Track 1: Off-Road, Rail, and Marine Engine Systems
This track spotlights innovations shaping the next generation of non-road propulsion. Authors are invited to showcase breakthroughs that push performance, durability, and emissions boundaries in off-highway, rail, marine, agricultural, power-generation, mining, and other heavy-duty applications.
Topics include:
- Advanced ignition, combustion, diagnostics, and emissions-control technologies
- Prototype, field-testing, and real-world demonstrations
- Engine architectures for demanding duty cycles and sustainability goals
Track 2: Fuels, Lubricants, and Carbon Management
This track invites cutting-edge research advancing sustainable fuels, next-generation lubricants, and carbon-mitigation strategies.
Topics include:
- Alternative fuels (e-fuels, synthetic fuels, biofuels)
- Lubricant impacts on durability, friction, and efficiency
- Carbon capture, onboard conversion, and low‑carbon pathways
- Life-cycle analysis (cradle‑to‑grave, WTW, TTW)
Track 3: Advanced Combustion, Flows, and Sprays
This track seeks papers pushing the frontier of combustion and fluid-dynamics understanding.
Topics include:
- IC engine fundamentals: thermodynamics, extreme compression, in‑cylinder flows
- Advanced concepts: RCCI, GCI, LTC, dual‑fuel
- Optical, laser‑based, pressure-based diagnostics
- Spray physics, droplet behavior, injection strategies
Track 4: Powertrains, Hybridization, Engine Controls, and Engine Design
This track showcases innovations in integrated engine–powertrain systems.
Topics include:
- Controls modeling (combustion, subsystem, HiL, sensors)
- HiL testing, rapid prototyping, novel test rigs
- Calibration and transient control strategies
- Next‑generation sensors and actuators
- Hybrid-powertrain engine design and control
- Mechanical design and thermal management
Track 5: Emissions Control
This track features advances in emissions-control science aimed at meeting aggressive global standards.
Topics include:
- Catalyst materials and system architectures
- Aftertreatment thermal management and durability
- Effects of alternative fuels
- Reductant delivery innovations
- Real‑world and drive‑cycle emissions
Track 6: Modeling and Simulation
This track highlights advances in numerical modeling, high‑fidelity simulation, and AI-enabled frameworks.
Topics include:
- Tool and workflow development
- Multiphase, turbulence, reacting‑flow modeling
- Chemical kinetics
- System‑level modeling
- AI/ML for model acceleration and hybrid modeling
Track 7: Small Engine Systems
This track features developments in small-engine research for handheld equipment, recreational vehicles, and compact industrial systems.
Topics include:
- Advanced ignition, combustion, and diagnostics
- Prototype and field demonstrations
- Emissions and fuel-variability challenges
Track 8: Light-Duty Engine Systems
This track explores next-generation propulsion for passenger vehicles.
Topics include:
- Downsized/boosted SI engine advances
- Cold-start performance and emissions
- Advanced combustion, ignition, and diagnostics
- Prototype and drive-cycle demonstrations
Track 9: Medium- and Heavy-Duty On-Road Engine Systems
This track focuses on innovations for commercial-vehicle engines.
Topics include:
- Alternative-fuel–enabled engine systems
- Ultra-low NOx strategies
- Advanced combustion, diagnostics, and emissions-control
- Drive-cycle and field demonstrations
Track 10: Rail Transportation
The Rail Transportation Symposium highlights advances in freight and passenger rail.
Topics include:
- Track and infrastructure technologies
- Rolling stock and propulsion
- Operations improvement and optimization
- Vehicle–track systems