FIELD: engines and pumps.
SUBSTANCE: proposed engine comprises primary channel, duct-burning channel and secondary channel extending, at least partially, into primary flow up to duct-burning channel. The latter comprises nozzle ring incorporating flame stabiliser flute that represents a circular section. Part of the latter section is located upstream in secondary flow and incorporates fuel collector and collector protective tubular screen. Said flute comprises upstream recess communicated with secondary flow. Said screen comprises at least one vent hole, made in its upstream section and between screen and collector.
EFFECT: higher efficiency of cooling.
8 cl, 6 dwg
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