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EngSim’s 1-D analysis expertise includes:
Engine Performance
- Intake & exhaust performance tuning
- Valve timing and optimization
- Intake & exhaust acoust
- Engine/exhaust system warm-up
- Turbocharger analysis/matching
- Control simulation
- Diesel aftertreatment
- Advanced concepts
- 1-D/3-D CFD coupling
- DOE studies & constrained
optimizations
- GT coupling (Power-Cool, Power-Drive)
- Mean value modeling & neural networks
- KIVA-3V/ERC linkage for predictive
combustion and emissions
Valve Train Analysis
- Cam profile design with VT-Design
- Valve train quasi-statics for nominal forces
and separation speeds
- Kinematics and MBD
- Engine performance cam optimization
Vehicle & Crank/Drivetrain Dynamics
- Vehicle acceleration/drive cycles
- Various levels of engine coupling
Fuel System Dynamics
- Damping of pressure pulsation
- Rail designs—return & dead end
- Cavitation/aeration impacts
Cooling System Performance
- System response under transients
- warm ups, thermostats, bypasses
- drive cycles/road load studies
- Radiator, heat exchanger, and pump sizing
- Flow network optimization
Lube/Oil Systems
- Steady state flow rates and pressure drops
- System priming & oil aeration
- Oil grade/ambient temperature effects
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EngSim provides expertise in engine & vehicle
CFD analyses including:
Engine CFD
- Optimization of water jacket design and gasket
orificing
- Engine thermal mapping (CHT-conjugate
heat transfer analysis)
- Induction/Exhaust component and system
level flow performance optimization
- EGR mixing
- In-cylinder flow, combustion, sprays
- Scavenging flow with moving valves
Vehicle CFD
- Vehicle aerodynamics for drag/lift forces,
pitch/roll/yaw moments
- Underhood thermal management
- Rider aero-thermal protection
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