摘要 |
FIELD: oil-and-gas industry. ^ SUBSTANCE: treatment plant includes connected to compressed gas supply line 1 from raw material compressor 2 adsorption natural gas dehydration block, which includes connected absorbers 4, connected in parallel and filled in with absorbing material. Absorbers 4 connected to the raw gas supply lines 5 and dehydrated gas withdrawal 6, supply lines 7 and withdrawal lines 8 of a gas cooler, and supply lines 9 and withdrawal lines 9 of a gas recovery. The plant also includes gas recycle unit 11-18 and exhaust recycle gas treatment unit, which consists of exhaust recycle gas cleaning unit 19 and membrane separation block 22. A Retentant outlet line 23 of the membrane separation block 22 connected to gas supply line 24 on a booster compressor 25, installed on dehydrated gas outlet line 26, and permeate outlet line 27 connected to the raw gas supply line on a raw material compressor 2. ^ EFFECT: capital and installation costs cutting. ^ 5 cl, 1 dwg |