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To: techdiver@aquanaut.com
From: "Rogers, Thomas A" <Thomas.Rogers@PS*.Bo*.co*>
Subject: Drag force generated by a diver in the water
Date: Thu, 2 Aug 2001 13:39:36 -0700

I ran some calculations on the Drag force (lbs) which would be generated by a
diver in the water as a function of the current.

These are ROUGH numbers.  I am also assuming this test subject has perfect trim
and is not moving.

The test subject was 220 lbs and 76 inches tall. I ran 4 configurations.  I
used PST 104 tanks and a 6 in EE light

Streamlined means Basic DIR setup with canister light and legs straight.
Bent Knee means Basic DIR setup with canister light and legs bent.

Current Velocity	(knots)		1	2	3	4	5	6	7
Streamlined -single		9	36	82	146	227	327	446	
Bent Knee - single		16	67	151	269	420	605	823
Streamlined -Double Tank	10	42	94	168	262	377	513	
Bent Knee --Double Tank	18	73	164	291	455	655	891

These are ROUGH numbers.
These are ROUGH numbers.
These are ROUGH numbers. But they are good illustrations and talking points.

tom
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