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Journal Articles

The Application of the Hardy Cross Method of Moment Distribution

H. A. Williams
Journal: Journal of Fluids Engineering
Article Type: Research Papers
J. Fluids Eng. April 1934, 56(4): 305–319.
DOI: https://doi.org/10.1115/1.4019717
Published Online: February 10, 2023
View Article titled, The Application of the Hardy Cross Method of Moment Distribution
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Topics: Aircraft, Elevators, Spar platforms, Stress, Trusses (Building), Wing spars
Proceedings Papers

Stability Analysis of a Shape Memory Alloy Adaptive Tuned Vibration Absorber Under PI Control With Anti-Windup

Keith A. Williams, George Chiu, Robert Bernhard
Proc. ASME. IMECE2001, Dynamic Systems and Control, 407-414, November 11–16, 2001
Paper No: IMECE2001/DSC-24551
DOI: https://doi.org/10.1115/IMECE2001/DSC-24551
View Paper titled, Stability Analysis of a Shape Memory Alloy Adaptive Tuned Vibration Absorber Under PI Control With Anti-Windup
Click here to open pdf in another window PDF for Stability Analysis of a Shape Memory Alloy Adaptive Tuned Vibration Absorber Under PI Control With Anti-Windup
Topics: Shape memory alloys, Stability, Vibration absorbers, Vibration, Control algorithms, Control equipment, Excitation, Stiffness, Structural elements (Construction)
Proceedings Papers

Impact of Upstream Boundary Conditions on Fuel Injector Performance in a Low TRL Reacting Flow Experimental Facility

M. A. Williams, J. F. Carrotte, A. J. Moran, A. D. Walker
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A049, June 11–15, 2018
Paper No: GT2018-75621
DOI: https://doi.org/10.1115/GT2018-75621
View Paper titled, Impact of Upstream Boundary Conditions on Fuel Injector Performance in a Low TRL Reacting Flow Experimental Facility
Click here to open pdf in another window PDF for Impact of Upstream Boundary Conditions on Fuel Injector Performance in a Low TRL Reacting Flow Experimental Facility
Topics: Boundary-value problems, Flow (Dynamics), Fuel injectors, Emissions, Fuels, Compressors, Test facilities, Combustion systems, Computational fluid dynamics, Design
Journal Articles

Experimental Validation of Graph-Based Hierarchical Control for Thermal Management

Herschel C. Pangborn, Justin P. Koeln, Matthew A. Williams, Andrew G. Alleyne
Journal: Journal of Dynamic Systems, Measurement, and Control
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. October 2018, 140(10): 101016.
Paper No: DS-17-1458
DOI: https://doi.org/10.1115/1.4040211
Published Online: June 4, 2018
View Article titled, Experimental Validation of Graph-Based Hierarchical Control for Thermal Management
Click here to open pdf in another window PDF for Experimental Validation of Graph-Based Hierarchical Control for Thermal Management
Topics: Control equipment, Flow (Dynamics), Modeling, Pumps, Temperature, Thermal management, Fluids, Thermal energy, Thermal systems, Dynamics (Mechanics)
Journal Articles

Dynamical Graph Models of Aircraft Electrical, Thermal, and Turbomachinery Components

Matthew A. Williams, Justin P. Koeln, Herschel C. Pangborn, Andrew G. Alleyne
Journal: Journal of Dynamic Systems, Measurement, and Control
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2018, 140(4): 041013.
Paper No: DS-16-1607
DOI: https://doi.org/10.1115/1.4038341
Published Online: December 19, 2017
View Article titled, Dynamical Graph Models of Aircraft Electrical, Thermal, and Turbomachinery Components
Click here to open pdf in another window PDF for Dynamical Graph Models of Aircraft Electrical, Thermal, and Turbomachinery Components
Topics: Aircraft, Dynamics (Mechanics), Flow (Dynamics), Fluids, Generators, Heat, Heat exchangers, Modeling, Stress, Temperature
Proceedings Papers

Experimental Validation of Graph-Based Modeling for Thermal Fluid Power Flow Systems

