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公开(公告)号：EP3015793A1
公开(公告)日：2016-05-04
申请号：EP15191922.2
申请日：2015-10-28
申请人： LG Electronics Inc.
发明人： KIM, Donghwi , PARK, Junseong , SHIN, Ilyoong
IPC分类号： F25B13/00
CPC分类号： F25B49/02 , F25B13/00 , F25B39/00 , F25B2313/02533 , F25B2313/02541 , F25B2313/0315 , F25B2600/2501 , F25B2700/04
摘要： 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.
摘要翻译： 一种空调包括压缩机; 流量切换部分，其设置在压缩机的出口侧，以根据是否执行制冷操作或加热操作来切换制冷剂的流动方向; 室外热交换器，该室外热交换器连接到流量切换部分并且具有多个制冷剂管以引导与室外空气进行热交换的制冷剂; 以及连接到室外热交换器的一侧的主膨胀阀。 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部集管和下部集管; 设置在上部集管和下部集管之间以引导制冷剂单向流动的止回阀; 以及将下集管连接到第二入口/出口管并引导位于下集管中的液态制冷剂的排出的旁通管以及控制流经旁通管的液态制冷剂的量的旁路管阀。
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公开(公告)号：EP4332462A1
公开(公告)日：2024-03-06
申请号：EP23157489.8
申请日：2023-02-20
申请人： LG Electronics Inc.
发明人： SHIN, Ilyoong , SONG, Chiwoo , JO, Ahrae , CHO, Eunjun
摘要： 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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公开(公告)号：EP3954948A1
公开(公告)日：2022-02-16
申请号：EP21190246.5
申请日：2021-08-09
申请人： LG Electronics Inc.
发明人： SONG, Chiwoo , SA, Yongcheol , SHIN, Ilyoong , JO, Ahrae
IPC分类号： F25B13/00
摘要： A multi-type air conditioner may include three pipes, including a high-pressure pipe, a low-pressure pipe, and a liquid line which may be connected to a plurality of indoor units, in which some of the indoor units may be operated in a cooling mode and the rest of the indoor units may be operated in a heating mode, such that waste heat from the indoor units operated in the heating mode may be recovered to be used for the indoor units operated in the cooling mode.
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公开(公告)号：EP3859237A1
公开(公告)日：2021-08-04
申请号：EP21150923.7
申请日：2021-01-11
申请人： LG Electronics, Inc.
发明人： KIM, Kakjoong , SONG, Chiwoo , SHIN, Ilyoong , SA, Yongcheol
摘要： Provided is an air conditioning apparatus. The air conditioning apparatus includes an outdoor unit through which a refrigerant is circulated, an indoor unit through which water is circulated, and a heat exchange device including a heat exchanger in which the refrigerant and the water are heat-exchanged with each other. The heat exchanger includes a high-pressure guide tube, a low-pressure guide tube, a liquid guide tube, a bypass tube configured to connect a bypass branch point of the high-pressure gas tube of the outdoor unit 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. The outdoor unit includes a first valve device configured to guide a refrigerant compressed in the compressor to the outdoor heat exchanger and a second valve device configured to guide the refrigerant compressed in the compressor to the high-pressure guide tube of the heat exchange device.
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公开(公告)号：EP3845830A1
公开(公告)日：2021-07-07
申请号：EP20211005.2
申请日：2020-12-01
申请人： LG Electronics Inc.
发明人： SONG, Chiwoo , SA, Yongcheol , KIM, Kakjoong , SHIN, Ilyoong
摘要： 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：EP3715736A1
公开(公告)日：2020-09-30
申请号：EP20158212.9
申请日：2020-02-19
申请人： LG Electronics Inc.
发明人： SHIN, Ilyoong , SA, Yongcheol , SONG, Chiwoo , LEE, Jisung
摘要： An air conditioning apparatus includes an outdoor unit through which a refrigerant circulates, an indoor unit through which water circulates, and a heat exchange device configured to connect the indoor unit to the outdoor unit, the heat exchange device being 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, which are connected to the first heat exchanger and the second heat exchanger, respectively, an expansion valve provided in the second refrigerant pipe, a bypass pipe configured to connect the second refrigerant pipe of the first heat exchanger to the first refrigerant pipe of the second heat exchanger, and a bypass valve provided in the bypass pipe.
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公开(公告)号：EP4097408A1
公开(公告)日：2022-12-07
申请号：EP20916261.9
申请日：2020-08-26
申请人： LG Electronics Inc.
发明人： LEE, Jisung , SA, Yongcheol , SONG, Chiwoo , SHIN, Ilyoong
IPC分类号： F25B49/02 , F25B25/00 , F25B41/00 , F24F11/46 , F24F140/50
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公开(公告)号：EP3742072A1
公开(公告)日：2020-11-25
申请号：EP20173851.5
申请日：2020-05-11
申请人： LG Electronics Inc.
