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Thomas H. Fletcher
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Journal Articles

Erratum: “Erratum: ‘Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment’ [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639]” [ASME. J. Turbomach., 2017, 139(12), p. 127001; DOI: 10.1115/1.4037911 ]

Robert G. Laycock, Thomas H. Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Errata
J. Turbomach. April 2018, 140(4): 047001.
Paper No: TURBO-18-1009
https://doi.org/10.1115/1.4039142
Published Online: February 13, 2018
View Article titled, Erratum: “Erratum: ‘Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment’ [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639]” [ASME. J. Turbomach., 2017, 139(12), p. 127001; DOI: 10.1115/1.4037911 ]
Open the PDF for Erratum: “Erratum: ‘Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment’ [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639]” [ASME. J. Turbomach., 2017, 139(12), p. 127001; DOI: 10.1115/1.4037911 ] in another window
Topics: Coal, Film cooling, Fly ash, Gas turbines, Heat transfer
Journal Articles

Erratum: “Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment” [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639]

Robert G. Laycock, Thomas H. Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Errata
J. Turbomach. December 2017, 139(12): 127001.
Paper No: TURBO-17-1150
https://doi.org/10.1115/1.4037911
Published Online: October 3, 2017
View Article titled, Erratum: “Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment” [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639]
Open the PDF for Erratum: “Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment” [ASME J. Turbomach., 2012, 135(2), p. 021003; DOI:10.1115/1.4006639] in another window
Topics: Coal, Film cooling, Fly ash, Gas turbines, Heat transfer, Probability, Temperature
Proceedings Papers

Formation of Deposits From Heavy Fuel Oil Ash in an Accelerated Deposition Facility at Temperatures Up to 1206°C

Robert G. Laycock, Thomas H. Fletcher
Proc. ASME. GT2017, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration Applications; Organic Rankine Cycle Power Systems, V003T03A004, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63724
https://doi.org/10.1115/GT2017-63724
View Paper titled, Formation of Deposits From Heavy Fuel Oil Ash in an Accelerated Deposition Facility at Temperatures Up to 1206°C
Open the PDF for Formation of Deposits From Heavy Fuel Oil Ash in an Accelerated Deposition Facility at Temperatures Up to 1206°C in another window
Topics: Fuel oils, Temperature, Turbines, Particulate matter, Combustion, Exhaust systems, Sulfur, Surface roughness, Combustion chambers, Corrosion
Journal Articles

Independent Effects of Surface and Gas Temperature on Coal Fly Ash Deposition in Gas Turbines at Temperatures up to 1400 °C

Robert Laycock, Thomas H. Fletcher
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2016, 138(2): 021402.
Paper No: GTP-15-1277
https://doi.org/10.1115/1.4031318
Published Online: September 16, 2015
View Article titled, Independent Effects of Surface and Gas Temperature on Coal Fly Ash Deposition in Gas Turbines at Temperatures up to 1400 °C
Open the PDF for Independent Effects of Surface and Gas Temperature on Coal Fly Ash Deposition in Gas Turbines at Temperatures up to 1400 °C in another window
Topics: Particulate matter, Surface roughness, Temperature, Gas turbines, Density, Coal, Fly ash
Proceedings Papers

Independent Effects of Surface and Gas Temperature on Coal Flyash Deposition in Gas Turbines at Temperatures Up to 1400°C

Robert Laycock, Thomas H. Fletcher
Proc. ASME. GT2015, Volume 3: Coal, Biomass and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration, V003T03A010, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43575
https://doi.org/10.1115/GT2015-43575
View Paper titled, Independent Effects of Surface and Gas Temperature on Coal Flyash Deposition in Gas Turbines at Temperatures Up to 1400°C
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Topics: Coal, Fly ash, Gas turbines, Temperature, Particulate matter, Integrated gasification combined cycle power stations, Cooling, Alloys, Filters, Gas flow
Journal Articles

Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment

Robert G. Laycock, Thomas H. Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2013, 135(2): 021003.
Paper No: TURBO-11-1241
https://doi.org/10.1115/1.4006639
Published Online: November 1, 2012
View Article titled, Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment
Open the PDF for Time-Dependent Deposition Characteristics of Fine Coal Fly Ash in a Laboratory Gas Turbine Environment in another window
Topics: Coal, Fly ash, Gas turbines, Particulate matter, Surface roughness, Temperature, Viscosity, Flow (Dynamics)
Proceedings Papers

