Vibration Handwritten Notes By Ashish Sir | Mechanical Engineering

Description

Ashish Sir’s Vibration handwritten notes provide a clear and detailed explanation of key concepts in mechanical vibrations, tailored for Mechanical Engineering students. These comprehensive notes simplify complex topics with easy-to-understand explanations, formulas, and diagrams, making them ideal for exam preparation and academic success. Review our sample copies for content quality and handwriting style.

Included Chapters:

1.Introduction : Periodical motion, harmonic motion, the vector method of representing vibrations, displacement, velocity and acceleration in harmonic motion, work done in harmonic motion, superposition of simple harmonic motion, beat phenomenon, non harmonic periodic motions. Harmonic analysis System having single degree of freedom, free vibration of systems without damping, Equilibrium and Energy Method for determining natural frequency. Reyleigh’s Method, Equivalent Systems (systems with compound springs, shafts of different diameter Equivalent length, effects of mass of spring and shaft). Free vibration of systems with Viscous, Coulomb and Structural damping. Equations of motion – Discussion of its solutions. Electrical Analogies : Electric circuit principles, equivalent circuits.

2. Forced vibrations of systems with and without damping (viscous and coulomb), Method of complex algebra, equivalent viscous damping, impressed force due to unbalance, inadmissibility, support motion, Vibration isolation, commercial isolators.

3. System with two-degree of freedom : Normal mode vibrations, Torsional systems, Coupled vibrations, General solution in terms of normal mode, vehicle suspension, Undamped dynamic vibration absorber, Centrifugal absorber, friction damper. Whirling of shafts : Whirling of light flexible shaft with an unbalance disk at the centre of its length with and without damping, discussion of the speeds above and below the critical speed, uniform shaft with and without unbalanced masses attached along its length (by Rayleigh Method) for simply supported and fixed ends.

4. Multiple degree of freedom system, introduction, modelling of continuous system as multiple degree of freedom system, newton’s law to derive equation of motion, influence coefficients, equation of motion of undamped system in matrix form, Eigen value problems and solutions., Free vibration of undamped system, Forced vibration of undamped system and viscous damped system.

5. Vibration Measurement : Principle of frequency, amplitude, velocity and acceleration measuring instruments, frequency response plots, phase shift plots, analysis of vibration records.

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Before purchasing, we encourage you to review our sample copies to evaluate the content quality and handwriting style. Please note, there is no return policy, so make sure the material meets your expectations by checking the samples first. Ideal for exam preparation and a solid foundation in SOM topics!