Processing apparatus of associated gas is applied to to LNG cold energy

The utility model provides a processing apparatus of associated gas is applied to to LNG cold energy, separator and compressor are connected, and compressor and the 6th heat exchanger are connected, and the 6th heat exchanger and flash column are connected, and the flash column is connected with the second heat exchanger and first heat exchanger is connected, and first heat exchanger and second heat exchanger are connected with the domethanizing column, and the domethanizing column is connected with the 6th heat exchanger, and the export of domethanizing column reboiler is linked together with third heat exchanger E3, and domethanizing column and deethanizer are connected, the deethanizer is connected with the fourth heat exchanger, and the deethanizer is connected with the 5th heat exchanger, first heat exchanger, second heat exchanger that the gaseous entering of LNG is established ties in proper order, the third heat exchanger, fourth heat exchanger and the 5th heat exchanger have used 5 heat exchangers in proper order, and with LNG cold energy make full use of, the reboiler of domethanizing column and the reboiler of deethanizer, condenser all carry out the heat transfer with LNG, have reduced the use of electric energy, heat energy, and very big reduction economy invests in.