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Old 10-02-2011, 03:39 PM   #6 (permalink)
redyaris
Master EcoModder
 
Join Date: Jan 2010
Location: Alberta Canada
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redyaris - '07 Toyota Yaris
Team Toyota
90 day: 45.54 mpg (US)

Gray - '07 Suzuki GS500 F
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streamliner1 - '83 Honda VT500 streamliner
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An other way to think about it is that at Wide Open Throatle the pumping loses are the lowest but the fuel consumed is the greatest. Whereas at idle the pumping loses are the greatest and the fuel consumed is the lowest. In spark ignition gas engines the throatle plate controls the mass of air/fuel the combustion chamber sees... to evercome resistance; rolling, aero...
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