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公开(公告)号：US11384942B2
公开(公告)日：2022-07-12
申请号：US16707048
申请日：2019-12-09
Applicant: LG ELECTRONICS INC.
Inventor： Heejoong Jang , Song Choi
Abstract: A cogeneration system includes an intake pipe having one end which communicates with the outside air and having the other end which is connected to an engine; a mixer disposed in the intake pipe to supply gas into the intake pipe; and an intake compressor for compressing a mixed gas which is a mixture of the air and the gas, wherein the intake compressor includes: a motor disposed in the intake pipe; and a compressor impeller which is disposed in the intake pipe, and rotates by the motor to compress the mixed gas.
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公开(公告)号：US20210067003A1
公开(公告)日：2021-03-04
申请号：US17002886
申请日：2020-08-26
Applicant: LG ELECTRONICS INC.
Inventor： Seunghyoung HA , Song Choi
Abstract: Provided is a generator that converts mechanical energy transmitted through a rotation shaft perpendicularly coupled to a flywheel as an output shaft of an engine into electrical energy. The generator includes: a rotor coupled to the rotation shaft and rotated together when the rotation shaft is rotated; and a stator which has an inner surface positioned adjacent to an outer surface of the rotor and is wound around with a coil, wherein the engine includes: a plurality of blades installed in a side surface of the flywheel facing the rotor and rotated together with the flywheel when the rotation shaft is rotated; and an engine bracket which has a through hole through which the rotation shaft passes, has one side that is opened to accommodate the flywheel therein, and is coupled to the stator, wherein the engine bracket forms an air flow path for guiding air flowed into the flywheel through an inside of the rotor to the stator, when the plurality of blades are rotated.
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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：US09964319B2
公开(公告)日：2018-05-08
申请号：US14642010
申请日：2015-03-09
Applicant: LG ELECTRONICS INC.
Inventor： Wooho Cha , Kwanho Yum , Jaeyoon Oh , Song Choi
CPC classification number: F24F5/001 , F24F1/44 , F24F11/30 , F24F11/46 , F24F2140/60
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 outdoor device connected to the indoor device, the outdoor device including a compressor that compresses refrigerant, an engine generating a power using combustion gas, a generator that generates electricity using the power, a battery that receives at least a portion of the electricity, a first supply line that supplies the electricity stored in the battery into the outdoor device, and a second supply line that supplies the electricity stored in the battery into the at least one indoor device. The battery is charged by the generator, or the electricity stored in the battery is discharged into the indoor device or the outdoor device according to operation performance of each of the indoor device and the outdoor device.
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Patent Agency Ranking
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：US20150267933A1
公开(公告)日：2015-09-24
申请号：US14642010
申请日：2015-03-09
Applicant: LG Electronics Inc.
Inventor： Wooho CHA , Kwanho Yum , Jaeyoon Oh , Song Choi
CPC classification number: F24F5/001 , F24F1/44 , F24F11/30 , F24F11/46 , F24F2140/60
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 outdoor device connected to the at least one indoor device, the outdoor device including a compressor that compresses a refrigerant, an engine generating a power using a combustion gas to operate the compressor, a generator that generates electricity using the power generated in the engine, a battery that receives at least a portion of the electricity generated in the generator, a first supply line that supplies the electricity stored in the battery into the outdoor device, and a second supply line that supplies the electricity stored in the battery into the at least one indoor device. The battery is charged by the generator, or the electricity stored in the battery is discharged into the at least one indoor device or the outdoor device according to operation performance of each of the at least one indoor device and the outdoor device.
Abstract translation: 提供一种空调和一种空调控制方法。 空调机可以包括至少一个室内装置，连接到至少一个室内装置的室外装置，室外装置包括压缩制冷剂的压缩机，使用燃烧气体产生动力以运行压缩机的发动机，发电机 使用发动机中产生的电力发电的电池，接收发电机中产生的电力的至少一部分的电池，将存储在电池中的电力供应到室外装置的第一电源线和第二电源线， 将存储在电池中的电力提供给至少一个室内装置。 电池由发电机充电，或根据至少一个室内机和室外机的操作性能，储存在电池中的电力被排放到至少一个室内机或室外机。
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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：US11316407B2
公开(公告)日：2022-04-26
申请号：US17002886
申请日：2020-08-26
Applicant: LG ELECTRONICS INC.
Inventor： Seunghyoung Ha , Song Choi
Abstract: Provided is a generator that converts mechanical energy transmitted through a rotation shaft perpendicularly coupled to a flywheel as an output shaft of an engine into electrical energy. The generator includes: a rotor coupled to the rotation shaft and rotated together when the rotation shaft is rotated; and a stator which has an inner surface positioned adjacent to an outer surface of the rotor and is wound around with a coil, wherein the engine includes: a plurality of blades installed in a side surface of the flywheel facing the rotor and rotated together with the flywheel when the rotation shaft is rotated; and an engine bracket which has a through hole through which the rotation shaft passes, has one side that is opened to accommodate the flywheel therein, and is coupled to the stator, wherein the engine bracket forms an air flow path for guiding air flowed into the flywheel through an inside of the rotor to the stator, when the plurality of blades are rotated.
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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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