Patents by Inventor Sung-Ho Jo
Sung-Ho Jo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20180272304Abstract: The present invention relates to a fluidized bed system having a sparger capable of minimizing a blockage by solids and controlling method thereof.Type: ApplicationFiled: August 29, 2017Publication date: September 27, 2018Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-Jung RYU, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Chang-keun YI, Gyoung-tae JIN, Do-won SHUN, Jae-hyeon PARK, Young Cheol PARK, Jong-ho MOON, Hyo Jin LEE, Do Yeon LEE, Dong-ho LEE, Jeom In BAEK
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Patent number: 10046968Abstract: A desulfurization system removes sulfur ingredients included in synthetic gas generated from gasification of coal in a high temperature dry state. The system includes a desulfurization reactor, a desulfurization cyclone, and first and second regeneration reactors branched with the desulfurization cyclone. A first oxidizing agent is injected to a first oxidizing agent inlet of the first regeneration reactor, and a second oxidizing agent is injected to a second oxidizing agent inlet of the second regeneration reactor. A controller operates one of the first and second regeneration reactors in a regeneration mode, controlling the other to operate in a desulfurization mode.Type: GrantFiled: August 10, 2016Date of Patent: August 14, 2018Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, Young Cheol Park, Jong-ho Moon, Hyo Jin Lee, Jeom In Baek
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Patent number: 9963400Abstract: A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector.Type: GrantFiled: August 26, 2016Date of Patent: May 8, 2018Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Ji-bong Joo
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Publication number: 20170268768Abstract: Disclosed are an apparatus and a method for measuring the height of a solid bed in a high-temperature and high-pressure fluidized bed system, and a fluidized bed system having the solid bed height measuring apparatus. The solid bed height measuring apparatus includes a lower pressure probe mounted at an upper side as high as a first height from a gas distributor of a fluidized bed reactor to measure pressure of the mounted location, and a middle pressure probe mounted at an upper side as high as a second height from the lower probe to measure pressure of the mounted location. An upper pressure probe is mounted at the top of the fluidized bed reactor to measure the inside pressure of the fluidized bed reactor. First and second differential pressure gauges are used for measuring differential pressures.Type: ApplicationFiled: April 20, 2016Publication date: September 21, 2017Inventors: Ho-jung RYU, Dong-ho LEE, Gyoung-tae JIN, Do-won SHUN, Chang-keun YI, Jae-hyeon PARK, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Young Cheol PARK, Jong-ho MOON
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Patent number: 9725374Abstract: A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector.Type: GrantFiled: November 13, 2014Date of Patent: August 8, 2017Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Ji-bong Joo
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Patent number: 9683737Abstract: A chemical looping combustion apparatus for solid fuels using different oxygen carriers is provided. The chemical looping combustion apparatus includes: a solid fuel chemical looping combustor configured to receive solid fuels and to produce carbon dioxide and steam by combustion of the solid fuels; a gaseous fuel chemical looping combustor configured to receive gaseous fuels and to produce carbon dioxide and steam by combustion of the gaseous fuels; and a devolatilization reactor configured to produce solids and gases by devolatilizing the solid fuels, and the solid fuels received by the solid fuel chemical looping combustor and the gaseous fuels received by the gaseous fuel chemical looping combustor are the solids and the gases produced by the devolatilization reactor, respectively. Accordingly, a reaction rate and an amount of oxygen transfer can increase, and necessity for low-priced oxygen carriers and a make-up cost of low-priced oxygen carriers can be reduced.Type: GrantFiled: July 1, 2014Date of Patent: June 20, 2017Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-jung Ryu, Gyoung-tae Jin, Chang-keun Yi, Do-won Shun, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Dong-ho Lee, Ji-bong Joo
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Publication number: 20170044014Abstract: A desulfurization system removes sulfur ingredients included synthetic gas generated from gasification of coal in a high temperature dry state. The system includes a desulfurization reactor, a desulfurization cyclone, and first and second regeneration reactors branched in the desulfurization cyclone. A first oxidizing agent is injected to a first oxidizing agent inlet of the first regeneration reactor, and a second oxidizing agent is injected to a second oxidizing agent inlet of the second regeneration reactor. A controller operates one of the first and second regeneration reactors in a regeneration mode, controlling the other to operate in a desulfurization mode.Type: ApplicationFiled: August 10, 2016Publication date: February 16, 2017Inventors: Ho-jung RYU, Dong-ho LEE, Gyoung-tae JIN, Do-won SHUN, Chang-keun YI, Jae-hyeon PARK, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, Young Cheol PARK, Jong-ho MOON, Hyo Jin Lee, Jeom In Baek
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Publication number: 20160362348Abstract: A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector.Type: ApplicationFiled: August 26, 2016Publication date: December 15, 2016Inventors: Ho-jung RYU, Dong-ho LEE, Gyoung-tae JIN, Do-won SHUN, Chang-keun YI, Jae-hyeon Park, Dal-hee BAE, Sung-ho JO, Seung-yong LEE, YoungCheol PARK, Jong-ho MOON, Ji-bong JOO
