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Proceedings Papers

Application of the Centaur Industrial Gas Turbine to the Central Receiver Concept for Solar Electric Power

P. B. Roberts
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A045, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-45
https://doi.org/10.1115/79-GT-45
View Paper titled, Application of the Centaur Industrial Gas Turbine to the Central Receiver Concept for Solar Electric Power
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Topics: Electricity (Physics), Industrial gases, Solar energy, Turbines, Combustion, Control systems, Design, Fuels, Gas turbines, Thermal energy
Proceedings Papers

An Off-Design Correlation of Part Span Damper Losses Through Transonic Axial Fan Rotors

W. B. Roberts, J. E. Crouse, D. M. Sandercock
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A006, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-6
https://doi.org/10.1115/79-GT-6
View Paper titled, An Off-Design Correlation of Part Span Damper Losses Through Transonic Axial Fan Rotors
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Topics: Dampers, Design, Rotors, Blades, Pressure, Suction
Proceedings Papers

Soot and the Combined Cycle Boiler

P. B. Roberts, H. D. Marron
Proc. ASME. GT1979, Volume 1A: Gas Turbines, V01AT01A067, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-67
https://doi.org/10.1115/79-GT-67
View Paper titled, Soot and the Combined Cycle Boiler
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Topics: Boilers, Combined cycles, Soot, Temperature, Combustion systems, Engines, Gas turbines, Hardware, Heat recovery, Metals
Proceedings Papers

Low-Turbulence High-Speed Wind Tunnel for the Determination of Cascade Shock Losses

J. A. Slovisky, W. B. Roberts, D. M. Sandercock
Proc. ASME. GT1979, Volume 1B: Gas Turbines, V01BT02A028, March 12–15, 1979
Publisher: American Society of Mechanical Engineers
Paper No: 79-GT-129
https://doi.org/10.1115/79-GT-129
View Paper titled, Low-Turbulence High-Speed Wind Tunnel for the Determination of Cascade Shock Losses
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Topics: Cascades (Fluid dynamics), Shock (Mechanics), Turbulence, Wind tunnels, Probes, Airfoils, Chords (Trusses), Compressors, Flow (Dynamics), Flow visualization
Proceedings Papers

Advanced Low NO x Combustors for Supersonic High-Altitude Aircraft Gas Turbines

P. B. Roberts, J. R. Shekleton, D. J. White, H. F. Butze
Proc. ASME. GT1976, Volume 1A: General, V01AT01A012, March 21–25, 1976
Publisher: American Society of Mechanical Engineers
Paper No: 76-GT-12
https://doi.org/10.1115/76-GT-12
View Paper titled, Advanced Low NO x Combustors for Supersonic High-Altitude Aircraft Gas Turbines
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Topics: Aircraft, Combustion chambers, Gas turbines, Nitrogen oxides, Air pollution, Nitrogen, Pollution
Proceedings Papers

Wide Range Operation of Advanced Low NOx Aircraft Gas Turbine Combustors

P. B. Roberts, R. J. Fiorito, H. F. Butze
Proc. ASME. GT1978, Volume 1B: General, V01BT02A028, April 9–13, 1978
Publisher: American Society of Mechanical Engineers
Paper No: 78-GT-128
https://doi.org/10.1115/78-GT-128
View Paper titled, Wide Range Operation of Advanced Low NOx Aircraft Gas Turbine Combustors
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Topics: Aircraft, Combustion chambers, Gas turbines, Nitrogen oxides, Emissions, Fuels, Pressure, Design, Engines, Geometry
Proceedings Papers

Fuel-Flexible Combined Cycles for Utility Power and Cogeneration

P. B. Roberts, T. E. Duffy, H. Schreiber
Proc. ASME. GT1980, Volume 1B: General, V01BT02A007, March 10–13, 1980
Publisher: American Society of Mechanical Engineers
Paper No: 80-GT-101
https://doi.org/10.1115/80-GT-101
View Paper titled, Fuel-Flexible Combined Cycles for Utility Power and Cogeneration
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Topics: Combined cycles, Combined heat and power, Fuels, Turbines, Power stations, Coal, Combustion, Cycles, Gas turbines, Industrial gases
Proceedings Papers

