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公开(公告)号：US10197307B2
公开(公告)日：2019-02-05
申请号：US14991216
申请日：2016-01-08
Applicant: LG ELECTRONICS INC.
Inventor： Hojong Jeong , Kwangho Shin , Minho Chung , Song Choi
Abstract: Provided is an air conditioner including at least one indoor unit; an EHP outdoor unit connected with the at least one indoor unit, and configured to control an applied current and drive an EHP compressor; a GHP outdoor unit connected with the at least one indoor unit and including a GHP compressor configured to operate using power from an engine driven through a combustion gas and an oil separator provided at an outlet side of the GHP compressor; an oil level sensor provided at the EHP outdoor unit or the GHP outdoor unit and configured to detect an amount of oil; and a control part configured to control an RPM of the EHP compressor or the GHP compressor based on information detected by the oil level sensor.
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公开(公告)号：US10527333B2
公开(公告)日：2020-01-07
申请号：US14991135
申请日：2016-01-08
Applicant: LG ELECTRONICS INC.
Inventor： Hojong Jeong , Kwangho Shin , Minho Chung , Song Choi
Abstract: An air conditioner and a method for controlling an air conditioner are provided. The air conditioner may include an EHP outdoor device configured to drive a first compressor using electric power, and having a first heat exchanger that evaporates or condenses a refrigerant; a GHP outdoor device having an engine configured to drive a second compressor using a burned gas and a second heat exchanger that evaporates or condenses the refrigerant; and a flow rate balancing device configured to connect the first heat exchanger with the second heat exchanger, and to control a flow rate of the refrigerant through the EHP outdoor device and the GHP outdoor device.
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公开(公告)号：US10054348B2
公开(公告)日：2018-08-21
申请号：US14992556
申请日：2016-01-11
Applicant: LG ELECTRONICS INC.
Inventor： Kwangho Shin , Hojong Jeong , Minho Chung , Song Choi
CPC classification number: F25B49/02 , F24F1/08 , F24F12/00 , F25B6/02 , F25B13/00 , F25B27/00 , F25B27/02 , F25B2313/0253 , F25B2327/001 , Y02A30/274
Abstract: An air conditioner is provided. The air conditioner may include at least one indoor device, an electric heat pump (EHP) outdoor device connected with the at least one indoor device, and having a first compressor driven using electric power and a first outdoor heat exchanger, and a gas heat pump (GHP) outdoor device connected with the at least one indoor device, and having an engine that drives a second compressor using a combustion gas and a second outdoor heat exchanger. The GHP outdoor device may include an exhaust gas heat exchanger that performs heat exchange between a refrigerant flowing through the EHP outdoor device and an exhaust gas of the engine.
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公开(公告)号：US09863668B2
公开(公告)日：2018-01-09
申请号：US14993693
申请日：2016-01-12
Applicant: LG ELECTRONICS INC.
Inventor： Kwangho Shin , Hojong Jeong , Minho Chung , Song Choi
CPC classification number: F25B6/02 , F24F1/0007 , F24F1/08 , F25B13/00 , F25B2327/00 , F25B2327/001
Abstract: An air conditioner is provided. The air conditioner may include at least one indoor device, an electric heat pump (EHP) outdoor device connected with the at least one indoor device, and having a first compressor driven using electric power and a first outdoor heat exchanger, and a gas heat pump (GHP) outdoor device connected with the at least one indoor device, and having an engine portion driven through a combustion gas, a second compressor driven by receiving a driving force from the engine portion, and a second outdoor heat exchanger. The GHP outdoor device may include an engine circulation pipe in which a refrigerant flowing through the EHP outdoor device may be introduced and then supplied to the engine portion.
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公开(公告)号：US11604011B2
公开(公告)日：2023-03-14
申请号：US16771833
申请日：2018-12-12
Applicant: LG ELECTRONICS INC.
Inventor： Jinwoo Lee , Minho Chung , Song Choi
Abstract: The present invention relates to a gas heat pump system. The gas heat pump system, according to one embodiment of the present invention, comprises: an air conditioning module comprising a compressor, an outdoor heat exchanger, an expansion apparatus, an indoor heat exchanger and a refrigerant line; and an engine module comprising an engine for combusting a mixture of fuel and air, thereby providing power for driving the compressor. The engine module comprises: a mixer for mixing and discharging the air and fuel; a supercharging means for receiving the mixture discharged from the mixer, compressing same, and then discharging same; an intercooler for receiving the mixture compressed in the supercharging means, cooling same by a heat exchange method, increasing the density thereof, and then discharging same; an adjustment means for receiving the mixture discharged from the intercooler, adjusting the quantity thereof, and then supplying same to the engine; and an exhaust gas heat exchanger for exchanging heat between a coolant and exhaust gas discharged from the engine, wherein the exhaust gas heat exchanger is directly connected to an exhaust manifold of the engine.
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Patent Agency Ranking
公开(公告)号：US11365911B2
公开(公告)日：2022-06-21
申请号：US16760914
申请日：2018-11-13
Applicant: LG ELECTRONICS INC.
