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Journal Articles

Co-Optimization of Velocity and Charge-Depletion for Plug-In Hybrid Electric Vehicles: Accounting for Acceleration and Jerk Constraints

Di Chen, Mike Huang, Anna G. Stefanopoulou, Youngki Kim
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. January 2022, 144(1): 011107.
Paper No: DS-21-1140
https://doi.org/10.1115/1.4053139
Published Online: December 27, 2021
View Article titled, Co-Optimization of Velocity and Charge-Depletion for Plug-In Hybrid Electric Vehicles: Accounting for Acceleration and Jerk Constraints
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Topics: Optimization, Vehicles, Fuel efficiency, Engines, Hybrid electric vehicles, Dynamics (Mechanics)
Journal Articles

Data-Driven Forgetting and Discount Factors for Vehicle Speed Forecasting in Ecological Adaptive Cruise Control

Eunjeong Hyeon, Youngki Kim, Tulga Ersal, Anna Stefanopoulou
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. January 2022, 144(1): 011101.
Paper No: DS-21-1144
https://doi.org/10.1115/1.4052272
Published Online: September 27, 2021
View Article titled, Data-Driven Forgetting and Discount Factors for Vehicle Speed Forecasting in Ecological Adaptive Cruise Control
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Topics: Vehicles, Traffic
Journal Articles

A Receding-Horizon Framework for Co-Optimizing the Velocity and Power-Split of Automated Plug-In Hybrid Electric Vehicles

Di Chen, Mike Huang, Anna Stefanopoulou, Youngki Kim
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. October 2021, 1(4): 041006.
Paper No: ALDSC-20-1060
https://doi.org/10.1115/1.4050191
Published Online: March 11, 2021
View Article titled, A Receding-Horizon Framework for Co-Optimizing the Velocity and Power-Split of Automated Plug-In Hybrid Electric Vehicles
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Topics: Control equipment, Dynamics (Mechanics), Fuel efficiency, Hybrid electric vehicles, Optimization, Simulation results, Trajectories (Physics), Errors, Fuel consumption, Computation
Proceedings Papers

Influence of Speed Forecasting on the Performance of Ecological Adaptive Cruise Control

Eunjeong Hyeon, Youngki Kim, Niket Prakash, Anna G. Stefanopoulou
Proc. ASME. DSCC2019, Volume 1: Advanced Driver Assistance and Autonomous Technologies; Advances in Control Design Methods; Advances in Robotics; Automotive Systems; Design, Modeling, Analysis, and Control of Assistive and Rehabilitation Devices; Diagnostics and Detection; Dynamics and Control of Human-Robot Systems; Energy Optimization for Intelligent Vehicle Systems; Estimation and Identification; Manufacturing, V001T08A003, October 8–11, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2019-9046
https://doi.org/10.1115/DSCC2019-9046
View Paper titled, Influence of Speed Forecasting on the Performance of Ecological Adaptive Cruise Control
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Topics: Cities, Connected vehicles, Corporate average fuel economy, Flow (Dynamics), Fuel efficiency, Predictive control, Traffic, Vehicles
Journal Articles

A Comparative Study of Different Objectives Functions for the Minimal Fuel Drive Cycle Optimization in Autonomous Vehicles

Niket Prakash, Youngki Kim, Anna G. Stefaopoulou
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. July 2019, 141(7): 071011.
Paper No: DS-18-1223
https://doi.org/10.1115/1.4043189
Published Online: April 8, 2019
View Article titled, A Comparative Study of Different Objectives Functions for the Minimal Fuel Drive Cycle Optimization in Autonomous Vehicles
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Topics: Cycles, Energy conservation, Engines, Fuel consumption, Fuels, Optimization, Vehicles
Journal Articles

Synthesis of Pontryagin's Maximum Principle Analysis for Speed Profile Optimization of All-Electric Vehicles

Hadi Abbas, Youngki Kim, Jason B. Siegel, Denise M. Rizzo
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. July 2019, 141(7): 071004.
Paper No: DS-18-1217
https://doi.org/10.1115/1.4043117
Published Online: March 25, 2019
View Article titled, Synthesis of Pontryagin's Maximum Principle Analysis for Speed Profile Optimization of All-Electric Vehicles
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Topics: Braking, Cycles, Energy consumption, Optimization, Propulsion, Vehicles, Regenerative braking, Trajectories (Physics), Batteries
Proceedings Papers

