The Information & Smart Systems Laboratory (ISSL) is a group of researchers at the University of Kansas working to push the frontiers of information-driven smart systems. The lab performs cutting-edge research on information extraction, analysis and exploitation for dynamic systems to deal with system complexity and enable system intelligence. People of ISSL are committed to pursuing new ideas, perspectives and methods synergistically combining estimation, control, optimization, network systems and machine learning to address fundamental and applied problems arising from diverse practical systems. The past and ongoing work involves optimal estimation, distributed control, advanced battery management, robotics and environmental monitoring. The lab values research in the interest of general society, actively running research-integrated education and outreach events and forging collaboration with local communities and industry partners.
The 2nd International Conference on Industrial Electronics for Sustainable Energy Systems is welcoming submissions!
IFAC 2020 Open Invited Track on Emerging Challenges and Directions of Advanced Battery Management is welcoming submissions!
November 9, 2019: The paper "Battery state-of-charge estimation based on the nonlinear double-capacitor model and extended Kalman filter" will be forthcoming at the 2020 IEEE Green Technologies Conference. Congratulations to Mason and Ning!
October 16 and 18, 2019: Huazhen visited colleagues at Rensselaer Polytechnic Institute and the University of Texas at Arlington and gave seminar talks!
October 10, 2019: Huazhen attended the ASME Dynamic Systems & Control Conference at Park City, Utah!
September 27, 2019: Huazhen visited colleagues at the Electrical & Systems Engineering Department of the Washington University in St. Louis and gave a seminar on battery management!
August 20, 2019: Thomas Woodruff joined the lab as an M.Sc. student researcher. Welcome!
August 17, 2019: The Summer 2019 issue of ASME DSCD Newsletter was released!
July 19, 2019: Chuan's paper "Observer-based leader-follower tracking control for high-order multi-agent systems with limited measurement information" will be forthcoming at the 58th IEEE Conference on Decision & Control. Congratulations, Chuan!
July 10-12, 2019: Chuan, Ning and Huazhen attended American Control Conference in Philadelphia. Chuan and Ning presented their papers, "Distributed leader-follower tracking control for multi-agent systems subject to disturbances" (journal version, Systems & Control Letters, 2019) and "Parameter identification of the nonlinear double-capacitor model for lithium-Ion batteries: From the Wiener perspective" (journal version). Congratulations!
June 12-14, 2019: Huazhen attended the 28th IEEE International Symposium on Industrial Electronics!
June 6, 2019: Huazhen visited colleagues at UC Davis and gave a seminar talk!
June 6, 2019: Huazhen received the Miller Scholar Award from the School of Engineering of KU!
May 20, 2019: Chuan passed the PhD comprehensive exam. Congratulations!
May 8, 2019: Ning passed the PhD comprehensive exam. Congratulations!
April 27-28, 2019: The lab attended the 8th Midwest Workshop on Control and Game Theory!
April 19, 2019: Huazhen visited colleagues at the University of Tulsa and gave a talk about battery management at the Mechanical Engineering Graduate Seminar!
April 19, 2019: Our NSF CAREER project was covered by KU News!
April 11, 2019: Ning received the University of Kansas Tradition of Excellence Award. Congratulations, Ning!
April 8, 2019: Huazhen will serve as an Associate Editor for Information Sciences!
March 28, 2019: Huazhen visited colleagues at Purdue University and gave a colloquium talk about distributed cooperative autonomy!
March 10, 2019: Ning will start to serve as the Student Liaison for ASME Energy Systems Technical Committee. Congratulations, Ning!
February 21-22, 2019: Ning attended the BERC Energy Summit and presented his recent work on Li-ion battery modeling!
February 11, 2019: Huazhen received the NSF CAREER Award. Thanks to NSF for sponsoring the research, every lab member for their hard work, and many colleagues for their persistent support!
February 2, 2019: The paper "Observer-based distributed leader-follower tracking control: A new perspective and results" will be forthcoming in International Journal of Control. Congratulations, Chuan!
January 27, 2019: Two papers will be forthcoming at the American Control Conference to be held in July: "Parameter identification of the nonlinear double-capacitor model for Lithium-ion batteries: From the Wiener perspective" and "Distributed leader-follower tracking control for multi-agent systems subject to disturbances". Congratulations, Ning and Chuan!
January 22, 2019: The patent "System and method for battery charging" was issued as US Patent No. 10,186,890!
January 5, 2019: Huazhen visited the Southern University of Science and Technology, China, and gave a seminar talk!
December 26, 2018: Huazhen was quoted in an IEEE Spectrum article about a new battery safety technology, which will appear in the January issue of IEEE Spectrum!
