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1.发明授权公开(公告)号：US12104543B2
公开(公告)日：2024-10-01
申请号：US18210775
申请日：2023-06-16
Applicant: Hyundai Motor Company , Kia Corporation
Inventor： Seung Woo Lee , Kyeonghyeon Lee , Hong Kil Baek
CPC classification number: F02D19/022 , F02D19/025 , F02D19/027 , F02D41/22 , F02M21/0209 , F02M21/0221 , F02M21/0239 , F02M21/0275 , F02D2041/228
Abstract: A hydrogen pressure maintenance system of a hydrogen fuel engine includes a hydrogen tank configured to store hydrogen, an injector configured to inject the hydrogen, a hydrogen internal combustion engine configured to operate using the hydrogen from the injector, a hydrogen pressure controller configured to supply the hydrogen to the injector by controlling a pressure of the hydrogen supplied from the hydrogen tank, a hydrogen pressure intensifier device configured to increase the pressure of the hydrogen and supply the hydrogen to the injector, a hydrogen pressure sensor configured to measure the pressure of the hydrogen and output a signal based on the measured pressure of the hydrogen, a hydrogen bypass valve configured to control the hydrogen to be supplied to the injector through the hydrogen pressure controller or to the injector through the hydrogen pressure intensifier device, and a controller configured to control the hydrogen bypass valve according to the signal from the hydrogen pressure sensor.
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公开(公告)号：US10514006B1
公开(公告)日：2019-12-24
申请号：US16184388
申请日：2018-11-08
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Hong Kil Baek , Seung Woo Lee , Tae Won Lee
Abstract: A fuel reformer includes a housing. A mixing portion is provided in the housing, the mixing portion being a space for mixing fuel supplied from the outside with an EGR gas. A reforming catalyst portion is provided on a side opposite the mixing portion and is configured to reform the mixed fuel and the EGR gas in the mixing portion. A first heater is disposed around an outer periphery of the housing surrounding the mixing portion. A second heater is disposed around an outer periphery of the housing surrounding the reforming catalyst portion. The first and second heaters are configured to transmit thermal energy to the fuel reformer.
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公开(公告)号：US10393013B2
公开(公告)日：2019-08-27
申请号：US15158011
申请日：2016-05-18
Applicant: Hyundai Motor Company
Inventor： Woong Pyo Hong , In Woong Lyo , Hong Kil Baek , Su Jung Noh , Seung Jeong Oh , Seung Woo Lee , Bokyung Kim
Abstract: Disclosed are a coating layer including pores for thermal insulation and a method of preparing the same. As such, the coating layer may secure low thermal conductivity, low volume heat capacity and improved durability, such that the coating layer can be applied to an internal combustion engine.
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公开(公告)号：US20190003361A1
公开(公告)日：2019-01-03
申请号：US15811401
申请日：2017-11-13
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Seung Woo Lee , Hong Kil Baek , Tae Won Lee
Abstract: A fuel reforming system may include an engine combusting reformed gas to generate mechanical power, an intake line connected to the engine to supply reformed gas and air to the engine, an exhaust line connected to the engine to circulate exhaust gas expelled from the engine, a fuel reformer provided at an exhaust gas recirculation (EGR) line diverging from the exhaust line, into which a fuel is injected from the EGR line, mixing the fuel injected from the EGR line and the EGR gas, and reforming the fuel mixed in the EGR gas, and a catalyst disposed in the exhaust line and purifying nitrogen oxide included in the exhaust gas at a front end portion of the fuel reformer.
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公开(公告)号：US20180016442A1
公开(公告)日：2018-01-18
申请号：US15333682
申请日：2016-10-25
Applicant: Hyundai Motor Company
Inventor： Bokyung Kim , In Woong Lyo , Woong Pyo Hong , Hong Kil Baek , Su Jung Noh , Seung Jeong Oh , Seung Woo Lee
Abstract: Disclosed are a manufacturing method for a porous thermal insulation coating layer, a porous thermal insulation coating layer with substantially reduced thermal conductivity and volumetric heat capacity and an internal combustion engine including the porous thermal insulation coating layer thereby having excellent durability.
