RADIAL DIFFUSER BLADE FOR CENTRIFUGAL COMPRESSORS Russian patent published in 2016 - IPC F04D29/44 

FIELD: machine building.

SUBSTANCE: devices, systems and methods in accordance with exemplary embodiments provide diffusers, for example as part of a turbomachine 300 with the diffuser vanes having S-shaped midline. Such S-shaped center lines defined functions having inflection point.

EFFECT: use of such forms of diffuser vanes leads to performance, in which a part of diffuser vanes arranged near the leading edge is not loaded during operation under design conditions, with the load gradually increases to its maximum value toward the center of the diffuser vanes.

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