# Noise Control in Mechanical Systems

- Institution: IIT Roorkee
- Department: Mechanical Engineering
- Teacher: Prof. Sneha Singh
- Level: Undergraduate
- Language: English
- Subjects: Engineering
- Source: [NPTEL](https://nptel.ac.in/courses/112107619)
- Licence: [CC BY-NC-SA](https://nptel.ac.in/faq) (Non-commercial use only.)
- Syllabus: [at the source](https://nptel.ac.in/courses/112107619)
- Who can watch: Tweens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

## Lectures

1. [Lecture 01: Introduction to Sound](https://invisiblenetwork.ai/learn/nptel/112107619/0acfde555f6c) (Video)
2. [Lecture 02: Sound and Noise](https://invisiblenetwork.ai/learn/nptel/112107619/ec83f7d1fadd) (Video)
3. [Lecture 03: Sound Wave Propagation](https://invisiblenetwork.ai/learn/nptel/112107619/1747f0703374) (Video)
4. [Lecture 04: Harmonic Plane Waves](https://invisiblenetwork.ai/learn/nptel/112107619/d2cee089ddea) (Video)
5. [Lecture 05: Sound Wave Propagation Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/720c0e5d1996) (Video)
6. [Lecture 06: Intensity and Power](https://invisiblenetwork.ai/learn/nptel/112107619/c546259ac9d0) (Video)
7. [Lecture 07: Sound Propagation Through Medium Boundaries](https://invisiblenetwork.ai/learn/nptel/112107619/9ef8045f51c3) (Video)
8. [Lecture 08: Propagation Through Medium Boundaries: Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/e1c0a00c7526) (Video)
9. [Lecture 09: Propagation Through Medium Boundaries: Oblique Incidence](https://invisiblenetwork.ai/learn/nptel/112107619/57c1841e8f93) (Video)
10. [Lecture 10: Radiation From Common Acoustical Sources - 1](https://invisiblenetwork.ai/learn/nptel/112107619/1a8d1651e244) (Video)
11. [Lecture 11: Radiation From Common Acoustical Sources 2](https://invisiblenetwork.ai/learn/nptel/112107619/5ac1b6e64349) (Video)
12. [Lecture 12 : Radiation Numerical Problems](https://invisiblenetwork.ai/learn/nptel/112107619/5e88760ebd6c) (Video)
13. [Lecture 13 : Time domain analysis of sound signals](https://invisiblenetwork.ai/learn/nptel/112107619/5a8c9ead8ffc) (Video)
14. [Lecture 14 : Time Domain Analysis of sound signals : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/8909c303e163) (Video)
15. [Lecture 15 : Frequency domain analysis of sound signals : 1](https://invisiblenetwork.ai/learn/nptel/112107619/9287c00281c3) (Video)
16. [Lecture 16 : Octave and one third octave bands](https://invisiblenetwork.ai/learn/nptel/112107619/0391303fa7d2) (Video)
17. [Lecture 17 Spectrum analysis : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/caba15c70d92) (Video)
18. [Lecture 18 : Introduction to human hearing](https://invisiblenetwork.ai/learn/nptel/112107619/f5bb2c04186a) (Video)
19. [Lecture 19 : Sound Quality](https://invisiblenetwork.ai/learn/nptel/112107619/73baa6b24af0) (Video)
20. [Lecture 20 : Noise and human health](https://invisiblenetwork.ai/learn/nptel/112107619/c9cb14390663) (Video)
21. [Lecture 21: Noise and human health : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/67be85492827) (Video)
22. [Lecture 22 : Noise regulations and guidelines : 1](https://invisiblenetwork.ai/learn/nptel/112107619/3a5d960863a5) (Video)
23. [Lecture 23: Noise regulations and guidelines : 2](https://invisiblenetwork.ai/learn/nptel/112107619/20e9300e1811) (Video)
24. [Lecture 24 : Equipment for noise control engineering : 1](https://invisiblenetwork.ai/learn/nptel/112107619/6df4169fad21) (Video)
25. [Lecture 25 : Equipment for noise control engineering : 2](https://invisiblenetwork.ai/learn/nptel/112107619/09c8ee0c932d) (Video)
26. [Lecture 26 : Considerations in acoustical measurements](https://invisiblenetwork.ai/learn/nptel/112107619/756e898ce464) (Video)
27. [Lecture 27 : Noise measurement and instrumentation : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/e852f6f0d925) (Video)