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Patent Agency Ranking
公开(公告)号：US09728701B2
公开(公告)日：2017-08-08
申请号：US14811404
申请日：2015-07-28
Applicant: HYUNDAI MOTOR COMPANY
Inventor： Jin Woo Kwak , In Woong Lyo , Kyong Hwa Song , Han Saem Lee , Hong Kil Baek , In Chang Chu , Gyung Bok Kim , Su Jung Noh , Seung Woo Lee
CPC classification number: H01L35/30 , F02G5/02 , Y02T10/166
Abstract: A thermoelectric generation apparatus includes a heat absorbing surface configured to absorb heat from an internal combustion engine, a heat generating surface bonded to the heat absorbing surface by a semiconductor and configured to discharge the heat to the outside, and a conductive converting part interposed between the heat absorbing surface and the internal combustion engine. The conductive converting part is configured to allow the heat to be conducted from the internal combustion engine to the heat absorbing surface when a temperature of the internal combustion engine is equal to or greater than a specific value.
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公开(公告)号：US20170122180A1
公开(公告)日：2017-05-04
申请号：US15273063
申请日：2016-09-22
Applicant: Hyundai Motor Company
Inventor： Seung Woo Lee , Hong Kil Baek , Bokyung Kim , In Woong Lyo , Woong Pyo Hong
CPC classification number: F01N13/14 , B01D53/94 , B01D53/9431 , B01D2255/30 , B01D2258/012 , F01N3/2803 , F01N3/2839 , F01N13/16 , F01N2510/02 , Y02A50/2322
Abstract: Disclosed herein is an after treatment device of an exhaust system for a vehicle. The after treatment device of an exhaust system for a vehicle is connected to an exhaust pipe and includes a canning main body in which a catalyst is received and may include a heat insulation coating layer formed on an inner wall surface of the canning main body.
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公开(公告)号：US09404398B2
公开(公告)日：2016-08-02
申请号：US14302774
申请日：2014-06-12
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Seung Woo Lee , Hyunjin Kang , Jae-Chun Kim , Hong Kil Baek , Gang Il Kim
CPC classification number: F01L1/344 , F01L2101/00 , F01L2250/02 , F01L2820/032
Abstract: A continuously variable valve timing device is provided and includes a cam sprocket connected with a camshaft having a plurality of cams to rotate the camshaft and an electric variable valve timing mechanism connected with the cam sprocket, and driven by an electric motor. A chain cover protects the cam sprocket and a chain system from foreign substances and an electric variable valve timing mechanism cover protects the electric variable valve timing mechanism from foreign substances. A seal ring partitions an internal space between the electric variable valve timing mechanism and the electric variable valve timing mechanism cover. In addition, a pressure maintaining device is mounted within the electric variable valve timing mechanism cover to maintain pressure formed within the internal space of the electric variable valve timing mechanism cover at about atmospheric pressure.
Abstract translation: 提供了一种连续可变气门正时装置，包括与凸轮轴连接的凸轮链轮，该凸轮轴具有多个凸轮以使凸轮轴转动，以及与该凸轮链轮连接并由电动机驱动的电动可变气门正时机构。 链条盖保护凸轮链轮和链条系统免受异物的影响，电动可变气门正时机构盖保护电动可变气门正时机构免受异物的影响。 密封环分隔电动可变气门正时机构和电动可变气门正时机构盖之间的内部空间。 此外，保压装置安装在电动可变气门正时机构盖内，以保持形成在电动可变气门正时机构盖的内部空间内的压力处于大气压附近。
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公开(公告)号：US10669428B2
公开(公告)日：2020-06-02
申请号：US15333682
申请日：2016-10-25
Applicant: Hyundai Motor Company
Inventor： Bokyung Kim , In Woong Lyo , Woong Pyo Hong , Hong Kil Baek , Su Jung Noh , Seung Jeong Oh , Seung Woo Lee
Abstract: Disclosed are a manufacturing method for a porous thermal insulation coating layer, a porous thermal insulation coating layer with substantially reduced thermal conductivity and volumetric heat capacity and an internal combustion engine including the porous thermal insulation coating layer thereby having excellent durability.
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公开(公告)号：US10584654B2
公开(公告)日：2020-03-10
申请号：US15831256
申请日：2017-12-04
Applicant: Hyundai Motor Company , Kia Motors Corporation
Inventor： Hong Kil Baek , Seung Woo Lee , Tae Won Lee
Abstract: A fuel reforming system may include an engine combusting reformed gas to generate mechanical power; an intake line connected to the engine to supply reformed gas and air to the engine; an exhaust line connected to the engine to circulate exhaust gas exhausted from the engine; a fuel reformer provided at an exhaust gas recirculation (EGR) line diverging from the exhaust line, mixing the EGR gas passing through the EGR line with the fuel and reforming the fuel mixed in the EGR gas; and an EGR flow controller determining a target opening degree of a flow rate control valve according to engine running condition, whether or not in a reforming running condition, required amount of EGR gas along to running condition, and controlling opening degree of the flow rate control valve on a basis of the target opening degree.
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