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Journal Articles

Unpacking Intermineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051015.
Paper No: TURBO-22-1241
https://doi.org/10.1115/1.4056153
Published Online: December 6, 2022
View Article titled, Unpacking Intermineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
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Topics: Dust, Minerals, Quartz, Temperature, Gypsum, Gas turbines, Particulate matter
Proceedings Papers

Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A013, June 13–17, 2022
Paper No: GT2022-82304
https://doi.org/10.1115/GT2022-82304
View Paper titled, Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
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Topics: Chemistry, Coolants, Dust, Gas turbines, Minerals, Gypsum, Quartz, Temperature, Composite materials, Flow (Dynamics)
Proceedings Papers

The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition

Jeffrey P. Bons, Chihsiu Lo, Eric Nied, Jiaxuan Han
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A012, June 13–17, 2022
Paper No: GT2022-82027
https://doi.org/10.1115/GT2022-82027
View Paper titled, The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition
Open the PDF for The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition in another window
Topics: Temperature, Turbines, Dust, Jets, Particulate matter, Ceramics, Flow (Dynamics), Air flow, Computational fluid dynamics, Fluids
Journal Articles

An Improved Particle Impact Model by Accounting for Rate of Strain and Stochastic Rebound

Steven M. Whitaker, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. January 2023, 145(1): 011010.
Paper No: TURBO-22-1064
https://doi.org/10.1115/1.4055498
Published Online: October 7, 2022
View Article titled, An Improved Particle Impact Model by Accounting for Rate of Strain and Stochastic Rebound
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Topics: Flow (Dynamics), Particulate matter, Temperature, Yield strength, Particle collisions, Accounting
Journal Articles

The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition

Jeffrey P. Bons, Chihsiu Lo, Eric Nied, Jiaxuan Han
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121013.
Paper No: TURBO-22-1185
https://doi.org/10.1115/1.4055387
Published Online: October 3, 2022
View Article titled, The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition
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Topics: Dust, Particulate matter, Temperature, Flow (Dynamics)
Journal Articles

Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing

Christopher P. Bowen, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. June 2022, 144(6): 061013.
Paper No: TURBO-22-1055
https://doi.org/10.1115/1.4054282
Published Online: May 5, 2022
View Article titled, Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing
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Topics: Computational fluid dynamics, Flow (Dynamics), Fluids, Metals, Particulate matter, Simulation, Temperature, Thermal conductivity, Dust, Heat transfer
Proceedings Papers

Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing

Christopher P. Bowen, Jeffrey P. Bons
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT33A004, June 7–11, 2021
Paper No: GT2021-60224
https://doi.org/10.1115/GT2021-60224
View Paper titled, Enhancing Turbine Deposition Prediction Capability With Conjugate Mesh Morphing
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Topics: Accounting, Computation, Computational fluid dynamics, Computer software, Dust, Electrical conductivity, Flow (Dynamics), Fluids, Heat, Metal surfaces
Journal Articles

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051004.
Paper No: TURBO-20-1232
https://doi.org/10.1115/1.4049618
Published Online: April 5, 2021
View Article titled, Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane
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Topics: Coolants, Cooling, Nozzle guide vanes, Pressure, Design, Suction, Film cooling, Engines, Turbines
Journal Articles

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
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. April 2021, 143(4): 041004.
Paper No: TURBO-20-1263
https://doi.org/10.1115/1.4049856
Published Online: March 22, 2021
View Article titled, 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
Journal Articles

Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades

Robert J. Boyle, Pritheesh Gnanaselvam, Ankur H. Parikh, Ali A. Ameri, Jeffrey P. Bons, Vinod K. Nagpal
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051013.
Paper No: GTP-20-1527
https://doi.org/10.1115/1.4049776
Published Online: March 11, 2021
View Article titled, Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades
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Topics: Blades, Stress, Rotors, Clearances (Engineering), Pressure, Ceramic matrix composites
Proceedings Papers

Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A023, September 21–25, 2020
Paper No: GT2020-15707
https://doi.org/10.1115/GT2020-15707
View Paper titled, Experimental Investigation of Innovative Cooling Schemes on an Additively Manufactured Engine Scale Turbine Nozzle Guide Vane
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Topics: Additive manufacturing, Cooling, Engines, Nozzle guide vanes, Turbines, Design, Film cooling, Suction, Flow (Dynamics), Architecture
Proceedings Papers

