Increasing the Air Charge and Scavenging the Clearance Volume of a Compression-Ignition Engine (1934)
NASA Technical Reports Server (NTRS) · leaf 7
lve port. boost and with valve overlap. The limit of the clear-exhaust range, as used in the Figure 5 shows the effect of boosting a compression- discussion, was that marked by the first appearance of ignition engine with normal valve timing. The curves short flashes of flame or of a slight haze.… … O 1.0 2.0 3.0 4.0 5.0xl0-4 effect on the combustion characteristics. Fuel quantity, fb./cyc/e Figure 6 shows the increase in engine performance Figure 5.—Porforraauce obtained with and without boost pressure (normal valve with clear exhaust obtained by scavenging the com- timing, speed 1,500…
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