OpenFOAM/C2/Creating-simple-geometry-in-OpenFOAM/English-timed - Revision history

DeepaVedartham at 22:09, 12 March 2019

2019-03-12T22:09:43Z

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DeepaVedartham at 11:53, 15 February 2019

2019-02-15T11:53:51Z

PoojaMoolya at 09:23, 10 March 2017

2017-03-10T09:23:01Z

PoojaMoolya at 09:22, 10 March 2017

2017-03-10T09:22:41Z

Sandhya.np14 at 10:40, 23 June 2016

2016-06-23T10:40:39Z

Sandhya.np14 at 07:58, 23 June 2016

2016-06-23T07:58:21Z

Sandhya.np14 at 11:26, 21 June 2016

2016-06-21T11:26:44Z

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Sandhya.np14 at 10:37, 21 June 2016

2016-06-21T10:37:16Z

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Sandhya.np14 at 07:38, 21 June 2016

2016-06-21T07:38:42Z

Sandhya.np14 at 07:32, 21 June 2016

2016-06-21T07:32:07Z

@@ Line 25: / Line 25: @@
 |-
-| 00:27
+| 00:26
 | In '''CFD''' the Pre-processing part consists of  creating geometry and meshing it.
 |-
-| 00:33
+| 00:37
 | Let us take the '''Lid driven cavity''' case of the previous tutorial as an example.
 |-
-| 00:38
+| 00:41
 | Recall the '''path''' for  the earlier tutorial.
 |-
-| 00:40
+| 00:44
 | I have already opened the '''command terminal''' and entered  the '''path''' for '''lid driven cavity'''.
 |-
-|  00:48
+| 00:48
 | There are three folders '0, constant' and 'system'. 'Geometry' is inside the 'polymesh' folder of 'constant'.
 |-
-| 00:55
+| 01:11
 | In the command terminal, type: '''cd space constant''' and press '''Enter'''.
 |-
-|  01:03
+|  01:19
 | Now, type "ls" and press '''Enter'''.
 |-
-| 01:06
+| 01:21
 | In this, there is another folder called as 'polyMesh'.
 |-
-| 01:10
+| 01:26
 |Now type: '''cd space polymesh''' and press '''Enter'''.
 |-
-| 01:18
+| 01:34
 |Now type "ls" and press '''Enter'''.
 |-
-| 01:22
+| 01:39
 | This contains the 'geometry' file called as 'blockMeshDict'.
 |-
-| 01:26
+| 01:48
 | Open the 'blockMeshDict' file with any '''editor''' of your choice.
 |-
-| 01:30
+| 01:52
 | In the terminal, type: '''gedit space blockMeshDict'''( Note that M and D are capital) and press  '''Enter'''.
 |-
-| 01:45
+| 02:07
 |Let me drag this to the capture area.
 |-
-| 01:49
+| 02:11
 |Now minimize this.
 |-
-|  01:53
+|  02:15
 |  Let me switch back to the '''slide'''.
 |-
-|  01:55
+|  02:17
 | In '''openfoam''', the entire '''geometry''' is broken into '''blocks '''.
 |-
-|  01:59
+|  02:21
 |  The blocks are numbered starting from 0 (zero) as shown in the figure.
 |-
-| 02:08
+| 02:30
 | Note that in OpenFOAM, for creating a 2D geometry you need to give an  unit cell thickness value in the z-axis.
 |-
-| 02:19
+| 02:19 02:41
 | '''lid driven cavity''' is of length 1 and height 1.  Minimize the slide.
 |-
-| 02:29
+| 02:51
 |  On your desktop, create an empty file by right click > '''create document > Empty file'''. Name this as 'blockMeshDict'. (Note that M and D here are capital).
 |-
-|  02:48
+| 03:12
 | Open this. Now, copy the data from the original '''lid driven cavity''' 'blockMeshDict' file to the new 'blockMeshDict' file from line 0.
 |-
-|  02:59
+|  03:21
 | Scroll up line 0 upto 'convertTometers'. Copy this and '''paste''' it here.
 |-
 |  03:15
 | Scroll down. Now leave some space after 'converttometers'.

