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公开(公告)号：US10197324B2
公开(公告)日：2019-02-05
申请号：US14532698
申请日：2014-11-04
Applicant: LG Electronics Inc.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung , Minkyu Oh
Abstract: A refrigerator and a method for controlling the same may be provided. The refrigerator includes a compressor, a condenser condensing the refrigerant compressed in the compressor, a refrigerant tube for guiding the refrigerant condensed in the condenser, a flow adjustment part coupled to the refrigerant tube to divide the refrigerant into a plurality of refrigerant passages, a plurality of expansion devices respectively disposed in the plurality of refrigerant passages to decompress the refrigerant condensed in the condenser, a plurality of evaporators evaporating the refrigerant decompressed in the plurality of expansion devices, and a supercooling heat exchanger disposed at an outlet-side of the condenser to supercool the refrigerant. The refrigerant supercooled in the supercooling heat exchanger may be introduced into the flow adjustment part.
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公开(公告)号：US09644887B2
公开(公告)日：2017-05-09
申请号：US14337691
申请日：2014-07-22
Applicant: LG ELECTRONICS INC.
Inventor： Myungjin Chung , Hyokeun Park , Jangseok Lee , Sangbong Lee , Hyoungkeun Lim
CPC classification number: F25D29/005 , F25B2700/21174 , F25B2700/21175 , F25D11/022 , F25D17/062 , F25D17/067 , F25D2700/10
Abstract: A heat exchanger assembly, a refrigerator, and a method of controlling a refrigerator are provided. The heat exchanger assembly may include a heat exchanger provided on or at a side of a refrigerator body, the heat exchanger including a refrigerant tube, in which a refrigerant may flow, and at least one heat exchange fin, in which the refrigerant tube may be inserted, a temperature sensor disposed on or at an inlet-side or an outlet-side of the heat exchanger to detect a temperature of the refrigerant, and a sensor holder to fix a guide tube disposed on or at an inlet-side or outlet-side of the refrigerant tube and the temperature sensor in a state in which the guide tube is in contact with the temperature sensor.
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公开(公告)号：US09897365B2
公开(公告)日：2018-02-20
申请号：US13625353
申请日：2012-09-24
Applicant: LG ELECTRONICS INC.
Inventor： Sangbong Lee , Younghoon Yun , Chandra Sheker Gangwar , Taehee Lee , Sangoh Kim
CPC classification number: F25D11/025 , F25B27/00 , F25B2600/2515 , F25B2600/2519 , F25B2700/15 , F25D17/02 , F25D19/006 , F25D19/04 , F25D2400/40
Abstract: A refrigerator may include a body having a freezing chamber and a refrigeration chamber, a cooling circuit for cooling the freezing chamber and the refrigeration chamber, and a power source for supplying power to the cooling circuit. The refrigerator may further include a thermosyphon provided between the freezing chamber and refrigerating chamber. A control circuit may be connected to the thermosyphon to control a flow of refrigerant in the thermosyphon. The control circuit may include a valve provided on a circulation path of the thermosyphon, a electrical power storage device connected between the power source and the valve, and a switching circuit provided between the valve and the electrical power storage device. When the power source does not supply power to the cooling circuit, the control circuit may operate the thermosyphon using power stored in the electrical power storage device.
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公开(公告)号：US09857103B2
公开(公告)日：2018-01-02
申请号：US14531426
申请日：2014-11-03
Applicant: LG ELECTRONICS INC.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung , Minkyu Oh , Youngsu Jeong , Younggyu An
CPC classification number: F25B5/02 , F25B40/02 , F25B43/003 , F25B2400/05 , F25B2600/01 , F25B2600/2511 , F25B2700/02 , F25D11/022 , F25D21/04 , F25D23/02
Abstract: The refrigerator includes a compressor compressing a refrigerant, a condenser condensing the refrigerant compressed in the compressor, and a dryer in which the refrigerant condensed in the condenser is introduced. The dryer removes impurities or moisture of the refrigerant. A flow adjustment part is provided on an outlet-side of the dryer to switch or control a flow direction of the refrigerant. A plurality of evaporators is connected to the flow adjustment part, and the plurality of evaporators includes a first evaporator and a second evaporator. A first refrigerant passage extends from the flow adjustment part to the first evaporator, and a second refrigerant passage extends from the flow adjustment part to the second evaporator. A guide tube extends from the dryer to one side of at least one evaporator of the plurality of evaporators to guide the refrigerant to be cooled.
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公开(公告)号：US09816741B2
公开(公告)日：2017-11-14
申请号：US14531065
申请日：2014-11-03
Applicant: LG Electronics Inc.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung
CPC classification number: F25B49/02 , F25B5/02 , F25B49/005 , F25B2600/0251 , F25B2600/2507 , F25B2600/2515 , F25B2700/2117 , F25D29/00
Abstract: A refrigerator and a method for controlling a refrigerator are provided. The method may include driving a refrigerating cycle including a first evaporator and a second evaporator by activating at least one compressor, supplying refrigerant to the first and second evaporators by controlling a flow adjuster, recognizing whether the refrigerant is unequally introduced into the first or second evaporator, by sensing a temperature of the first or second evaporator through at least one temperature sensor, reducing supply of the refrigerant to the first or second evaporator into which the refrigerant is unequally introduced, by adjusting the flow adjuster, storing information about an operation time of the flow adjuster, recognizing whether the at least one temperature sensor has malfunctioned, and determining an operation time of the flow adjuster according to whether the at least one temperature sensor has malfunctioned.
