Lg Electronics Inc.

Namsoo Cho

Myungjin Chung

Jangseok Lee

Hosan Kim

Youngseung Song

Jaewon Eom

Minkyu Oh

Hyoungkeun Lim

Jihyun Im

Jindong Kim

Sungwook Kim

Sangbok Choi

Sunam Chae

Sunghee Kang

Kyunghun Cha

Sangbong Lee

Yonghyeon Cho

Namgyo Lee

Namgi Lee

Sung Jhee

Kyongbae Park

Kangsoo Byun

Jeongwon Park

Yonghun Suh

A refrigerator of the present embodiment includes: a cabinet having a storage compartment; a cooling apparatus which operates to cool the storage compartment; a temperature sensor for sensing a temperature of the storage space at a set time interval; and a controller for controlling the cooling apparatus, wherein the controller adjusts an output of the cooling apparatus on the basis of at least one of a first factor which is a difference value between a previous temperature of the storage compartment and a current temperature of the storage compartment and a second factor which is a difference value between a predetermined set temperature and a current temperature of the storage compartment, and adjusts the set time interval on the basis of at least one of the first factor and the second factor.

Refrigerator and method for controlling same

According to the present disclosure, a method for controlling a refrigerator includes operating a cooling device at a previously-determined output for cooling a storage space; measuring, by a temperature sensor, a temperature of the storage space in unit times; determining a representative temperature of the storage space based on the temperature measured by the temperature sensor, and determining whether the determined representative temperature of the storage space falls within a convergence temperature range, when an output change time is reached after the output of the cooling device is previously determined; maintaining the output of the cooling device or determining the output of the cooling device according to one of a plurality of methods including a first method and a second method when the representative temperature of the storage space falls within the convergence temperature range, and determining the output of the cooling device according to the second method when the representative temperature of the storage space is out of the convergence temperature range; and operating the cooling device at the determined output.

Refrigerator and method of controlling the same

A method of controlling a refrigerator including a cold air generator and a cold air transmission unit includes, when a temperature of the storage compartment becomes equal to or greater than a first reference temperature, operating the cold air generator with predetermined cooling power and turning on and operating the cold air transmitter with predetermined output, upon determining that the temperature of the storage compartment becomes equal to or less than a second reference temperature lower than the first reference temperature, turning off the cold air transmitter, and, upon determining that the temperature of the storage compartment becomes equal to or greater than the first reference temperature, turning on the cold air transmitter again, wherein a controller determines operation output of the cold air transmitter based on the cooling power of the cold air generator.

A method for controlling a refrigerator, includes turning off a cold air transmission unit as a temperature of a storage compartment becomes equal to or less than a second reference temperature while a cold air generator is operated, turning on the cold air transmission unit, upon determining that the temperature of the storage compartment is equal to or greater than a first reference temperature which is greater than the second reference temperature, and calculating, by a controller, an operating ratio of the cold air transmission unit based on ON and OFF time of the cold air transmission unit, determining an output of the cold air transmission unit based on the operating ratio of the cold air transmission unit, and operating the cold air transmission unit with the determined output, upon determining that the temperature of the storage compartment is equal to or less than the second reference temperature.

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.

Refrigerator and method of controlling a refrigerator

A method for controlling a refrigerator includes determining whether an ice bin accommodated in an ice making compartment that receives cold air from the first storage compartment is full of stored ice, determining, by a controller, whether an algorithm that prevents the ice stored in the ice bin from melting needs to be performed upon determining that the ice bin is full, and performing the algorithm.

A method of controlling a refrigerator may include operating a first cooling cycle for a first storage compartment to drive a compressor and operating a first cooling fan for cooling the first storage compartment, and switching to a second cooling cycle for cooling a second storage compartment to drive the compressor and operating a second cooling fan for cooling the second storage compartment when a stop condition of the first cooling cycle is satisfied. The method may also include switching to a third cooling cycle for cooling the first storage compartment to drive the compressor and operating the first cooling fan when a stop condition of the second cooling cycle is satisfied.

