ME432 ACOUSTICS AND NOISE CONTROL ENGINEERIN
Course Code: | 5690432 |
METU Credit (Theoretical-Laboratory hours/week): | 3 (3.00 - 0.00) |
ECTS Credit: | 5.0 |
Department: | Mechanical Engineering |
Language of Instruction: | English |
Level of Study: | Undergraduate |
Course Coordinator: | Assoc.Prof.Dr. MEHMET BÜLENT ÖZER |
Offered Semester: | Fall and Spring Semesters. |
Course Objectives
At the end of this class students will be able to:
- understand fundamentals of wave propagation in gas medium.
- understand the concept of impedance.
- able to recognize different acoustic sources and know fundamentals properties these sources.
- know fundamentals of hearing and evaluate the effects of noise on hearing.
- analyze the quality of sound in rooms and closed environments.
- know the fundamentals active and passive noise control.
Course Content
Wave motion, wave equation and its solutions. Acoustic plane waves, spherical waves, energy relations. Sound transmission and transmission loss. Mechanism of hearing, sound perception. Noise limits and legislation. Room acoustics. Reverberation. Sabine`s equation. Wave theory. Noise control at the source in the path and at the receiver. Design principles to limit noise.
Course Learning Outcomes
1. Ability to grasp the fundamentals of wave propagation in gases.
2. Ability to calculate SPL and acoutic power of sound and noise.
3. Ability to derive the acoustic wave equation.
4. Ability to calculate the sound field due to different sound sources.
5. Ability ro determine the hazards and hearing loss due to long time exposure to sound.
6. Ability to caclulate the propagation and radiation of sound from wave guides.
7. Ability to determine the caclulation of reverberation times in rooms.
8. Ability to define active and passive different noise control strategies.
Program Outcomes Matrix
Contribution | |||||
# | Program Outcomes | No | Yes | ||
1 | Ability to establish the relationship between mathematics, basic sciences and engineering sciences with engineering applications. | ✔ | |||
2 | Ability to find and interpret information | ✔ | |||
3 | Ability to follow the literature and technology related to his/her topic of interest | ✔ | |||
4 | Recognition of the need to keep oneself up to date in his/her profession | ✔ | |||
5 | Possession of written and oral communication skills | ✔ | |||
6 | Ability to conduct team work (within the discipline, inter-disciplinary, multi-disciplinary) | ✔ | |||
7 | Ability to produce original solutions | ✔ | |||
8 | Use of scientific methodology in approaching and producing solutions to engineering problems and needs | ✔ | |||
9 | Openness to all that is new | ✔ | |||
10 | Ability to conduct experiments | ✔ | |||
11 | Ability to do engineering design | ✔ | |||
12 | Awareness of engineering ethics, knowledge and adoption of its fundamental elements | ✔ | |||
13 | Ability to take societal, environmental and economical considerations into account in professional activities | ✔ | |||
14 | Possession of pioneering and leadership characteristics in areas related to the profession | ✔ |