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Proceedings Papers

The Effect of Circumferential Lengthscale on Hot Gas Ingestion

Michael G. Dawson, John J. Otter, Nicholas R. Atkins

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A018, June 13–17, 2022

Paper No: GT2022-83345

DOI: https://doi.org/10.1115/GT2022-83345

View Paper titled, The Effect of Circumferential Lengthscale on Hot Gas Ingestion

Topics: Annulus, Blades, Boundary-value problems, Cavities, Computer simulation, Engineering simulation, Numerical analysis, Pressure, Reynolds-averaged Navier–Stokes equations, Rotors

Proceedings Papers

A Rim Seal Ingress Model Based on Turbulent Transport

Svilen S. Savov, Nicholas R. Atkins

Proc. ASME. GT2017, Volume 5B: Heat Transfer, V05BT15A009, June 26–30, 2017

Paper No: GT2017-63531

DOI: https://doi.org/10.1115/GT2017-63531

View Paper titled, A Rim Seal Ingress Model Based on Turbulent Transport

Topics: Turbulence, Flow (Dynamics), Eddies (Fluid dynamics), Cavities, Geometry, Blades, Fittings, Pressure, Rotors, Shear (Mechanics)

Journal Articles

A Comparison of Single and Double Lip Rim Seal Geometries

Svilen S. Savov, Nicholas R. Atkins, Sumiu Uchida

J. Eng. Gas Turbines Power. November 2017, 139(11): 112601.

Paper No: GTP-16-1545

DOI: https://doi.org/10.1115/1.4037027

Published Online: July 19, 2017

View Article titled, A Comparison of Single and Double Lip Rim Seal Geometries

Topics: Blades, Cavities, Flow (Dynamics), Pressure, Rotors, Stators, Engines

Proceedings Papers

Comparison of Single and Double Lip Rim Seal Geometry

Svilen S. Savov, Nicholas R. Atkins, Sumiu Uchida

Proc. ASME. GT2016, Volume 5A: Heat Transfer, V05AT15A003, June 13–17, 2016

Paper No: GT2016-56317

DOI: https://doi.org/10.1115/GT2016-56317

View Paper titled, Comparison of Single and Double Lip Rim Seal Geometry

Topics: Blades, Cavities, Cavity flows, Engines, Flow (Dynamics), Geometry, Pressure, Reynolds number, Shear (Mechanics)

Journal Articles

The Influence of Boundary Conditions on Tip Leakage Flow

John D. Coull, Nicholas R. Atkins

J. Turbomach. June 2015, 137(6): 061005.

Paper No: TURBO-14-1152

DOI: https://doi.org/10.1115/1.4028796

Published Online: June 1, 2015

View Article titled, The Influence of Boundary Conditions on Tip Leakage Flow

Topics: Blades, Flow (Dynamics), Leakage flows, Pressure, Suction, Boundary-value problems, Leakage, Heat transfer

Proceedings Papers

High Efficiency Cavity Winglets for High Pressure Turbines

John D. Coull, Nicholas R. Atkins, Howard P. Hodson

Proc. ASME. GT2014, Volume 2C: Turbomachinery, V02CT38A005, June 16–20, 2014

Paper No: GT2014-25261

DOI: https://doi.org/10.1115/GT2014-25261

View Paper titled, High Efficiency Cavity Winglets for High Pressure Turbines

Topics: Cavities, High pressure (Physics), Turbines, Blades, Flow (Dynamics), Clearances (Engineering), Design, Coolants, Cooling, Discharge coefficient

Proceedings Papers

Flow in a Rotating Cavity With Axial Throughflow at Engine Representative Conditions

Nicholas R. Atkins, Vasudevan Kanjirakkad

Proc. ASME. GT2014, Volume 5C: Heat Transfer, V05CT16A041, June 16–20, 2014

Paper No: GT2014-27174

DOI: https://doi.org/10.1115/GT2014-27174

View Paper titled, Flow in a Rotating Cavity With Axial Throughflow at Engine Representative Conditions

Topics: Cavities, Engines, Flow (Dynamics), Fluids, Reynolds number, Compressors, Disks, Heat transfer, Vortices, Aircraft engines

Proceedings Papers

The Influence of Boundary Conditions on Tip Leakage Flow

John D. Coull, Nicholas R. Atkins

Proc. ASME. TBTS2013, ASME 2013 Turbine Blade Tip Symposium, V001T01A004, September 30–October 3, 2013

Paper No: TBTS2013-2057

DOI: https://doi.org/10.1115/TBTS2013-2057

View Paper titled, The Influence of Boundary Conditions on Tip Leakage Flow

Topics: Boundary-value problems, Leakage flows, Cascades (Fluid dynamics), Rotors, Turbines, Flow (Dynamics), High pressure (Physics), Aerodynamics, Aircraft engines, Blades

Proceedings Papers

An Investigation Into Numerical Analysis Alternatives for Predicting Re-Ingestion in Turbine Disc Rim Cavities

Antonio Guijarro Valencia, Jeffrey A. Dixon, Riccardo Da Soghe, Bruno Facchini, Peter E. J. Smith, Julien Muñoz, Daniel Eastwood, Christopher A. Long, Daniel D. Coren, Nicholas R. Atkins

Proc. ASME. GT2012, Volume 4: Heat Transfer, Parts A and B, 2025-2035, June 11–15, 2012