@@ Line 22: / Line 22: @@
 |-
 | 00:15
-| To record this tutorial,
+| To record this tutorial,I am using: '''Linux Operating system Ubuntu''' version 10.04 '''OpenFOAM''' version 2.1.0 '''ParaView''' version 3.12.0
-−
-|-
-| 00:16
-| I am using: '''Linux Operating system Ubuntu''' version 10.04 '''OpenFOAM''' version 2.1.0 '''ParaView''' version 3.12.0
 |-

@@ Line 14: / Line 14: @@
 |-
 | 00:08
-|* How to create simple geometry
+| How to create simple geometry
 |-
 | 00:11
-|* How to view the geometry in '''paraview'''.
+| How to view the geometry in '''paraview'''.
 |-
@@ Line 26: / Line 26: @@
 |-
 | 00:16
-| I am using:
+| I am using: '''Linux Operating system Ubuntu''' version 10.04 '''OpenFOAM''' version 2.1.0 '''ParaView''' version 3.12.0
-* '''Linux Operating system Ubuntu''' version 10.04
-* '''OpenFOAM''' version 2.1.0
-* '''ParaView''' version 3.12.0
 |-
 | 00:27
@@ Line 284: / Line 282: @@
 | 08:06
 | Insert a semicolon and press  '''Enter'''.
 |-
 | 08:09
 |Now, insert open bracket and press '''Enter'''. Press the '''tab''' key, open close bracket.
 |-
 |  08:20
 |In this bracket, enter the points for faces.
 |-
 |  08:24
@@ Line 305: / Line 306: @@
 |  08:39
 |The curl can be clockwise or anti-clockwise.
 |-
 |  08:43
@@ Line 316: / Line 318: @@
 |  08:52
 |Now in the faces, enter '''3 space 7 space 6 space 2'''.
 |-
 |  09:01
@@ Line 323: / Line 326: @@
 | 09:09
 |Minimize this. Note that you can start from any point on that face. Now press  '''Enter'''.
 |-
 | 09:17
 |Close the bracket. Again press  '''Enter'''. Close the curly bracket.
 |-
 | 09:22
@@ Line 337: / Line 342: @@
 | 09:40
 | Being a 2D problem the type of boundary for the front and back faces can be kept as empty.
 |-
 | 09:46
@@ Line 352: / Line 358: @@
 | 10:04
 | Since there are no patches to be merged, it can be kept empty.
 |-
 | 10:08
 | Insert open close brackets. Insert a semicolon and press  '''Enter'''.
 |-
 | 10:14
 | We are done with creating the  'blockMeshDict' file. '''Save''' this.
 |-
 | 10:18
@@ Line 396: / Line 405: @@
 |-
 | 11:16
-|  In this tutorial, we learnt:
+| In this tutorial, we learnt:
 |-
 | 11:18
-|* Creating a simple geometry in '''OpenFOAM'''
+| Creating a simple geometry in '''OpenFOAM'''
 |-
 | 11:22
-|* Viewing the geometry in '''Paraview '''.
+| Viewing the geometry in '''Paraview '''.
 |-
@@ Line 436: / Line 445: @@
 |-
 | 11:53
-|* Conducts workshops using spoken tutorials
+| Conducts workshops using spoken tutorials
 |-
 | 11:55
-|* Gives certificates to those who pass an online test.
+| Gives certificates to those who pass an online test.
 |-

