Power Output and Air Requirements of a Two-stroke Cycle Engine for Aeronautical Use (1927)
NASA Technical Reports Server (NTRS) · leaf 10
9 POWEB Ol'TPUT AND AIR REQUIREMENTS OF A TWO-STROKE CYCLE ENGINE net is being developed or approximately 45 per cent more power than when operated on the four-Stroke cycle. It is noteworthy, however, that the specific fuel consumption is increased i 10 O 9> 2 3 4 5 6 Air supply pressure,… … Observed 8HP. of engine Observed B.HP. of engine Fig. u Fig. 10 corresponding four-stroke cycle engine. Estimated power required to supply the necessary scav- enging air has been subtracted from the observed brake horsepower of the engine in arriving at the net values given above.
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