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公开(公告)号：US20220357079A1
公开(公告)日：2022-11-10
申请号：US17634185
申请日：2020-08-20
Applicant: LG ELECTRONICS INC.
Inventor： Minho SONG , Changho SEO , Kyeongyun KIM , Yongjoo PARK
Abstract: A refrigerating apparatus may include a main body having an interior space in which an article is accommodated, a door configured to open and close an opening of the main body, a compressor configured to compress a non-azeotropic mixed refrigerant, a condenser configured to condense the compressed non-azeotropic mixed refrigerant, a hotline provided at a contact portion between the main body and the door through which the condensed non-azeotropic mixed refrigerant flows, an expander configured to expand the non-azeotropic mixed refrigerant, heat of which is radiated by the hotline, and an evaporator configured to evaporate the expanded non-azeotropic mixed refrigerant to supply cold air to the interior space. According to such structure, even when the non-azeotropic mixed refrigerant is used, a function of the hotline to prevent dew formation may be normally performed with hot refrigerant.
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公开(公告)号：US20170205131A1
公开(公告)日：2017-07-20
申请号：US15405056
申请日：2017-01-12
Applicant: LG ELECTRONICS INC.
Inventor： Seokjun YUN , Changho SEO , Sanggoo PARK , Rajat GOYAL
CPC classification number: F25D11/025 , F25D11/006 , F25D23/066 , F25D29/006 , F25D2400/02
Abstract: A refrigerator includes a main body including a freezing-compartment inner case forming a freezing compartment and a refrigerating-compartment inner case forming a refrigerating compartment, and a heat transfer module including a thermosiphon part having a portion provided in the freezing-compartment inner case and another portion provided in the refrigerating-compartment inner case and having a closed loop in which working fluid for transferring heat flows and a heating member coupled to one side of the thermosiphon part to heat the working fluid. Other configurations are possible.
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公开(公告)号：US20140284025A1
公开(公告)日：2014-09-25
申请号：US14055424
申请日：2013-10-16
Applicant: LG ELECTRONICS INC.
Inventor： Jaehoon SHIN , Heayoun SUL , Changho SEO , Yongjoo PARK
IPC: F25B29/00
CPC classification number: F25B29/003 , F25B41/067 , F25B2341/0661 , F25B2400/01 , F25B2400/073 , F25B2600/2511 , F25B2600/2513 , F25D11/022
Abstract: A refrigerator with a main body including a refrigerating compartment at a temperature higher than a freezing temperature and a freezing compartment at a temperature lower than the freezing temperature, a deep-freezing storage chamber within the main body at a temperature lower than that of the freezing compartment. The refrigerator further includes a compressor, a condenser connected to an outlet-side of the compressor, a first expansion valve connected to an outlet-side of the condenser, a first evaporator connected to an outlet-side of the first expansion valve, and a heater disposed outside the first expansion valve.
Abstract translation: 一种具有主体的冰箱，其具有比冷冻温度高的冷藏室和低于冷冻温度的冷冻室;在低于冷冻温度的温度下，主体内的深冷藏室 隔间 冰箱还包括压缩机，连接到压缩机的出口侧的冷凝器，连接到冷凝器的出口侧的第一膨胀阀，连接到第一膨胀阀的出口侧的第一蒸发器和 加热器设置在第一膨胀阀外部。
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公开(公告)号：US20220373232A1
公开(公告)日：2022-11-24
申请号：US17634917
申请日：2020-08-20
Applicant: LG ELECTRONICS INC.
Inventor： Yongjoo PARK , Changho SEO , Kyeongyun KIM , Minho SONG
Abstract: A refrigerating system may include a compressor configured to compress a non-azeotropic mixed refrigerant, a condenser configured to condense the compressed non-azeotropic mixed refrigerant, a three-way valve configured to branch the non-azeotropic mixed refrigerant condensed by the condenser, a first evaporator configured to supply cold air to a first interior space, a second evaporator configured to supply cold air to a second interior space at a temperature higher than at a temperature of the first interior space, and a capillary tube configured to expand the non-azeotropic mixed refrigerant branched by the three-way valve and supply the expanded non-azeotropic mixed refrigerant to at least one of the first evaporator or the second evaporator. With such features, a high-efficiency refrigerating system to which the non-azeotropic mixed refrigerant is applied may be implemented.
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公开(公告)号：US20250060136A1
公开(公告)日：2025-02-20
申请号：US18939196
申请日：2024-11-06
Applicant: LG ELECTRONICS INC.
