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Justin P. Koeln
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Journal Articles

Experimental Validation of Switched Moving Boundary Modeling of Phase Change Thermal Energy Storage Systems

Trent J. Sakakini, Alexander M. Gomez, Justin P. Koeln
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. March 2024, 146(2): 021007.
Paper No: DS-23-1135
https://doi.org/10.1115/1.4064093
Published Online: December 11, 2023
View Article titled, Experimental Validation of Switched Moving Boundary Modeling of Phase Change Thermal Energy Storage Systems
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Topics: Modeling, Thermal energy storage, Flow (Dynamics), Heat transfer, Fluids, Natural convection, Dynamics (Mechanics), Simulation, Cycles
Proceedings Papers

Hierarchical Multi-Timescale Energy Management for Hybrid-Electric Aircraft

Wenqing Wang, Justin P. Koeln
Proc. ASME. DSCC2020, Volume 1: Adaptive/Intelligent Sys. Control; Driver Assistance/Autonomous Tech.; Control Design Methods; Nonlinear Control; Robotics; Assistive/Rehabilitation Devices; Biomedical/Neural Systems; Building Energy Systems; Connected Vehicle Systems; Control/Estimation of Energy Systems; Control Apps.; Smart Buildings/Microgrids; Education; Human-Robot Systems; Soft Mechatronics/Robotic Components/Systems; Energy/Power Systems; Energy Storage; Estimation/Identification; Vehicle Efficiency/Emissions, V001T11A002, October 5–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2020-3190
https://doi.org/10.1115/DSCC2020-3190
View Paper titled, Hierarchical Multi-Timescale Energy Management for Hybrid-Electric Aircraft
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Topics: Aircraft, Energy management, Control equipment, Fuels, Actuators, Closed loop systems, Complex systems, Electronic systems, Hybrid power systems, Power systems (Machinery)
Proceedings Papers

Nonlinear Hierarchical MPC for Maximizing Aircraft Thermal Endurance

Daniel D. Leister, Justin P. Koeln
Proc. ASME. DSCC2020, Volume 1: Adaptive/Intelligent Sys. Control; Driver Assistance/Autonomous Tech.; Control Design Methods; Nonlinear Control; Robotics; Assistive/Rehabilitation Devices; Biomedical/Neural Systems; Building Energy Systems; Connected Vehicle Systems; Control/Estimation of Energy Systems; Control Apps.; Smart Buildings/Microgrids; Education; Human-Robot Systems; Soft Mechatronics/Robotic Components/Systems; Energy/Power Systems; Energy Storage; Estimation/Identification; Vehicle Efficiency/Emissions, V001T11A003, October 5–7, 2020
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2020-3203
https://doi.org/10.1115/DSCC2020-3203
View Paper titled, Nonlinear Hierarchical MPC for Maximizing Aircraft Thermal Endurance
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Topics: Aircraft, Control equipment, Fuels, Actuators, Computer simulation, Linear systems, Nonlinear systems, Predictive control, Temperature, Thermal energy
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
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. October 2018, 140(10): 101016.
Paper No: DS-17-1458
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
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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
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2018, 140(4): 041013.
Paper No: DS-16-1607
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
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Topics: Aircraft, Dynamics (Mechanics), Flow (Dynamics), Fluids, Generators, Heat, Heat exchangers, Modeling, Stress, Temperature
Proceedings Papers

A Graph-Based Approach for Dynamic Compressor Modeling in Vapor Compression Systems

Christopher T. Aksland, Justin P. Koeln, Andrew G. Alleyne
Proc. ASME. DSCC2017, Volume 3: Vibration in Mechanical Systems; Modeling and Validation; Dynamic Systems and Control Education; Vibrations and Control of Systems; Modeling and Estimation for Vehicle Safety and Integrity; Modeling and Control of IC Engines and Aftertreatment Systems; Unmanned Aerial Vehicles (UAVs) and Their Applications; Dynamics and Control of Renewable Energy Systems; Energy Harvesting; Control of Smart Buildings and Microgrids; Energy Systems, V003T27A011, October 11–13, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2017-5238
https://doi.org/10.1115/DSCC2017-5238
View Paper titled, A Graph-Based Approach for Dynamic Compressor Modeling in Vapor Compression Systems
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Topics: Compression, Compressors, Modeling, Vapors, Dynamics (Mechanics), Fluids, Capacitance, Condensers (steam plant), Heat transfer, Reliability
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
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2016-9782
https://doi.org/10.1115/DSCC2016-9782
View Paper titled, Experimental Validation of Graph-Based Modeling for Thermal Fluid Power Flow Systems
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Topics: Flow (Dynamics), Modeling, Thermofluids, Conservation laws (Physics), Design, Engineering systems and industry applications, Physics, Thermal management
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
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2015-9904
https://doi.org/10.1115/DSCC2015-9904
View Paper titled, Hierarchical Control of Multi-Domain Power Flow in Mobile Systems: Part II — Aircraft Application
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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
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2015-9908
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
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Topics: Flow (Dynamics), Vehicles, Dynamics (Mechanics), Separation (Technology), Aircraft, Control equipment, Model development, Modeling, Simulation results, Thermal systems
Proceedings Papers

Optimal Subcooling in Vapor Compression Systems via Extremum Seeking Control

Justin P. Koeln, Andrew G. Alleyne
Proc. ASME. DSCC2013, Volume 1: Aerial Vehicles; Aerospace Control; Alternative Energy; Automotive Control Systems; Battery Systems; Beams and Flexible Structures; Biologically-Inspired Control and its Applications; Bio-Medical and Bio-Mechanical Systems; Biomedical Robots and Rehab; Bipeds and Locomotion; Control Design Methods for Adv. Powertrain Systems and Components; Control of Adv. Combustion Engines, Building Energy Systems, Mechanical Systems; Control, Monitoring, and Energy Harvesting of Vibratory Systems, V001T13A005, October 21–23, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2013-3934
https://doi.org/10.1115/DSCC2013-3934
View Paper titled, Optimal Subcooling in Vapor Compression Systems via Extremum Seeking Control
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Topics: Compression, Subcooling, Vapors, System architecture, System efficiency, Air conditioning, Condensers (steam plant), Degrees of freedom, Energy consumption, Simulation