nd of air at these mixture ratios as determined fromthe full line curves. In the over-dimensioned engine, parts are designed forthe stresses of full throttle operation at a certain alti-tude and the throttle closed so as not to exceed thispower at lower altitudes. The mixture ratio control… … 13 14 15 16 17 18LBS AIR PER LB. FUEL these conditions, it supplies a mixture too lean for en-gine operation. Moreover, some of the previously men-tioned power loss at full throttle can be offset by an in-crease in compression ratio. A throttled engine can em-ploy a higher ratio with safetv than…
Automobiles · Aeronautics
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