Refrigerator and control method thereof

摘要

A refrigerator comprising a main body which is formed with three or more storage compartments and a cooling unit having a plurality of evaporators corresponding to the respective storage compartments, the cooling unit comprising a refrigerant supply pipe to supply a refrigerant to the plurality of evaporators; a plurality of refrigerant branch pipes which are branched from the refrigerant supply pipe to mount the evaporators thereto, and to at least one of which the plurality of evaporators are connected in series; and a refrigerant connection pipe to connect an outlet of one of the plurality of refrigerant branch pipes and an inlet of the other one of the plurality of refrigerant branch pipes.