From 41f1f72e9502f5c3de6ca16b303803dfcf1df594 Mon Sep 17 00:00:00 2001 From: Thomas Stephen Lee Date: Fri, 4 Sep 2015 22:04:10 +0530 Subject: add/remove/update books --- Fluidization_Engineering/ch15.ipynb | 294 ------------------------------------ 1 file changed, 294 deletions(-) delete mode 100755 Fluidization_Engineering/ch15.ipynb (limited to 'Fluidization_Engineering/ch15.ipynb') diff --git a/Fluidization_Engineering/ch15.ipynb b/Fluidization_Engineering/ch15.ipynb deleted file mode 100755 index 09c02451..00000000 --- a/Fluidization_Engineering/ch15.ipynb +++ /dev/null @@ -1,294 +0,0 @@ -{ - "metadata": { - "name": "", - "signature": "sha256:b0605e72f5da8476b3859cf3dc90196dcbe80cabc58b8c8d37cf5b28482c7ee1" - }, - "nbformat": 3, - "nbformat_minor": 0, - "worksheets": [ - { - "cells": [ - { - "cell_type": "heading", - "level": 1, - "metadata": {}, - "source": [ - "Chapter 15 : Circulation Systems" - ] - }, - { - "cell_type": "heading", - "level": 3, - "metadata": {}, - "source": [ - "Example 1, Page 369\n" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "\n", - "import math\n", - "\n", - "#Variable declaration\n", - "thalf=1; #Half life of catalyst in s\n", - "F=960; #Feed rate of oil in tons/day\n", - "W=50; #Weight of the bed in tons\n", - "a=0.5; #Activity after time equal to half life\n", - "abar=0.01; #Average activity of the catalyst\n", - "\n", - "#CALCULATION\n", - "Ka=-math.log(a)/thalf;#Rate constant is s**-1, assuming I order kinetics from Eqn.(12)\n", - "Fs=Ka*W*abar/(1-abar);#Circulation rate of solids from Eqn.(16)\n", - "x=(Fs*60*60*24.0)/F; #Circulation rate per feed of oil\n", - "\n", - "#OUTPUT\n", - "print '\\nSolid recirculation per feed of oil =%ftons of solid circulated/ton feed oil'%x\n", - "\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "\n", - "Solid recirculation per feed of oil =31.506690tons of solid circulated/ton feed oil\n" - ] - } - ], - "prompt_number": 1 - }, - { - "cell_type": "heading", - "level": 3, - "metadata": {}, - "source": [ - "Example 2, Page 370\n" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "\n", - "#Variable declaration\n", - "deltaHr1=1260.; #Enthalpy change during endothermic reaction in kJ/kg\n", - "deltaHr2=-33900.; #Enthal[y change during exothermic reaction in kJ/kg\n", - "H1=703.; #Enthalpy of feed oil in kJ/kg\n", - "T1=260.; #Temperature of feed oil in degree celcius\n", - "H3=1419.; #Enthalpy of cracked product in kJ/kg\n", - "T3=500.; #Temperature of cracked product in degree celcius\n", - "Ta=20.; #Temperature of entering air in degree celcius\n", - "Cpa=1.09; #Specific heat of entering air in kJ/kg K\n", - "Cpf=1.05; #Specific heat of flue gases in kJ/kg K\n", - "Cps=1.01; #Specific heat of solids in kJ/kg K\n", - "Cpv=3.01; #Specific heat of vaporized feed in kJ/kg K\n", - "T4=[520.,540.,560.,580.,600.,620.,640.,660.]; #Temperature of flue gas in degree celcius\n", - "V=22.4; #Volume of 1 mole of Carbon dioxide gas in N-m**3\n", - "M=12.; #Molecular weight of carbon in kg\n", - "rho=1.293; #Density of carbon dioxide gas in kg/N-m**3\n", - "xa=0.21; #Mass fraction of oxygen in air\n", - "betac=0.07; #Mass fraction of carbon\n", - "\n", - "#CALCULATION\n", - "n=len(T4);\n", - "i=0;\n", - "x1 = [0,0,0,0,0,0,0,0]\n", - "x2 = [0,0,0,0,0,0,0,0]\n", - "excess_air = [0,0,0,0,0,0,0,0]\n", - "\n", - "x2min=betac*(V*rho/(M*xa));#Minimum amount of air required for complete combustion\n", - "while ix2min:\n", - " excess_air[i]=(x2[i]-x2min)/x2min; #Excess air used\n", - " else:\n", - " excess_air[i]=0;\n", - " i=i+1;\n", - "\n", - "#OUTPUT \n", - "print 'T4(degree celcius)',\n", - "print '\\tFs/F1',\n", - "print '\\t\\tF2/F1',\n", - "print '\\t\\tExcess air(percentage)'\n", - "i=0;\n", - "while i