine

R. Pichler, R. D. Sandberg, V. Michelassi, R. Bhaskaran

J. Turbomach. December 2016, 138(12): 121009. doi: https://doi.org/10.1115/1.4033507

Abstract

View articletitled, Investigation of the Accuracy of RANS Models to Predict the Flow Through a Low-Pressure Turbine

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Topics: Flow (Dynamics) , Pressure , Reynolds-averaged Navier–Stokes equations , Turbines , Turbulence , Modeling , Errors , Fluctuations (Physics) , Computational fluid dynamics , Computer simulation

Unsteady Operation of a Highly Supersonic Organic Rankine Cycle Turbine

Enrico Rinaldi, Rene Pecnik, Piero Colonna

J. Turbomach. December 2016, 138(12): 121010. doi: https://doi.org/10.1115/1.4033973

Abstract

View articletitled, Unsteady Operation of a Highly Supersonic Organic Rankine Cycle Turbine

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Topics: Blades , Fluids , Organic Rankine cycle , Rotors , Simulation , Stators , Turbines , Design , Shock (Mechanics) , Boundary layers

Heterogeneous Optimization Strategies for Carved and Squealer-Like Turbine Blade Tips

C. De Maesschalck, S. Lavagnoli, G. Paniagua, T. Verstraete, R. Olive, P. Picot

J. Turbomach. December 2016, 138(12): 121011. doi: https://doi.org/10.1115/1.4033975

Abstract

View articletitled, Heterogeneous Optimization Strategies for Carved and Squealer-Like Turbine Blade Tips

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Topics: Blades , Design , Heat transfer , Optimization , Rotors , Turbines , Shapes , Flow (Dynamics) , Geometry

Technical Brief

A New Particle Image Velocimetry Technique for Turbomachinery Applications

Sayantan Bhattacharya, Reid A. Berdanier, Pavlos P. Vlachos, Nicole L. Key

J. Turbomach. December 2016, 138(12): 124501. doi: https://doi.org/10.1115/1.4033672

Abstract

View articletitled, A New Particle Image Velocimetry Technique for Turbomachinery Applications

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Topics: Blades , Compressors , Flow (Dynamics) , Lasers , Leakage flows , Particulate matter , Rotors , Turbomachinery , Probes , Design

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Research Papers

Prediction of Transition and Losses in Compressor Cascades Using Large-Eddy Simulation

Comparison of Steady and Unsteady Flows in a Transonic Radial Vaned Diffuser

A Study of Trailing-Edge Losses in Organic Rankine Cycle Turbines

Measurement Uncertainty Analysis in Determining Adiabatic Film Cooling Effectiveness by Using Pressure Sensitive Paint Technique

Numerical Simulation of Stall Inception Mechanisms in a Centrifugal Compressor With Vaned Diffuser

The Effect of Rib Turbulators on Film Cooling Effectiveness of Round Compound Angle Holes Fed by an Internal Cross-Flow

The Impact of Casing Groove Location on Stall Margin and Tip Clearance Flow in a Low-Speed Axial Compressor

Casing Treatment for Desensitization of Compressor Performance and Stability to Tip Clearance

Investigation of the Accuracy of RANS Models to Predict the Flow Through a Low-Pressure Turbine

Unsteady Operation of a Highly Supersonic Organic Rankine Cycle Turbine

Heterogeneous Optimization Strategies for Carved and Squealer-Like Turbine Blade Tips

Technical Brief

A New Particle Image Velocimetry Technique for Turbomachinery Applications

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