Inventor： Minho Chung , Kwangho Shin , Kijung Ryu , Song Choi
Abstract: A gas heat pump system is disclosed. The gas heat pump system includes an air conditioning module including a compressor, an outdoor heat exchanger, an expansion device, an indoor heat exchanger and a refrigerant pipe, an engine module including an engine configured to burn a mixture of fuel and air and provide power for operation of the compressor, a cooling module including a cooling water pump configured to generate flow of cooling water for cooling the engine and a cooling water pipe connected to the cooling water pump to guide flow of cooling water. The engine module includes a mixer configured to discharge the mixture of air and fuel to the engine, a supercharger disposed between the mixer and the engine to compress the mixture discharged from the mixer and discharge the mixture to the engine, and an adjuster disposed between the supercharger and the engine to adjust an amount of compressed mixture supplied to the engine.
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公开(公告)号：US20160223235A1
公开(公告)日：2016-08-04
申请号：US14991135
申请日：2016-01-08
Applicant: LG ELECTRONICS INC.
Inventor： Hojong Jeong , Kwangho Shin , Minho Chung , Song Choi
Abstract: An air conditioner and a method for controlling an air conditioner are provided. The air conditioner may include an EHP outdoor device configured to drive a first compressor using electric power, and having a first heat exchanger that evaporates or condenses a refrigerant; a GHP outdoor device having an engine configured to drive a second compressor using a burned gas and a second heat exchanger that evaporates or condenses the refrigerant; and a flow rate balancing device configured to connect the first heat exchanger with the second heat exchanger, and to control a flow rate of the refrigerant through the EHP outdoor device and the GHP outdoor device.
Abstract translation: 提供一种空调和一种空调控制方法。 空调机可以包括：EHP室外装置，其被配置为使用电力驱动第一压缩机，并且具有蒸发或冷凝制冷剂的第一热交换器; 具有发动机的GHP室外机，其使用燃烧气体驱动第二压缩机，第二热交换器使制冷剂蒸发或冷凝; 以及流量平衡装置，其被配置为将第一热交换器与第二热交换器连接，并且控制通过EHP室外装置和GHP室外装置的制冷剂的流量。
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公开(公告)号：US11480368B2
公开(公告)日：2022-10-25
申请号：US16770994
申请日：2018-12-12
Applicant: LG ELECTRONICS INC.
Inventor： Jinwoo Lee , Minho Chung , Song Choi
Abstract: The present invention relates to a gas heat pump system. The gas heat pump system, according to one embodiment of the present invention, comprises: an air conditioning module comprising a compressor, an outdoor heat exchanger, an expansion apparatus, an indoor heat exchanger and a refrigerant line; and an engine module comprising an engine for combusting a mixture of fuel and air, thereby providing power for driving the compressor. The engine module comprises: a mixer for mixing and discharging the air and fuel; a supercharging means for receiving the mixture discharged from the mixer, compressing same, and then discharging same; an intercooler for receiving the mixture compressed in the supercharging means, cooling same by a heat exchange method, increasing the density thereof, and then discharging same; an adjustment means for receiving the mixture discharged from the intercooler, adjusting the quantity thereof, and then supplying same to the engine; and an exhaust gas heat exchanger for exchanging heat between a coolant and exhaust gas discharged from the engine.
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公开(公告)号：US11231184B2
公开(公告)日：2022-01-25
申请号：US16764929
申请日：2018-11-19
Applicant: LG ELECTRONICS INC.
Inventor： Minho Chung , Kyoungyoul Lee , Song Choi
IPC: F24F1/10
Abstract: The present disclosure relates to an outdoor unit for an air conditioner. The present invention relates to an outdoor unit of a gas heat pump system. An outdoor unit of a gas heat pump system according to an embodiment of the present invention comprises: a storage tank which is disposed at a suction side of a compressor and stores a refrigerant to be supplied to the compressor; and a heat exchanger for performing heat exchange of a refrigerant flowing through a refrigerant pipe or cooling water flowing through a cooling water pipe, wherein the heat exchanger is supported by the storage tank. Therefore, the outdoor unit does not require a separate frame structure for installing the heat exchanger.
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公开(公告)号：US10041706B2
公开(公告)日：2018-08-07
申请号：US14990570
申请日：2016-01-07
Applicant: LG Electronics Inc.
Inventor： Kwangho Shin , Hojong Jeong , Minho Chung , Song Choi
CPC classification number: F25B13/00 , F25B7/00 , F25B27/02 , F25B30/02 , F25B47/02 , F25B49/02 , F25B2400/05 , F25B2400/06 , F25D21/06 , Y02A30/274
Abstract: An air conditioner and a method for controlling an air conditioner are provided. The air conditioner may include at least one indoor device; an electric heat pump (EHP) outdoor device connected to the at least one indoor device, configured to drive a first compressor using electric power, and having a first outdoor heat exchanger for heat exchange of a refrigerant; a gas heat pump (GHP) outdoor device connected to the at least one indoor device, and having an engine configured to drive a second compressor using a burned gas, a second outdoor heat exchanger for heat exchange of the refrigerant, and a waste heat exchanger configured to exchange heat with the refrigerant using waste heat of the engine; and a low pressure refrigerant common pipe configured to connect the first outdoor heat exchanger with the second outdoor heat exchanger and to supply a low pressure refrigerant of the GHP outdoor device to the EHP outdoor device.
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