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公开(公告)号：US20210231352A1
公开(公告)日：2021-07-29
申请号：US17134747
申请日：2020-12-28
Applicant: LG ELECTRONICS INC.
Inventor： Kakjoong KIM , Chiwoo SONG , Ilyoong SHIN , Yongcheol SA
Abstract: An air conditioning apparatus may include an outdoor unit through which a first fluid, such as refrigerant circulates, an indoor unit through which a second fluid, such as water circulates, a heat exchange device which is configured to connect the outdoor unit to the indoor unit and in which the first fluid and the second fluid are heat-exchanged with each other, first to third inner tubes configured to connect the outdoor unit to the heat exchange device, and a heat storage unit connected to the first to third inner tubes.
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公开(公告)号：US20200263889A1
公开(公告)日：2020-08-20
申请号：US16757948
申请日：2019-07-10
Applicant: LG ELECTRONICS INC.
Inventor： Youngjoo SHIN , Jaewon LEE , Ilyoong SHIN
Abstract: An air conditioning system according to an embodiment may include an outdoor unit including a compressor; at least one distributor connected to the outdoor unit and including a condenser and an evaporator that exchange heat between a refrigerant and water with each other; a plurality of heating pipes in communication with the condenser; a plurality of cooling pipes in communication with the evaporator; a plurality of fan coil units connected to the heating pipes or the cooling pipes; and a controller configured to perform a heating pipe search operation for matching a portion of the plurality of fan coil units with the plurality of heating pipes, and a cooling pipe search operation for matching another portion of the plurality of fan coil units with the plurality of cooling pipes, in parallel.
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公开(公告)号：US20170089621A1
公开(公告)日：2017-03-30
申请号：US15220138
申请日：2016-07-26
Applicant: LG ELECTRONICS INC.
Inventor： Donghwi KIM , Junseong PARK , Ilyoong SHIN
Abstract: An air conditioner system including a compressor, a condenser, an expander, an evaporator, and a bypass pipeline that guides the evaporated refrigerant from the evaporator to the condenser, wherein the bypass pipeline includes: a first bypass pipe configured to guide at least some of the evaporated refrigerant from the evaporator to the condenser; a second bypass pipe attached to the first bypass pipe to allow heat exchange between refrigerant in the condenser and refrigerant therein; and a third bypass pipe coupled to the second bypass pipe to guide the refrigerant from the second bypass pipe out of the condenser.
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公开(公告)号：US20230003399A1
公开(公告)日：2023-01-05
申请号：US17778477
申请日：2020-08-26
Applicant: LG ELECTRONICS INC.
Inventor： Jisung LEE , Yongcheol SA , Chiwoo SONG , Ilyoong SHIN
Abstract: An air conditioning system and a method for controlling an air conditioning system are provided. The air conditioning system may determine loads for each indoor unit of a plurality of indoor units considering capacities of the plurality of indoor units, a length of an indoor unit pipe connected from a pump to each indoor unit, and map the plurality of indoor units and a plurality of pumps based on the determined loads.
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公开(公告)号：US20200370794A1
公开(公告)日：2020-11-26
申请号：US16775912
申请日：2020-01-29
Applicant: LG Electronics Inc.
Inventor： Chiwoo SONG , Yongcheol SA , Youngjoo SHIN , Ilyoong SHIN
IPC: F25B13/00
Abstract: An air conditioning apparatus includes an outdoor device that is configured to circulate refrigerant and that includes a compressor and an outdoor heat exchanger, a plurality of indoor devices configured to circulate water, and a heat exchange device that connects the outdoor device with the indoor device. The heat exchange device includes a heat exchanger configured to exchange heat between the refrigerant and the water, and a switch device configured to control flow of refrigerant between the indoor device and the heat exchanger.
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Patent Agency Ranking
公开(公告)号：US20200309418A1
公开(公告)日：2020-10-01
申请号：US16808047
申请日：2020-03-03
Applicant: LG Electronics Inc.
Inventor： Ilyoong SHIN , Yongcheol SA , Chiwoo SONG , Jisung LEE
IPC: F25B13/00
Abstract: An air conditioning apparatus includes an outdoor unit configured to circulate refrigerant, an indoor unit configured to circulate water, and a heat exchange device that connects the indoor unit to the outdoor unit and that is configured to perform heat exchange between the refrigerant and the water. The heat exchange device includes a first heat exchanger and a second heat exchanger, a first refrigerant pipe and a second refrigerant pipe that are connected to the first heat exchanger, a third refrigerant pipe and a fourth refrigerant pipe that are connected to the second heat exchanger, a first expansion valve disposed at the second refrigerant pipe, a second expansion valve disposed at the fourth refrigerant pipe, a bypass pipe that connects the second refrigerant pipe to the third refrigerant pipe, and a bypass valve disposed at the bypass pipe.
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公开(公告)号：US20210199350A1
公开(公告)日：2021-07-01
申请号：US17088773
申请日：2020-11-04
Applicant: LG ELECTRONICS INC.
