FIELD: engines and pumps.
SUBSTANCE: proposed blade comprises root to support vane with end and lateral surfaces, namely, back. Blade back top has extending edge arranged between blade top and back top. Back end surface and top form edge mean angle of 90° to facilitate flow separation at said edge. Others invention of proposed set relate to turbine with said blade and to gas turbine engine with said turbine.
EFFECT: higher gas turbine engine efficiency.
9 cl, 11 dwg
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