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公开(公告)号：US20210189258A1
公开(公告)日：2021-06-24
申请号：US17054345
申请日：2019-05-10
申请人： KOREA INSTITUTE OF MACHINERY & MATERIALS , CENTER KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
发明人： Sungkwon JO , Seongil CHOI , Donghyun CHO , Dae-hoon LEE , Kwan-Tae KIM , Younghoon SONG , Yong-Ki PARK , Na Young KANG
摘要： A catalyst regenerator according to an embodiment of the present invention, as a catalyst regenerator that regenerates a coked catalyst separated from a product produced in an endothermic catalytic reaction of a fluidized bed reactor, includes: a reaction chamber that includes a regeneration space, receives the coked catalyst from a standpipe connected to the regeneration space, and discharges a regenerated catalyst to an outlet; a fuel supplier that is connected to the reaction chamber to inject a fuel for combustion into the regeneration space; and a fuel supplier that is connected to the reaction chamber to inject an air for combustion into the regeneration space, wherein the fuel injected from the fuel supplier is a reformed fuel containing hydrogen and carbon monoxide.
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公开(公告)号：US20170284260A1
公开(公告)日：2017-10-05
申请号：US15507327
申请日：2015-08-24
发明人： Dae-hoon LEE , Younghoon SONG , Kwan-Tae KIM , Sung Hyun PYUN
IPC分类号： F01N3/20
CPC分类号： F01N3/2066 , B01D53/9431 , B01D2251/2067 , B01D2259/818 , F01N3/30 , F01N3/36 , F01N2240/28 , F01N2410/00 , F01N2570/14 , F01N2610/02 , Y02A50/2344 , Y02T10/24
摘要： A plasma selective catalytic reduction (SCR) system according to an exemplary embodiment of the present invention includes: an exhaust pipe connected to an engine to communicate exhaust gas; a plasma burner installed in a first bypass line connected to the exhaust pipe, and configured to supply fuel to discharged plasma and form flame; a urea solution injector installed in the first bypass line at a rear side of the plasma burner, and configured to inject a urea solution to exhaust gas heated by the flame and generate ammonia; and an SCR catalyst installed in the exhaust pipe at a rear side of the urea solution injector, and configured to reduce a nitrogen oxide included in the exhaust gas with the ammonia.
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公开(公告)号：US20240254635A1
公开(公告)日：2024-08-01
申请号：US18561021
申请日：2022-06-23
发明人： You-Na KIM , Dae-hoon LEE , Younghoon SONG , Kwan-Tae KIM , Hong Jae KANG , Hohyun SONG , Heesoo LEE
CPC分类号： C25B1/27 , C01B21/203 , C25B15/08
摘要： An ammonia generator using plasma according to an embodiment of the present invention includes a plasma reactor that generates a plasma discharge using nitrogen (N2) as a discharge gas, generates hydrogen (H2) and oxygen (O2) from water (H2O) using energy of the plasma, generates nitrogen monoxide (NO) from the oxygen (O2) and the nitrogen (N2), and supplies the hydrogen (H2) and the nitrogen monoxide (NO), a first reactor that generates ammonia (NH3) by first action on the nitrogen (N2), the nitrogen monoxide (NO), and the hydrogen (H2) supplied from the plasma reactor, and a second reactor that additionally generates the ammonia (NH3) by second action on a nitrate solution (NO3−) generated in the plasma reactor.
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公开(公告)号：US20190176141A1
公开(公告)日：2019-06-13
申请号：US16306620
申请日：2017-02-01
发明人： Dae-hoon LEE , Kwan-Tae KIM , Sungkwon JO , Yong-Ki PARK
摘要： A catalyst regenerator mixing naphtha and a catalyst with each other to cause a naphtha cracking reaction, separating a coked catalyst and produced olefin from each other, and regenerating the coked and falling catalyst, includes: a vessel accommodating a catalyst layer formed by stacking the catalyst; a partial oxidation burner producing a high-temperature gas containing solid carbon; and supply nozzles connected to the partial oxidation burner, installed on a bottom of the vessel toward the falling catalyst and the catalyst layer, and spraying the high-temperature gas containing the solid carbon to the catalyst and the catalyst layer.
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公开(公告)号：US20240343565A1
公开(公告)日：2024-10-17
申请号：US18430817
申请日：2024-02-02
发明人： Dae-hoon LEE , Sungkwon JO , Hong Jae KANG , Kwan-Tae Kim , Younghoon SONG
CPC分类号： C01B3/388 , B01J38/10 , C01B2203/0261 , C01B2203/063 , C01B2203/0877 , C01B2203/0883 , C01B2203/1241 , C01B2203/1619
摘要： Provided is a system for supplying a reformed product from by-product gas to a catalyst regenerator of a catalytic olefins production process. The system includes a reactor configured to mix naphtha and a catalyst to produce olefins through a cracking reaction of naphtha, and then separate the coked catalyst and olefins to discharge the coked catalyst, a catalyst regenerator configured to regenerate the coked catalyst introduced from the reactor and recirculate and supply the regenerated catalyst to the reactor, an air supplier configured to supply burning air to the catalyst regenerator, and a catalytic partial oxidation reformer configured to reform by-product gas containing methane as a main component to supply a reformed product containing hydrogen and carbon monoxide as a main component to the catalyst regenerator and regenerate the coked catalyst.
