Lecture Notes || SNS Courseware

Lecture Notes

UNIT 1:

Introduction, classification of vibration

free and forced vibration,

un damped and damped vibration

UNIT 2:

measurement and analysis of noise

measurement environment, equipment,

frequency analysis,

noise dose level, legislation

measurement and analysis of noise

UNIT 3:

Noise Characteristics of engines

intake and exhaust noise

engine radiated noise

UNIT 4:

Vibration isolation

application dynamic forces generated by IC engines

Vibration isolation

UNIT 5:

Methods for control of engine noise,

predictive analysis,

palliative treatments and enclosures

sound in enclosures

automotive noise control principles

sound in enclosures

sound energy absorption,

sound transmission through barriers

sound transmission with barriers