Virtual Engine - Cycle simulation (GT-Power

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Engine Performance (GT-Power). Engine Performance. Engine Performance. Combustion Bowl Design. Intake / Exhaust Systems. Fuel Consumption. Emissions.
Virtual Engine – Fuel Consumption Simulation

Engine Performance (GT-Power) Output : • Gas Pressure and Temperatures Curves • H, T averages • Power, Torque, BMEP, FMEP, BSFC, etc

Engine Requirements

Engine Performance Engine Performance Combustion Bowl Design Intake / Exhaust Systems Fuel Consumption Emissions

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Input : • Basic Engine Requirements • Engine Geometric Features

© MAHLE

Virtual Engine – Fuel Consumption Simulation

Engine Performance (GT-Power)

• Peak cylinder pressure

GTPOWER

GTFUEL

Engine Cylinder, Combustion, Emissions Intake/exhaust Gas Dynamics Breathing, Turbocharging, Acoustics Aftertreatment

General Hydraulics Fuel Injection Brakes Steering

Valvetrain Dynamics and Kinematics Camshaft Torsion/Bending Chain/Belt/Gear Drives

GTVTRAIN

Virtual Engine and Vehicle Libraries

• IMEP • Volumetric efficiency • Torque

GTCOOL Vehicle Thermal Management Cooling Systems Heat Exchangers

• Fuel consumption • Injection timing • Emissions • Turbocharger match • Valve timing optimization / VVT specification

Crankshaft Torsion / Bending Balance, Vibrations,Bbearing s Stresses & Fatigue

Vehicle Driveline HEVs

GTDRIVE

• EGR system • BMEP • Friction and auxiliary losses

GTCRANK 2

Virtual Engine Development, Walter Zottin

© MAHLE

Virtual Engine – Fuel Consumption Simulation

Engine Performance (GT-Power) Flex Fuel Engine (E100)

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© MAHLE

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