Inventor： Chiwoo SONG , Yongcheol SA , Kakjoong KIM , Ilyoong SHIN
Abstract: Provided is an air conditioning apparatus. The air conditioning apparatus includes a heat exchanger in which the refrigerant and the water are heat-exchanged with each other, a high-pressure guide tube extending from a high-pressure gas tube of an outdoor unit so as to be connected to one side of the heat exchanger, a low-pressure guide tube extending from a low-pressure gas tube of the outdoor unit so as to be combined with the high-pressure guide tube, a liquid guide tube extending from a liquid tube of the outdoor unit so as to be connected to the other side of the heat exchanger, a bypass tube configured to connect a bypass branch point of the high-pressure gas tube to a bypass combination point of the liquid guide tube to bypass a high-pressure refrigerant existing in the high-pressure tube to the liquid guide tube, and a bypass valve installed in the bypass tube.
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公开(公告)号：US20200326092A1
公开(公告)日：2020-10-15
申请号：US16849656
申请日：2020-04-15
Applicant: LG Electronics Inc.
Inventor： Chiwoo SONG , Yongcheol SA , Ilyoong SHIN , Jisung LEE
Abstract: An air conditioning apparatus includes a heat exchange device that connects an outdoor unit to an indoor unit and that includes a heat exchanger configured to perform heat exchange between refrigerant and water, thereby reducing an amount of refrigerant used to perform a cooling operation or a heating operation. The apparatus further includes a switching mechanism that connects the outdoor unit to the heat exchange device and that is configured to be connected to both a simultaneous outdoor unit and a switchable outdoor unit to thereby allow the heat exchange device to be installed regardless of the type of the outdoor unit.
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公开(公告)号：US20160123645A1
公开(公告)日：2016-05-05
申请号：US14925499
申请日：2015-10-28
Applicant: LG ELECTRONICS INC.
Inventor： Donghwi KIM , Junseong PARK , Ilyoong SHIN
CPC classification number: F25B49/02 , F25B13/00 , F25B39/00 , F25B2313/02533 , F25B2313/02541 , F25B2313/0315 , F25B2600/2501 , F25B2700/04
Abstract: An air conditioner includes a compressor; a flow switching part disposed at an outlet side of the compressor to switch a flow direction of a refrigerant according to whether a cooling operation or heating operation is performed; an outdoor heat exchanger connected to the flow switching part and having a plurality of the refrigerant pipes to guide the refrigerant which heat-exchanges with outdoor air; and a main expansion valve connected to one side of the outdoor heat exchanger. A first inlet/outlet pipe connects the flow switching part to the outdoor heat exchanger; and a second inlet/outlet pipe connects the outdoor heat exchanger to the main expansion valve, where the outdoor heat exchanger includes a header to form a flowing space of the refrigerant and having an upper header and a lower header; a check valve disposed between the upper header and the lower header to guide the refrigerant to flow one way; and a bypass pipe connecting the lower header to the second inlet/outlet pipe and guiding a discharge of a liquid refrigerant located in the lower header, and a bypass pipe valve controlling an amount of the liquid refrigerant flowing through the bypass pipe.
Abstract translation: 空调机包括压缩机; 流量切换部，其设置在所述压缩机的出口侧，根据是否进行制冷运转或制热运转来切换制冷剂的流动方向; 室外热交换器，连接到流量切换部分，并具有多个制冷剂管道，以引导与室外空气进行热交换的制冷剂; 以及与室外热交换器的一侧连接的主膨胀阀。 第一入口/出口管将流量切换部分连接到室外热交换器; 并且第二入口/出口管将室外热交换器连接到主膨胀阀，其中室外热交换器包括集管，以形成制冷剂的流动空间并具有上集管和下集管; 止回阀，设置在上集管和下集管之间，以引导制冷剂单向流动; 以及旁通管，其将下集管连接到第二入口/出口管，并且引导位于下集管中的液体制冷剂的排出;以及旁通管阀，其控制流过旁通管的液体制冷剂的量。
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公开(公告)号：US20240068686A1
公开(公告)日：2024-02-29
申请号：US18112612
申请日：2023-02-22
Applicant: LG ELECTRONICS INC.
Inventor： Ilyoong SHIN , Chiwoo Song , Ahrae Jo , Eunjun Cho
CPC classification number: F24F11/43 , F24F1/0068 , F24F5/0035 , F24F11/64 , F24F11/84 , F24F13/30 , F24F1/005
Abstract: An air conditioner may include a case through which outdoor air flows into an indoor space is formed; a first heat exchanger that exchanges heat between the air and refrigerant; a second heat exchanger disposed downstream of the first heat exchanger, through which the refrigerant selectively flows, and that exchanges heat between the air and the refrigerant; a liquid pipe connected to each of the first and second heat exchangers; a high-pressure gas pipe connected to each of the first and second heat exchangers; a low-pressure gas pipe through which the gaseous refrigerant discharged from the first and second heat exchangers flows; a high-pressure gas pipe valve; a low-pressure gas pipe valve; an expansion valve installed in the liquid pipe; and a controller configured to control an opening degree of the low-pressure gas pipe valve, based on a temperature of the refrigerant flowing through the first heat exchanger.
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