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公开(公告)号：US10132328B2
公开(公告)日：2018-11-20
申请号：US15246178
申请日：2016-08-24
Applicant: LG ELECTRONICS INC.
Inventor： Namjoon Cho , Kamgyu Lee , Dongkeun Yang , Baikyoung Chung
Abstract: A centrifugal fan including first blades and second blades disposed at both sides of a main plate, respectively, and a first convex part and a second convex part formed at a fan housing to correspond to the first blades and the second blades, respectively, wherein an airflow generated by the first blades and an airflow generated by the second blades are guided to be divided into the first convex part and the second convex part, respectively.
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公开(公告)号：US20170058914A1
公开(公告)日：2017-03-02
申请号：US15246178
申请日：2016-08-24
Applicant: LG ELECTRONICS INC.
Inventor： Namjoon CHO , Kamgyu Lee , Dongkeun Yang , Baikyoung Chung
CPC classification number: F04D29/424 , F04D17/162 , F04D25/08 , F04D27/006 , F04D29/281 , F04D29/4213 , F04D29/441 , F04D29/663
Abstract: A centrifugal fan including first blades and second blades disposed at both sides of a main plate, respectively, and a first convex part and a second convex part formed at a fan housing to correspond to the first blades and the second blades, respectively, wherein an airflow generated by the first blades and an airflow generated by the second blades are guided to be divided into the first convex part and the second convex part, respectively.
Abstract translation: 一种离心式风扇，分别包括设置在主板两侧的第一叶片和第二叶片，以及形成在风扇壳体上的第一凸部和第二凸部，分别对应于第一叶片和第二叶片，其中， 由第一叶片产生的气流和由第二叶片产生的气流分别被引导以分成第一凸部和第二凸部。
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公开(公告)号：US20150267928A1
公开(公告)日：2015-09-24
申请号：US14435769
申请日：2013-10-21
Applicant: LG ELECTRONICS INC.
Inventor： Song Choi , Baikyoung Chung , Hojong Jeong , Wooho Cha
IPC: F24F5/00
CPC classification number: F24F5/001 , F25B13/00 , F25B27/02 , F25B2313/02742 , F25B2400/05 , F25B2400/075 , Y02A30/274 , Y02P80/152
Abstract: An air conditioner is disclosed. The air conditioner includes an indoor unit, a first outdoor unit including a first outdoor heat exchanger and a first compressor to be driven by electricity, a second outdoor unit including a second outdoor heat exchanger and a second compressor to be driven by an engine, a cooling water line, through which cooling water to cool the engine flows, and at least one waste heat-recovering heat exchanger for exchanging heat between refrigerant to be introduced into at least one of the first outdoor heat exchanger and the second outdoor heat exchanger and the cooling water flowing through the cooling water line. By provision of the waste heat-recovering heat exchanger, which heat-exchanges hot cooling water with refrigerant flowing through the first and second outdoor heat exchangers, frost formed on the first and second outdoor units during low-temperature heating is removed. It is possible to cope with a wide range of heating loads while achieving high efficiency, using both the electric heat pump (EHP) system and the gas engine-driven heat pump (GHP) system.
Abstract translation: 公开了一种空调机。 空调机包括室内机，第一室外机组，第一室外热交换器和被电力驱动的第一压缩机，第二室外机，包括第二室外热交换器和第二压缩机，由发动机驱动， 通过冷却水冷却发动机的冷却水流，以及至少一个用于在被引入第一室外热交换器和第二室外热交换器中的至少一个的制冷剂之间进行热交换的废热回收热交换器， 冷却水流经冷却水管线。 通过设置与流过第一和第二室外热交换器的制冷剂热交换热水的废热回收热交换器，除去在低温加热期间在第一室外单元和第二室外单元上形成的霜。 使用电热泵（EHP）系统和燃气发动机驱动热泵（GHP）系统，可以应对各种各样的加热负载，同时实现高效率。
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公开(公告)号：US10378779B2
公开(公告)日：2019-08-13
申请号：US15093550
申请日：2016-04-07
Applicant: LG ELECTRONICS INC.