Optimization of Energy-Efficient Speed Profile for Electrified Vehicles

Hadi Abbas, Youngki Kim, Jason B. Siegel, Denise M. Rizzo
Proc. ASME. DSCC2018, Volume 2: Control and Optimization of Connected and Automated Ground Vehicles; Dynamic Systems and Control Education; Dynamics and Control of Renewable Energy Systems; Energy Harvesting; Energy Systems; Estimation and Identification; Intelligent Transportation and Vehicles; Manufacturing; Mechatronics; Modeling and Control of IC Engines and Aftertreatment Systems; Modeling and Control of IC Engines and Powertrain Systems; Modeling and Management of Power Systems, V002T15A006, September 30–October 3, 2018
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2018-9138
https://doi.org/10.1115/DSCC2018-9138
View Paper titled, Optimization of Energy-Efficient Speed Profile for Electrified Vehicles
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Topics: Optimization, Vehicles, Energy consumption, Roads, Braking, Cycles, Dynamic programming, Military systems, Propulsion, Robots
Proceedings Papers

On Improving Battery State of Charge Estimation Using Bulk Force Measurements

Shankar Mohan, Youngki Kim, Anna G. Stefanopoulou
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, V001T13A010, October 28–30, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2015-9966
https://doi.org/10.1115/DSCC2015-9966
View Paper titled, On Improving Battery State of Charge Estimation Using Bulk Force Measurements
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Topics: Batteries, Force measurement, Deformation, Engineering simulation, Errors, Lithium, Lithium-ion batteries, Plates (structures), Pressure, Simulation
Journal Articles

An Iterative Learning Control Approach to Improving Fidelity in Internet-Distributed Hardware-in-the-Loop Simulation

Tulga Ersal, Mark Brudnak, Ashwin Salvi, Youngki Kim, Jason B. Siegel, Jeffrey L. Stein
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. November 2014, 136(6): 061012.
Paper No: DS-13-1276
https://doi.org/10.1115/1.4027868
Published Online: August 8, 2014
View Article titled, An Iterative Learning Control Approach to Improving Fidelity in Internet-Distributed Hardware-in-the-Loop Simulation
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Topics: Engines, Internet, Iterative learning control, Simulation, Batteries, Generators, Hardware, Errors
Journal Articles

Keeping Ground Robots on the Move Through Battery & Mission Management

Tulga Ersal, Youngki Kim, John Broderick, Tianyou Guo, Amir Sadrpour, Anna Stefanopoulou, Jason Siegel, Dawn Tilbury, Ella Atkins, Huei Peng, Jionghua (Judy) Jin, A. Galip Ulsoy
Journal: Mechanical Engineering
Publisher: ASME
Article Type: Select Article
Mechanical Engineering. June 2014, 136(06): S1–S6.
Paper No: ME-14-JUN4
https://doi.org/10.1115/6.2014-Jun-4
Published Online: June 1, 2014
View Article titled, Keeping Ground Robots on the Move Through Battery & Mission Management
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Topics: Batteries, Robots
Proceedings Papers

Maximum Power Estimation of Lithium-Ion Batteries Accounting for Thermal and Electrical Constraints

Youngki Kim, Shankar Mohan, Jason B. Siegel, Anna G. Stefanopoulou
Proc. ASME. DSCC2013, Volume 2: Control, Monitoring, and Energy Harvesting of Vibratory Systems; Cooperative and Networked Control; Delay Systems; Dynamical Modeling and Diagnostics in Biomedical Systems; Estimation and Id of Energy Systems; Fault Detection; Flow and Thermal Systems; Haptics and Hand Motion; Human Assistive Systems and Wearable Robots; Instrumentation and Characterization in Bio-Systems; Intelligent Transportation Systems; Linear Systems and Robust Control; Marine Vehicles; Nonholonomic Systems, V002T23A003, October 21–23, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2013-3935
https://doi.org/10.1115/DSCC2013-3935
View Paper titled, Maximum Power Estimation of Lithium-Ion Batteries Accounting for Thermal and Electrical Constraints
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Topics: Accounting, Lithium-ion batteries, Currents, Temperature, Algebra, Algorithms, Batteries, Engineering simulation, Separation (Technology), Simulation
Proceedings Papers

A Conceptual Design of I-125 Generator at the HANARO

Heonil Kim, Jonghark Park, Byungchul Lee, Heetaek Chae, Youngki Kim
Proc. ASME. ICONE17, Volume 5: Fuel Cycle and High and Low Level Waste Management and Decommissioning; Computational Fluid Dynamics (CFD), Neutronics Methods and Coupled Codes; Instrumentation and Control, 217-222, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75020
https://doi.org/10.1115/ICONE17-75020
View Paper titled, A Conceptual Design of I-125 Generator at the HANARO
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Topics: Conceptual design, Generators, Neutrons, Computational fluid dynamics, Design, Physics, Thermal hydraulics