M. L. Munjal

Faculty Profile

Professor (Emeritus) & INSA Senior Scientist
FNA, FASc, FNAE, FNASc, MEASc, FASI, DIM-INCE/USA, Hon.FIIAV

Research Interests
Muffler Acoustics, Industrial and Automotive Noise Control 

Total publications

Journal - 204, Conference - 141, Patent Disclosures - 2, Copyright - 1, Books - 4, Chapters in Handbooks: 2

 
Recent Books

1. M. L. Munjal, 'Noise and Vibration Control', IISc Press in Collaboration with World Scientific Publishers, Singapore, 2013. 
2. M. L. Munjal, 'Acoustics of Ducts and Mufflers - Second Edition', John Wiley and Sons, Chichester, UK, 2014. 

Selected publications

1. K. M. Kumar and M. L. Munjal, 'Direct estimation and experimental validation of the acoustic source characteristics of two-cylinder naturally aspirated diesel engine exhaust system', Applied Acoustics, 135, pp. 70-84, 2018.
2. Vikas Kumar and M. L. Munjal, 'Flow-acoustic lumped element analysis of the side-inlet/outlet combination mufflers and 1-D and FEM validation thereof', Noise Control Engineering Journal, 65(3), pp. 197-211, May-June 2017.
3. Vidya Sagar and M. L. Munjal, 'Design and analysis of a novel muffler for wide-band transmission loss, low back pressure and reduced flow-induced noise', Noise Control Engineering Journal, 64(2), pp. 208-216, March-April 2016.
4. Abhishek Verma and M. L. Munjal, 'Flow-acoustic analysis of the perforated baffle three-chamber hybrid muffler configuration', SAE International Journal of Passenger Cars - Mechanical Systems, 8(1), pp. 370-381, May 2015, DOI:10.4271/2015-26-0131.
5. E. Ramya and M. L. Munjal, 'Improved tuning of the extended concentric tube resonator for wide-band transmissions loss', Noise Control Engineering Journal, 62(4), pp. 252-263, July-August 2014.
6. M. L. Munjal, 'Recent advances in muffler acoustics', International Journal of Acoustics and Vibration, 18(2), pp. 71-85, June 2013.
7. A. Mimani and M. L. Munjal, 'Acoustical analysis of a general network of multiport elements - an impedance matrix approach', International Journal of Acoustics and Vibrations, 17(1), pp. 23-46, March 2012. 
8. N. K. Vijayasree and M. L. Munjal, 'On an integrated transfer matrix method for multiply connected mufflers', Journal of Sound and Vibration, 331, pp. 1926-1938, 2012. 
9. A. Mimani and M. L. Munjal, 'Transverse plane wave analysis of short elliptical chamber mufflers – An analytical approach', Journal of Sound and Vibration, 330, pp. 1472-1489, 2011. 
10. M. L. Munjal and N. K. Mukherjee, 'Plane wave analysis of rectangular, axial-inlet axial-outlet and transverse-inlet transverse-outlet air cleaners', Noise Control Engineering Journal, 16(5), pp. 447-463, September-October, 2011. 

Industrial Interaction & Professional services

1. Kirloskar Oil Engines Ltd., Pune.
2. MRF Ltd., Chennai. 
3. ESCON Gensets, Bengaluru. 

Teaching
       (Every year from 1968 - 2014)

• ME 248: Industrial Noise Control (Aug), ME 258: Acoustics of Ducts and Mufflers (Jan).

Honors and Awards

• The Shanti Swarup Bhatnagar Prize for the year 1986, awarded by the Council of Scientific and Industrial Research, India, for 'Outstanding Contributions to Engineering Sciences', and received at the hands of the then Hon’ble Prime Minister of India, Mr. Rajiv Gandhi.
• Professor Rustom Choksi Award for Excellence in Research for Engineering, 1995.
• Professor S. Bhagwantham Award of the Acoustical Society of India, for the years2005–06.
• DRDO Academic Excellence Award 2009 at the hands of the Hon’ble Prime Minister of India, Dr. Manmohan Singh.
• Pt. Jawaharlal Nehru National Award in Engineering and Technology for the year 2010, received at the hands of the Hon’ble Minister of Science and Technology, Government of Madhya Pradesh on May 18, 2013 for, significant contributions to Noise Pollution Control.
• Prof. Jai Krishna Memorial Award 2013 of the Indian National Academy of Engineering in recognition of ‘sustained excellence with ethics’.

Fellowships of Academies/Institutes

• Fellow, Indian National Science Academy.
• Fellow, Indian Academy of Sciences.
• Fellow, Indian National Academy of Engineering.
• Fellow, National Academy of Sciences (India).
• Distinguished International Member, Institute of Noise Control Engineering (USA).
• Member, European Academy of Sciences.
• Honorary Fellow, International Institute of Acoustics and Vibration.

More Information
      http://www.mecheng.iisc.ac.in/~frita

Emeritus Professor

Currently In Campus

Broad Research Area

Technical Acoustics and I.C.Engines

Research Interests

Muffler Acoustics and Automotive Noise Control

Contact Information

Department Email ID

munjal [at] iisc.ac.in

Permanent Email ID

mlmunjal [at] gmail.com

Office Phone

+91-80-2293 2303/2360 3611

Residence Phone

+91-80-2341 4855

Mobile Phone

+91-9945278551

Office Address

Dr. M. L. Munjal,
Professor (Emeritus) & INSA Senior Scientist
Room No. 304, Department of Mechanical Engineering,
Indian Institute of Science,
Bengaluru 560 012, INDIA