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+{
+"cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# Chapter 10: HYDRAULIC CONDUCTORS AND FITTINGS"
+ ]
+ },
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.1_a: find_minimum_inside_diameter_of_pipe.sci"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"// Aim:To find minimum inside diameter of pipe \n",
+"// Given:\n",
+"// flow-rate through pipe:\n",
+"Q=30; //gpm\n",
+"// average fluid velocity:\n",
+"v=20; //ft/s"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.1_b: SOLUTION_minimum_inside_diameter_of_pipe.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc;\n",
+"pathname=get_absolute_file_path('10_1_soln.sce')\n",
+"filename=pathname+filesep()+'10_1_data.sci'\n",
+"exec(filename)\n",
+"// Solution:\n",
+"// flow-rate in ft^3/s,\n",
+"Q_fps=Q/449; //ft^3/s\n",
+"// minimum required pipe flow area,\n",
+"A=(Q_fps/v)*144; //in^2\n",
+"// minimum inside diameter,\n",
+"D=sqrt((4*A)/(%pi)); //in\n",
+"// Results:\n",
+"printf('\n Results: ') \n",
+"printf('\n The minimum inside diameter of pipe is %.3f in.',D)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.2_a: find_minimum_inside_diameter_in_SI.sci"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"// Aim:To find minimum inside diameter of pipe in Metric units \n",
+"// Given:\n",
+"// flow-rate through pipe:\n",
+"Q=0.002; //m^3/s\n",
+"// average fluid velocity:\n",
+"v=6.1; //m/s"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.2_b: SOLUTION_minimum_inside_diameter_in_SI.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc;\n",
+"pathname=get_absolute_file_path('10_2_soln.sce')\n",
+"filename=pathname+filesep()+'10_2_data.sci'\n",
+"exec(filename)\n",
+"// Solution:\n",
+"// minimum required pipe flow area,\n",
+"A=(Q/v); //m^2\n",
+"// minimum inside diameter,\n",
+"D=sqrt((4*A)/(%pi))*1000; //mm\n",
+"// Results:\n",
+"printf('\n Results: ') \n",
+"printf('\n The minimum inside diameter of pipe is %.1f mm.',D)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.3_a: find_safe_working_pressure_of_tube.sci"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"// Aim:To find safe working pressure for the tube \n",
+"// Given:\n",
+"// outside diameter of steel tube:\n",
+"Do=1.250; //in\n",
+"// inside diameter of steel tube:\n",
+"Di=1.060; //in\n",
+"// tensile strength of steel tube:\n",
+"S=55000; //psi\n",
+"// factor of safety:\n",
+"FS=8;"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.3_b: SOLUTION_safe_working_pressure_of_tube.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc;\n",
+"pathname=get_absolute_file_path('10_3_soln.sce')\n",
+"filename=pathname+filesep()+'10_3_data.sci'\n",
+"exec(filename)\n",
+"// Solution:\n",
+"// wall thickness,\n",
+"t=(Do-Di)/2; //in\n",
+"// burst pressure,\n",
+"BP=(2*t*S)/Di; //psi\n",
+"// working pressure,\n",
+"WP=BP/FS; //psi\n",
+"// Results:\n",
+"printf('\n Results: ') \n",
+"printf('\n The working pressure of steel tube is %.0f psi.',WP)\n",
+"printf('\n The answer in the program is different than that in textbook. It may be due to no.s of significant digit in data and calculation')"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.4_a: select_proper_size_steel_tube.sci"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"// Aim:Refer Example 10-4 for Problem Description\n",
+"// Given:\n",
+"// flow-rate:\n",
+"Q=30; //gpm\n",
+"// operating pressure:\n",
+"p=1000; //psi\n",
+"// maximum velocity:\n",
+"v=20; //ft/s\n",