Inventor： Janghee Park , Yongki Jeong , Baikyoung Chung
Abstract: Disclosed is a gas furnace for indoor heating. The gas furnace includes a burner to generate high-temperature exhaust gas, an exhaust flow path, a blower to suction indoor air through a recovery flow path, a supply flow path to guide the indoor air to the indoor space after undergoing heat exchange in the exhaust flow path, and a fuel supply unit including a fuel supply line and a fuel discharge line, configured to supply fuel to the burner, and a valve between the fuel supply line and the fuel discharge line. The valve includes a step motor, and a blocking member coupled to a rotating shaft of the step motor and configured to move straight via by driving of the step motor, and an opening degree of the valve between the fuel supply line and the fuel discharge line is adjusted by the straight movement of the blocking member.
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公开(公告)号：US09714769B2
公开(公告)日：2017-07-25
申请号：US14435769
申请日：2013-10-21
Applicant: LG ELECTRONICS INC.
Inventor： Song Choi , Baikyoung Chung , Hojong Jeong , Wooho Cha
CPC classification number: F24F5/001 , F25B13/00 , F25B27/02 , F25B2313/02742 , F25B2400/05 , F25B2400/075 , Y02A30/274 , Y02P80/152
Abstract: An air conditioner is disclosed. The air conditioner includes an indoor unit, a first outdoor unit including a first outdoor heat exchanger and a first compressor to be driven by electricity, a second outdoor unit including a second outdoor heat exchanger and a second compressor to be driven by an engine, a cooling water line, through which cooling water to cool the engine flows, and at least one waste heat-recovering heat exchanger for exchanging heat between refrigerant to be introduced into at least one of the first outdoor heat exchanger and the second outdoor heat exchanger and the cooling water flowing through the cooling water line. By provision of the waste heat-recovering heat exchanger, which heat-exchanges hot cooling water with refrigerant flowing through the first and second outdoor heat exchangers, frost formed on the first and second outdoor units during low-temperature heating is removed. It is possible to cope with a wide range of heating loads while achieving high efficiency, using both the electric heat pump (EHP) system and the gas engine-driven heat pump (GHP) system.
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Patent Agency Ranking
公开(公告)号：US20170176024A1
公开(公告)日：2017-06-22
申请号：US15379100
申请日：2016-12-14
Applicant: LG ELECTRONICS INC.
Inventor： Janghee PARK , Yongki Jeong , Baikyoung Chung
IPC: F24D19/10
CPC classification number: F24D19/1084
Abstract: A gas furnace for heating an indoor space including a burner forming high-temperature exhaust gas by combusting fuel; an exhaust path in which the exhaust gas flows; a blower for suctioning internal air via a suction path; a supply path for guiding the internal air exhausted by the blower toward the indoor space, after heat-exchanged with the exhaust path; a valve of which an opening degree is controllable so as to supply a predetermined heat-power-based amount of fuel to the burner; and a controller controlling the opening degree of the valve based on a signal transmitted from a thermostat installed in the indoor space, wherein the heat power of the burner is controlled in different heat power levels based on the opening degree of the valve, and a controlling method of the gas furnace for heating the indoor space.
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7.发明申请公开(公告)号：US20160201669A1
公开(公告)日：2016-07-14
申请号：US14988105
申请日：2016-01-05
Applicant: LG ELECTRONICS INC.
Inventor： Byoungjin Ryu , Younghwan Ko , Byeongsu Kim , Beomchan Kim , Baikyoung Chung
CPC classification number: F04C18/0261 , F04C18/0215 , F04C29/0007 , F04C29/0085
Abstract: A scroll compressor and an air conditioner including a scroll compressor are provided. The scroll compressor may include a main frame configured to support an upper portion of a rotating shaft; a fixed scroll coupled to the main frame and having a first wrap; an orbiting scroll provided to perform an orbiting motion with respect to the fixed scroll and having a second wrap which forms a plurality of compressions chamber between the first wrap and the second wrap; a suction port configured to enable a first refrigerant to be suctioned into the compression chamber; a first introduction port provided at a first side of the fixed scroll and configured to inject the first refrigerant into the plurality of compression chambers; a second introduction port provided at a second side of the fixed scroll and configured to inject a second refrigerant having a pressure different from a pressure of the first refrigerant into the plurality of compression chambers; and a third introduction port provided at a third side of the fixed scroll and configured to inject a third refrigerant having a pressure different from the pressure of the first refrigerant and the second refrigerant into the compression chamber. The first introduction port may be provided at a position at which injecting of the refrigerant through the first introduction port is able to be performed before suctioning of the refrigerant through the suction port is completed.
