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Diffstat (limited to 'Mechanics_Of_Fluids/ch15.ipynb')
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diff --git a/Mechanics_Of_Fluids/ch15.ipynb b/Mechanics_Of_Fluids/ch15.ipynb new file mode 100755 index 00000000..9d7202d8 --- /dev/null +++ b/Mechanics_Of_Fluids/ch15.ipynb @@ -0,0 +1,158 @@ +{ + "metadata": { + "name": "" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 15 : Positive-displacement Machines" + ] + }, + { + "cell_type": "heading", + "level": 3, + "metadata": {}, + "source": [ + "Example 15.2.1 page no : 490" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\n", + "import math \n", + "#initialisation of variables\n", + "B= 34. \t\t\t#ft\n", + "z= 6. \t\t\t#ft\n", + "g= 32.2 \t\t\t#ft/sec**2\n", + "d= 6. \t\t\t#in\n", + "do= 2. \t\t\t#in\n", + "l= 6. \t\t\t#ft\n", + "l1= 0.04\n", + "\t\t\t\n", + "#CALCULATIONS\n", + "s= math.sqrt((g*do**2*(B-6-z))/(l*d**2*(d/12)))\n", + "s1= s*60/(2*math.pi)\n", + "hf= l1*(l/(2*g*(do/12)))*(d**2*s*d/(12*do**2))**2\n", + "\t\t\t\n", + "#RESULTS\n", + "print ' maximum friction head= %.2f ft'%(hf)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + " maximum friction head= 11.88 ft\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 3, + "metadata": {}, + "source": [ + "Example 15.3.1 pageno : 493" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\n", + "import math \n", + "#initialisation of variables\n", + "f= 0.01\n", + "l= 160. \t\t\t#ft\n", + "g= 32.2 \t\t\t#ft/sec**2\n", + "d1= 10. \t\t\t#in\n", + "d2= 4.5 \t\t\t#in\n", + "w= 62.3 \t\t\t#lbf/ft**3\n", + "v= 60. \t\t\t#rev/min\n", + "\t\t\t\n", + "#CALCULATIONS\n", + "hf= (4*f*l/(2*g*(d2/12)))*(d1**2*3*2*math.pi/(4*d2**2))**2\n", + "h1= (2*hf/3)\n", + "r= (d1**2*3/(d2**2*2))\n", + "h= (4*f*l*r**2/(2*g*(d2/12)))\n", + "W= (math.pi*d1**2*1.5*w*10*v/(4*1444))\n", + "hp= W*(h1-h)/33000.\n", + "\t\t\t\n", + "#RESULTS\n", + "print ' Horse power saved= %.1f h.p'%(hp)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + " Horse power saved= 7.5 h.p\n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 3, + "metadata": {}, + "source": [ + "Example 15.4.1 page no : 496" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\n", + "import math \n", + "#initialisation of variables\n", + "d= 12. \t\t\t#in\n", + "n= 3.\n", + "l= 24. \t\t\t#in\n", + "w= 1100. \t\t\t#gallons\n", + "l1= 380.\t\t\t#ft\n", + "l2= 4. \t\t\t#ft\n", + "l3=56. \t\t\t#ft\n", + "\t\t\t\n", + "#CALCULATIONS\n", + "r= 0.98*n*math.pi*(d/12)**2*(l/12.)\n", + "Q= w/6.23\n", + "C= Q/r\n", + "p= w*10*(l1+l2+l3)/(0.9*33000.)\n", + "\t\t\t\n", + "#RESULTS\n", + "print ' Horse power required to drive= %.f h.p'%(p)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + " Horse power required to drive= 163 h.p\n" + ] + } + ], + "prompt_number": 3 + } + ], + "metadata": {} + } + ] +}
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