FIELD: compressors.
SUBSTANCE: centrifugal compressor incorporates an outer casing with impeller (1) arranged therein, a radial bladeless diffuser (2), a radial blade diffuser (3) and an axial flow straightener (4), an air transfer toroidal chamber (5) arranged at the said flow straightener outlet and an air pressurisation toroidal chamber (6) arranged on the said radial bladeless diffuser ahead of the radial blade diffuser, the air transfer toroidal chamber and the toroidal air pressurisation chamber being connected via, at least, one air duct (7).
EFFECT: high-efficiency and stable operation in a wide operating range.
4 cl, 8 dwg
| Title | Year | Author | Number |
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RU2239098C1 |
