7 NI'I'ION K NO] X E PE li V( > KM A X (' E PRECHAMBER COMPRESSION-IG dispersed, especially at the pressure peaks. The rates cator cards from the other I hive combustion chambers of pressure rise weie obtained by considering the lead- gave trends similar to those shown in figure 8, which ing points… … Engine speed r.p.m. was reduced one-half by an increase in engine speed of FiGUBE 7.—Effect of speed on engine performance. Fuel consumption, 3.0 X 10-4 from 600 to 1,200 r. p. m., primarily because more heat lb./cycle; 12 percent excess air; cylinder head as shown in figure 3 (a); compression was…
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