FIELD: engines and pumps.
SUBSTANCE: proposed method comprises two stages. At the first, fuel feed correction, stage control system malfunction consisting in control signal feed delay is eliminated to allow reducing amplitude of crankshaft rotation variations to tolerable limits. However if does not work, in at least two periods of variations, second stage actuates to feed control signals to actuating electromagnets in counter phase. This decreases amplitude of variations, their frequency, and, hence, automatic cutoff of fuel feed correction function. This cycle allows maintaining rpm variations in tolerable limits. Proposed method allows automatic cutoff (or "miss") of second stage in response to reduced amplitude of harmonic oscillations in idling.
EFFECT: higher efficiency and quality, reduced fuel consumption.
2 cl, 1 dwg
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Authors
Dates
2012-01-27—Published
2010-10-08—Filed