Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!tut.cis.ohio-state.edu!att!cbnews!military
From: root@grumbly.COM (rb duc)
Newsgroups: sci.military
Subject: Re: Soviet Wing-in-Ground Aircraft
Keywords: wig
Message-ID: <1990Jul30.015958.9138@cbnews.att.com>
Date: 30 Jul 90 01:59:58 GMT
References: <1990Jul24.025055.21452@cbnews.att.com>
Sender: military@cbnews.att.com (William B. Thacker)
Organization: Pleasure Point Night Fighters
Lines: 25
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From: root@grumbly.COM (rb duc)

In article <1990Jul24.025055.21452@cbnews.att.com> wyvern@agora.hf.intel.com (Scott Sanford) writes:
->
->From: wyvern@agora.hf.intel.com (Scott Sanford)
->  I hate to be the one to ask an elementary question, but what is meant by
->the "wing in ground" phrase?  In my limited experience with aircraft, it has
->always seemed that a wing in the ground is a condition to be avoided...  :-)
==========

It means that there is a significant interaction between the wing, the ground
(water) and the air.  Air is trapped or the flow are patterns affected by
an incompressable boundry condition.  Trapped air would raise the pressure
beneath the wing above what it would be in clear air.

Thats my guess



-- 
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 - -   Richard Ducoty                                ..uunet!grumbly!root
 _]    Capitola, California                            root@grumbly.com