CENTRIFUGAL COMPRESSOR UNIT Russian patent published in 2008 - IPC F04D25/06 F04D29/62 F04D17/12 

FIELD: engines and pumps.

SUBSTANCE: compressor unit includes engine 34, at least, one compressor 44 with driven shaft 54 driven rotor 38 of engine 34 and a set of wheels 46, 48, 50, 52 with blades fitted on driven shaft 54. The system formed by engine 34 and compressor 44 is arranged in common housing 55 sealed against the gas processed by the compressor unit. Unit housing 55 is formed by jointing together elements 55a, 55b of the said housing fastening engine 34 and compression stage of compressor 44. Elements 55a, 55b of housing 55 are rigidly interconnected and sealed. Rotor 38 of engine 34 and driven shaft 54 of compressor 44 are interconnected by a flexible connector 72 arranged in housing 55. The each of every shaft 54 are fixed by end bearing 40, 42, 56.

EFFECT: simplifying the removal of the engine or compression stages from the common housing with the rotor being kept in its housing by its bearings with no harm to its parts.

7 cl, 5 dwg