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6.发明申请公开(公告)号：US20230045639A1
公开(公告)日：2023-02-09
申请号：US17904764
申请日：2021-03-16
发明人： Dae-hoon LEE , Duy Khoe DINH , Hong Jae KANG , Kwan-Tae KIM , Hohyun SONG , You-Na KIM , Heesoo LEE , Younghoon SONG
摘要： A method of converting a hydrocarbon-based material into acetylene or ethylene according to an embodiment of the present invention includes a supply step of supplying a gaseous or liquid hydrocarbon-based material to a plasma reactor, and a temperature control step of creating a temperature condition of a decomposition reaction of converting the hydrocarbon-based material into acetylene or ethylene in a reaction space in the plasma reactor.
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7.发明申请公开(公告)号：US20190217284A1
公开(公告)日：2019-07-18
申请号：US16336040
申请日：2017-09-22
发明人： Dae-hoon LEE , Kwan-Tae KIM , Sungkwon JO , Yong-Ki PARK
摘要： A catalyst regenerator includes: a container including a catalyst inlet through which a coked catalyst is introduced and a catalyst outlet to which a regenerated catalyst is discharged; a first supply unit formed below the catalyst inlet and supplying a syngas containing solid carbon to the coked catalyst introduced into the container; and a second supply unit formed below the first supply unit and supplying high-temperature air into the container.
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公开(公告)号：US20240286106A1
公开(公告)日：2024-08-29
申请号：US18573616
申请日：2022-06-23
发明人： You-Na KIM , Dae-hoon LEE , Younghoon SONG , Kwan-Tae KIM , Hong Jae KANG , Heesoo LEE , Hohyun SONG
CPC分类号： B01J19/088 , B01J19/245 , B01J19/26 , B01J2219/0869 , B01J2219/0879 , B01J2219/0896
摘要： An apparatus for depolymerizing a hydrocarbon-based material according to an embodiment of the present disclosure includes a supply unit configured to supply a liquid hydrocarbon, a plasma generation unit configured to generate plasma for supplying thermal energy to the hydrocarbon in the supply unit, a reaction unit provided between the supply unit and the plasma generation unit and configured to convert the liquid hydrocarbon, and a separation unit connected to the reaction unit and configured to separate an unreacted hydrocarbon, a liquid product, and a gaseous product of an aromatic compound that is created by conversion in the reaction unit and introduced.
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公开(公告)号：US20240286105A1
公开(公告)日：2024-08-29
申请号：US18025015
申请日：2021-09-07
发明人： Dae-hoon LEE , You-Na KIM , Hong-Jae KANG , Hohyun Song , Heesoo LEE , Younghoo SONG , Kwan-Tae KIM , Iqbal MUZAMMIL
CPC分类号： B01J19/088 , B01J6/008 , B01J19/0013 , B01J19/126 , C01B3/24 , C01C1/0417 , B01J2219/0869 , B01J2219/0871 , B01J2219/0883 , B01J2219/0896 , B01J2219/1269 , C01B2203/0272 , C01B2203/068 , C01B2203/0883
摘要： An apparatus for producing ammonia using electric discharge of water according to an embodiment of the present invention includes a plasma decomposition reaction part configured to produce hydrogen (H2) and oxygen (O2) from water by supplying the water to plasma generated by using nitrogen gas (N2) as electric discharge gas and produce nitrogen monoxide (NO) and nitrogen dioxide (NO2) by allowing oxygen (O2) to react with nitrogen (N2), a thermal decomposition reaction part connected to a lower side of the plasma decomposition reaction part and configured to produce solid carbon and hydrogen (H2) by decomposing water and hydrocarbon by further supplying hydrocarbon or hydrogen to an additional supply port, and a synthetic catalyst part connected to the thermal decomposition reaction part and configured to produce ammonia (NH3) by synthesizing hydrogen (H2) and nitrogen monoxide (NO) separated from water.
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公开(公告)号：US20170196444A1
公开(公告)日：2017-07-13
申请号：US15314566
申请日：2015-03-20
发明人： Sung Hyun PYUN , Dae-hoon LEE , YoungHoon SONG , Kwan-Tae KIM
IPC分类号： A61B1/05 , A61B5/00 , A61B1/015 , G01N21/71 , H04N5/225 , G02B23/24 , G01N21/31 , A61B1/07 , A61B1/00
CPC分类号： A61B1/051 , A61B1/00091 , A61B1/00094 , A61B1/00096 , A61B1/015 , A61B1/018 , A61B1/0669 , A61B1/07 , A61B5/0075 , A61B5/6847 , A61B2505/05 , A61B2562/0233 , G01J3/0208 , G01J3/0218 , G01J3/28 , G01J3/443 , G01N21/31 , G01N21/39 , G01N21/718 , G01N21/73 , G01N2201/06113 , G02B23/2469 , G02B23/2484 , G02B23/26 , H04N5/2256 , H04N2005/2255
摘要： A laser-induced breakdown spectroscope according to an exemplary embodiment of the present invention includes: a laser head which emits a laser beam; a focusing lens which focuses the laser beam on a target specimen; a plasma reactor unit which amplifies first plasma, which is generated on the target specimen positioned at a focal point of the laser beam passing through the focusing lens, by controlling electron density and electron energy of the first plasma; a collection lens which focuses second plasma amplified by the plasma reactor unit; and a spectrophotometer which analyzes the second plasma focused by the collection lens.
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