[Gasification] ideal wood gas engine

[Bob Stuart]

Also, FWIW, the speed of the flame front having to chase the piston  
is not as significant as it might seem, as the gas charge is also  
chasing the piston.

Bob

On 25-Feb-11, at 2:44 AM, Daniel Chisholm wrote:

> For what it's worth:
> preignition, piston clatter (slap), and pinging are three different  
> things
> pinging is detonation
> a fuel's octane rating is not a measure of its energy content nor  
> of how fast it can be made to burn.  Octane rating is a measure of  
> a fuel's resistance to detonation.  Typically (and  
> counterintuitively) a higher octane fuel is slower burning
> burn rate is not a constant, among other things it depends on  
> pressure and temperature, both of which change as a piston moves  
> and also as a function of how much burning has already happened
>
> -- 
> - Daniel
> Fredericton, NB  Canada
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