CENTRIFUGAL COMPRESSOR, AND CENTRIFUGAL COMPRESSOR MANUFACTURING METHOD Russian patent published in 2013 - IPC F04D29/44 

FIELD: machine building.

SUBSTANCE: centrifugal compressor includes a housing and a shaft. The above shaft is installed so that it can be rotated in the compressor housing. At least one impeller is located in the compressor housing on the shaft. A medium outlet element of certain length in radial direction and axial direction of the centrifugal compressor is installed after the last impeller of the compressor on the medium way in the compressor housing. At that, the medium outlet element has a medium passage. The above passage is spread through a certain angular value in the direction of the centrifugal compressor perimetre. At that, the medium outlet element is made from material with certain structure. The passage is made in the form of an additionally made spatial interruption of substance cohesion of material structure. Centrifugal compressor manufacturing method is described as well.

EFFECT: improved operating and technical characteristics and lower costs for manufacture of a centrifugal compressor.

19 cl, 4 dwg