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Azad Ghaffari
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Journal Articles

Improving the Performance of a Hierarchical Traffic Flow Control Framework Using Lyapunov-Based Switched Newton Extremum Seeking

Pouria Karimi Shahri, Baisravan HomChaudhuri, Azad Ghaffari, Amir H. Ghasemi
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. October 2023, 3(4): 041003.
Paper No: ALDSC-23-1034
https://doi.org/10.1115/1.4064088
Published Online: December 7, 2023
View Article titled, Improving the Performance of a Hierarchical Traffic Flow Control Framework Using Lyapunov-Based Switched Newton Extremum Seeking
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Topics: Control equipment, Density, Dynamics (Mechanics), Traffic, Algorithms, Switches, Feedback, Simulation results, Vehicles, Design
Proceedings Papers

Experimental Verification of Dynamic Contour Error Estimation for High-Precision Contouring of Two-Axis Servo-Systems

Azad Ghaffari, A. Galip Ulsoy
Proc. ASME. DSCC2015, Volume 2: Diagnostics and Detection; Drilling; Dynamics and Control of Wind Energy Systems; Energy Harvesting; Estimation and Identification; Flexible and Smart Structure Control; Fuels Cells/Energy Storage; Human Robot Interaction; HVAC Building Energy Management; Industrial Applications; Intelligent Transportation Systems; Manufacturing; Mechatronics; Modelling and Validation; Motion and Vibration Control Applications, V002T33A005, October 28–30, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2015-9744
https://doi.org/10.1115/DSCC2015-9744
View Paper titled, Experimental Verification of Dynamic Contour Error Estimation for High-Precision Contouring of Two-Axis Servo-Systems
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Topics: Errors, Servomechanisms, Algorithms, Position control, Corners (Structural elements), Instrumentation, Machining, Sliding mode control
Journal Articles

Modeling, Control, and Stability Analysis of Heterogeneous Thermostatically Controlled Load Populations Using Partial Differential Equations

Azad Ghaffari, Scott Moura, Miroslav Krstić
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. October 2015, 137(10): 101009.
Paper No: DS-14-1197
https://doi.org/10.1115/1.4030817
Published Online: July 27, 2015
View Article titled, Modeling, Control, and Stability Analysis of Heterogeneous Thermostatically Controlled Load Populations Using Partial Differential Equations
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Topics: Design, Stability, State feedback, Stress, Temperature, Feedback, Modeling, Simulation, Partial differential equations, Poles (Building)
Proceedings Papers

Analytic Modeling and Integral Control of Heterogeneous Thermostatically Controlled Load Populations

Azad Ghaffari, Scott Moura, Miroslav Krstić
Proc. ASME. DSCC2014, Volume 2: Dynamic Modeling and Diagnostics in Biomedical Systems; Dynamics and Control of Wind Energy Systems; Vehicle Energy Management Optimization; Energy Storage, Optimization; Transportation and Grid Applications; Estimation and Identification Methods, Tracking, Detection, Alternative Propulsion Systems; Ground and Space Vehicle Dynamics; Intelligent Transportation Systems and Control; Energy Harvesting; Modeling and Control for Thermo-Fluid Applications, IC Engines, Manufacturing, V002T22A002, October 22–24, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2014-6022
https://doi.org/10.1115/DSCC2014-6022
View Paper titled, Analytic Modeling and Integral Control of Heterogeneous Thermostatically Controlled Load Populations
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Topics: Modeling, Stress, Feedback, Temperature, Algorithms, Computer simulation, Control modeling, Design, Numerical stability, Partial differential equations
Journal Articles

Extremum Seeking for Wind and Solar Energy Applications

Azad Ghaffari, Miroslav Krstic, Sridhar Seshagiri
Journal: Mechanical Engineering
Publisher: ASME
Article Type: Select Article
Mechanical Engineering. March 2014, 136(03): S13–S21.
Paper No: ME-14-MAR5
https://doi.org/10.1115/3.2016-Mar-5
Published Online: March 1, 2014
View Article titled, Extremum Seeking for Wind and Solar Energy Applications
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Topics: Algorithms, Design, Optimization, Photovoltaic power systems, Scalars, Solar energy, Wind, Dynamics (Mechanics), Wind turbines, Signals