Paper No: GT2012-68592

DOI: https://doi.org/10.1115/GT2012-68592

View Paper titled, An Investigation Into Numerical Analysis Alternatives for Predicting Re-Ingestion in Turbine Disc Rim Cavities

Topics: Cavities, Disks, Numerical analysis, Turbines, Computational fluid dynamics, Cooling, Flow (Dynamics), Engines, Gas turbines, Modeling

Journal Articles

Turbine Aerodynamic Performance Measurement Under Nonadiabatic Conditions

Nicholas R. Atkins, Roger W. Ainsworth

J. Turbomach. November 2012, 134(6): 061001.

DOI: https://doi.org/10.1115/1.4004857

Published Online: August 27, 2012

View Article titled, Turbine Aerodynamic Performance Measurement Under Nonadiabatic Conditions

Topics: Blades, Enthalpy, Entropy, Flow (Dynamics), Heat flux, Heat transfer, Temperature, Turbines, Engines, Computational fluid dynamics

Journal Articles

Unsteady Effects on Transonic Turbine Blade-Tip Heat Transfer

Nicholas R. Atkins, Steven J. Thorpe, Roger W. Ainsworth

J. Turbomach. November 2012, 134(6): 061002.

DOI: https://doi.org/10.1115/1.4004845

Published Online: August 27, 2012

View Article titled, Unsteady Effects on Transonic Turbine Blade-Tip Heat Transfer

Topics: Blades, Heat flux, Pressure, Temperature, Heat transfer, Flow (Dynamics), Rotors, Turbines

Journal Articles

Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

Andrew P. S. Wheeler, Nicholas R. Atkins, Li He

J. Turbomach. October 2011, 133(4): 041025.

DOI: https://doi.org/10.1115/1.4002424

Published Online: April 26, 2011

View Article titled, Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

Topics: Blades, Flow (Dynamics), Heat transfer, Mach number, Computational fluid dynamics, Heat flux, Bubbles, Turbulence

Proceedings Papers

Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

Andrew P. S. Wheeler, Nicholas R. Atkins, Li He

Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 349-359, June 8–12, 2009

Paper No: GT2009-59404

DOI: https://doi.org/10.1115/GT2009-59404

View Paper titled, Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

Topics: Flow (Dynamics), Heat transfer, Turbine blades, Mach number, Blades, Boundary layers, Bubbles, Computational fluid dynamics, Engines, Heat transfer coefficients

Proceedings Papers

The Effect of a Casing Step on the Over-Tip Aerothermodynamics of a Transonic HP Turbine Stage

Gregory A. Thomas, Nicholas R. Atkins, Steven J. Thorpe, Roger W. Ainsworth, Neil W. Harvey

Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 597-608, May 14–17, 2007

Paper No: GT2007-27780

DOI: https://doi.org/10.1115/GT2007-27780

View Paper titled, The Effect of a Casing Step on the Over-Tip Aerothermodynamics of a Transonic HP Turbine Stage

Topics: Aerodynamics, Turbines, Heat flux, Pressure, Wall temperature, Annulus, Blades, Computational fluid dynamics, Engines, Fluids

Proceedings Papers

The Development of Aerodynamic Performance Measurements in a Transient Test Facility

Nicholas R. Atkins, Robert J. Miller, Roger W. Ainsworth

Proc. ASME. GT2004, Volume 5: Turbo Expo 2004, Parts A and B, 1325-1338, June 14–17, 2004

Paper No: GT2004-53813

DOI: https://doi.org/10.1115/GT2004-53813

View Paper titled, The Development of Aerodynamic Performance Measurements in a Transient Test Facility

Topics: Test facilities, Transients (Dynamics), Flow (Dynamics), Turbines, Pressure, Testing, Engines, Enthalpy, Heat transfer, High pressure (Physics)

Proceedings Papers

The Measurement of Shaft Power in a Fully Scaled Transient Turbine Test Facility

Nicholas R. Atkins, Roger W. Ainsworth

Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 771-782, June 6–9, 2005

Paper No: GT2005-68998

DOI: https://doi.org/10.1115/GT2005-68998

View Paper titled, The Measurement of Shaft Power in a Fully Scaled Transient Turbine Test Facility

Topics: Test facilities, Transients (Dynamics), Turbines

Journal citation

NARROW

The Effect of Circumferential Lengthscale on Hot Gas Ingestion

A Rim Seal Ingress Model Based on Turbulent Transport

A Comparison of Single and Double Lip Rim Seal Geometries

Comparison of Single and Double Lip Rim Seal Geometry

The Influence of Boundary Conditions on Tip Leakage Flow

High Efficiency Cavity Winglets for High Pressure Turbines

Flow in a Rotating Cavity With Axial Throughflow at Engine Representative Conditions

The Influence of Boundary Conditions on Tip Leakage Flow

An Investigation Into Numerical Analysis Alternatives for Predicting Re-Ingestion in Turbine Disc Rim Cavities

Turbine Aerodynamic Performance Measurement Under Nonadiabatic Conditions

Unsteady Effects on Transonic Turbine Blade-Tip Heat Transfer

Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

Turbine Blade Tip Heat Transfer in Low Speed and High Speed Flows

The Effect of a Casing Step on the Over-Tip Aerothermodynamics of a Transonic HP Turbine Stage

The Development of Aerodynamic Performance Measurements in a Transient Test Facility

The Measurement of Shaft Power in a Fully Scaled Transient Turbine Test Facility

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