Jacob Siefert

Graduate Research Assistant
 jas7031 (at) psu (dot) edu

Ressearch Interests: Control Systems, Optimal Control, Optimization, Hierarchical Control, Reachability Analysis, Model Predictive Control


  • Ph.D. Mechanical Engineering – Pennsylvania State University (In Progress 2020-Present)
  • M.S. Mechanical Engineering – University of Minnesota (In Progress 2018-Present)
  • B.S. Mechanical Engineering – University of Maryland (Dec. 2016)


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


  1. 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.
  2. 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.
  3. 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.

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