Ressearch Interests: Control Systems, Optimal Control, Optimization, Hierarchical Control, Reachability Analysis, Model Predictive Control
Current (PSU): Reachability analysis, model predictive control, hierarchical control, thermal management & electrical systems, hybrid systems with discrete characteristics.
Previous (UMN): Optimal control, constrained optimization, hybrid hydraulic-electric systems, and control over discrete operating decisions.
J. Siefert, P. Y. Li, 2020. "Optimal control and energy saving analysis of common pressure rail architectures: HHEA & STEAM". In BATH/ASME 2020 Symposium on Fluid Power and Motion Control.
J. Siefert, P. Y. Li, 2020. "Optimal operation of a hybrid hydraulic-electric architecture for off-road mobile machines over discrete operating conditions". 2020 American Controls Conference.
P. Y. Li, J. Siefert, 2019. "A hybrid hydraulic-electric architecture (HHEA) for high power off-road mobile machines". In BATH/ASME
2019 Symposium on Fluid Power and Motion Control.