PARTIAL TURBINE Russian patent published in 1995 - IPC

FIELD: turbine engine engineering. SUBSTANCE: partial turbine has nozzle set with one supplying arc, two rims of working blades between which guide blades are interposed. The concave side of the blades points to the direction of rotation. The guide vanes are shifted with respect to the nozzle set in the direction of rotation. The turbine also has two exhaust passageways, the main passageway being positioned downstream of the first rim and additional one downstream of the second working rim. The working blades of the second rim have S-shaped profile whose outlet edges are shifted in the direction of rotation with respect to the inlet edges. EFFECT: improved design. 3 dwg