Liquefaction system of gas and ship having the same

摘要

The present invention relates to a gas re-liquefaction system and a ship including the same, comprising: a liquefied part for liquefying boil-off gas using a mixed refrigerant, the liquefied part, a mixed refrigerant compressor for compressing the mixed refrigerant; A re-liquefier for liquefying the boil-off gas by exchanging heat with the mixed refrigerant; And a suction unit that sucks the mixed refrigerant heat-exchanged in the reliquefier through the mixed refrigerant compressed by the mixed refrigerant compressor and decompresses the mixed refrigerant compressed by the mixed refrigerant compressor.