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Old 02-25-2004 | 04:42 PM
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From: Nyiregyhaza, HUNGARY
Default center of gravity

Hi!

I make a delta like the Ripmax's Rapier!

I dont know the center of gravity.[&:][&o]
Wingspan: 90cm
Length:75 cm
engine: 6,5 ccm (.40)

Thank you![8D]

kantorg
Old 02-25-2004 | 04:59 PM
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Default RE: center of gravity

well from my knowege, the CofG should be 1/3 of the wing chord
what is the wing chord??
Old 02-25-2004 | 05:19 PM
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From: Laurel, MD,
Default RE: center of gravity

Flying wings and true deltas need the CG much farther forward than a "conventional" plane that has a horizontal stab. 33% would be way too far back, 15% would be closer
Old 02-25-2004 | 11:01 PM
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From: Hubbardston, MA
Default RE: center of gravity

Yes, closer to 15% on a flying wing.
Dennis-
Old 02-26-2004 | 05:49 AM
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From: Locust Grove, GA
Default RE: center of gravity

Try this calculator to calculate the CG

http://www.geistware.com/rcmodeling/cg_super_calc.htm

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