Time-Dependent Deposition Characteristics of Fine Coal Flyash in a Laboratory Gas Turbine Environment

Robert G. Laycock, Thomas H. Fletcher
Proc. ASME. GT2011, Volume 5: Heat Transfer, Parts A and B, 1709-1717, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46563
https://doi.org/10.1115/GT2011-46563
View Paper titled, Time-Dependent Deposition Characteristics of Fine Coal Flyash in a Laboratory Gas Turbine Environment
Open the PDF for Time-Dependent Deposition Characteristics of Fine Coal Flyash in a Laboratory Gas Turbine Environment in another window
Topics: Coal, Fly ash, Gas turbines, Temperature, Particulate matter, Turbines, Alloys, Flow (Dynamics), Gas flow, Mach number
Journal Articles

Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane

Weiguo Ai, Thomas H. Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041020.
https://doi.org/10.1115/1.4003716
Published Online: July 25, 2011
View Article titled, Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane
Open the PDF for Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane in another window
Topics: Film cooling, Flow (Dynamics), Heat transfer, Particulate matter, Temperature, Simulation, Turbines, Cooling, Turbulence, Coolants
Journal Articles

Effect of Hole Spacing on Deposition of Fine Coal Flyash Near Film Cooling Holes

Weiguo Ai, Nathan Murray, Thomas H. Fletcher, Spencer Harding, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041021.
https://doi.org/10.1115/1.4003717
Published Online: July 25, 2011
View Article titled, Effect of Hole Spacing on Deposition of Fine Coal Flyash Near Film Cooling Holes
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Fly ash, Metals, Particulate matter, Temperature, Coal, Thermal barrier coatings
Journal Articles

Deposition Near Film Cooling Holes on a High Pressure Turbine Vane

Weiguo Ai, Nathan Murray, Thomas H. Fletcher, Spencer Harding, Scott Lewis, Jeffrey P. Bons
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2012, 134(4): 041013.
https://doi.org/10.1115/1.4003672
Published Online: July 21, 2011
View Article titled, Deposition Near Film Cooling Holes on a High Pressure Turbine Vane
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Topics: Coolants, Cooling, Film cooling, Flow (Dynamics), Particulate matter, Temperature, Turbines, Coal, Combustion chambers, Combustion
Journal Articles

Film Cooling Effectiveness and Heat Transfer Near Deposit-Laden Film Holes

Scott Lewis, Brett Barker, Jeffrey P. Bons, Weiguo Ai, Thomas H. Fletcher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2011, 133(3): 031003.
https://doi.org/10.1115/1.4001190
Published Online: November 11, 2010
View Article titled, Film Cooling Effectiveness and Heat Transfer Near Deposit-Laden Film Holes
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Topics: Film cooling, Heat transfer, Surface roughness, Heat flux, Cooling, Coolants, Flow (Dynamics), Turbines, Convection
Proceedings Papers

Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane

Weiguo Ai, Thomas H. Fletcher
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 573-585, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59573
https://doi.org/10.1115/GT2009-59573
View Paper titled, Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane
Open the PDF for Computational Analysis of Conjugate Heat Transfer and Particulate Deposition on a High Pressure Turbine Vane in another window
Topics: Heat transfer, High pressure (Physics), Particulate matter, Turbines, Film cooling, Boundary-value problems, Computation, Computational fluid dynamics, Disks, Flow (Dynamics)
Proceedings Papers

Film Cooling Effectiveness and Heat Transfer Near Deposit-Laden Film Holes

Scott Lewis, Brett Barker, Jeffrey P. Bons, Weiguo Ai, Thomas H. Fletcher
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 539-548, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59567
https://doi.org/10.1115/GT2009-59567
View Paper titled, Film Cooling Effectiveness and Heat Transfer Near Deposit-Laden Film Holes
Open the PDF for Film Cooling Effectiveness and Heat Transfer Near Deposit-Laden Film Holes in another window
Topics: Film cooling, Heat transfer, Surface roughness
Proceedings Papers

