Optimization of spark timing and air-fuel ratio of an SI engine with variable valve timing using genetic algorithm and steepest descend method

Keyphrases

• Steepest Descend Method 100%
• Spark Timing 100%
• Variable Valve Timing 100%
• Fuel Consumption 100%
• SI Engine 100%
• Air-fuel Ratio 100%
• Genetic Algorithm 100%
• Friction Coefficient 50%
• Heat Transfer Coefficient 50%
• Exhaust Valve 50%
• In-cylinder Temperature 50%
• Inlet Port 50%
• GT-Power Software 50%
• Optimal Operation Point 50%
• Temperature Coefficient 50%
• Matrix Laboratory (MATLAB) 50%
• Unknown Input 50%
• Inlet Valve 50%
• Reduced Error 50%
• Study Optimization 50%
• Engine Torque 50%
• Valve Timing 50%
• Load Case 50%
• Sensitivity Analysis 50%
• GT-Power 50%
• Engine Model 50%
• Full Load 50%

Engineering

• Air-Fuel Ratio 100%
• Genetic Algorithm 100%
• Point Operation 50%
• Temperature Coefficient 50%
• Heat Transfer Coefficient 50%
• Engine Torque 50%
• Inlet Port 50%
• Friction Coefficient 50%
• Load Case 50%
• Input Data 50%
• Experimental Result 50%
• Coefficient of Friction 50%