Thursday, August 28, 2014

Fin development

Evolution of fin design
Fin development is one of the hardest parts of designing and building a stabilization system in my experience. It has to be aerodynamically sound, servo compatible and not break when initial liftoff forces kick in.

V1 and V2 of Grid fins (black mark designates rejected)
print "lesions" that occur for some reason
fin mounted on servo
Recessed mount fin (still has those pesky lesions)
Fin revisions
Initial supersonic fin design
Gridfin V1
fin blending example
Bonus pic of my "office" at techshop

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