Axial Compressor Performance Restoration by Blade Profile Control

William B. Roberts
Proc. ASME. GT1984, Volume 1: Turbomachinery, V001T01A063, June 4–7, 1984
Publisher: American Society of Mechanical Engineers
Paper No: 84-GT-232
https://doi.org/10.1115/84-GT-232
View Paper titled, Axial Compressor Performance Restoration by Blade Profile Control
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Topics: Blades, Compressors, Engines, Shapes, Boundary layers, Erosion, Fuel consumption
Proceedings Papers

Coal-Fueled Gas Turbine Combustor Island Development

P. B. Roberts, R. T. LeCren, L. H. Cowell, M. L. Noble, A. M. Hasan
Proc. ASME. GT1988, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T05A001, June 6–9, 1988
Publisher: American Society of Mechanical Engineers
Paper No: 88-GT-84
https://doi.org/10.1115/88-GT-84
View Paper titled, Coal-Fueled Gas Turbine Combustor Island Development
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Topics: Coal, Combustion chambers, Gas turbines, Design, Combined heat and power, Databases, Emissions, Engines, Flow visualization, Modeling
Proceedings Papers

Shock Loss Attenuation in Transonic Rotors Using Area Ruling Concepts for Part-Span Dampers

William B. Roberts, Donald M. Sandercock
Proc. ASME. GT1993, Volume 3A: General, V03AT15A041, May 24–27, 1993
Publisher: American Society of Mechanical Engineers
Paper No: 93-GT-190
https://doi.org/10.1115/93-GT-190
View Paper titled, Shock Loss Attenuation in Transonic Rotors Using Area Ruling Concepts for Part-Span Dampers
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Topics: Dampers, Rotors, Shock (Mechanics), Internal flow, Cascades (Fluid dynamics), Channel flow, Fans, Flow (Dynamics)
Proceedings Papers

The Effect of Adding Roughness and Thickness to a Transonic Axial Compressor Rotor

Kenneth L. Suder, Rodrick V. Chima, Anthony J. Strazisar, William B. Roberts
Proc. ASME. GT1994, Volume 1: Turbomachinery, V001T01A113, June 13–16, 1994
Publisher: American Society of Mechanical Engineers
Paper No: 94-GT-339
https://doi.org/10.1115/94-GT-339
View Paper titled, The Effect of Adding Roughness and Thickness to a Transonic Axial Compressor Rotor
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Topics: Compressors, Rotors, Surface roughness, Coatings, Coating processes, Blades, Design, Finishes, Airfoils, Boundary layers
Proceedings Papers

Turbulence Amplification With Incidence at the Leading Edge of a Compressor Cascade

Garth V. Hobson, Bryce E. Wakefield, William B. Roberts
Proc. ASME. GT1996, Volume 1: Turbomachinery, V001T01A103, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-409
https://doi.org/10.1115/96-GT-409
View Paper titled, Turbulence Amplification With Incidence at the Leading Edge of a Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Turbulence, Bubbles, Suction, Blades, Separation (Technology), Airfoils, Diffusion (Physics), Flow (Dynamics)
Proceedings Papers

The Effect of Variable Chord Length on Transonic Axial Rotor Performance

William B. Roberts, Albert Armin, George Kassaseya, Kenneth L. Suder, Scott A. Thorp, Anthony J. Strazisar
Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A080, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0498
https://doi.org/10.1115/2001-GT-0498
View Paper titled, The Effect of Variable Chord Length on Transonic Axial Rotor Performance
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Topics: Chords (Trusses), Rotors, Blades, Compressors, Disks, Aircraft, Commercial air transport, Design, Engines, Erosion
Journal Articles