Inventor： Minho SONG , Changho SEO , Kyeongyun KIM , Yongjoo PARK
Abstract: A refrigerating apparatus may include a main body having an interior space in which an article is accommodated, a door configured to open and close an opening of the main body, a compressor configured to compress a non-azeotropic mixed refrigerant, a condenser configured to condense the compressed non-azeotropic mixed refrigerant, a hotline provided at a contact portion between the main body and the door through which the condensed non-azeotropic mixed refrigerant flows, an expander configured to expand the non-azeotropic mixed refrigerant, heat of which is radiated by the hotline, and an evaporator configured to evaporate the expanded non-azeotropic mixed refrigerant to supply cold air to the interior space. According to such structure, even when the non-azeotropic mixed refrigerant is used, a function of the hotline to prevent dew formation may be normally performed with hot refrigerant.
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Patent Agency Ranking
公开(公告)号：US20220290904A1
公开(公告)日：2022-09-15
申请号：US17633907
申请日：2020-08-20
Applicant: LG ELECTRONICS INC.
Inventor： Kyeongyun KIM , Changho SEO , Yongjoo PARK , Minho SONG
Abstract: A refrigerating apparatus using a non-azeotropic mixed refrigerant may include a compressor operable in a continuous operation mode and configured to compress the non-azeotropic mixed refrigerant, a condenser configured to condense the refrigerant compressed by the compressor, an expander configured to expand the refrigerant condensed by the condenser, and an evaporator configured to evaporate the refrigerant expanded by the expander. A pressure difference (ΔP) of the non-azeotropic mixed refrigerant has a value included in a range of 340 kPa
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公开(公告)号：US20240200855A1
公开(公告)日：2024-06-20
申请号：US18542027
申请日：2023-12-15
Applicant: LG Electronics Inc.
Inventor： Daekil KANG , Jinho CHANG , Jaehoon SHIN , Wookyung BAIK , Changho SEO , Heejun LEE
IPC: F25D23/02
CPC classification number: F25D23/028 , F25D23/025 , F25D2323/021
Abstract: A refrigerator includes a cabinet in which a refrigerating compartment and a freezing compartment, each of which has an opened front surface, are defined, and a door configured to open and close the refrigerating compartment. The refrigerating compartment door includes a first door rotatably mounted on the cabinet, and a second door provided in front of the first door and configured to rotate in the same direction as the first door so as to open and close at least a portion of a front surface of the first door. The first door includes an ice-making chamber which is defined in the first door and in which an ice maker is accommodated, and a door storage portion provided in front of the ice-making chamber and opened and closed by the second door to store food.
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8.发明申请公开(公告)号：US20220325158A1
公开(公告)日：2022-10-13
申请号：US17633777
申请日：2020-08-20
Applicant: LG ELECTRONICS INC.
Inventor： Changho SEO , Kyeongyun KIM , Yongjoo PARK , Minho SONG
Abstract: A non-azeotropic mixed refrigerant and a refrigerating apparatus using a non-azeotropic mixed refrigerant are provided. The non-azeotropic mixed refrigerant may include isobutane and propane. The non-azeotropic mixed refrigerant may be provided in a weight ratio of 50%≤isobutane≤90%. Therefore, high efficiency may be obtained in a refrigerating system using the non-azeotropic mixed refrigerant.
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公开(公告)号：US20220290900A1
公开(公告)日：2022-09-15
申请号：US17634492
申请日：2020-08-20
Applicant: LG ELECTRONICS INC.
Inventor： Yongjoo PARK , Changho SEO , Kyeongyun KIM , Minho SONG
Abstract: A method for controlling a refrigerating system using a non-azeotropic mixed refrigerant is provided. The refrigerating system may include a first evaporator configured to supply cold air to a freezer compartment located upstream and a second evaporator configured to supply cold air to a refrigerating compartment located downstream, based on a flow direction of the non-azeotropic mixed refrigerant. The method may include a first operation comprising operating a compressor, a freezer compartment fan to blow air to the first evaporator, and a refrigerating compartment fan to blow air to the second evaporator; a second operation comprising when the freezer compartment reaches a target temperature or the refrigerating compartment reaches a target temperature, continuously operating the compressor, and stopping the freezer compartment fan or the refrigerating compartment fan corresponding to one of the freezer compartment or the refrigerating compartment that reaches the target temperature; and a third operation comprising when both the freezer compartment and the refrigerating compartment reach the target temperatures, turning off both of the refrigerating compartment fan and the freezer compartment fan and stopping the compressor.
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公开(公告)号：US20200011583A1
公开(公告)日：2020-01-09
申请号：US16487729
申请日：2018-01-02
Applicant: LG Electronics Inc.
Inventor： Seokjun YUN , Changho SEO , Younghoon YUN
Abstract: A refrigerator includes a cabinet, a first inner case that defines a freezing compartment, a second inner case that defines a refrigerating compartment, a thermal siphon unit that is configured to carry a working fluid for heat transfer and that has a closed loop shape that includes a first part arranged at an outer side of the first inner case and a second part arranged at an outer side of the second inner case, and a cool air storage unit arranged in a space partitioned in the first inner case. The cool air storage unit is configured to accommodate cool air of the freezing compartment and transfer the cool air to the first part of the thermal siphon unit arranged outside of the first inner case.
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