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
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A013, September 21–25, 2020
Paper No: GT2020-15544
https://doi.org/10.1115/GT2020-15544
View Paper titled, The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits
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Topics: Adhesion, Temperature, Thermal barrier coatings, Flow (Dynamics), Particulate matter, Heat transfer, High pressure (Physics), Turbines, Turbofans, Coolants
Proceedings Papers

An Experimental and Computational Investigation of Absolute Pressure Effects on Deposition in an Effusion Cooling Geometry

Christopher P. Bowen, Jeffrey P. Bons
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A014, September 21–25, 2020
Paper No: GT2020-15632
https://doi.org/10.1115/GT2020-15632
View Paper titled, An Experimental and Computational Investigation of Absolute Pressure Effects on Deposition in an Effusion Cooling Geometry
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Topics: Cooling, Geometry, Pressure, Flow (Dynamics), Particulate matter, Discharge coefficient, Drag (Fluid dynamics), Engineering simulation, Erosion, Simulation
Proceedings Papers

Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades

Robert J. Boyle, Pritheesh Gnanaselvam, Ankur H. Parikh, Ali A. Ameri, Jeffrey P. Bons, Vinod K. Nagpal
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T02A003, September 21–25, 2020
Paper No: GT2020-15067
https://doi.org/10.1115/GT2020-15067
View Paper titled, Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades
Open the PDF for Design of Stress Constrained SiC/SiC Ceramic Matrix Composite Turbine Blades in another window
Topics: Composite materials, Design, Silicon carbide ceramics, Stress, Turbine blades, Blades, Clearances (Engineering), Aircraft engines, Annulus, Ceramic matrix composites
Journal Articles

Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. December 2020, 142(12): 121010.
Paper No: TURBO-20-1048
https://doi.org/10.1115/1.4047396
Published Online: December 2, 2020
View Article titled, Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane
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Topics: Boundary layers, Coolants, Cooling, Film cooling, Flow (Dynamics), Geometry, Suction, Turbines, Turbulence, Heat transfer
Journal Articles

Challenges Associated With Replicating Rotor Blade Deposition in a Non-Rotating Annular Cascade

Christopher P. Bowen, Ali Ameri, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091003.
Paper No: TURBO-20-1053
https://doi.org/10.1115/1.4047399
Published Online: August 21, 2020
View Article titled, Challenges Associated With Replicating Rotor Blade Deposition in a Non-Rotating Annular Cascade
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Topics: Blades, Cascades (Fluid dynamics), Flow (Dynamics), Particulate matter, Rotors, Pressure
Journal Articles

Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade

Mohammad A. Hossain, Munevver E. Asar, James W. Gregory, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Article Type: Research Papers
Publisher: ASME
J. Turbomach. April 2020, 142(4): 041009.
Paper No: TURBO-20-1013
https://doi.org/10.1115/1.4046548
Published Online: March 17, 2020
View Article titled, Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade
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Topics: Cascades (Fluid dynamics), Coolants, Cooling, Film cooling, Heat transfer, Mach number, Pressure, Temperature, Turbulence, Adiabatic cooling
Journal Articles

Modeling Deposit Erosion in Internal Turbine Cooling Geometries

Nathan D. Libertowski, Gabriel M. Geiger, Jeffrey P. Bons
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2020, 142(3): 031024.
Paper No: GTP-19-1723
https://doi.org/10.1115/1.4045954
Published Online: February 10, 2020
View Article titled, Modeling Deposit Erosion in Internal Turbine Cooling Geometries
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Topics: Erosion, Particulate matter, Flow (Dynamics)
Proceedings Papers

Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade

Mohammad A. Hossain, Munevver E. Asar, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A020, June 17–21, 2019
Paper No: GT2019-91678
https://doi.org/10.1115/GT2019-91678
View Paper titled, Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade
Open the PDF for Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade in another window
Topics: Cascades (Fluid dynamics), Film cooling, Turbines, Cooling, Engines, Mach number, Pressure, Suction, Additive manufacturing, Convection
Proceedings Papers

Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A021, June 17–21, 2019
Paper No: GT2019-91696
https://doi.org/10.1115/GT2019-91696
View Paper titled, Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane
Open the PDF for Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane in another window
Topics: Film cooling, Turbines, Coolants, Boundary layers, Turbulence, Adiabatic cooling, Cascades (Fluid dynamics), Cooling, Geometry, Large eddy simulation