The Effect of Ultrapolish on a Transonic Axial Rotor

William B. Roberts, Scott A. Thorp, Patricia S. Prahst, Anthony J. Strazisar
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. January 2013, 135(1): 011001.
Paper No: TURBO-11-1060
https://doi.org/10.1115/1.4006496
Published Online: October 12, 2012
View Article titled, The Effect of Ultrapolish on a Transonic Axial Rotor
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Topics: Blades, Rotors, Flow (Dynamics), Design, Finishes, Compressors
Proceedings Papers

Reduced Microstructure Adhesion Provided by Gas-Expanded Liquid Deposited Gold Nanoparticles

K. M. Hurst, C. B. Roberts, W. R. Ashurst
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 99-101, October 20–22, 2008
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2008-71253
https://doi.org/10.1115/IJTC2008-71253
View Paper titled, Reduced Microstructure Adhesion Provided by Gas-Expanded Liquid Deposited Gold Nanoparticles
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Topics: Adhesion, Nanoparticles, Stiction, Cantilever beams, Condensation, Polysilicon, Surface roughness
Proceedings Papers

The Effect of Ultrapolish on a Transonic Axial Rotor

William B. Roberts, Patricia S. Prahst, Scott Thorp, Anthony J. Strazisar
Proc. ASME. GT2005, Volume 6: Turbo Expo 2005, Parts A and B, 381-387, June 6–9, 2005
Publisher: American Society of Mechanical Engineers
Paper No: GT2005-69132
https://doi.org/10.1115/GT2005-69132
View Paper titled, The Effect of Ultrapolish on a Transonic Axial Rotor
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Topics: Rotors, Blades, Design, Finishes, Compressors, Errors, Flow (Dynamics), Mach number, NASA, Test facilities
Journal Articles

Linear Poroelastic Cancellous Bone Anisotropy: Trabecular Solid Elastic and Fluid Transport Properties

Sean S. Kohles, ASME Member, Julie B. Roberts
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. October 2002, 124(5): 521–526.
https://doi.org/10.1115/1.1503374
Published Online: September 30, 2002
View Article titled, Linear Poroelastic Cancellous Bone Anisotropy: Trabecular Solid Elastic and Fluid Transport Properties
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Topics: Anisotropy, Biological tissues, Bone, Elasticity, Fluids, Porosity, Permeability, Elastic moduli, Biomechanics
Journal Articles

The Effect of Variable Chord Length on Transonic Axial Rotor Performance

William B. Roberts, Mem. ASME, Albert Armin, George Kassaseya, Kenneth L. Suder, Mem. ASME, Scott A. Thorp, Anthony J. Strazisar, Mem. ASME
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. July 2002, 124(3): 351–357.
https://doi.org/10.1115/1.1459734
Published Online: July 10, 2002
View Article titled, The Effect of Variable Chord Length on Transonic Axial Rotor Performance
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Topics: Blades, Chords (Trusses), Compressors, Rotors, Erosion, Design
Journal Articles

Energy-Based Stochastic Estimation for Nonlinear Oscillators With Random Excitation

J. B. Roberts, M. Vasta
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. December 2000, 67(4): 763–771.
https://doi.org/10.1115/1.1330546
Published Online: August 14, 2000
View Article titled, Energy-Based Stochastic Estimation for Nonlinear Oscillators With Random Excitation
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Topics: Damping, Excitation, Stiffness, Diffusion (Physics), Random excitation, Potential energy, Markov processes
Journal Articles

Local Similarity in Nonlinear Random Vibration

S. Krenk, J. B. Roberts
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. March 1999, 66(1): 225–235.
https://doi.org/10.1115/1.2789151
Published Online: March 1, 1999
View Article titled, Local Similarity in Nonlinear Random Vibration
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Topics: Computer simulation, Damping, Density, Differential equations, Energy levels (Quantum mechanics), Excitation, Probability, Random noise, Random vibration, Spectral energy distribution