An integrated thermal superconducting plate heat exchanger and a manufacturing method thereof. The integrated thermal superconducting plate heat exchanger comprises a heat exchange plate of a composite plate structure, a fluid pipe having a certain structure shape and a thermal superconducting pipe having a certain structure shape are formed in the heat exchange plate; two ends of the fluid pipe are formed with openings; and the thermal superconducting pipe is an enclosed pipe and is filled with a heat transfer working medium therein.

A roll-bonded evaporator is formed from a first sheet and a second sheet roll bonded together in face to face relationship with a conductive heater located between the sheets. A refrigerant passageway system is formed in unwelded areas where the first and second sheets are not roll bonded to one another thereby defining a refrigerant channel, a refrigerant inlet and a refrigerant outlet. A heater is preferably formed with a first end and a second end located between the refrigerant inlet and the refrigerant outlet at a proximate end of the evaporator. Alternatively, the conductive heater is formed in a path having the second end located at the distal end of the evaporator and passing through the first sheet at the distal end.

A roll bond plate evaporator structure is disclosed. The roll bond plate evaporator structure includes a heat dissipation member, at least one inlet and at least one outlet. The heat dissipation member is composed of a first plate body and a second plate body, which are correspondingly mated with each other. The first and second plate bodies together define a flow way. A working fluid is filled in the flow way. The inlet is formed at one end of the heat dissipation member in communication with the flow way and the outlet is formed at the other end of the heat dissipation member in communication with the flow way.

A refrigerator includes a cabinet, an evaporator, an evaporator cover module defining an evaporator cover module, a cold air supply module configured to communicate with an upper end of the evaporator cover module, the cold air supply module including a discharge port, and a blower fan. The cold air supply module includes a lower passage configured to communicate with the evaporator cover module, and an upper passage configured to communicate with the discharge port. The cold air supply module defines a communication hole at a position where the upper passage and the lower passage overlap each other, and the blower fan is located at the communication hole to cause suction of cold air from the heat-exchange space and discharge of cold air to the discharge port.

A refrigerator having an improved structure that enhances the cooling efficiency. The refrigerator includes a main body, a storage compartment formed inside the main body, and a cold air supplier to supply cold air to the storage compartment, the cold air supplier including a compressor compressing a refrigerant, a condenser condensing the compressed refrigerant, a decompressor expanding the condensed refrigerant, an evaporator disposed at a rear of the storage compartment to evaporate the expanded refrigerant, and a refrigerant moving tube connecting the evaporator to the compressor through which the evaporated refrigerant is moved to the compressor so that the refrigerant is recirculated, wherein the evaporator includes a case, a refrigerant tube disposed inside the case such that the refrigerant introduced into the evaporator flows therethrough, and connected to the refrigerant moving tube at an inside of the case, and a heat insulating material filling the inside of the case to cover where the refrigerant tube and the refrigerant moving tube are connected to each other.

A refrigerator a duct arranged to partition an inner space of a storage chamber body into a storage chamber and an air flow channel, wherein the duct has an ejection hole defined therein; a roll-bond evaporator disposed in the air flow channel, wherein the roll-bond evaporator has a top and a bottom, a left end and a right end; a blowing fan configured to draw air from the storage chamber to blow the air into the air flow channel; and a defrost sensor closer to one of the top and bottom than the other of the top and the bottom, wherein said one is closer to the blowing fan than the other, wherein the sensor is closer to one of the left end and the right end than the other of the left end and the right end.

Disclosed are an evaporator, a refrigerator using the evaporator, and a method for controlling the refrigerator. The evaporator includes a refrigerant evaporation unit in which a flow passage where a refrigerant evaporates is formed, and a phase change material (PCM) accommodation unit that is coupled to the refrigerant evaporation unit and accommodates the PCM whose phase is changed according to latent heat absorbed by the refrigerant, wherein the PCM is brought into direct contact with an outer surface of the refrigerant evaporation unit inside the PCM accommodation unit.

A roll-bonded evaporator is formed from a first sheet and a second sheet roll bonded together in face to face relationship with a conductive heater located between the sheets. A refrigerant passageway system is formed in unwelded areas where the first and second sheets are not roll bonded to one another thereby defining a refrigerant channel, a refrigerant inlet and a refrigerant outlet. A heater is preferably formed with a first end and a second end located between the refrigerant inlet and the refrigerant outlet at a proximate end of the evaporator. Alternatively, the conductive heater is formed in a path having the second end located at the distal end of the evaporator and passing through the first sheet at the distal end.

An evaporator includes an inlet in a lower manifold, an outlet in an upper manifold, and a multiport tube extending between the lower manifold and the upper manifold. The multiport tube provides a flow path between the lower manifold and the upper manifold. One of the outer side walls of the multiport tube is provided with a first evaporator section with a first heat receiving surface and a second evaporator section with a second heat receiving surface, the first and second evaporator sections passing a heat load received via the respective first and second heat receiving surfaces to a fluid in said multiport tube. The first and second heat receiving surfaces form an angle with each other to align with and contact different surfaces of an object to be cooled.

A refrigerator a duct arranged to partition an inner space of a storage chamber body into a storage chamber and an air flow channel, wherein the duct has an ejection hole defined therein; a roll-bond evaporator disposed in the air flow channel, wherein the roll-bond evaporator has a top and a bottom, a left end and a right end; a blowing fan configured to draw air from the storage chamber to blow the air into the air flow channel; and a defrost sensor closer to one of the top and bottom than the other of the top and the bottom, wherein said one is closer to the blowing fan than the other, wherein the sensor is closer to one of the left end and the right end than the other of the left end and the right end.