Hydraulics of Fuel-Injection Pumps for Compression-ignition Engines (1932)
NASA Technical Reports Server (NTRS) · leaf 42
increase in discharge-orifice area. ing the fuel onto a target attached to the flywheel of This is rather difl&cult to explain, unless with the the engine. They claimed that this type of pump larger orifices the initial discharge was not of suflS- would give injection characteristics that were… … Figure 31.—Fuel pump used by Matthews probably more of a wave phenomenon than a displacement phenomenon. The lag (fig. 32) is released by a cam with a radial drop. Their results virtually independent of engine speed, varying from showed that the time of injection for a constant stroke 0.0013 second…
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