[Diy_efi] CIS EFI via Fuel Pump PWM
steve ravet
sravet at arm.com
Wed Aug 7 13:10:57 GMT 2002
Mike wrote:
>
> At 11:39 PM 5/8/2002 +0100, you wrote:
> >Erm, how will it take time to build up? Unless a "long" length of rubber
> >hose is used, it will be instant.
>
> No - instant is not very likely, what does that mean micro seconds ?
>
> You are forgetting the rotational
> inertia of the pump rotor... and the propensity for the fuel pressure
> regulator to oscillate during a step change in flow/pressure, most outlets
The point was to PWM the pump and get rid of the regulator. And the
inertia of the pump rotor isn't affected by the length of fuel line.
--steve
--
Steve Ravet
steve.ravet at arm.com
ARM,Inc.
www.arm.com
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