Originally Posted By: Shannow
As you correctly pointed out Clevy, octane equivalent is the resistance to the air/fuel mixture igniting of it's own volition. Burn rate is due to flame propagation rate which is about the same regardless.
What's strange (logical) is that the part of the burn where the octane counts is towards the end, when the remaining air and fuel has been compressed by the expanding, heating, burned gasses and can "diesel", a phenomonon called "end gas auto-ignition"
Exactly the answer I was looking for
Thanks Shannow,you are incredible wealth of info and an asset to this forum.
As you correctly pointed out Clevy, octane equivalent is the resistance to the air/fuel mixture igniting of it's own volition. Burn rate is due to flame propagation rate which is about the same regardless.
What's strange (logical) is that the part of the burn where the octane counts is towards the end, when the remaining air and fuel has been compressed by the expanding, heating, burned gasses and can "diesel", a phenomonon called "end gas auto-ignition"
Exactly the answer I was looking for
Thanks Shannow,you are incredible wealth of info and an asset to this forum.