REFRIGERATING UNIT TURBO COMPRESSOR Russian patent published in 2019 - IPC F25B1/00 

Abstract RU 2698988 C1

FIELD: compressor building.

SUBSTANCE: invention relates to the field of compressor building, namely, to the multiplying centrifugal compressors operating in the cold process plants. Turbocharger of refrigerating plant includes housing 2 of working stage 1, connected to suction pipeline 3 of gas system of refrigerating plant, multiplier 5, frame-oil tank 8 interconnected with inner cavity 11 of multiplier 5 through drain branch pipe 7, and annular chamber 9 of oil separation arranged coaxially to working stage 1 and communicated with it and through siphon and breathing pipelines 13, 11 with oil tank frame 8. Multiplier 5 communicates with annular chamber 9 via equalizing line 15 with fittings 16.

EFFECT: invention allows improving operating reliability of turbo-compressor of refrigerating unit due to reduction of possibility of oil and its vapors penetration into working stage of turbo-compressor, and also reduction of possibility of thermal deformation of housing of turbo-compressor.

3 cl, 1 dwg

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RU 2 698 988 C1

Authors

Dubinin Vladimir Borisovich

Ferafontov Igor Vasilevich

Mustafin Ravil Ilgizarovich

Dates

2019-09-02Published

2019-04-04Filed