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Using SketchUp with openFoam
openFoam Hangout on Air #1
Wednesday 13th November 2013
Presentation
1.Presenter background
2.SketchUp History, Basics and Limitations
3.SketchUp/openFoam workflow
4.Good aspects...
Presenter Background
Dr Julien de Charentenay:
Practical engineer with excellent CFD
knowledge and an interest in software...
SketchUp
• History
2000 Released by @Last Software
2006 Acquired by Google
2013 Acquired by Trimble

• Programs of interes...
SketchUp
SketchUp Basics
• SketchUp Make (Free) vs SketchUp Pro
• Modelling principles
• Plugins
SketchUp Limitations
• Minimum length
"tolerance factor for length is 0.001 of an inch"
Source:
http://sketchucation.com/f...
SketchUp Limitations
• Minimum length
openFoam Modelling Workflow
SketchUp, what's great?
• Ease of use and flexibility
SketchUp, what's great?
• 'Follow-me' tool
SketchUp, what's great?
• 'Follow-me' tool
SketchUp, what's great?
• 'Follow-me' tool
SketchUp, what's great?
• 3D Warehouse
SketchUp, what's great?
• 3D Warehouse
SketchUp, what's great?
• Geolocalisation
SketchUp, what's great?
• Geolocalisation
SketchUp, what's great?
• Geolocalisation
SketchUp, what's great?
• Geolocalisation/Google Earth integration
SketchUp, what's great?
• Photomatching

Example from http://help.sketchup.com/en/article/94921
SketchUp, what's great?
• Photomatching
SketchUp, what's great?
• Photomatching
SketchUp, what's great?
• Plugins and ruby scripting

http://extensions.sketchup.com/
SketchUp, what's not so great?
• Curves
SketchUp, what's not so great?
• Curves

Cylinder with 24 sides
SketchUp, what's not so great?
• Curves

Cylinder with 48 sides
SketchUp, what's not so great?
• Watertightness
• Plugin to assess watertightness http://sketchucation.com/forums/viewtopi...
SketchUp, what's not so great?
• IGES/STEP support
• No in-built support
• Available through - paid - extension(s)
SketchUp, what's not so great?
• Importers and plugins speed of execution
• Due to speed execution, some functionalities m...
Overall
SketchUp is a great 3D design tool:
Easy to pick-up and ease;
With a good base of users;
Very practical for quick ...
References
http://www.sketchup.com/
http://sketchucation.com/
http://sketchupdate.blogspot.com.au/
http://www.mastersketch...
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Using SketchUp with openFoam

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Presentation of the use of SketchUp as a 3D design engine in conjunction with openFoam. Presented at the first openFoam Hangout on Air, 20th November 2013.

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Using SketchUp with openFoam

  1. 1. Using SketchUp with openFoam openFoam Hangout on Air #1 Wednesday 13th November 2013
  2. 2. Presentation 1.Presenter background 2.SketchUp History, Basics and Limitations 3.SketchUp/openFoam workflow 4.Good aspects of SketchUp 5.Not so good aspects of SketchUp
  3. 3. Presenter Background Dr Julien de Charentenay: Practical engineer with excellent CFD knowledge and an interest in software development
  4. 4. SketchUp • History 2000 Released by @Last Software 2006 Acquired by Google 2013 Acquired by Trimble • Programs of interest K-12 African University Visiting Professionals Project Spectrum
  5. 5. SketchUp
  6. 6. SketchUp Basics • SketchUp Make (Free) vs SketchUp Pro • Modelling principles • Plugins
  7. 7. SketchUp Limitations • Minimum length "tolerance factor for length is 0.001 of an inch" Source: http://sketchucation.com/forums/viewtopic.php? f=15&t=25175&p=218997#p218989 0.001 inches = 0.0254 millimetres
  8. 8. SketchUp Limitations • Minimum length
  9. 9. openFoam Modelling Workflow
  10. 10. SketchUp, what's great? • Ease of use and flexibility
  11. 11. SketchUp, what's great? • 'Follow-me' tool
  12. 12. SketchUp, what's great? • 'Follow-me' tool
  13. 13. SketchUp, what's great? • 'Follow-me' tool
  14. 14. SketchUp, what's great? • 3D Warehouse
  15. 15. SketchUp, what's great? • 3D Warehouse
  16. 16. SketchUp, what's great? • Geolocalisation
  17. 17. SketchUp, what's great? • Geolocalisation
  18. 18. SketchUp, what's great? • Geolocalisation
  19. 19. SketchUp, what's great? • Geolocalisation/Google Earth integration
  20. 20. SketchUp, what's great? • Photomatching Example from http://help.sketchup.com/en/article/94921
  21. 21. SketchUp, what's great? • Photomatching
  22. 22. SketchUp, what's great? • Photomatching
  23. 23. SketchUp, what's great? • Plugins and ruby scripting http://extensions.sketchup.com/
  24. 24. SketchUp, what's not so great? • Curves
  25. 25. SketchUp, what's not so great? • Curves Cylinder with 24 sides
  26. 26. SketchUp, what's not so great? • Curves Cylinder with 48 sides
  27. 27. SketchUp, what's not so great? • Watertightness • Plugin to assess watertightness http://sketchucation.com/forums/viewtopic.php? t=30504 • More attention with the advend of 3D printing
  28. 28. SketchUp, what's not so great? • IGES/STEP support • No in-built support • Available through - paid - extension(s)
  29. 29. SketchUp, what's not so great? • Importers and plugins speed of execution • Due to speed execution, some functionalities may be impractical for large cases.
  30. 30. Overall SketchUp is a great 3D design tool: Easy to pick-up and ease; With a good base of users; Very practical for quick modelling for use in conjunction with openfoam; But has practical limitations.
  31. 31. References http://www.sketchup.com/ http://sketchucation.com/ http://sketchupdate.blogspot.com.au/ http://www.mastersketchup.com/10sketchup-tips/ http://rhin.crai.archi.fr/rld/

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