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diff --git a/Water_and_Wastewater_Engineering/ch7.ipynb b/Water_and_Wastewater_Engineering/ch7.ipynb new file mode 100644 index 00000000..60a0e5fa --- /dev/null +++ b/Water_and_Wastewater_Engineering/ch7.ipynb @@ -0,0 +1,156 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:42c32bb83042eba762c882953210b5f735a47b1ef07c7eade0266ced5fe417ef" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 7 : Rainfall and Runoff" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 7.5 Page No : 7-15" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math \n", + "\t\n", + "#initialisation of variables\n", + "n = 20. \t#ft\n", + "s = math.sqrt(12676/19.)\t#ft\n", + "c = 45.5\t#ft\n", + "q = 551400\t#ft\n", + "q1 = 12700\t#ft\n", + "h = 8.5\t#ft\n", + "w = s/c\t#ft\n", + "\t\n", + "#CALCULATIONS\n", + "D = q/(2*s*q1)\t#cfs\n", + "D1 = D*(1+h/n)\t#cfs\n", + "\t\n", + "#RESULTS\n", + "print 'the record runoff of a stream draining = %.2f cfs'%(D1)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "the record runoff of a stream draining = 1.20 cfs\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 7.6 Page No : 7-19" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\t\n", + "#initialisation of variables\n", + "i = 16./(62)**0.66\t#in hr\n", + "q = (16*10**0.31)/(62)**0.66\t#in hr\n", + "c = 1.0\t#max\n", + "C1 = c*(0.01)**0.31\t#in\n", + "C2 = c*(0.1)**0.31\t#in\n", + "x1 = 640\t#cfs\n", + "\t\n", + "#CALCULATIONS\n", + "Y1 = C1*i*c*x1\t#cfs\n", + "Y2 = C2*q*c*x1\t#cfs\n", + "\t\n", + "#RESULTS\n", + "print 'the time of concentration = %.f cfs'%(Y2)\n", + "\n", + "# rounding off error." + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "the time of concentration = 672 cfs\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 7.8 Page No : 7-25" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math \n", + "\t\n", + "#initialisation of variables\n", + "d = 163*48.5\t#cfs\n", + "a = 48.5\t#ft\n", + "q = 100\t#cfs\n", + "Q = 45.5*a\t#cfs\n", + "c = 0.57\t#cfs\n", + "v = 1.8\t#cfs\n", + "p = 0.45\t#ft\n", + "\t\n", + "#CALCULATIONS\n", + "P = d/(q*math.sqrt(a))\t#percent\n", + "C = Q/(a**0.8*(1+2*a**-0.3))\t#cfs\n", + "d1 = 2.6\t#cfs\n", + "T = (1-p*c+v*c*2)\t#cfs\n", + "\t\n", + "#RESULTS\n", + "print 'the meyers rating = %.1f percent'%(P)\n", + "print 'the magnitude of the maximum peak flood = %.1f cfs'%(T)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "the meyers rating = 11.4 percent\n", + "the magnitude of the maximum peak flood = 2.8 cfs\n" + ] + } + ], + "prompt_number": 2 + } + ], + "metadata": {} + } + ] +}
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