An Investigation into the Acoustic Emissions of Internal Combustion Engines with Modelling and Wavelet Package Analysis for Monitoring Lubrication Conditions

Mathematics

• Acoustic Emission 100%
• Internal Combustion Engine 86%
• Lubrication 63%
• Monitoring 51%
• Wavelets 44%
• Modeling 32%
• Engine 31%
• Wavelet Packet Transform 11%
• Stroke 8%
• Ring 6%
• On-line Monitoring 5%
• Condition Monitoring 5%
• Model 5%
• Experimental Evaluation 4%
• High Performance 4%
• Combustion 3%
• Maintenance 3%
• Injection 3%
• Baseline 3%
• Friction 3%
• Movement 3%
• Collision 3%
• Defects 3%
• Trends 3%
• Viscosity 2%
• Unstable 2%
• Fluid 2%
• Range of data 1%
• Demonstrate 1%

Engineering & Materials Science

• Acoustic emissions 54%
• Internal combustion engines 49%
• Lubrication 47%
• Monitoring 28%
• Engines 13%
• Lubricants 8%
• Piston rings 8%
• Shearing 6%
• Working fluid pressure indicators 6%
• Engine cylinders 5%
• Fuel injection 3%
• Condition monitoring 3%
• Viscosity 2%
• Friction 2%
• Defects 2%
• Oils 2%
• Fluids 2%