Athol <athol_SPIT_SPAM@[EMAIL PROTECTED]
> wrote:
>the_dawggie <the_dawggie@[EMAIL PROTECTED]
> wrote:
>> Petrol makes me barf, I can't stand the smell of it.
>I can't stand the smell of petrol or diesel, and I was actuially
>saying to my wife last night that I don't know which one is
>worse. They are both disgusting but in different ways.
>> I have an issue for Node about how a diesel engine works.
>> They are more a plunger effect than hit with hammer SI
>> effect. I know that, and it's more than obvious. Athol too
>> should know that. It's one of the most basic facts of diesel
>> engines. Petrol bangs, diesel burns.
>What garbage. The difference is flame propogation speed in a
>controlled burn. Pre-ignition (where the whole lot spontaneously
>explodes and a spark ignition engine sounds like a diesel) is a
>*fault* situation involving explosion instead of controlled burn.
The point I believe is that all the fuel is burnt "at once" in an SI
engine. A CI doesn't typically have all the fuel even in the
combustion chamber when combustion initiates ... that'd be a problem
similar to SI "knock".
Keep in mind _why_ CI engine speeds are limited.
--
/"\ Bernd Felsche - Innovative Reckoning, Perth, Western Australia
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