Advanced SI Performance and Combustion


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Course Overview

Understand the design constraints and trade-offs to achieve improved fuel economy, while meeting lower emissions. Review of IC engines, torque curves, and thermodynamics. Understand premixed combustion, knock, low temperature combustion, air handling, spark-ignition (SI) fuels, fuel and ignition systems, exhaust emissions mechanisms, regulations, after-treatment, and future directions for SI engines. You'll also learn the latest technologies, materials, and controls for better fuel economy and lower emissions.

Who Should Attend?

Students seeking an advanced understanding of Gasoline and Natural Gas Spark Ignition (SI) engine performance, thermodynamics and technology to improve fuel efficiency. Students interested in taking in taking this course should be familiar with IC engine performance and thermodynamics or have taken the on-Demand “Fundamentals of IC Engine Performance and Thermodynamics”. 

  • Engineers who work for IC engine companies and their suppliers
  • Engineers of companies who purchase or use IC engines for their machines
  • Technicians and managers in automotive, marine, or small engine markets
  • Business associates in marketing, planning, purchasing, project management

Course Outline

Overview of SI Engines and Torque Curves

    • Hybrids
    • Electrification
    • Alternative fuels 

Review of Applied Engine Thermodynamics

Premixed Combustion, Knock, and Low Temperature Combustion 

Fuel and Ignition Systems

Fuel Chemistry and Specification

Air Handling in SI Engines

    • Atkins & Miller cycles
    • Pulse Dynamics and system tuning
    • In-cylinder flow 

Advanced Combustion Development

    • Stoichiometric
    • Twin injection systems
    • Lean Combustion/Advanced Ignition
    • Homogenous charge
    • Low Temperature/Kinetically controlled Combustion  

Exhaust Emission Mechanisms and Regulation

SI Exhaust After-treatment 

    • Three-way
    • Lean
    • Future Options

Future Directions

    • TBC, VCR, CDA, Hybrids
    • System Optimization and Control Trade-offs
    • Low CO2 Fuels 


Michael Andrie

Michael Andrie is a program director and a researcher at the Engine Research Center (ERC) at the University of Wisconsin—Madison. He has more than 35 years of experience in engine development. Andrie began his engineering career at John Deere and then spent 17 years at Cummins Engine Company, where he managed and developed engines for the automotive, industrial, and marine markets. He joined the University of Wisconsin in 2007 and is active in research, mentoring, consulting, and continuing engineering education. Andrie holds several patents and is author on numerous publications. He also serves as the program manager for the over 35 members of the “Direct-injection Engine Research Consortium” (DERC) and the Biennial ERC symposium. Andrie holds a bachelor’s and a master’s degree in Agricultural and Mechanical Engineering from the University of Minnesota.

Todd Fansler

Todd Fansler received a PhD. in physics from Princeton University. He joined the Engine Research Center as an Honorary Fellow in 2012 after retiring as Director (acting) of the Propulsion Systems Research Laboratory at General Motors Research & Development. Most of his 33-year GM career was devoted to using optical diagnostics to study internal-combustion-engine flow fields, fuel sprays, combustion and emissions. His research, publications and presentations have been recognized with awards from SAE, GM, and the Combustion Institute. A Fellow of SAE and of the Institute of Physics, Todd currently serves as Reviews Editor of the International Journal of Engine Research and on the Editorial Board of Measurement Science & Technology.

David Foster

David Foster is the Phil and Jean Myers Emeritus Professor of Mechanical Engineering at the University of Wisconsin-Madison, and the past director of the UW Engine Research Center. He has more than 40 years of experience in diesel and spark-ignition combustion research, and continues to be a consultant throughout the internal combustion engine industry and at US National Laboratories. Through these efforts he has gained practical engine development experience to complement his expertise in the fundamental sciences. Foster holds a doctoral degree in mechanical engineering from the Massachusetts Institute of Technology.

Andrea Strzelec

Dr. Andrea Strzelec is the program director for the Masters of Engineering in Engine Systems (MEES) and non-credit professional development courses in Interdisciplinary Professional Programs (InterPro). Her prior work was as an Assistant Professor in the Department of Mechanical Engineering and principle investigator of the Combustion & Reaction Characterization Laboratory (CRCL) at Mississippi State University and Texas A&M University. Her teaching experience is in thermodynamics, heat transfer, internal combustion engines, automotive engineering and combustion science. She completed postdoctoral fellowships at Oak Ridge and Pacific Northwest National Laboratories and received her interdisciplinary Combustion Engineering, combining Chemical and Mechanical Engineering, PhD from the University of Wisconsin-Madison, working through the Engine Research Center and Oak Ridge National Laboratory.

Upcoming dates (0)

Take this course when it’s offered next!

Program Director

Michael Andrie

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