| Active motion control of a hydraulic free piston engine K Li, A Sadighi, Z Sun IEEE/ASME Transactions on Mechatronics 19 (4), 1148-1159, 2013 | 81 | 2013 |
| Modeling of piston trajectory-based HCCI combustion enabled by a free piston engine C Zhang, K Li, Z Sun Applied Energy 139, 313-326, 2015 | 78 | 2015 |
| Precise piston trajectory control for a free piston engine K Li, C Zhang, Z Sun Control Engineering Practice 34, 30-38, 2015 | 75 | 2015 |
| Methods and systems for free piston engine control Z Sun, K Li, A Sadighi US Patent 10,132,238, 2018 | 26 | 2018 |
| Stability analysis of a hydraulic free piston engine with HCCI combustion K Li, Z Sun Dynamic Systems and Control Conference 54761, 655-662, 2011 | 24 | 2011 |
| Modeling and control of a hydraulic free piston engine with HCCI combustion K Li Proc. 52nd National Conference on Fluid Power, 2011, 567-576, 2011 | 19 | 2011 |
| Motion control of a hydraulic free-piston engine K Li, A Sadighi, Z Sun 2012 American Control Conference (ACC), 2878-2883, 2012 | 18 | 2012 |
| Modeling of a two-stroke free-piston engine with hcci combustion K Li, W Santiago, Z Sun Dynamic Systems and Control Conference 44175, 117-124, 2010 | 13 | 2010 |
| A comparative study of permanent magnet linear alternator and hydraulic free-piston engines A Sadighi, K Li, Z Sun Dynamic Systems and Control Conference 54754, 137-144, 2011 | 12 | 2011 |
| Transient motion control for a free-piston engine K Li, C Zhang, Z Sun Proceedings of the Institution of Mechanical Engineers, Part D: Journal of …, 2017 | 11 | 2017 |
| Modeling and control of controlled trajectory Rapid Compression Expansion Machine A Tripathi, K Li, C Zhang, Z Sun 2016 American Control Conference (ACC), 3304-3309, 2016 | 10 | 2016 |
| A control-oriented model for piston trajectory-based HCCI combustion C Zhang, K Li, Z Sun 2015 American Control Conference (ACC), 4747-4752, 2015 | 8 | 2015 |
| Development and Demonstration of a Class 6 Range-Extended Electric Vehicle for Commercial Pickup and Delivery Operation M Jeffers, E Miller, K Kelly, J Kresse, K Li, J Dalton, M Kader, C Frazier National Renewable Energy Lab.(NREL), Golden, CO (United States) 1 (NREL/CP …, 2020 | 7 | 2020 |
| Development of 80-and 100-mile work day cycles representative of commercial pickup and delivery operation AW Duran, KJ Kelly, J Kresse, K Li National Renewable Energy Lab.(NREL), Golden, CO (United States), 2018 | 7 | 2018 |
| Transient Control of a Hydraulic Free Piston Engine K Li, C Zhang, Z Sun Dynamic Systems and Control Conference 56123, V001T12A006, 2013 | 7 | 2013 |
| Systems and methods for transient control of a free-piston engine Z Sun, K Li US Patent 10,202,897, 2019 | 6 | 2019 |
| Modeling and control of free piston engine K Li | 3 | 2014 |
| Modeling of Piston Trajectory-Based HCCI Combustion C Zhang, K Li, Z Sun Dynamic Systems and Control Conference 46193, V002T34A004, 2014 | 2 | 2014 |
| Method and system for controlling a powertrain in a hybrid vehicle K Li, KM Follen, A Puri, JP Kresse III, AA Chunodkar US Patent App. 17/770,598, 2022 | 1 | 2022 |
| Supervisory genset control in range-extended electric vehicle K Li, KM Follen, JP Kresse US Patent App. 17/127,057, 2021 | | 2021 |