@@ Line 279: / Line 279: @@
 |-
 | 07:56
-| Now enter the '''type''' for the '''moving wall''' , enter '''type''' space  '''wall'''.
+| Now, enter the '''type''' for the '''moving wall''' , enter "type" space  "wall".
 |-
@@ Line 286: / Line 286: @@
 |-
 | 08:09
-|Now insert open bracket and press '''Enter'''. Press the tab key, open close bracket.
+|Now, insert open bracket and press '''Enter'''. Press the '''tab''' key, open close bracket.
 |-
 |  08:20
-|In this bracket, enter the point for faces.
+|In this bracket, enter the points for faces.
 |-
 |  08:24
-|Let me switch to the slide.
+|Let me switch back to the slide.
 |-
 | 08:27
-| Note that order of the points  should be in such a way that the '''thumb''' should be '''normal''' to the '''face '''.
+| Note that the order of the points  should be in such a way that the thumb should be normal to the face
 |-
 |  08:34
-| And fingers making a  curl  as shown in the figure.
+| and fingers making a  curl  as shown in the figure.
 |-
@@ Line 307: / Line 307: @@
 |-
 |  08:43
-| Also, note that the points should match with the points inserted in vertices.
+| Also note that the points should match with the points inserted in vertices.
 |-
 |  08:48
-|Now, let me switch back to the new 'blockmeshdict' file.
+|Now, let me switch back to the new 'blockMeshDict' file.
 |-
@@ Line 325: / Line 325: @@
 |-
 | 09:17
-|Close the bracket again, press  '''Enter'''. Close the curly bracket.
+|Close the bracket. Again press  '''Enter'''. Close the curly bracket.
 |-
 | 09:22
-|Another note, we need to enter a semi colon. After you insert the points, a faces Now after the curly brackets, press  '''Enter''', again press  '''Enter'''.
+|Another note: we need to enter a semi colon after you insert the points for faces. Now after the curly brackets, press  '''Enter''', again press  '''Enter'''.
 |-
 | 09:35
-|Now, similarly enter '''boundary condition''' and '''faces''' for the '''fixed wall '''.
+|Now, similarly enter '''boundary condition''' and '''faces''' for the '''fixed walls'''.
 |-
 | 09:40
-| Being a 2D problem the type of boundary for front and back faces can be kept as empty.
+| Being a 2D problem the type of boundary for the front and back faces can be kept as empty.
 |-
 | 09:46
@@ Line 351: / Line 351: @@
 |-
 | 10:04
-| Since there are no patches to merge, it can be kept empty.
+| Since there are no patches to be merged, it can be kept empty.
 |-
 | 10:08
-| Insert open close bracket. Insert a semicolon and press  '''Enter'''.
+| Insert open close brackets. Insert a semicolon and press  '''Enter'''.
 |-
 | 10:14
-| We are done with creating the  'blockmeshdict' file. '''Save''' this.
+| We are done with creating the  'blockMeshDict' file. '''Save''' this.
 |-
 | 10:18
@@ Line 368: / Line 368: @@
 |-
 | 10:29
-| Note that the '''command terminal''' will not work until '''blockMeshDict''' file is closed.
+| Note that the '''command terminal''' will not work until the '''blockMeshDict''' file is closed.
 |-
 |  10:35
-|  Switch back to the terminal. Now, type '''cd (dot) (dot)''' twice to return back to the 'cavity' folder. Now '''Mesh the geometry'''.
+|  Switch back to the terminal. Now, type '''cd space (dot) (dot)''' twice to return back to the 'cavity' folder. Now '''Mesh the geometry'''.
 |-
 |10:45
-|To do this, on the '''terminal''', type: "blockMesh" and press  '''Enter'''.
+|To do this, on the terminal, type: "blockMesh" and press  '''Enter'''.
 |-
 | 10:53
-|Now, view the '''geometry''' by typing in the '''command terminal''' '''paraFoam''' and press  '''Enter'''.
+|Now, view the '''geometry''' by typing on the '''command terminal''' '''paraFoam''' and press  '''Enter'''.
 |-
@@ Line 388: / Line 388: @@
 |-
 | 11:03
-| Now, on the left hand side, click '''Apply''' on '''object inspector menu'''. Thus, you can see the geometry.
+| Now, on the left hand side, click '''Apply''' on '''object inspector''' menu. Thus, you can see the geometry.
 |-
 | 11:13
-| Now let me switch back to  the slides.
+| Now, let me switch back to  the slides.
 |-
@@ Line 404: / Line 404: @@
 |-
 | 11:22
-|* Viewing the '''geometry''' in '''Paraview '''.
+|* Viewing the geometry in '''Paraview '''.
 |-
@@ Line 416: / Line 416: @@
 |-
 | 11:31
-| Change the direction  of '''lid driven cavity''', change  the '''grid size''' to '''50 50 1'''and view the geometry in '''paraview'''.
+| Change the dimensions of the '''lid driven cavity''', change  the grid size to '''50 50 1''' and view the geometry in '''paraView'''.
 |-
@@ Line 428: / Line 428: @@
 |-
 | 11:46
-| If you do not have good bandwidth, you can download and watch it.
+| If you do not have a good bandwidth, you can download and watch it.
 |-
@@ Line 449: / Line 449: @@
 |-
 | 12:05
-|  '''Spoken Tutorial''' project is part of '''Talk to a Teacher''' project.
+|  '''Spoken Tutorial''' project is part of the '''Talk to a Teacher''' project.
 |-
@@ Line 457: / Line 457: @@
 |-
 | 12:15
-| More information on the same is available at the following URL link:
+| More information on this mission is available at the following URL:
 [http://spoken-tutorial.org/NMEICT-Intro]