Justin P. Koeln, Matthew A. Williams, Herschel C. Pangborn, Andrew G. Alleyne
Proc. ASME. DSCC2016, Volume 2: Mechatronics; Mechatronics and Controls in Advanced Manufacturing; Modeling and Control of Automotive Systems and Combustion Engines; Modeling and Validation; Motion and Vibration Control Applications; Multi-Agent and Networked Systems; Path Planning and Motion Control; Robot Manipulators; Sensors and Actuators; Tracking Control Systems; Uncertain Systems and Robustness; Unmanned, Ground and Surface Robotics; Vehicle Dynamic Controls; Vehicle Dynamics and Traffic Control, V002T21A008, October 12–14, 2016
Paper No: DSCC2016-9782
DOI: https://doi.org/10.1115/DSCC2016-9782
View Paper titled, Experimental Validation of Graph-Based Modeling for Thermal Fluid Power Flow Systems
Click here to open pdf in another window PDF for Experimental Validation of Graph-Based Modeling for Thermal Fluid Power Flow Systems
Topics: Flow (Dynamics), Modeling, Thermofluids, Conservation laws (Physics), Design, Engineering systems and industry applications, Physics, Thermal management
Proceedings Papers

Dynamic System Simulation Using Distributed Computation Hardware

Keith A. Williams
Proc. ASME. SMASIS2016, Volume 2: Modeling, Simulation and Control; Bio-Inspired Smart Materials and Systems; Energy Harvesting, V002T03A019, September 28–30, 2016
Paper No: SMASIS2016-9212
DOI: https://doi.org/10.1115/SMASIS2016-9212
View Paper titled, Dynamic System Simulation Using Distributed Computation Hardware
Click here to open pdf in another window PDF for Dynamic System Simulation Using Distributed Computation Hardware
Topics: Computation, Dynamic systems, Hardware, Simulation, Control modeling, Modeling, Control algorithms, Damping, Gates (Closures), Stiffness
Proceedings Papers

Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part II — Aircraft Application

Matthew A. Williams, Justin P. Koeln, Andrew G. Alleyne
Proc. ASME. DSCC2015, Volume 1: Adaptive and Intelligent Systems Control; Advances in Control Design Methods; Advances in Non-Linear and Optimal Control; Advances in Robotics; Advances in Wind Energy Systems; Aerospace Applications; Aerospace Power Optimization; Assistive Robotics; Automotive 2: Hybrid Electric Vehicles; Automotive 3: Internal Combustion Engines; Automotive Engine Control; Battery Management; Bio Engineering Applications; Biomed and Neural Systems; Connected Vehicles; Control of Robotic Systems, V001T08A005, October 28–30, 2015
Paper No: DSCC2015-9904
DOI: https://doi.org/10.1115/DSCC2015-9904
View Paper titled, Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part II — Aircraft Application
Click here to open pdf in another window PDF for Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part II — Aircraft Application
Topics: Aircraft, Flow (Dynamics), Dynamics (Mechanics), Engines, Fuel storage, Heat, Heat exchangers, Modeling, Power systems (Machinery), Simulation results
Proceedings Papers

Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part I — Framework Development and Demonstration

Justin P. Koeln, Matthew A. Williams, Andrew G. Alleyne
Proc. ASME. DSCC2015, Volume 1: Adaptive and Intelligent Systems Control; Advances in Control Design Methods; Advances in Non-Linear and Optimal Control; Advances in Robotics; Advances in Wind Energy Systems; Aerospace Applications; Aerospace Power Optimization; Assistive Robotics; Automotive 2: Hybrid Electric Vehicles; Automotive 3: Internal Combustion Engines; Automotive Engine Control; Battery Management; Bio Engineering Applications; Biomed and Neural Systems; Connected Vehicles; Control of Robotic Systems, V001T08A006, October 28–30, 2015
Paper No: DSCC2015-9908
DOI: https://doi.org/10.1115/DSCC2015-9908
View Paper titled, Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part I — Framework Development and Demonstration
Click here to open pdf in another window PDF for Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part I — Framework Development and Demonstration
Topics: Flow (Dynamics), Vehicles, Dynamics (Mechanics), Separation (Technology), Aircraft, Control equipment, Model development, Modeling, Simulation results, Thermal systems
Proceedings Papers

Study of Cutting Speed Variation in the Ultrasonic Assisted Drilling of Carbon Fibre Composites

