ME552: Vibration and Noise - BVM Engineering Vibration and Noise ... Vibration instruments, Vibration exciters, measuring devices, ... vibration as noise sources, classification of

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  • ME552: Vibration and Noise

    Teaching Scheme Credits Marks Distribution Total

    Marks L T P C Theory Marks Practical Marks

    ESE CE ESE CE

    3 0 2 5 70 30 30 20 150

    Course Content:

    Sr.

    No. Topics

    Teaching

    Hrs.

    1 Fundamentals of vibrations:

    Review of lumped parameter modeling of vibrations, vibrations of

    single degree of freedom systems, free vibrations, damped

    vibrations, forced vibrations, two degree of freedom systems,

    transient vibrations, vibration isolation and transmissibility,

    vibration absorber, non-linear stiffness.

    10

    2 Multi degree of freedom systems:

    Normal mode of vibration, flexibility matrix, stiffness matrix, Eigen

    values and Eigenvectors, orthogonal properties, forced vibration by

    matrix inversion, modal analysis, modal damping in forced

    vibration, matrix iteration, Lagranges equation.

    08

    3 Vibrations of continuous systems:

    General wave equation, vibration of strings, rods, beams, effect of

    rotary inertia and shear deformation.

    06

    4 Random vibrations:

    Description of random process, Correlation and power spectral

    density.

    03

    5 Experimental Methods in Vibration Analysis:

    Vibration instruments, Vibration exciters, measuring devices, signal

    processing, vibration trouble-shooting and diagnosis, time-domain

    and frequency-domain vibration analysis.

    05

  • 6 Fundamentals of noise:

    Introduction to noise, relation between vibration and noise pollution,

    vibration as noise sources, classification of analysis of machinery

    vibrations.

    04

    7 Noise Generated by Vibrating Structures and Control:

    Elementary noise radiators, noise radiation by machine, noise source

    identification, sound intensity measurement, noise radiation and

    transmission, design principles for noise reduction.

    05

    Total Hrs. 41

    Reference Books:

    1. S. S. Rao, Mechanical Vibrations, Pearson Education. 2. S. Graham Kelly and Shashidar K.Kudari, Mechanical Vibrations, McGraw-Hill

    Publishing.

    3. Thomson W. T., Theory of Vibration with Applications, CBS Publishers & Distributors / Prentice Hall of India.

    4. Rao J. S. and Gupta K., Introductory Course on Theory and Practice Mechanical Vibration, New Age International (P) Ltd.

    5. Norton M. P. and Karczub D. G., Fundamentals of Noise and Vibration Analysis for Engineers, Cambridge Press.

    6. Pujara K., Vibration and Noise for Engineers, Dhanpat Rai & Co.