December 25-28, 2018: Huazhen visited colleagues at Zhejiang University, Wuhan University of Technology, Hubei University of Technology and Huazhong University of Science and Technology!
December 17-19, 2018: Huazhen attended the 57th IEEE Conference on Decision & Control and presented the paper "Robustifying the Kalman filter against measurement outliers: An innovation saturation mechanism"!
December 6, 2018: Ning and Chuan successfully passed the PhD qualifying exam. Congratulations!
November 14, 2018: Huazhen will serve as Associate Editor for ASME Dynamic Systems & Control Division Newsletter and Section Editor for BMC Energy!
November 6, 2018: Mason received the ISSL Seminar Best Presentation Award. Congratulations, Mason!
October 21-23, 2018: Ning and Huazhen attended the 44th Annual Conference of the IEEE Industrial Electronics Society (IECON'18). Ning successfully presented the paper "A new nonlinear double-capacitor model for rechargeable batteries". Congratulations, Ning!
October 15, 2018: Huazhen visited colleagues at Pennsylvania State University and gave a seminar talk about distributed battery management!
October 2, 2018: Ning received the ISSL Seminar Best Presentation Award. Congratulations, Ning!
September 25, 2018: Our patent "System and method for battery charging" was approved!
August 20, 2018: Huazhen was recognized as one of the two Reviewers of the Year 2017 by ASME Journal of Dynamic Systems, Measurement and Control!
July 29, 2018: A paper first-authored by Chuan, "Energy-aware leader-follower tracking control for electric-powered multi-agent systems", will be forthcoming in Control Engineering Practice. Congratulations, Chuan!
July 21, 2018: Huazhen was appointed as a member of IEEE Control Systems Society Conference Editorial Board!
July 9 and 16, 2018: ISSL hosted two outreach sessions for over 30 middle and high school students attending KU's Summer Engineering Camp!
July 13, 2018: The paper “Robustifying the Kalman filter against measurement outliers: An innovation saturation mechanism” will be forthcoming at the 57th IEEE Conference on Decision and Control!
June 27-29, 2018: All the members of ISSL attended American Control Conference held at Milwaukee. It was a wonderful experience of seeing and learning! At the conference Chuan successfully presented his two papers, "Leader-follower tracking control for multi-agent systems based on input observer design" and "Battery-aware time/range-extended leader-follower tracking for a multi-agent system". Congratulations, Chuan!
June 24, 2018: Day 1 of the ISSL website. Every day is Day 1 as we enter into the future!
Nonlinear Double-Capacitor Model for Rechargeable Batteries: Modeling, Identification and Validation
N. Tian, H. Fang, J. Chen and Y. Wang
Robust Extended Kalman Filtering for Systems with Measurement Outliers
H. Fang, M. A. Haile and Y. Wang
A new encounter between leader-follower tracking and observer-based control: Towards enhancing robustness against disturbances
C. Yan and H. Fang
Systems & Control Letters, 2019
Distributed energy resources coordination over time-varying directed communication networks
T. Yang, D. Wu, H. Fang, W. Ren, H. Wang, Y. Hong, K. H. Johansson
IEEE Transactions on Control of Network Systems, 2019
Observer-based distributed leader-follower tracking control: A new perspective and results
C. Yan and H. Fang
International Journal of Control, 2019
3-D temperature field reconstruction for a lithium-ion battery pack: A distributed Kalman filtering approach
N. Tian, H. Fang and Y. Wang
IEEE Transactions on Control Systems Technology, 2019
Energy-aware leader-follower tracking control for electric-powered multi-agent systems
C. Yan, H. Fang and H. Chao
Control Engineering Practice, 2018
Optimal multi-objective charging for lithium-ion battery packs: A hierarchical control approach
Q. Ouyang, J. Chen, J. Zheng and H. Fang
IEEE Transactions on Industrial Informatics, 2018
Nonlinear Bayesian estimation: From Kalman filtering to a broader horizon
H. Fang, N. Tian, Y. Wang, M. Zhou and M. A. Haile
IEEE/CAA Journal of Automatica Sinica, 2018
Optimal pulse-modulated lithium-ion battery charging: Algorithms and simulation
H. Fang, C. Depcik and V. Lvovich
Journal of Energy Storage, 2018
Optimal cell-to-cell balancing topology design for serially connected lithium-ion battery packs
Q. Ouyang, J. Chen, J. Zheng and H. Fang
IEEE Transactions on Sustainable Energy, 2018
Revisiting the state-of-charge estimation for lithium-ion batteries - A methodical investigation of the EKF approach
Y. Wang, H. Fang, L. Zhou and T. Wada
IEEE Control Systems, 2017 (cover article)