Aniruddha Gupta, Stuart Barnes, Iain McEwen, Nadia Kourra, Mark A. Williams
Proc. ASME. IMECE2014, Volume 2B: Advanced Manufacturing, V02BT02A038, November 14–20, 2014
Paper No: IMECE2014-37046
DOI: https://doi.org/10.1115/IMECE2014-37046
View Paper titled, Study of Cutting Speed Variation in the Ultrasonic Assisted Drilling of Carbon Fibre Composites
Click here to open pdf in another window PDF for Study of Cutting Speed Variation in the Ultrasonic Assisted Drilling of Carbon Fibre Composites
Topics: Carbon fibers, Composite materials, Cutting, Drilling, Temperature, Carbon reinforced plastics, Delamination, Computerized tomography, Damage, Machining
Proceedings Papers

A Computational Study of Pressure Effects on Pollutants Generation in Gas Turbine Combustors

E. M. Amin, G. E. Andrews, M. Pourkashnian, A. Williams, R. A. Yetter
Proc. ASME. GT1995, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A049, June 5–8, 1995
Paper No: 95-GT-304
DOI: https://doi.org/10.1115/95-GT-304
View Paper titled, A Computational Study of Pressure Effects on Pollutants Generation in Gas Turbine Combustors
Click here to open pdf in another window PDF for A Computational Study of Pressure Effects on Pollutants Generation in Gas Turbine Combustors
Topics: Combustion chambers, Gas turbines, Pollution, Pressure, Soot, Nitrogen oxides, Turbulence, Chemistry, Algebra, Combustion
Proceedings Papers

Reduction of NO x Formation by Water Sprays in Strained Two-Stage Flames

S. C. Li, N. Ilincic, F. A. Williams
Proc. ASME. GT1996, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A053, June 10–13, 1996
Paper No: 96-GT-545
DOI: https://doi.org/10.1115/96-GT-545
View Paper titled, Reduction of NO x Formation by Water Sprays in Strained Two-Stage Flames
Click here to open pdf in another window PDF for Reduction of NO x Formation by Water Sprays in Strained Two-Stage Flames
Topics: Flames, Nitrogen oxides, Sprays, Water, Combustion, Diffusion flames, Fuels, Temperature, Combustion chambers, Databases
Proceedings Papers

Experimental and Numerical Studies of NOx Formation in Two-Stage Methane-Air Flames

S. C. Li, F. A. Williams
Proc. ASME. GT1998, Volume 3: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V003T06A001, June 2–5, 1998
Paper No: 98-GT-073
DOI: https://doi.org/10.1115/98-GT-073
View Paper titled, Experimental and Numerical Studies of NOx Formation in Two-Stage Methane-Air Flames
Click here to open pdf in another window PDF for Experimental and Numerical Studies of NOx Formation in Two-Stage Methane-Air Flames
Topics: Flames, Methane, Nitrogen oxides, Fuels, Nitrogen, Computation, Emissions, Water, Atmospheric pressure, Atoms
Proceedings Papers

Variable Fidelity Modeling in Closed Loop Dynamical Systems

Matthew A. Williams, Andrew G. Alleyne
Proc. ASME. DSCC2014, Volume 3: Industrial Applications; Modeling for Oil and Gas, Control and Validation, Estimation, and Control of Automotive Systems; Multi-Agent and Networked Systems; Control System Design; Physical Human-Robot Interaction; Rehabilitation Robotics; Sensing and Actuation for Control; Biomedical Systems; Time Delay Systems and Stability; Unmanned Ground and Surface Robotics; Vehicle Motion Controls; Vibration Analysis and Isolation; Vibration and Control for Energy Harvesting; Wind Energy, V003T38A003, October 22–24, 2014
Paper No: DSCC2014-6159
DOI: https://doi.org/10.1115/DSCC2014-6159
View Paper titled, Variable Fidelity Modeling in Closed Loop Dynamical Systems
Click here to open pdf in another window PDF for Variable Fidelity Modeling in Closed Loop Dynamical Systems
Topics: Dynamic systems, Modeling, Control equipment, Simulation, Compression, Condensers (steam plant), Control systems, Design, Dynamics (Mechanics), Vapors
Proceedings Papers

