A refrigerator and a method for controlling the same. The refrigerator includes a main body; a first storage chamber and a second storage chamber provided in the main body; a first evaporator provided in the first storage chamber, configured to generate cool air; a second evaporator provided in the second storage chamber, configured to generate the cool air; a switching valve configured to supply a refrigerant to at least one of the first evaporator or the second evaporator; and a controller configured to generate a control signal for controlling the switching valve so that the refrigerant supplied to at least one of the first evaporator or the second evaporator is distributed according to a predetermined reference, and lower the temperature of the first storage chamber and the second storage chamber to a predetermined temperature based on the generated control signal.

A refrigerator includes a cabinet configured to be formed with a first storage chamber and a second storage chamber, a first door configured to open and close the first storage chamber, a second door configured to open and close the second storage chamber, a first cooler and a heater configured to adjust the temperature of the first storage chamber, a second cooler configured to adjust a temperature of the second storage chamber, and a controller configured to perform a general operation of the first storage chamber in preference to door load response operation of the second storage chamber, of the general operation of adjusting the temperature of the first storage chamber and the door load response operation of the second storage chamber.

A refrigerator including a main body having a storage chamber and a cold air supply device configured to supply cold air to the storage chamber, wherein the cold air supply device includes a compressor, a condenser configured to condense a refrigerant compressed by the compressor, a flow path switching valve connected to the condenser, a first capillary tube and a second capillary tube connected to the flow path switching valve, respectively, the second capillary tube arranged in parallel with the first capillary tube, and a cluster pipe arranged between the flow path switching valve and the first capillary tube to further condensate the refrigerant pass therethrough. The flow path switching valve is configured to selectively allow the refrigerant received from the condenser to flow into the first capillary tube or the second capillary tube.

A refrigerator and method utilize a door-mounted icemaking system including an icemaking mold, an ice storage bin and a cold wall evaporator disposed proximate the ice storage bin along an interior wall of the door to provide cooling proximate the ice storage bin. In some instances, the cold wall evaporator may be in addition to an icemaking evaporator that provides direct cooling of the icemaking mold, and furthermore, in some instances, the cold wall and icemaking evaporators may be separately controllable to optimize cooling within the door-mounted icemaking system. In addition, in some instances, a hot wall condenser may be used in a door-mounted icemaking system to dissipate heat generated by a refrigeration circuit through an exterior wall of a door. Further, in some instances a reversible refrigeration circuit may be used in connection with an icemaking evaporator to assist in ejecting ice from an icemaking mold.

A method for controlling a refrigerator according to an embodiment of the present invention is characterized in that, when the temperature of a freezing chamber is in a satisfactory temperature range, and a deep-freezing chamber mode is turned on such that a deep-freezing chamber cooling operation is being performed, the refrigerator is controlled to perform a cold air sagging prevention operation in which a fan of the freezing chamber repeatedly starts and stops at regular intervals.

A refrigerator is provided. The refrigerator includes a plurality of refrigerant flow paths, configured to reduce the drift of the refrigerant. The refrigerator includes a refrigeration cycle including a compressor, a condenser, a plurality of refrigerant flow paths branched at a downstream of the condenser, the plurality of refrigerant flow paths each including a pressure reducing device, and an evaporator connected to the plurality of refrigerant flow paths, and a processor including a switching valve configured to individually switch an open or closed state of each of the plurality of refrigerant flow paths, the processor being configured to adjust a flow rate of refrigerant flowing in each of the plurality of refrigerant flow paths by individually duty-controlling an opening and closing time of each of the plurality of refrigerant flow paths by controlling the switching valve.

An ice maker apparatus includes an ice mold having first and second ends spaced apart in a longitudinal direction of the ice mold via opposite, first and second lateral sides. A first recess is formed in the first lateral side of the ice mold. A first thermally insulative cover has a first depression formed therein and is removably attached to the ice mold and disposed adjacent to the first lateral side thereof. The first recess and the first depression collectively define a first passage therebetween. An ice maker evaporator is provided and has a first leg. The first leg is disposed within the first passage.

A refrigerator including a compressor, a condenser, a freezing chamber evaporator, a freezing chamber fan, a defrosting heater, a wine chamber evaporator, a wine chamber fan, a path switching device configured to guide the refrigerant condensed in the condenser to the freezing chamber evaporator in a freezing chamber mode and to guide the refrigerant condensed in the condenser to the wine chamber evaporator in a wine chamber mode, and a controller configured to turn on the defrosting heater to perform a freezing chamber defrosting mode for defrosting the freezing chamber evaporator, to control the path switching device to the wine chamber mode while the temperature of the wine chamber is dissatisfied when the temperature of the wine chamber is dissatisfied in the freezing chamber defrosting mode, and to drive the wine chamber fan.

A refrigerator includes a fresh food compartment and a mullion adjacent the fresh food compartment. The refrigerator further includes an evaporator compartment defining an exterior and an interior and containing an evaporator. The refrigerator also includes a duct in fluid communication with the evaporator compartment at a first end thereof and in communication with a second end adjacent an opening of the fresh food compartment. The duct has a first portion thereof that extends downwardly from the first end and a second portion extending through the mullion.

A method of controlling a refrigerator includes starting a first cooling cycle to cool a first storage compartment by operating a compressor and a first fan, determining whether a start condition of a second cooling cycle to cool a second storage compartment is satisfied, operating a second fan for the second storage compartment when the start condition of the second cooling cycle is satisfied, determining whether an output change condition of the second fan is satisfied while the second fan operates, and changing a speed of the second fan when the output change condition of the second fan is satisfied.