NPTEL : NOC:Acoustic and Noise Control (Mechanical Engineering)

Co-ordinators : Prof. Abijith Sarkar


Lecture 1 - Module 1 - Introduction - 1

Lecture 2 - Module 1 - Introduction - 2

Lecture 3 - Module 2 - Governing Equation - 1

Lecture 4 - Module 2 - Governing Equation - 2

Lecture 5 - Module 3 - Plane Wave - 1

Lecture 6 - Module 3 - Plane Wave - 2

Lecture 7 - Module 4 - Reflection Of Plane Waves - 1

Lecture 8 - Module 4 - Reflection Of Plane Waves - 2

Lecture 9 - Module 5 - Frequence Analysis - 1

Lecture 10 - Module 5 - Frequence Analysis - 2

Lecture 11 - Module 6 - Harmonic Plane Waves

Lecture 12 - Module 7 - Travelling And Standing Waves

Lecture 13 - Module 8 - Acoustic Mode Shapes, Reflection

Lecture 14 - Module 9 - Plane Waves : Reflection and Intermission

Lecture 15 - Module 10 - Flexural Waves, evanescent Waves

Lecture 16 - Module 11 - Near Field Acoustic Waves

Lecture 17 - Module 12 - cuton Waves in duct

Lecture 18 - Module 13 - Power Calculation

Lecture 19 - Module 14 - Decibel Scale

Lecture 20 - Module 15 - Db Arithmetic

Lecture 21 - Module 16 - Sound Power Level

Lecture 22 - Module 17 - Human factors in Acoustic Engineering

Lecture 23 - Module 18 - Microphone

Lecture 24 - Module 19 - Acoustic Measurements

Lecture 25 - Module 20 - Muffler Analysis

Lecture 26 - Module 21 - Transfer Matrix Method

Lecture 27 - Module 22 - Electro Mechanical Analogies - Part 1

Lecture 28 - Module 23 - Electro Mechanical Analogies Simple Example

Lecture 29 - Module 24 - Electro Mechanical Analogies Example

Lecture 30 - Module 25 - Helmholtz Resonator

Lecture 31 - Module 26 - Source Impedance

Lecture 32 - Module 27 - Insertion Loss

Lecture 33 - Module 28 - Analysis Of Industrial Mufflers

Lecture 34 - Module 29 - Spherical Waves

Lecture 35 - Module 30 - Monopole and Dipole

Lecture 36 - Module 31 - Inhomogeneous Wave Equation

Lecture 37 - Module 32 - Green's Function

Lecture 38 - Module 33 - Kirchoff Helmholtz Integral Equation

Lecture 39 - Tutorial 1

Lecture 40 - Tutorial 2

Lecture 41 - Tutorial 3

Lecture 42 - Tutorial 4