28. [Lecture 28 : Principles of noise control](https://invisiblenetwork.ai/learn/nptel/112107619/df3e5ac21eac) (Video)
29. [Lecture 29 : Noise criteria](https://invisiblenetwork.ai/learn/nptel/112107619/a18ced9c98ec) (Video)
30. [Lecture 30 : Active noise control :1](https://invisiblenetwork.ai/learn/nptel/112107619/ff5319958740) (Video)
31. [Lecture 31 : Active noise control : 2](https://invisiblenetwork.ai/learn/nptel/112107619/a043b556a10b) (Video)
32. [Lecture 32 : Passive noise control and acoustic materials](https://invisiblenetwork.ai/learn/nptel/112107619/4bd6148a0715) (Video)
33. [Lecture 33 : Sound barriers](https://invisiblenetwork.ai/learn/nptel/112107619/d2a57cb285fa) (Video)
34. [Lecture 34 : Acoustic enclosures](https://invisiblenetwork.ai/learn/nptel/112107619/44f36d30469e) (Video)
35. [Lecture 35 : Sound barriers and enclosures : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/c83f68a936db) (Video)
36. [Lecture 36 : Sound absorbers](https://invisiblenetwork.ai/learn/nptel/112107619/11a50387f713) (Video)
37. [Lecture 37 : Porous fibrous sound absorbers](https://invisiblenetwork.ai/learn/nptel/112107619/5cd819100e3d) (Video)
38. [Lecture 38 : Sound absorbers : Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/8a685497273c) (Video)
39. [Lecture 39 : Panel sound absorbers](https://invisiblenetwork.ai/learn/nptel/112107619/974175cd0ed2) (Video)
40. [Lecture 40 : Helmholtz resonators](https://invisiblenetwork.ai/learn/nptel/112107619/65980d9961c5) (Video)
41. [Lecture 41: Numerical Problems on Resonators](https://invisiblenetwork.ai/learn/nptel/112107619/bbb1c2f9ed0e) (Video)
42. [Lecture 42: Perforated Panel Sound Absorbers](https://invisiblenetwork.ai/learn/nptel/112107619/907d11115069) (Video)
43. [Lecture 43: Micro Perforated Panel Sound Absorbers 1](https://invisiblenetwork.ai/learn/nptel/112107619/e86f6a8b84fd) (Video)
44. [Lecture 44: Micro Perforated Panel Sound Absorbers 2](https://invisiblenetwork.ai/learn/nptel/112107619/2382d13f3b90) (Video)
45. [Lecture 45: Perforated & Micro Perforated Panel Sound Absorbers Numerical](https://invisiblenetwork.ai/learn/nptel/112107619/8359ba9e3974) (Video)
46. [Lecture 46: Acoustic Metamaterials](https://invisiblenetwork.ai/learn/nptel/112107619/9e3a5ceb00f1) (Video)
47. [Lecture 47: Space Coiling Acoustic Metamaterial 1](https://invisiblenetwork.ai/learn/nptel/112107619/5f22213ddb16) (Video)
48. [Lecture 48: Space Coiling Acoustic Metamaterial 2](https://invisiblenetwork.ai/learn/nptel/112107619/e8674b098336) (Video)
49. [Lecture 49: Sonic Crystals 1](https://invisiblenetwork.ai/learn/nptel/112107619/388db55d49bf) (Video)
50. [Lecture 50: Sonic Crystals 2](https://invisiblenetwork.ai/learn/nptel/112107619/e413d3a81870) (Video)
51. [Lecture 51: Sonic Crystals 3](https://invisiblenetwork.ai/learn/nptel/112107619/fe1133f70f14) (Video)
52. [Lecture 52: Acoustic Metamaterials Numerical Problems](https://invisiblenetwork.ai/learn/nptel/112107619/09ab2d94469f) (Video)
53. [Lecture 53: Noise in Mechanical Systems 1](https://invisiblenetwork.ai/learn/nptel/112107619/7819d9c2bc3d) (Video)
54. [Lecture 54: Noise in Mechanical Systems 2](https://invisiblenetwork.ai/learn/nptel/112107619/61cf1a26608e) (Video)
55. [Lecture 55: Noise in Mechanical Systems 3](https://invisiblenetwork.ai/learn/nptel/112107619/0a77b3403abc) (Video)
56. [Lecture 56: Case Studies of Noise in Mechanical Systems 1](https://invisiblenetwork.ai/learn/nptel/112107619/4089b647b22f) (Video)
57. [Lecture 57: Case Studies of Noise in Mechanical Systems 2](https://invisiblenetwork.ai/learn/nptel/112107619/fb46940884f4) (Video)
58. [Lecture 58: Case Studies of Noise in Mechanical Systems 3](https://invisiblenetwork.ai/learn/nptel/112107619/797a8b8cc022) (Video)
59. [Lecture 59: Case study of HVAC system and Conclusion](https://invisiblenetwork.ai/learn/nptel/112107619/5413ee1f2b29) (Video)