FIELD: engines and pumps.
SUBSTANCE: turbine blade has wall (30, 32), first channel (36) to feed first medium (M1) and second channel (38) to feed second medium (M2) to blade (20) independently of first medium (Ml). Blade (20) has at least one chamber (40) to mix aforesaid media (M1, M2), arranged inside the blade or in blade wall (30, 32) and communicated with each of two channels (36, 38) via pipeline (42, 44). To discharge mix from chamber (40) at least one outlet channel (46) communicated with chamber (40) enters hot gas chamber (46). Chamber (40) and/or discharge channel (46) are at least partially limited or formed by insert (50) arranged in wall (30, 32).
EFFECT: simplified fabrication at reduced costs.
26 cl
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