The design, construction and test of a direct reading engine indicator (1917)
Tower, Alexander McJunkin, Siegmund, Humphreys Oliver · leaf 28
when the speed was 800 revolutionsper minute. The contactor was not staying on the wire as isindicated by the jags in the fundamental sine curve. The galvanome-ter tests likewise showed that with the increased speed there was adecrease in the readings showing that the contact was not perfect.Table… … ■g Contact 1, Speed 800 r.p.m. mean values it is further evidence that the contact was leaving thewire completely thus reducing the average of the current values.This same contact was tried using different metals for the contactface. Figure 9 shows a steel bob on a German-silver wire at a lowspeed,…
Internal combustion engines · Theses
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
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