Supercharger info

Chris Morriss crsm at oroboros.demon.co.uk
Wed Aug 12 18:56:22 GMT 1998


In message <35D12A6A.85212C8A at brokersys.com>, Walter Petermann
<corsaro at brokersys.com> writes
>Mike,
>I think what he's saying is this:
> 
>Say the MAF output is read as kg/min of air then
>
>kg/min (air)*14.7= kg/min (fuel) 
>
>but what's needed is kg/rev of fuel to get injector on time. Deviding
>kg/min (fuel) by rpm gives kg/rev (fuel). Or, MAF reading needs to
>be devided by rpm. 
>
> Walter 
>
>Mike Morrin wrote:
>> 
>> >Chris Morriss wrote:
>> >>  Imagine that the engine is
>> >> loaded such that it requires the same amount of fuel per revolution at
>> >> 6000 rpm as it does at 2000 rpm.  The MAF at 6000 rpm is going to be
>> >> roughly 3 times as much as at 2000,
>> 
>> Are you saying that the air/fuel ratio is varying in proportion to RPM?
>> smells fishy to me...
>> 
>> regards,
>> 
>> Mike Morrin

Thanks walter, you put it better than I did.
-- 
Chris Morriss



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