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Patent Agency Ranking
公开(公告)号：US09777956B2
公开(公告)日：2017-10-03
申请号：US14532191
申请日：2014-11-04
Applicant: LG Electronics Inc.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung , Minkyu Oh , Namsoo Cho
CPC classification number: F25D11/022 , F25B5/02 , F25B6/04 , F25B49/02 , F25B2400/16 , F25B2400/23 , F25B2600/01 , F25B2600/2511 , F25B2700/21174 , F25B2700/21175
Abstract: 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.
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公开(公告)号：US09746226B2
公开(公告)日：2017-08-29
申请号：US14531223
申请日：2014-11-03
Applicant: LG ELECTRONICS INC.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung , Minkyu Oh , Namsoo Cho
CPC classification number: F25B49/02 , F25B1/005 , F25B1/10 , F25B5/02 , F25B39/02 , F25B40/00 , F25B2600/0251 , F25B2600/2507 , F25B2700/2117 , F25D11/022 , F25D29/00 , Y02B40/32
Abstract: 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.
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公开(公告)号：US10041716B2
公开(公告)日：2018-08-07
申请号：US15030038
申请日：2015-06-18
Applicant: LG ELECTRONICS INC.
Inventor： Sangbong Lee , Hyoungkeun Lim , Myungjin Chung
Abstract: Provided is a refrigerator. The refrigerator includes a main body including a refrigerating compartment and a freezing compartment, a machine room defined in a lower portion of the main body and in which a base is disposed, a compressor placed on the base to compress a refrigerant, a condenser placed on the base, the condenser being disposed at one side of the compressor, a valve device into which the refrigerant condensed in the condenser is introduced, the valve device including a plurality of discharge parts for discharging the refrigerant, a plurality of expansion devices connected to the plurality of discharge parts, and a plurality of evaporators including a first evaporator and a second evaporator which are connected to the plurality of expansion devices. The valve device is disposed inclined at a set angle toward one discharge part of the plurality of discharge parts with respect to a virtual line that is perpendicular to the base.
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公开(公告)号：US09982927B2
公开(公告)日：2018-05-29
申请号：US14531431
申请日：2014-11-03
Applicant: LG ELECTRONICS INC.
Inventor： Sangbong Lee , Jangseok Lee , Hyoungkeun Lim , Myungjin Chung
IPC: F25D17/06 , F25B39/02 , F25B49/02 , F25B5/02 , F25D11/02 , F25D29/00 , F25B1/00 , F25D11/00 , F25B1/10
CPC classification number: F25B49/02 , F25B1/005 , F25B1/10 , F25B5/02 , F25B2600/01 , F25B2600/0251 , F25B2600/2507 , F25D11/00 , F25D11/022 , F25D29/00 , F25D2700/12 , Y02B40/32
Abstract: Provided are a refrigerator and a method of controlling the refrigerator. The method includes driving a refrigerating cycle that includes a first evaporator and a second evaporator by activating a compressor and simultaneously supplying cold air to a refrigerator compartment and a freezer compartment by supplying refrigerant to the first and second evaporators according to the driving of the refrigerating cycle. The method may further include preventing the refrigerant from being introduced into the second evaporator by more than a first prescribed amount by increasing, for a first prescribed amount of time, a flow rate of the refrigerant supplied to the first evaporator; and preventing the refrigerant from being introduced into the first evaporator by more than a second prescribed amount by increasing, for a second prescribed amount of time, a flow rate of the refrigerant supplied to the second evaporator.
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公开(公告)号：US09933188B2
公开(公告)日：2018-04-03
申请号：US14453324
申请日：2014-08-06
Applicant: LG ELECTRONICS INC.
Inventor： Hyoungkeun Lim , Sangbong Lee , Jangseok Lee , Myungjin Chung
CPC classification number: F25B5/02 , F25B1/10 , F25B41/062 , F25B49/02 , F25B2341/0661 , F25B2600/112 , F25B2600/21 , F25B2600/2511 , F25D11/022 , Y02B30/743 , Y02B40/32
Abstract: Provided are a refrigerator and a control method thereof. The refrigerator includes a compressor, a condenser, a refrigerant tube guiding a flow of the refrigerant condensed in the condenser, a plurality of expansion devices, a plurality of evaporators including first and second evaporators to evaporate the refrigerant decompressed in the plurality of expansion devices, a plurality of first evaporation passages in which a portion of the plurality of expansion devices is disposed, the plurality of first evaporation passages guiding introduction of the refrigerant into the first evaporator of the plurality of evaporators, a second evaporation passage in which the other portion of the plurality of expansion devices is disposed, the second evaporation passage guiding introduction of the refrigerant into the second evaporator and a flow adjusting unit to branch the refrigerant into the plurality of first evaporation passages and the second evaporation passage.
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