How to Make a Propeller (Made In Colombia) Tutorial


Uploaded by pytoche on 11.04.2011

Transcript:
How to make a propeller?...
Read about Blade Element Theory
Made some calculations by hand? No, I used Maple.
Test everything with Porpcalc.
Make Drawings of each station of the propeller.
Little Centripetal Calculations.
Go to a sawmill and buy anything similar to mahogany
Print your drawings on the selected wood.
cut pieces.
glue with claps and, wait for the glue to dry.
oh I forgot!
Look for a place where you find... 13 00:01:15,274 --> 00:01:17,021 Drill, jig, sander and chisels
Cut airfoils sections and make templates.
Sanding!
Now check the templates and mark the points it touch the wood. 17. 00:02:05,522 --> 00:02:16,207 Sand until the template touch all the wood at the same time. 18. 00:02:23,522 --> 00:02:26,207 just paint it!. 19. 00:02:27,522 --> 00:02:31,207 I have used 12 layers of polyurethane. 20. 00:02:54,522 --> 00:03:03,207 Now the test. 21. 00:03:04,522 --> 00:03:07,207 3D drawing of the engine, propeller, etc. 22. 00:03:08,522 --> 00:03:13,207 Little Structural analisys (MD Solids Trial) 23. 00:03:13,522 --> 00:03:19,207 I didn't use Ansys or any similar OVERPRICED software! 24. 00:03:20,522 --> 00:03:27,207 The Drawing made reality! 25. 00:03:30,522 --> 00:03:37,207 Sorry, no subtitles from now on!