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Courses » Basics of Noise and its Measurements

Basics of Noise and its Measurements

About the course
This course is intended for all those who want to conduct experiments in area of NVH. Thus, the course is open to students of engineering and science, and also to all those who from the industry and research organizations – who are working in area of sound, NVH and acoustics. Each lecture will be followed by a quiz, which will help student the concepts better, and gain deeper insights to measurement process. The course is fairly generic so that there is no need for a particular background. Rather, what is needed is openness, and ability to learn and check out new ideas with comfort.

Intended Audience
UGs, PGs, professionals in industry who want to learn about basics of sound and acoustics

Prerequisites
Must be enrolled into a B.Tech. program or equivalent and should have completed second year of his 4-year program.

I
ndustries that will value this
Automotive, NVH, Acoustics, Railways, Power Generation and all industry that has to address issues related to noise.

Course instructor



Dr. Nachiketa Tiwari is an Associate Professor of Mechanical Engineering at IIT Kanpur. He has extensive experience in area of acoustics and noise. Earlier, he worked for over 13 years at the R&D Headquarters Bose Coporation in Massachussetts.

Dr. Tiwari has developed several courses on noise, acoustics, and NVH. He has been engaged in several noise and vibration related projects to fulfill the needs of India’s industry as well as research organizations. He has established Dhwani, an Acoustics Lab at IITK, which is one of the best in the country.

Course layout
Week 1: Intro and terminology
Week 2:
The Wave Equation & measuring sound.
Week 3: Transmission line equations. 
Week 4:
Microphones: Classification and usage.
Week 5: Fourier series, integral and transform
Week 6:
Discrete Fourier Transform, Inverse FFT.
Week 7:
Impedance, & Octave band analysis. 
Week 8:
STFT, spectrogram, reverb time, STC, NRC

More details about the course

Course url: https://onlinecourses.nptel.ac.in/noc17_me15
Course duration: 08 weeks
Start date and end date of course: January 23,2017 - March 17,2017
Date of exam: 26 March, 2017
Time of exam: Shift 1: 9am-12noon; Shift 2: 2pm-5pm
Any one shift can be chosen to write the exam for a course

Final List of exam cities will be available in exam registration form.
Registration url - Announcements will be made when the registration form is open for registrations.
Exam Fee: The online registration form has to be filled and the certification exam fee of approximately Rs 1000 needs to be paid.
 


Certificate

E-Certificate will be given to those who register and write the exam and score greater than or equal to 40% final score. 


Final score = 25% assignment score + 75% exam score
25% assignment score is calculated as 25% of average of scores of Best 6 out of 8 assignments


Certificate will have your name, photograph and the score in the final exam with the breakup. It will have the logos of NPTEL and IIT Kanpur. It will be e-verifiable at nptel.ac.in/noc.