From 6279fa19ac6e2a4087df2e6fe985430ecc2c2d5d Mon Sep 17 00:00:00 2001 From: kinitrupti Date: Fri, 12 May 2017 18:53:46 +0530 Subject: Removed duplicates --- .../Chapter_15.ipynb | 294 --------------------- 1 file changed, 294 deletions(-) delete mode 100755 backup/Mechanical_Metallurgy_version_backup/Chapter_15.ipynb (limited to 'backup/Mechanical_Metallurgy_version_backup/Chapter_15.ipynb') diff --git a/backup/Mechanical_Metallurgy_version_backup/Chapter_15.ipynb b/backup/Mechanical_Metallurgy_version_backup/Chapter_15.ipynb deleted file mode 100755 index 4b4e7632..00000000 --- a/backup/Mechanical_Metallurgy_version_backup/Chapter_15.ipynb +++ /dev/null @@ -1,294 +0,0 @@ -{ - "cells": [ - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "# Chapter 15: Fundamentals of Metalworking" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "### Example 15.1, Mechanics of Metal Working, Page No. 506" - ] - }, - { - "cell_type": "code", - "execution_count": 9, - "metadata": { - "collapsed": false - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "\n", - "Enginering Strain = 1\n", - "True Strain = 0.693147\n", - "Reduction = 1\n", - "\n", - "\n", - "Enginering Strain = -0.5\n", - "True Strain = -0.693147\n", - "Reduction = -1\n" - ] - } - ], - "source": [ - "from math import log\n", - "\n", - "#For Bar which is double in length\n", - "#variable declaration 1\n", - "L2=2;\n", - "L1=1;\n", - "\n", - "#calculation 1\n", - "e=(L2-L1)/L1;\n", - "e1=log(L2/L1);\n", - "r=1-L1/L2;\n", - "\n", - "#result 1\n", - "print('\\nEnginering Strain = %g\\nTrue Strain = %g\\nReduction = %g')%(e,e1,r);\n", - "\n", - "\n", - "\n", - "#For bar which is halved in length\n", - "#variable declaration 2\n", - "L1=1;\n", - "L2=0.5;\n", - "\n", - "#calculation 2\n", - "e=(L2-L1)/L1;\n", - "e1=log(L2/L1);\n", - "r=1-L1/L2;\n", - "\n", - "#result 2\n", - "print('\\n\\nEnginering Strain = %g\\nTrue Strain = %g\\nReduction = %g')%(e,e1,r);\n" - ] - }, - { - "cell_type": "markdown", - "metadata": { - "collapsed": true - }, - "source": [ - "### Example 15.2, Mechanics of Metal Working, Page No. 511" - ] - }, - { - "cell_type": "code", - "execution_count": 10, - "metadata": { - "collapsed": false - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "\n", - "Plastic work done in 1st step = 39752.1 lb/in^2\n", - "Plastic work done in 2nd step = 97934.8 lb/in^2\n", - "\n" - ] - } - ], - "source": [ - "\n", - "from scipy.integrate import quad\n", - "from math import log\n", - "\n", - "#variable declaration\n", - "D0=25.0;\n", - "D1=20.0;\n", - "D2=15.0;\n", - "def integrand(e):\n", - " return 200000*e**0.5\n", - "\n", - "#calculation\n", - "ep1=log((D0/D1)**2);\n", - "U1,U1_err=quad(integrand,0,ep1);\n", - "ep2=log((D1/D2)**2);\n", - "U2,U2_err=quad(integrand,ep1,ep1+ep2);\n", - "\n", - "#result\n", - "print('\\nPlastic work done in 1st step = %g lb/in^2\\nPlastic work done in 2nd step = %g lb/in^2\\n')%(U1,U2);" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "### Example 15.3, Hodography, Page No. 517" - ] - }, - { - "cell_type": "code", - "execution_count": 11, - "metadata": { - "collapsed": false - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "Pressure = 2.88675\n" - ] - } - ], - "source": [ - "\n", - "from math import sin\n", - "from math import radians\n", - "\n", - "#variable declaration\n", - "alpha=60;\n", - "\n", - "#calculation\n", - "r=radians(alpha);\n", - "mu=1/sin(r);\n", - "p_2k=mu*5/2;\n", - "\n", - "#result\n", - "print('Pressure = %g')%(p_2k);" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "### Example 15.4, Temperature in Metalworking, Page No. 526" - ] - }, - { - "cell_type": "code", - "execution_count": 12, - "metadata": { - "collapsed": false - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "\n", - "Temperature Rise for aluminium = 78.4808 C\n", - "Temperature Rise for titanium = 162.686 C\n", - "\n" - ] - } - ], - "source": [ - "\n", - "\n", - "#variable declaration\n", - "Al_s=200;\n", - "Al_e=1;\n", - "Al_p=2.69;\n", - "Al_c=0.215;\n", - "Ti_s=400;\n", - "Ti_e=1;\n", - "Ti_p=4.5;\n", - "Ti_c=0.124;\n", - "J=4.186;\n", - "b=0.95;\n", - "\n", - "#calculation\n", - "Al_Td=Al_s*Al_e*b/(Al_p*Al_c*J);\n", - "Ti_Td=Ti_s*Ti_e*b/(Ti_p*Ti_c*J);\n", - "\n", - "#result\n", - "print('\\nTemperature Rise for aluminium = %g C\\nTemperature Rise for titanium = %g C\\n')%(Al_Td,Ti_Td);\n" - ] - }, - { - "cell_type": "markdown", - "metadata": {}, - "source": [ - "### Example 15.5, Friction and Lubrication, Page No. 546" - ] - }, - { - "cell_type": "code", - "execution_count": 13, - "metadata": { - "collapsed": false - }, - "outputs": [ - { - "name": "stdout", - "output_type": "stream", - "text": [ - "\n", - "For OD after deformation being 70 mm, Di = 22.3607 mm\n", - "Precent change in inside diameter = 25.4644 percent\n", - "Peak pressure = 1.93531\n", - "\n", - "\n", - "\n", - "\n", - "For OD after deformation being 81.4 mm, Di = 35.0137 mm\n", - "Precent change in inside diameter = -16.7124 percent\n", - "Peak pressure = 1.17321\n" - ] - } - ], - "source": [ - "\n", - "\n", - "from math import sqrt\n", - "\n", - "#variable declaration\n", - "Do=60;\n", - "Di=30;\n", - "def1=70;\n", - "def2=81.4;\n", - "h=10;\n", - "a=30;\n", - "\n", - "#calculation1\n", - "di=sqrt((Do**2-Di**2)*2-def1**2);\n", - "pr=(Di-di)/Di*100;\n", - "m=0.27;\n", - "p_s=1+2*m*a/(sqrt(3)*h);\n", - "\n", - "#result 1\n", - "print('\\nFor OD after deformation being 70 mm, Di = %g mm\\nPrecent change in inside diameter = %g percent\\nPeak pressure = %g')%(di,pr,p_s);\n", - "\n", - "#calculation 2\n", - "di=sqrt(def2**2-(Do**2-Di**2)*2);\n", - "pr=(Di-di)/Di*100;\n", - "m=0.05;\n", - "p_s=1+2*m*a/(sqrt(3)*h);\n", - "\n", - "#result 2\n", - "print('\\n\\n\\n\\nFor OD after deformation being 81.4 mm, Di = %g mm\\nPrecent change in inside diameter = %g percent\\nPeak pressure = %g')%(di,pr,p_s);\n" - ] - } - ], - "metadata": { - "kernelspec": { - "display_name": "Python 2", - "language": "python", - "name": "python2" - }, - "language_info": { - "codemirror_mode": { - "name": "ipython", - "version": 2 - }, - "file_extension": ".py", - "mimetype": "text/x-python", - "name": "python", - "nbconvert_exporter": "python", - "pygments_lexer": "ipython2", - "version": "2.7.9" - } - }, - "nbformat": 4, - "nbformat_minor": 0 -} -- cgit