Noise and VIbration detailed syllabus scheme for Automobile Engineering (AE), 2019-20 onwards has been taken from the DBATU official website and presented for the Bachelor of Technology students. For Subject Code, Course Title, Lecutres, Tutorials, Practice, Credits, and other information, do visit full semester subjects post given below.
For 8th Sem Scheme of Automobile Engineering (AE), 2019-20 Onwards, do visit AE 8th Sem Scheme, 2019-20 Onwards. For the Elective-VIII scheme of 8th Sem 2019-20 onwards, refer to AE 8th Sem Elective-VIII Scheme 2019-20 Onwards. The detail syllabus for noise and vibration is as follows.
Noise and VIbration Syllabus for Automobile Engineering (AE) 4th Year 8th Sem 2019-20 DBATU
Pre-requisite:
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Course outcomes:
At the end of the course, students will be able to
- Explain basic concepts related to noise and vibration.
- Formulate mathematical model for multi degree of freedom vibration system.
- Select transducers for measurement of vibration in automotive systems
- Select appropriate transducer for measurement of noise in automotive systems.
- Identify different sources and apply methods for noise and vibration control in automobiles
Unit I
Multi Degree of Freedom Vibrations:
Matrix formulation, eigen values and eigen formulation, matrix iteration techniques -normal modes and orthgonality, transient response of multi degree freedom system, mode superposition technique, torsional oscillations of multirotor systems.
Unit II
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Unit III
Vibration Instrumentation:
Vibration measurements – Vibration measurement parameters (displacement, velocity and acceleration), instrumentation -electrodynamics exciters – impact hammers, piezoelectric accelerometers, signal conditioning and amplification, filters, preamplifiers and power amplifiers, real time analysis, FFT analysis, structural frequency response measurement, modal testing of beams, Modal parameter (natural frequency, mode shape and damping)estimation techniques
Unit IV
Vibration analysis:
Relevance of vibration analysis, introduction to experimental modal analysis, Structural Modal analysis, mode shapes, Eulers beam equation for natural frequency, Calculation of natural frequencies – Rayleigh method, Stodala method, machine diagnostics through vibration analysis.
Unit V
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Unit VI
Noise measurement:
Mechanization of noise generation, noise control methodologies, noise control measures, environmental noise management, Road vehicle noise standards, Sound absorption by porous materials, silencer and suppression systems, Sound absorption, sound insulation, acceptance noise levels
Text Books:
- N. L. Meirovitch, Elements of vibration Analysis, McGraw Hill New York, 1986.
- J.P. Den Hartog, Mechanical Vibration, 4th edition, McGraw Hill, New York 1985.
- Industrial Noise and Vibration Control, Irwin andGarf.
- Mechanical Vibration, S. S. Rao, New Age International (P) Ltd., New Delhi.
- Mechanical Vibration Analysis, P. Srinivasan, Tata McGraw Hill Pub. New Delhi.
- Mechanical Vibration, Grover G. K., Nem Chand and Brothers, Roorkee.
- Engineering Vibration, Daniel J. Inman, Prentice Hall, NJ.
- Theory of Vibrations, W. T. Thomson, CBS Publishers, New Delhi.
- Noise, Pollution and Control, S. P. Singal, Narosa Publishing House, New Delhi.
- A text book of sound, L.P. Sharma and H.C. Saxena.
- Engineering Noise Control, D.A. Biesand C.H. Hausen.
- Noise and Vibration Control, Leo N. Beraneck.
Reference Book:
- Harris, C. M. Handbook of Acoustical Measurements and Noise Control, Acoustical Society of America, 1998.
- Beranek L. L. andVer I. L., Noise and Vibration Control Engineering: Principles and Applications, 2nd ed., Wiley
- Leonard Meirovitch, Fundamentals of Vibrations, McGraw Hill New York.
- J.S. Rao and K. Gupta, Advanced Theory of Vibration,Willey Eastern.1992.
- R.A. Collacott, Vibration Monitoring and diagnosis, John Willey, New York, 1979.
- M. Petyt, Introduction to Finite Element Vibration Analysis, Cambridge University
- Fundamentals of Mechanical Vibration, S. Graham Kelly, Tata McGraw Hill.
For detail syllabus of all subjects of Automobile Engineering (AE) 8th Sem 2019-20 onwards, visit AE 8th Sem Subjects of 2019-20 Onwards.