We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you!
Presentation is loading. Please wait.
Published byAaron Rodriguez
Modified over 4 years ago
1 Lecture D33 : Forced Vibration Spring Force k > 0 Dashpot c > 0 Newtons Second Law Equation of motion Forcing
2 Undamped Forced Vibration General Solution is general solution of... have already seen is any solution of (1) Try
3 Undamped Forced Vibration Particular Solution
4 Damped Forced Vibration General Solution is general solution of... have already seen is any solution of (1) Try or,
5 Damped Forced Vibration is general solution of... have already seen is any solution of (1) Try or,
6 Damped Forced Vibration
8 Vibration Isolation How much of the applied force is transmitted to the wall? Transmissibility Transmitted force Applied Force Transmitted Force (spring + dashpot)
9 Vibration Isolation Transmissibility For damping increases transmissi- bility !! For having a spring increases trans- missibility !!
5 Newtons Laws of Motion 5-1 Force and Mass Question: How is acceleration induced? Δv/Δt V=20 m/s wall V=5 m/s V=-5m/s V=0 Baseball: Force; influence that.
CHAPTER 4: HARMONIC RESPONSE WITH A SINGLE DEGREE OF FREEDOM
Stephen Wells Bronze O’Neal Darren Keller. Purpose To Evaluate the Vibration Isolation performance of the suspension that our team designed.
Coulomb or Dry Friction Damping.
50Hz N S Load All Actions A1 A weight is balanced at equilibrium position of a spring and produce a Simple Harmonic Motion with acceleration Which.
DISPLACEMENT TRANSMISSIBILITY IN BASE EXCITATION
Determining Net Force page 91. Net Force a combination of all of the forces acting on an object. Forces in the same direction are added Forces in opposite.
In the figure, a towing truck (not shown) is about to pull a trailer. The trailer transports a cargo of mass M that is held in place with two elastomeric.
Ch 3.8: Mechanical & Electrical Vibrations
© 2005 Pearson Prentice Hall This work is protected by United States copyright laws and is provided solely for the use of instructors in teaching their.
Section 2.1 Introduction: Second-Order Linear Equations.
Lesson 1 - Oscillations Harmonic Motion Circular Motion
Physics 101: Lecture 20, Pg 1 Lecture 20: Ideal Spring and Simple Harmonic Motion l Chapter 9: Example Problems l New Material: Textbook Chapters 10.1.
Newton’s 2 nd Law Of Motion By Mr. Yum. Newton’s 2 nd Law Newton’s 2 nd Law is defined as: Newton’s 2 nd Law is defined as: F = m x a Where, F = force,
Vibration Control 1) Control of Excitation Control of Vibration Source. Example: Balancing of Machines 3) Control of System Parameters Change of system.
Vibrations FreeForced UndampedDampedUndampedDamped.
Unit 6: Structural vibration An Introduction to Mechanical Engineering: Part Two Structural vibration Learning summary By the end of this chapter you should.
WEEK-2: Governing equation of SDOF systems
A spring with a mass of 6 kg has damping constant 33 and spring constant 234. Find the damping constant that would produce critical damping
© 2018 SlidePlayer.com Inc. All rights reserved.