+"// tensile strength of material:\n",
+"S=55000; //psi\n",
+"// factor of safety:\n",
+"FS=8;"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.4_b: SOLUTION_proper_size_steel_tube.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc;\n",
+"pathname=get_absolute_file_path('10_4_soln.sce')\n",
+"filename=pathname+filesep()+'10_4_data.sci'\n",
+"exec(filename)\n",
+"// Solutions:\n",
+"// flow-rate,\n",
+"Q=Q/449; //ft^3/s\n",
+"// minimum required pipe flow area,\n",
+"Ai=(Q/v)*144; //in^2\n",
+"// minimum inside diameter,\n",
+"Di=sqrt((4*Ai)/(%pi)); //in\n",
+"// wall thickness,\n",
+"t1=0.049; t2=0.065; //in\n",
+"// tube inside diameter,\n",
+"D1=0.902; D2=0.870; //in\n",
+"// burst pressure,\n",
+"BP1=(2*t1*S)/D1; //psi\n",
+"// working pressure,\n",
+"WP1=BP1/FS; //psi\n",
+"printf(' \n The working pressure %.0f psi is not adequate (less than %.0f psi) so next case is considered,',WP1,p)\n",
+"// burst pressure,\n",
+"BP2=(2*t2*S)/D2; //psi\n",
+"// working pressure,\n",
+"WP2=BP2/FS; //psi\n",
+"// ratio of inner diameter to thickness,\n",
+"r2=D2/t2;\n",
+"printf(' \n The working pressure %.0f psi is greater than %.0f psi) ,',WP2,p)\n",
+"// Results:\n",
+"printf('\n Results: ')\n",
+"printf('\n The ratio of inner diameter to length is %.1f.',r2)\n",
+"printf('\n The answer in the program is different than that in textbook. It may be due to no.s of significant digit in data and calculation')"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.5_a: select_proper_size_steel_tube_SI.sci"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"// Aim:Refer Example 10-5 for Problem Description\n",
+"// Given:\n",
+"// flow-rate:\n",
+"Q=0.00190; //m^3/s\n",
+"// operating pressure:\n",
+"p=70; //bars\n",
+"// maximum velocity:\n",
+"v=6.1; //m/s\n",
+"// tensile strength of material:\n",
+"S=379; //MPa\n",
+"// factor of safety:\n",
+"FS=8;"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 10.5_b: SOLUTION_proper_size_steel_tube_SI.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc;\n",
+"pathname=get_absolute_file_path('10_5_soln.sce')\n",
+"filename=pathname+filesep()+'10_5_data.sci'\n",
+"exec(filename)\n",
+"// Solutions:\n",
+"// minimum required pipe flow area,\n",
+"A=(Q/v); //m^2\n",
+"// minimum inside diameter,\n",
+"ID=sqrt((4*A)/(%pi))*1000; //mm\n",
+"// wall thickness,\n",
+"t1=1; t2=2; //mm\n",
+"// tube inside diameter,\n",
+"D1=20; D2=24; //mm\n",
+"// burst pressure,\n",
+"BP1=(2*(t1/1000)*S)/(D1/1000); //MPa\n",
+"// working pressure,\n",
+"WP1=(BP1/FS)*10; //bars\n",
+"printf(' \n The working pressure %.0f bars is not adequate (less than %.0f bars) so next case is considered,',WP1,p)\n",
+"// burst pressure,\n",
+"BP2=(2*(t2/1000)*S)/(D2/1000); //MPa\n",
+"// working pressure,\n",
+"WP2=(BP2/FS)*10;; //MPa\n",
+"// ratio of inner diameter to thickness,\n",
+"r2=D2/t2;\n",
+"printf(' \n The working pressure %.0f bars is greater than %.0f bars) ,',WP2,p)\n",
+"// Results:\n",
+"printf('\n Results: ')\n",
+"printf('\n The ratio of inner diameter to length is %.1f.',r2)"
+ ]
+ }
+],
+"metadata": {
+ "kernelspec": {
+ "display_name": "Scilab",
+ "language": "scilab",
+ "name": "scilab"
+ },
+ "language_info": {
+ "file_extension": ".sce",
+ "help_links": [
+ {
+ "text": "MetaKernel Magics",
+ "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md"
+ }
+ ],
+ "mimetype": "text/x-octave",
+ "name": "scilab",
+ "version": "0.7.1"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
generated by cgit (git 2.34.1) at 2025-03-11 08:32:26 +0000