From c7fe425ef3c5e8804f2f5de3d8fffedf5e2f1131 Mon Sep 17 00:00:00 2001 From: hardythe1 Date: Tue, 7 Apr 2015 15:58:05 +0530 Subject: added books --- mechanics_of_fluid/Chapter3-_1.ipynb | 268 +++++++++++++++++++++++++++++++++++ 1 file changed, 268 insertions(+) create mode 100755 mechanics_of_fluid/Chapter3-_1.ipynb (limited to 'mechanics_of_fluid/Chapter3-_1.ipynb') diff --git a/mechanics_of_fluid/Chapter3-_1.ipynb b/mechanics_of_fluid/Chapter3-_1.ipynb new file mode 100755 index 00000000..41b83b2a --- /dev/null +++ b/mechanics_of_fluid/Chapter3-_1.ipynb @@ -0,0 +1,268 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:333c941e92e4c238ee8e681acc0f0427a31d9cb623c5863e0f5d970ef2bcf529" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter3-The Principles Governing Fluids in Motion" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex2-pg105" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate Overall efficiency of the pump\n", + "u_A=1.35; ## m/s\n", + "d_A=0.225; ## m\n", + "d_B=0.150; ## m\n", + "d_C=0.150; ## m\n", + "d=5.6; ##m\n", + "friction=2.5; ## kW\n", + "power_req=12.7; ## kW\n", + "\n", + "rho=1000.; ## kg/m^3\n", + "rho_m=13560.; ## kg/m^3\n", + "\n", + "g=9.81; ## m/s^2\n", + "\n", + "pC=35000.; ## Pa\n", + "pA=rho_m*g*(-d_B);\n", + "\n", + "Area_A=math.pi*d_A**2/4;\n", + "Area_B=math.pi*d_B**2/4;\n", + "Area_C=math.pi*d_C**2/4;\n", + "\n", + "u_B=u_A*(Area_A/Area_B);\n", + "u_C=u_A*(Area_A/Area_C);\n", + "\n", + "## Energy_added_by_pump/time = (Mass/time)*((pC-pA)/rho+(u_C^2-u_A^2)/2+g*(zC-zA))\n", + "\n", + "Energy_added = Area_A*u_A*(pC-pA+rho/2.*(u_C**2-u_A**2)+rho*g*d)/1000.+friction;\n", + "\n", + "Efficiency=Energy_added/power_req*100.;\n", + "\n", + "print'%s %.1f %s'%(\"Overall efficiency of the pump =\",Efficiency,\" %\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Overall efficiency of the pump = 67.7 %\n" + ] + } + ], + "prompt_number": 1 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex3-pg119" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate Rate of discharge\n", + "d_jet = 0.0086; ## m\n", + "d_orifice = 0.011; ## m\n", + "x = 2.; ## m\n", + "y = 0.6; ## m\n", + "h = 1.75; ## m\n", + "g = 9.81; ## m/s^2\n", + "\n", + "A2 = math.pi/4.*d_orifice**2;\n", + "\n", + "Cc = (d_jet/d_orifice)**2.; ## Coefficient of Contraction\n", + "\n", + "Cv = x/2./math.sqrt(y*h); ## Coefficient of velocity\n", + "\n", + "Cd = Cv*Cc; ## Coefficient of Discharge\n", + "\n", + "Q = Cd*A2*math.sqrt(2.*g*h);\n", + "\n", + "print'%s %.4f %s'%(\"Rate of discharge =\",Q,\"m^3/s \")\n", + "\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Rate of discharge = 0.0003 m^3/s \n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex4-pg122" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate Flow rate\n", + "Cd=0.97;\n", + "d1=0.28; ## m\n", + "d2=0.14; ## m\n", + "\n", + "g=9.81; ## m/s^2\n", + "d=0.05; ## difference in mercury level in metre\n", + "rho=1000.; ## kg/m^3\n", + "rho_m=13600.; ## kg/m^3\n", + "\n", + "A1=math.pi/4.*d1**2.;\n", + "A2=math.pi/4.*d2**2.;\n", + "\n", + "p_diff=(rho_m-rho)*g*d;\n", + "h=p_diff/rho/g;\n", + "\n", + "Q=Cd*A1*((2.*g*h)/((A1/A2)**2-1.))**(1./2.);\n", + "\n", + "print'%s %.4f %s'%(\"Flow rate =\",Q,\"m^3/s \")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Flow rate = 0.0542 m^3/s \n" + ] + } + ], + "prompt_number": 3 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex5-pg125" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#calculate Mass flow rate\n", + "Cd=0.62;\n", + "g=9.81; ## m/s^2\n", + "d=0.1; ## m\n", + "d0=0.06; ## m\n", + "d1=0.12; ## m\n", + "\n", + "rho=1000.; ## kg/m^3\n", + "rho_m=13600.; ## kg/m^3\n", + "rho_f=0.86*10**3; ##kg/m^3\n", + "\n", + "A0=math.pi/4.*d0**2.;\n", + "A1=math.pi/4.*d1**2.;\n", + "\n", + "p_diff=(rho_m-rho_f)*g*d;\n", + "\n", + "h=p_diff/rho_f/g;\n", + "\n", + "Q=Cd*A0*((2.*g*h)/(1.-(A0/A1)**2))**(1./2.);\n", + "\n", + "m=rho_f*Q;\n", + "\n", + "print'%s %.2f %s'%(\"Mass flow rate =\",m,\"kg/s \")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Mass flow rate = 8.39 kg/s \n" + ] + } + ], + "prompt_number": 4 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Ex6-pg130" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "Cd=0.61;\n", + "#calculate Rate of discharge\n", + "g=9.81; ## m/s^2\n", + "b=0.6; ## m\n", + "H=0.155; ## mQ\n", + "A=0.26; ## m^2\n", + "u1=0.254; ## m/s\n", + "\n", + "Q=2./3.*Cd*math.sqrt(2.*g*b*(H)**3/2);\n", + "\n", + "velo=Q/A;\n", + "\n", + "H1=H+u1**2/(2.*g);\n", + "\n", + "Q1=2./3.*Cd*math.sqrt(2*g*b*(H1)**3/2);\n", + "\n", + "print'%s %.3f %s'%(\"Discharge =\",Q1,\"m^3/s\")\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Discharge = 0.062 m^3/s\n" + ] + } + ], + "prompt_number": 6 + } + ], + "metadata": {} + } + ] +} \ No newline at end of file -- cgit