ME3514_Impulse_Function_and_Impulse_Response_Part_1

ME3514_Impulse_Function_and_Impulse_Response_Part_1 -...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
ME3514 Topics Transfer Function Block Diagram Transient Response Analysis using TF with MATLAB Unit Impulse (Delta) Function Impulse Delta function Momentum Relationship between momentum and impulse Laplace transform of an impulse Examples of impact problems R. Burdisso 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
ME3514 Impulse What is an impulse? f(t) ) Units:[ . ] f t d t N s I = Area () U ts :[ .] t ftd Ns t What is the delta function δ (x)? A mathematical function ) 1 t d t t dt 1 It   R. Burdisso 2 t
Background image of page 2
ME3514 Impulse The delta function is used to model a force with short duration t) = Area () t f(t) I Area dt t t ft I t R. Burdisso 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
ME3514 Impulse Relationship between I and momentum: What is momentum? v 2 momentum Units: Ns m mv Ns ms     To find relationship between I and momentum, let’s solve the following ynamic problem m dynamic problem 0 v 0 t 0 t f(t) F m i f v () f t t o t R. Burdisso 4
Background image of page 4
ME3514 Impulse EOM: 2 Fm a dx d v 
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/05/2011 for the course ME 3514 at Virginia Tech.

Page1 / 9

ME3514_Impulse_Function_and_Impulse_Response_Part_1 -...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online