BLADE FOR TURBO MACHINE IMPELLER AND METHOD FOR MODELLING THE SAME Russian patent published in 2020 - IPC F01D5/14 

FIELD: machine building.

SUBSTANCE: disclosed is blade for turbo machine flanged wheel, wherein blade comprises shank, air foil and rim. Shank and the rim have corresponding flanges, each of which forms surface (15) on the side facing the air foil, wherein said surfaces are named respectively by wall of the flange of the shank and wall of the rim flange. Each of said walls of flanges is formed by a part on the delivery side and a part on the suction side located respectively on the delivery side and on the suction side and converging on comb-shaped curve (45, 65). Production of the blade is facilitated, in particular, due to that each point of the first surface, selected from the delivery side and the suction side, and each point of those parts of walls of shank flanges and crown, which are located on the same side as the first surface, has a normal forming an acute angle or a right angle relative to the direction, called the first direction of manufacture.

EFFECT: blade for turbomachine turbine wheel and its simulation method are disclosed.

15 cl, 5 dwg