Refrigerator and method for controlling the same

A control method for a refrigerator comprises driving a first cooling fan to cool a first storage chamber; adjusting a damper to cause cold air to simultaneously flow through first and second cold-air passages; adjusting a damper to reduce the opening angle of the first cold-air passage, when the temperature of a high-temperature chamber reaches a value smaller than or equal to a second reference temperature for the high-temperature chamber; adjusting a damper to reduce the opening angle of the second cold-air passage, when the temperature of a low-temperature chamber reaches a value smaller than or equal to a second reference temperature for the low-temperature chamber; and driving a second cooling fan to cool a second storage chamber. When a predetermined time elapses or the sensed temperature of the high-temperature chamber reaches a first set temperature, the damper is adjusted to increase the opening angle of the first cold-air passage.

Control method for refrigerator

A control method for a refrigerator comprises: sensing a temperature of a first storage chamber; increasing an output of a first cooling fan if the temperature reaches a value greater than or equal to a second reference temperature; reducing the output of the first cooling fan if the temperature reaches a value less than or equal to a first reference temperature; increasing the output of the first cooling fan if a first reference time has passed after the temperature has reached the value or if the temperature reaches a first setting temperature between the first reference temperature and the second reference temperature; and reducing the output of the first cooling fan if a second reference time has passed after the output of the first cooling fan has been changed, or if the temperature reaches a preset second setting temperature between the first setting temperature and the first reference temperature.

Refrigerator and control method therefor

Provided are a refrigerator and a method for controlling the same. The refrigerator includes a cabinet defining a storage compartment, a door selectively opening or closing the storage compartment, a heater disposed in the cabinet or door to prevent dew from being formed on a surface of the cabinet or door, a refrigerator temperature sensor detecting a temperature of the storage compartment of the refrigerator, and a control unit adjusting an operation factor or output of the heater on the basis of a temperature value detected by the refrigerator temperature sensor.

A refrigerator and a method for controlling a refrigerator, including a plurality of compressors and a plurality of evaporators disposed on inlet-sides of the plurality of compressors to supply cool air to a refrigerating compartment and a freezing compartment includes determining whether a temperature of the refrigerating compartment belongs to a refrigerating compartment satisfaction range, determining an indoor temperature when the temperature of the refrigerating compartment does not belong to the refrigerating compartment satisfaction range, and determining whether a load corresponding operation condition is satisfied when the determined indoor temperature belongs to a set range. When the load corresponding operation condition is satisfied, a simultaneous operation of the refrigerating compartment and the freezing compartment is performed, and when the load corresponding operation condition is not satisfied, a cooling operation of the refrigerating compartment is performed.

Refrigerator and method for controlling a refrigerator

A refrigerator is provided that may include at least one compressor that compresses a refrigerant, a condenser that condenses the refrigerant compressed in the at least one compressor, a refrigerant tube that guides the refrigerant condensed in the condenser, a plurality of evaporation passages, in which expansion devices may be respectively disposed, the plurality of evaporation passages branching from the refrigerant tube, a flow adjuster disposed in the refrigerant tube to supply the refrigerant into at least one evaporation passage of the plurality of evaporation passages, a plurality of evaporators, respectively, connected to the plurality of evaporation passages to evaporate the refrigerant decompressed in the plurality of expansion devices, and a liquid refrigerant supply device disposed at an outlet-side of the condenser to separate a liquid refrigerant of the refrigerant heat-exchanged in the condenser, thereby supplying the liquid refrigerant into the flow adjuster.

Refrigerator

A refrigerator includes a compressor compressing a refrigerant, a condenser condensing the refrigerant compressed in the compressor, a refrigerant tube guiding a flow of the refrigerant condensed in the condenser, an expansion device decompressing the refrigerant condensed in the condenser, and an evaporator evaporating the refrigerant decompressed in the expansion device. The evaporator includes an evaporation tube through which the refrigerant decompressed in the expansion device flows, a coupling tube through a refrigerant heat-exchanged with the refrigerant of the evaporator flows, and a heat-exchange fin coupled to the evaporation tube and the coupling tube.

Growing community of inventors

Seoul, South Korea

Namsoo Cho