FIELD: engines and pumps.
SUBSTANCE: turbine wheel comprises turbine blades (20) shaped aerodynamic part (102). Said aerodynamic shape has rated profile corresponding to data cited in the tables 1 through 11 wherein distances X, Y, Z and R are given in inches and the tables 1' through 11' wherein said distances are given in centimetres. Magnitudes if coordinates X and Y are smoothly connected by arc with radius R to make profile cross-section of said shaped part at every distance Z. Profile cross-section at distances Z are smoothly interconnected to produce a complete aerodynamic shape.
EFFECT: higher efficiency and bearing capacity of the blade of aerodynamic part and the blade on the whole.
10 cl, 3 dwg, 22 tbl
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Authors
Dates
2014-06-10—Published
2010-03-26—Filed