diff options
Diffstat (limited to 'Transport_Phenomena/ch12.ipynb')
| -rw-r--r-- | Transport_Phenomena/ch12.ipynb | 47 |
1 files changed, 4 insertions, 43 deletions
diff --git a/Transport_Phenomena/ch12.ipynb b/Transport_Phenomena/ch12.ipynb index fc6fa80b..b890667e 100644 --- a/Transport_Phenomena/ch12.ipynb +++ b/Transport_Phenomena/ch12.ipynb @@ -1,6 +1,7 @@ { "metadata": { - "name": "" + "name": "", + "signature": "sha256:cf1ae634b67dbf9ac3cc91134d4c30acd13efd02af03447d121a71d1c5277a05" }, "nbformat": 3, "nbformat_minor": 0, @@ -27,10 +28,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Estimate the boundary layer thickness and the local drag coefficient at the trailing \n", - "edge of the test section. Also estimate the force (drag) on the test section.\n", - "'''\n", "\n", "import math \n", "\n", @@ -81,10 +78,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "calculate the shear stress\n", - "at the wall (in units of N m-*) at a distance of 1 m from the leading edge of the plate.\n", - "'''\n", "\n", "import math \n", "\n", @@ -145,13 +138,7 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Find (a) the length of the laminar boundary layer, (b) the thickness of the\n", - "momentum boundary layer and the thermal boundary layer at the transition\n", - "point, (c) the local heat transfer coefficient at the transition point, and (d) the\n", - "mean heat transfer coefficient between the leading edge of the plate and the\n", - "transition point.\n", - "'''\n", + "\n", "\n", "# Variables \n", "T = 290.; \t\t\t #[K] - temperature of flowing water\n", @@ -216,10 +203,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Find the terminal velocity and drag force when a spherical water\n", - "drop, 5 pm in diameter, falls through air at 20\u00b0C. Let g = 9.80 m s-\n", - "'''\n", "\n", "# Variables\n", "T = 293.15; \t\t\t #[K]\n", @@ -263,10 +246,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Calculate the time for the drop of water in Example 12.10 to\n", - "accelerate from an initial velocity of zero to 0.9!XJ,.\n", - "'''\n", "\n", "# Variables\n", "T = 293.15; \t\t\t #[K]\n", @@ -314,7 +293,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "# Determine its terminal velocity.\n", "\n", "# Variables\n", "pp = 1.13*10**4; \t\t\t #[kg/m**3] - density of lead particle\n", @@ -364,10 +342,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Determine the appropriate diameter of the sphere to achieve\n", - "the design criteria, if g = 32 ft s-*.\n", - "'''\n", "\n", "# Variables\n", "distance = 1./12; \t #[ft]\n", @@ -414,13 +388,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Compute (a) the static void fraction, (b) the minimum void fraction and\n", - "bed height for fluidization, (c) the settling velocity for a single particle in a static\n", - "fluid, (d) the minimum pressure drop for fluidization, (e) the minimum velocity\n", - "for entrainment, and (f) the heat transfer coefficient at the wall for a superficial\n", - "velocity 2.5 times U,,.\n", - "'''\n", "\n", "# Variables\n", "T = 842.; \t\t\t #[degF] - temperature\n", @@ -516,10 +483,7 @@ "cell_type": "code", "collapsed": false, "input": [ - "'''\n", - "Calculate the\n", - "pressure drop in psi and the superficial velocity (ft s-l) at the point of incipient\n", - "'''\n", + "\n", "\n", "# Variables\n", "pp = 249.6; \t\t #[lb/ft**3] - density of catalyst\n", @@ -568,7 +532,6 @@ "cell_type": "code", "collapsed": false, "input": [ - "# estimate the velocity in m s-i.\n", "\n", "# Variables\n", "d = 24.*10**-6; \t\t\t #[m] - diameter of wire\n", @@ -627,9 +590,7 @@ "cell_type": "code", "collapsed": false, "input": [ - "# Calculate the exit temperature of the air if its properties can be estimated from the following correlations\n", "\n", - "# Variables\n", "dt = 0.75;\n", "St = 1.5*dt;\n", "Sl = 3.*dt;\n", |