@@ Line 14: / Line 14: @@
 |-
 | 00:08
-|* How to create '''simple geometry'''
+|* How to create simple geometry
 |-
@@ Line 32: / Line 32: @@
 |-
 | 00:27
-| In '''CFD''' the '''Pre-processing''' part consists of  creating geometry and '''mesh'''ing it.
+| In '''CFD''' the Pre-processing part consists of  creating geometry and meshing it.
 |-
@@ Line 40: / Line 40: @@
 |-
 | 00:38
-| Recall the '''path''' for  the earlier tutorial,
+| Recall the '''path''' for  the earlier tutorial.
 |-
@@ Line 60: / Line 60: @@
 |-
 | 01:06
-| In this, there is another folder called as 'polymesh'.
+| In this, there is another folder called as 'polyMesh'.
 |-
@@ Line 92: / Line 92: @@
 |-
 |  01:53
-|  Let me switch back to the '''slide'''s.
+|  Let me switch back to the '''slide'''.
 |-
@@ Line 100: / Line 100: @@
 |-
 |  01:59
-|  The blocks are numbered starting from''' 0 '''as shown in the figure.,
+|  The blocks are numbered starting from 0 (zero) as shown in the figure.
 |-
 | 02:08
-| Note that in '''OpenFOAM''', for creating a '''2D geometry''' you need to give an ''' unit cell thickness value''' in the '''z-axis'''.
+| Note that in OpenFOAM, for creating a 2D geometry you need to give an  unit cell thickness value in the z-axis.
 |-
@@ Line 112: / Line 112: @@
 |-
 | 02:29
-|  On your desktop, create an empty file by right click > create document > Empty file. Name this as 'blockMeshDict.' (Note that M and D here are capital).
+|  On your desktop, create an empty file by right click > '''create document > Empty file'''. Name this as 'blockMeshDict'. (Note that M and D here are capital).
 |-
 |  02:48
-| Open this. Now Copy the data from the original '''lid driven cavity''' 'blockMeshDict' file to the new 'blockMeshDict' file from line 0.
+| Open this. Now, copy the data from the original '''lid driven cavity''' 'blockMeshDict' file to the new 'blockMeshDict' file from line 0.
 |-
@@ Line 140: / Line 140: @@
 |-
 |   03:43
-| Press the tab key. Start with point 0, insert open, close brackets,   '''Enter'''.
+| Press the '''tab''' key. Start with point 0, insert open, close brackets,   '''Enter'''.
 |-
 | 03:52
-| '''0 space 0 space 0 '''and press '''Enter'''. Again, press tab key, open close bracket .
+| '''0 space 0 space 0 '''and press '''Enter'''. Again, press '''tab''' key, open close bracket .
 |-
 |  04:02
-|   Move towards point 1 in positive x-axis and enter ''' 1 space 0 space 0''' and press  '''Enter'''.
+| Move towards point 1 in positive x-axis and enter ''' 1 space 0 space 0''' and press  '''Enter'''.
 |-
 |  04:12
-|Again press tab key, open close bracket. Move towards point 2 in positive x-y plane and enter '''1 space 1 space 0''' and press '''Enter'''.
+|Again press the tab key, open close bracket. Move towards point 2 in the positive x-y plane and enter '''1 space 1 space 0''' and press '''Enter'''.
 |-
 |  04:26
-|Again press tab key, open close bracket. Enter the 3rd point in positive y-axis '''0 space 1 space 0 ''',  press  '''Enter'''.
+|Again press '''tab''' key, open close bracket. Enter the 3rd point in positive y-axis '''0 space 1 space 0 ''',  press  '''Enter'''.
 |-
 | 04:39
-| Again press tab key. Enter the 4th point on the front face, open close bracket '''0 space 0 space 0.1''' and press  '''Enter'''.