3D Modelling of NOx Emissions From an Aircraft Afterburner

T. J. Foster, C. W. Wilson, M. Pourkashanian, A. Williams
Proc. ASME. GT1999, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A060, June 7–10, 1999
Paper No: 99-GT-358
DOI: https://doi.org/10.1115/99-GT-358
View Paper titled, 3D Modelling of NOx Emissions From an Aircraft Afterburner
Click here to open pdf in another window PDF for 3D Modelling of NOx Emissions From an Aircraft Afterburner
Topics: Aircraft, Emissions, Nitrogen oxides, Three-dimensional modeling, Computational fluid dynamics, Nozzles, Air flow, Combustion chambers, Engines, Flames
Proceedings Papers

Experimental and Numerical Studies of Two-Stage Ethane-Air Flames

M. M. Y. Waly, S. C. Li, F. A. Williams
Proc. ASME. GT1999, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A013, June 7–10, 1999
Paper No: 99-GT-108
DOI: https://doi.org/10.1115/99-GT-108
View Paper titled, Experimental and Numerical Studies of Two-Stage Ethane-Air Flames
Click here to open pdf in another window PDF for Experimental and Numerical Studies of Two-Stage Ethane-Air Flames
Topics: Flames, Combustion, Fuels, Chemistry, Methane, Databases, Diffusion flames, Emissions, Flow (Dynamics), Gas chromatography
Proceedings Papers

Reaction Mechanisms for Methane Ignition

S. C. Li, F. A. Williams
Proc. ASME. GT2000, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A061, May 8–11, 2000
Paper No: 2000-GT-0145
DOI: https://doi.org/10.1115/2000-GT-0145
View Paper titled, Reaction Mechanisms for Methane Ignition
Click here to open pdf in another window PDF for Reaction Mechanisms for Methane Ignition
Topics: Ignition, Methane, Ignition delay, Low temperature, Temperature, Chemistry, Fuels, Hydrogen, Combustion, Combustion chambers
Proceedings Papers

Prediction of Premixed Laminar Flame Structure and Burning Velocity of Aviation Fuel-Air Mixtures

A. G. Kyne, P. M. Patterson, M. Pourkashanian, C. W. Wilson, A. Williams
Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A022, June 4–7, 2001
Paper No: 2001-GT-0055
DOI: https://doi.org/10.1115/2001-GT-0055
View Paper titled, Prediction of Premixed Laminar Flame Structure and Burning Velocity of Aviation Fuel-Air Mixtures
Click here to open pdf in another window PDF for Prediction of Premixed Laminar Flame Structure and Burning Velocity of Aviation Fuel-Air Mixtures
Topics: Aviation, Combustion, Flames, Fuels, Temperature, Atmospheric pressure, Chemical reactions, Temperature profiles
Proceedings Papers

An Experimental Investigation of Laminar Premixed Aviation Fuel-Air Flames

A. G. Kyne, P. M. Patterson, M. Pourkashanian, C. W. Wilson, A. Williams
Proc. ASME. GT2001, Volume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels; Oil and Gas Applications; Cycle Innovations, V002T02A023, June 4–7, 2001
Paper No: 2001-GT-0056
DOI: https://doi.org/10.1115/2001-GT-0056
View Paper titled, An Experimental Investigation of Laminar Premixed Aviation Fuel-Air Flames
Click here to open pdf in another window PDF for An Experimental Investigation of Laminar Premixed Aviation Fuel-Air Flames
Topics: Aviation, Flames, Fuels, Atmospheric pressure, Carbon dioxide, Databases, Fluorescence, Lasers, Quartz, Temperature profiles
Proceedings Papers

Hydrotreated Algae Renewable Fuel Performance in a Military Diesel Engine

Patrick A. Caton, Sherry A. Williams, Richard A. Kamin, Dianne Luning-Prak, Leonard J. Hamilton, Jim S. Cowart
Proc. ASME. ICES2012, ASME 2012 Internal Combustion Engine Division Spring Technical Conference, 121-132, May 6–9, 2012
Paper No: ICES2012-81048
DOI: https://doi.org/10.1115/ICES2012-81048
View Paper titled, Hydrotreated Algae Renewable Fuel Performance in a Military Diesel Engine
Click here to open pdf in another window PDF for Hydrotreated Algae Renewable Fuel Performance in a Military Diesel Engine
Topics: Diesel engines, Fuels, Military systems, Diesel, Brakes, Combustion, Engines, Carbon, Carbon dioxide, Cylinders