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diff --git a/Theory_Of_Machines_by_B_K_Sarkar/9-cams_and_followers.ipynb b/Theory_Of_Machines_by_B_K_Sarkar/9-cams_and_followers.ipynb new file mode 100644 index 0000000..8630d7f --- /dev/null +++ b/Theory_Of_Machines_by_B_K_Sarkar/9-cams_and_followers.ipynb @@ -0,0 +1,138 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 9: cams and followers" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.2: maximum_velocity_and_acceleration.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//CHAPTER 9 ILLUSRTATION 2 PAGE NO 247\n", +"//TITLE:CAMS AND FOLLOWERS\n", +"clc\n", +"clear\n", +"pi=3.141\n", +"s=4// follower movement in cm\n", +"theta=60// cam rotation in degrees\n", +"THETA=60*pi/180// cam rotation in rad\n", +"thetaD=45// after outstroke in degrees\n", +"thetaR=90//....angle with which it reaches its original position in degrees\n", +"THETAR=90*pi/180// angle with which it reaches its original position in rad\n", +"THETAd=360-theta-thetaD-thetaR// angle after return stroke in degrees\n", +"N=300// speed in rpm\n", +"w=2*pi*N/60// speed in rad/s\n", +"Vo=pi*w*s/2/THETA// Maximum velocity of follower during outstroke in cm/s\n", +"Vr=pi*w*s/2/THETAR// Maximum velocity of follower during return stroke in cm/s\n", +"Fo=pi^2*w^2*s/2/THETA^2/100//Maximum acceleration of follower during outstroke in m/s^2\n", +"Fr=pi^2*w^2*s/2/THETAR^2/100//Maximum acceleration of follower during return stroke in m/s^2\n", +"printf('Maximum acceleration of follower during outstroke =%.3f m/s^2\nMaximum acceleration of follower during return stroke= %.3f m/s^2',Fo,Fr)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.3: maximum_velocity_and_acceleration.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//CHAPTER 9 ILLUSRTATION 3 PAGE NO 249\n", +"//TITLE:CAMS AND FOLLOWERS\n", +"clc\n", +"clear\n", +"pi=3.141\n", +"s=5// follower movement in cm\n", +"theta=120// cam rotation in degrees\n", +"THETA=theta*pi/180// cam rotation in rad\n", +"thetaD=30// after outstroke in degrees\n", +"thetaR=60//....angle with which it reaches its original position in degrees\n", +"THETAR=60*pi/180// angle with which it reaches its original position in rad\n", +"THETAd=360-theta-thetaD-thetaR// angle after return stroke in degrees\n", +"N=100// speed in rpm\n", +"w=2*pi*N/60// speed in rad/s\n", +"Vo=pi*w*s/2/THETA// Maximum velocity of follower during outstroke in cm/s\n", +"Vr=pi*w*s/2/THETAR// Maximum velocity of follower during return stroke in cm/s\n", +"Fo=pi^2*w^2*s/2/THETA^2/100//Maximum acceleration of follower during outstroke in m/s^2\n", +"Fr=pi^2*w^2*s/2/THETAR^2/100//Maximum acceleration of follower during return stroke in m/s^2\n", +"printf('Maximum acceleration of follower during outstroke =%.3f m/s^2\nMaximum acceleration of follower during return stroke= %.3f m/s^2',Fo,Fr)" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 9.5: maximum_velocity_and_acceleration.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"//CHAPTER 9 ILLUSRTATION 5 PAGE NO 252\n", +"//TITLE:CAMS AND FOLLOWERS\n", +"clc\n", +"clear\n", +"pi=3.141\n", +"N=1000// speed of cam in rpm\n", +"w=2*pi*N/60// angular speed in rad/s\n", +"s=2.5// stroke of the follower in cm\n", +"THETA=120*pi/180// ANGULAR DISPLACEMENT OF CAM DURING OUTSTROKE IN RAD\n", +"THETAR=90*pi/180//ANGULAR DISPLACEMENT OF CAM DURING DWELL IN RAD\n", +"Vo=2*w*s/THETA// Maximum velocity of follower during outstroke in cm/s\n", +"Vr=2*w*s/THETAR//Maximum velocity of follower during return stroke in cm/s\n", +"Fo=4*w^2*s/THETA^2//Maximum acceleration of follower during outstroke in m/s^2\n", +"Fr=4*w^2*s/THETAR^2//Maximum acceleration of follower during return stroke in m/s^2\n", +"printf('Maximum acceleration of follower during outstroke =%.3f m/s^2\nMaximum acceleration of follower during return stroke= %.3f m/s^2',Fo,Fr)" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} |