+| Again press the '''tab''' key. Enter the 4th point on the front face, open close bracket, '''0 space 0 space 0.1''' and press  '''Enter'''.
 |-
@@ Line 172: / Line 172: @@
 |-
 | 05:03
-|  Below vertices are the blocks. Type blocks and  press  '''Enter'''. Insert a Open bracket and press '''Enter'''.
+|  Below vertices are the blocks. Type blocks and  press  '''Enter'''. Insert a open bracket and press '''Enter'''.
 |-
@@ Line 188: / Line 188: @@
 |-
 | 05:27
-|Enter the points for the blocks in the clockwise sense.
+|Enter the points for the block in the clockwise sense.
 |-
 | 05:31
-|We are using here '''hexa hedal blocks '''for '''meshing.'''
+|We are using here '''hexa hedral blocks '''for '''meshing.'''
 |-
 | 05:34
-|Now, type "hex". Leave some space. In brackets, enter ''' 0  space  1 2 3 4 5 6 7  ''', again leave some space.
+|Now, type "hex". Leave some space. In brackets, enter ''' 0  space 1 2 3 4 5 6 7  ''', again leave some space.
 |-
@@ Line 204: / Line 204: @@
 |-
 |  05:58
-|After this, enter the grid points in the x, y and z directions.
+|After this, enter the '''grid''' points in the x, y and z directions.
 |-
@@ Line 212: / Line 212: @@
 |-
 |  06:16
-|Grid point in z-axis can be taken as one.
+|Grid point in the z-axis can be taken as one.
 |-
 |  06:22
-|Now, leave some space and type "simple grading". Leave some space, open close bracket, enter '''1 space 1 space 1 '''.
+|Now, leave some space and type "simple Grading". Leave some space, open close bracket, enter '''1 space 1 space 1 '''.
 |-
 | 06:36
-| This is the grid spacing in the x, y and z direction. Press  '''Enter'''.
+| This is the grid spacing in the x, y and z directions. Press  '''Enter'''.
 |-
@@ Line 231: / Line 231: @@
 |-
 | 06:55
-|  As this is a simple geometry. edges can be kept empty.
+|  As this is a simple geometry, '''edges''' can be kept empty.
 |-
 | 07:00
-|  Insert  open  bracket, press  '''Enter''',  close the  bracket, Insert  a semicolon and press  '''Enter'''.
+|  Insert  open  bracket, press  '''Enter''',  close the  bracket. Insert  a semicolon and press  '''Enter'''.
 |-
@@ Line 243: / Line 243: @@
 |-
 |   07:11
-| Here you need to enter the '''boundary name''' for the '''faces'''.
+| Here you need to enter the '''boundary names''' for the '''faces'''.
 |-
@@ Line 255: / Line 255: @@
 |-
 | 07:23
-|Now let me switch back to the slides.
+|Now, let me switch back to the slides.
 |-

@@ Line 6: / Line 6: @@
 |-
 |00:01
-|  Hello and welcome to the spoken tutorial on '''creating a simple geometry in OpenFOAM'''
+|  Hello and welcome to the '''spoken tutorial''' on '''creating  simple geometry in OpenFOAM'''.
 |-
 | 00:06
-| In this tutorial I will show you
+| In this tutorial, I will show you:
 |-
 | 00:08
-| How to create a '''simple geometry'''
+|* How to create '''simple geometry'''
 |-
 | 00:11
-| How to view the geometry in '''paraview '''
+|* How to view the geometry in '''paraview'''.
 |-
 | 00:15
-| To record this tutorial
+| To record this tutorial,
 |-
 | 00:16
-| I am using '''Linux Operating system Ubuntu''' version 10.04, '''OpenFOAM''' version 2.1.0, '''ParaView''' version 3.12.0
+| I am using:
 |-
 | 00:27