发明人： SONG, Chiwoo , SHIN, Ilyoong , SA, Yongcheol , LEE, Jisung
摘要： An air conditioning apparatus includes an outdoor device that is configured to circulate refrigerant and that includes a compressor, an outdoor heat exchanger and three pipes, a high pressure gas pipe, a low pressure gas pipe and a liquid pipe, a plurality of indoor devices configured to circulate water, and a heat exchange device connecting 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 devices and the heat exchanger. The switch device comprises a liquid guide pipe connecting the heat exchanger to the liquid pipe, high and low pressure guide pipes connected to the high and low pressure gas pipes and joining at a joining point, and a refrigerant pipe connecting the joining point to the heat exchanger, and comprising a pressure equilibrium pipe branched from the refrigerant pipe and being connected to the low pressure guide pipe to allow pressure equalization between the high pressure refrigerant and the low pressure refrigerant in the refrigerant pipe when an operation mode of the heat exchanger is switched.
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公开(公告)号：EP3193103B1
公开(公告)日：2018-10-03
申请号：EP17151762.6
申请日：2017-01-17
申请人： LG ELECTRONICS INC.
发明人： KIM, Donghwi , PARK, Junseong , SHIN, Ilyoong
CPC分类号： F25B13/00 , F25B40/02 , F25B41/003 , F25B41/046 , F25B49/02 , F25B2313/005 , F25B2313/006 , F25B2313/0233 , F25B2313/02731 , F25B2400/054 , F25B2400/13 , F25B2400/23 , F25B2600/2509 , F25B2600/2519
摘要： Disclosed is an air conditioner including a compressor for compressing refrigerant, an outdoor heat exchanger installed in an outdoor space for performing heat exchange between the refrigerant and outdoor air, an indoor heat exchanger installed in an indoor space for performing heat exchange between the refrigerant and indoor air, a switching valve for guiding the refrigerant, discharged from the compressor, to the outdoor heat exchanger during a cooling operation and to the indoor heat exchanger during a heating operation, and an injection module for injecting a portion of the refrigerant, discharged from the indoor heat exchanger, to the compressor, and the injection module performs heat exchange between a portion of the refrigerant discharged from the indoor heat exchanger and the refrigerant, which moves from the outdoor heat exchanger to the indoor heat exchanger, during the cooling operation, and injects the refrigerant into the compressor, thus increasing efficiency.
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公开(公告)号：EP3193103A1
公开(公告)日：2017-07-19
申请号：EP17151762.6
申请日：2017-01-17
申请人： LG ELECTRONICS INC.
发明人： KIM, Donghwi , PARK, Junseong , SHIN, Ilyoong
CPC分类号： F25B13/00 , F25B40/02 , F25B41/003 , F25B41/046 , F25B49/02 , F25B2313/005 , F25B2313/006 , F25B2313/0233 , F25B2313/02731 , F25B2400/054 , F25B2400/13 , F25B2400/23 , F25B2600/2509 , F25B2600/2519
摘要： Disclosed is an air conditioner including a compressor for compressing refrigerant, an outdoor heat exchanger installed in an outdoor space for performing heat exchange between the refrigerant and outdoor air, an indoor heat exchanger installed in an indoor space for performing heat exchange between the refrigerant and indoor air, a switching valve for guiding the refrigerant, discharged from the compressor, to the outdoor heat exchanger during a cooling operation and to the indoor heat exchanger during a heating operation, and an injection module for injecting a portion of the refrigerant, discharged from the indoor heat exchanger, to the compressor, and the injection module performs heat exchange between a portion of the refrigerant discharged from the indoor heat exchanger and the refrigerant, which moves from the outdoor heat exchanger to the indoor heat exchanger, during the cooling operation, and injects the refrigerant into the compressor, thus increasing efficiency.
摘要翻译： 本发明公开了一种空调，其包括用于压缩制冷剂的压缩机，安装在室外空间中的室外热交换器，用于在制冷剂和室外空气之间进行热交换，室内热交换器安装在室内空间中，用于在制冷剂和室内之间进行热交换 空气;切换阀，用于在制冷操作期间将从压缩机排出的制冷剂引导至室外热交换器，并在制热操作期间将制冷剂引导至室内热交换器;以及注入模块，用于注入从制冷剂排出的制冷剂的一部分 室内热交换器和压缩机之间进行热交换，在制冷运转时，从室内热交换器排出的制冷剂的一部分与从室外热交换器向室内热交换器移动的制冷剂之间进行热交换， 将制冷剂注入压缩机，从而提高效率。
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