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Date: Sat, 08 May 2004 16:03:04 GMT
From: -Bob- <uctraingNOSPAMMEnospamanet.com>
Subject: Re: Compression ratio w/turbo blowing ?



On Sat, 8 May 2004 17:21:29 +0200, "MH" <nomailnospamere.no> wrote:

>The compression ratio does not depend on the boost pressure, it is the ratio
>of the smallest and largest volume in one cylinder (piston at TDC and at
>BDC).
>see http://en.wikipedia.org/wiki/Compression_ratio
>
>Max boost pressure in a FPT 900 is 0,7 bar (over atmospheric pressure = 1
>bar), at that pressure the waste gate will (or should) open.

But wouldn't the "effective" compression ratio be higher since the 
charge is denser than a normal charge ? Or does the turbo simply make
the pump run faster ?
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