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Old 02-24-2012, 01:01 AM   #15 (permalink)
mort
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Quote:
Originally Posted by mwebb View Post
it would seem the pressure difference can be attributed to change in the ability of the engine to pump air into the combustion chamber

with a closed throttle as opposed to wide open throttle

with extreme suction throttling losses or almost no suction throttling loss

that difference clearly exceeds 5% .
Hello mwebb,
You are confusing pumping losses with throttling. They aren't the same. Your graph dosen't show any information about pumping losses.
-mort
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