Abstract translation: 提供一种涡旋压缩机和包括涡旋压缩机的空调机。 涡旋压缩机可以包括构造成支撑旋转轴的上部的主框架; 固定涡卷，其联接到所述主框架并具有第一包裹; 枢转涡卷设置成相对于固定涡旋件执行轨道运动，并且具有在第一涡卷和第二涡卷之间形成多个按压室的第二涡卷; 吸入口，被配置为使第一制冷剂能够被吸入压缩室; 第一引入口，设置在所述固定涡旋盘的第一侧，并且被配置为将所述第一制冷剂喷射到所述多个压缩室中; 第二引入口，设置在所述固定涡旋盘的第二侧，并且被配置为将具有与所述第一制冷剂的压力不同的压力的第二制冷剂喷射到所述多个压缩室中; 以及第三引入口，设置在所述固定涡旋盘的第三侧，并且被配置为将具有与所述第一制冷剂和所述第二制冷剂的压力不同的压力的第三制冷剂喷射到所述压缩室中。 第一引入口可以设置在完成通过吸入口的制冷剂的吸入之前能够通过第一引入口喷射制冷剂的位置。
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公开(公告)号：US10436460B2
公开(公告)日：2019-10-08
申请号：US15028088
申请日：2014-11-04
Applicant: LG ELECTRONICS INC.
Inventor： Wooho Cha , Baikyoung Chung , Song Choi
IPC: F25B6/04 , F24F1/44 , F24F1/0003 , F24F1/06 , F24F1/08 , F24F13/30 , F25B13/00 , F25B31/00 , F25B49/02 , F24F11/30 , F25B25/00 , F24F110/00 , F24F140/12 , F24F140/20 , F24F140/50 , F24F11/83
Abstract: Provided are an air conditioner and a method of controlling the same. The air conditioner includes an indoor unit including an indoor heat exchanger, a first outdoor unit connected to the indoor unit, the first outdoor unit including a first compressor compressing a refrigerant and a first outdoor heat exchanger, a second outdoor unit including an engine generating a power by using combustion gas, a generator supplying electricity into the first compressor by using the power generated in the engine, a second compressor compressing the refrigerant by using the power of the engine, and a second outdoor heat exchanger, and a controller determining an additional operation of the second compressor on the basis of required cooling or heating load while the first compressor operates.
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公开(公告)号：US10302091B2
公开(公告)日：2019-05-28
申请号：US15238379
申请日：2016-08-16
Applicant: LG ELECTRONICS INC.
Inventor： Namjoon Cho , Kamgyu Lee , Dongkeun Yang , Baikyoung Chung
Abstract: An air blower including a convex part protruding away from the rotation axis of an impeller. When arbitrary cross-sectional surfaces are provided by cutting the convex part in a parallel direction with the rotation axis, each point of the inner circumferential surface of the convex part, which has a maximum distance from the rotation axis, leans toward a first plate of the first and second plates, at which inlets are formed.
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公开(公告)号：US10184472B2
公开(公告)日：2019-01-22
申请号：US14988105
申请日：2016-01-05
Applicant: LG ELECTRONICS INC.
Inventor： Byoungjin Ryu , Younghwan Ko , Byeongsu Kim , Beomchan Kim , Baikyoung Chung
Abstract: A scroll compressor and an air conditioner including a scroll compressor are provided. The scroll compressor may include a main frame configured to support an upper portion of a rotating shaft; a fixed scroll coupled to the main frame and having a first wrap; an orbiting scroll provided to perform an orbiting motion with respect to the fixed scroll and having a second wrap which forms a plurality of compressions chamber between the first wrap and the second wrap; a suction port configured to enable a first refrigerant to be suctioned into the compression chamber; a first introduction port provided at a first side of the fixed scroll and configured to inject the first refrigerant into the plurality of compression chambers; a second introduction port provided at a second side of the fixed scroll and configured to inject a second refrigerant having a pressure different from a pressure of the first refrigerant into the plurality of compression chambers; and a third introduction port provided at a third side of the fixed scroll and configured to inject a third refrigerant having a pressure different from the pressure of the first refrigerant and the second refrigerant into the compression chamber. The first introduction port may be provided at a position at which injecting of the refrigerant through the first introduction port is able to be performed before suctioning of the refrigerant through the suction port is completed.
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