Effect of Hole Spacing on Deposition of Fine Coal Flyash Near Film Cooling Holes

Weiguo Ai, Nathan Murray, Thomas H. Fletcher, Spencer Harding, Jeffrey P. Bons
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 549-559, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59569
https://doi.org/10.1115/GT2009-59569
View Paper titled, Effect of Hole Spacing on Deposition of Fine Coal Flyash Near Film Cooling Holes
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Topics: Coal, Film cooling, Fly ash, Temperature, Particulate matter, Metals, Surface roughness, Turbines, Combustion chambers, Density
Proceedings Papers

Effect of Particle Size and Trench Configuration on Deposition From Fine Coal Flyash Near Film Cooling Holes

Weiguo Ai, Robert G. Laycock, Devin S. Rappleye, Thomas H. Fletcher, Jeffrey P. Bons
Proc. ASME. GT2009, Volume 3: Heat Transfer, Parts A and B, 561-571, June 8–12, 2009
Publisher: American Society of Mechanical Engineers
Paper No: GT2009-59571
https://doi.org/10.1115/GT2009-59571
View Paper titled, Effect of Particle Size and Trench Configuration on Deposition From Fine Coal Flyash Near Film Cooling Holes
Open the PDF for Effect of Particle Size and Trench Configuration on Deposition From Fine Coal Flyash Near Film Cooling Holes in another window
Topics: Coal, Film cooling, Fly ash, Particle size, Particulate matter, Cooling, Temperature, Combustion chambers, Flow (Dynamics), Mach number
Proceedings Papers

Deposition Near Film Cooling Holes on a High Pressure Turbine Vane

Weiguo Ai, Nathan Murray, Thomas H. Fletcher, Spencer Harding, Scott Lewis, Jeffrey P. Bons
Proc. ASME. GT2008, Volume 4: Heat Transfer, Parts A and B, 825-835, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-50901
https://doi.org/10.1115/GT2008-50901
View Paper titled, Deposition Near Film Cooling Holes on a High Pressure Turbine Vane
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Topics: Film cooling, High pressure (Physics), Turbines
Proceedings Papers

Effects of Particle Size, Gas Temperature and Metal Temperature on High Pressure Turbine Deposition in Land Based Gas Turbines From Various Synfuels

Jared M. Crosby, Scott Lewis, Jeffrey P. Bons, Weiguo Ai, Thomas H. Fletcher
Proc. ASME. GT2007, Volume 4: Turbo Expo 2007, Parts A and B, 1365-1376, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27531
https://doi.org/10.1115/GT2007-27531
View Paper titled, Effects of Particle Size, Gas Temperature and Metal Temperature on High Pressure Turbine Deposition in Land Based Gas Turbines From Various Synfuels
Open the PDF for Effects of Particle Size, Gas Temperature and Metal Temperature on High Pressure Turbine Deposition in Land Based Gas Turbines From Various Synfuels in another window
Topics: Gas turbines, High pressure (Physics), Metals, Particle size, Synthetic fuels, Temperature, Turbines
Proceedings Papers

Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From PLIF Measurements of OH

Paul O. Hedman, Thomas H. Fletcher, Stewart G. Graham, G. Wayne Timothy, Daniel V. Flores, Jason K. Haslam
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 289-299, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30052
https://doi.org/10.1115/GT2002-30052
View Paper titled, Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From PLIF Measurements of OH
Open the PDF for Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From PLIF Measurements of OH in another window
Topics: Combustion chambers, Flames, Gas turbines, Natural gas, Ejectors, Fuels, Vortices, Air flow, Density, Fluorescence
Proceedings Papers

Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From LDA Velocity Measurements

Paul O. Hedman, Robert L. Murray, Thomas H. Fletcher
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 301-311, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30053
https://doi.org/10.1115/GT2002-30053
View Paper titled, Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From LDA Velocity Measurements
Open the PDF for Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From LDA Velocity Measurements in another window
Topics: Combustion chambers, Flames, Gas turbines, Natural gas, Velocity measurement, Density, Fuels
Proceedings Papers

Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From CARS Temperature Measurements

Paul O. Hedman, Daniel V. Flores, Thomas H. Fletcher
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 313-321, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30054
https://doi.org/10.1115/GT2002-30054
View Paper titled, Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From CARS Temperature Measurements
Open the PDF for Observations of Flame Behavior in a Laboratory-Scale Pre-Mixed Natural Gas/Air Gas Turbine Combustor From CARS Temperature Measurements in another window
Topics: Automobiles, Combustion chambers, Flames, Gas turbines, Natural gas, Temperature measurement, Density, Fuels, Temperature