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Publication number: 20160046540Abstract: A system for preventing a catalyst from overheating is provided. The system includes: a first reactor filled with a catalyst at least in part and configured to receive reaction gas and produce product gas; and a second reactor configured to cool a catalyst discharged from the first reactor. The catalyst is circulated between the first reactor and the second reactor by injecting the catalyst cooled in the second reactor into the first rector.Type: ApplicationFiled: November 13, 2014Publication date: February 18, 2016Inventors: Ho-jung Ryu, Dong-ho Lee,, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Ji-bong Joo
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Patent number: 9192904Abstract: A fluidized bed reactor is provided. The fluidized bed reactor includes a screw conveyor configured to penetrate through an upper portion of the fluidized bed reactor and to discharge solid particles to an outside from the fluidized bed reactor. The screw conveyor is configured to have an upper end protrude from the upper portion of the fluidized bed reactor and a lower end located at a height equal to or higher than a height of a distributor of the fluidized bed reactor.Type: GrantFiled: November 13, 2014Date of Patent: November 24, 2015Assignee: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Ho-jung Ryu, Dong-ho Lee, Gyoung-tae Jin, Do-won Shun, Chang-keun Yi, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Ji-bong Joo
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Publication number: 20150174546Abstract: The present invention relates to a fluidized bed reactor capable of varying flow velocity, in which the flow velocity in the fluidized bed reactor varies to maintain the smooth transportation of solid particles while increasing the concentration of a gaseous reactant in relation to the solid particles. The fluidized bed reactor comprises: a lower high-speed unit into which solid particles and fluid particles are introduced; a middle low-speed unit continuously connected to an upper portion of the lower high-speed unit so that the flow velocity therein becomes lower than that in the lower high-speed unit; and an upper high-speed unit continuously connected to an upper portion of the middle low-speed unit so that the flow velocity therein becomes higher than that in the middle low-speed unit.Type: ApplicationFiled: May 21, 2013Publication date: June 25, 2015Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Chang-Keun Yi, Ho-Jung Ryu, Young-Cheol Park, Sung-Ho Jo, Gyoung Tae Jin, Dowon Shun, Dal-Hee Bae, Jaehyeon Park, Seung-Yong Lee, Jong-Ho Moon, Dong-Ho Lee
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Publication number: 20150010873Abstract: A chemical looping combustion apparatus for solid fuels using different oxygen carriers is provided. The chemical looping combustion apparatus includes: a solid fuel chemical looping combustor configured to receive solid fuels and to produce carbon dioxide and steam by combustion of the solid fuels; a gaseous fuel chemical looping combustor configured to receive gaseous fuels and to produce carbon dioxide and steam by combustion of the gaseous fuels; and a devolatilization reactor configured to produce solids and gases by devolatilizing the solid fuels, and the solid fuels received by the solid fuel chemical looping combustor and the gaseous fuels received by the gaseous fuel chemical looping combustor are the solids and the gases produced by the devolatilization reactor, respectively. Accordingly, a reaction rate and an amount of oxygen transfer can increase, and necessity for low-priced oxygen carriers and a make-up cost of low-priced oxygen carriers can be reduced.Type: ApplicationFiled: July 1, 2014Publication date: January 8, 2015Inventors: Ho-jung Ryu, Gyoung-tae Jin, Chang-keun Yi, Do-won Shun, Jae-hyeon Park, Dal-hee Bae, Sung-ho Jo, Seung-yong Lee, YoungCheol Park, Jong-ho Moon, Dong-ho Lee, Ji-bong Joo
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Patent number: 8852329Abstract: Disclosed is a dry carbon dioxide capturing device which can improve sorption efficiency by supplying sorbent for absorbing carbon dioxide or exhaust gas containing carbon dioxide to a recovery reactor in multistages at various heights. The dry carbon dioxide (CO2) capturing device with multistage supply structure comprises a recovery reactor 102 to recover CO2 by contacting a solid sorbent with exhaust gas; a recovery cyclone 110 connected to the recovery reactor 102 to discharge a gas while separating the CO2-captured solid sorbent only; a regenerator 114 connected to the recovery cyclone 110 to receive the CO2-captured solid sorbent and separate CO2 captured in the solid sorbent; and a pre-treatment reactor 122 connected to the regenerator 114 for cooling the solid sorbent free from CO2, wherein at least one of the exhaust gas supply line and the sorbent supply line has two or more arranged according to the height of the recovery reactor 102.Type: GrantFiled: November 20, 2012Date of Patent: October 7, 2014Assignee: Korea Institute of Energy ResearchInventors: Chang-Keun Yi, Young Cheol Park, Sung-Ho Jo, Gyoung Tae Jin, Dowon Shun, Dal-Hee Bae, Jaehyeon Park, Ho-Jung Ryu, Seung-Yong Lee, Jong-Ho Moon, Dong-Ho Lee
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Patent number: 8764890Abstract: Disclosed is a dry CO2 capturing device using multi sorbents so as to maintain the sorption rate for exhaust gas containing CO2. The dry carbon dioxide (CO2) capturing device comprises at least two dry carbon dioxide (CO2) capturing parts comprising: a first and second recovery reactors 104 and 105 to recover CO2 by contacting a solid sorbent with exhaust gas; a first and second recovery cyclones 106 and 122 connected to the recovery reactors; a first and second regenerators 110 and 126 connected to the recovery cyclones; and a first and second pre-treatment reactors 116 and 132 connected to the regenerators through sorbent supply lines.Type: GrantFiled: November 30, 2012Date of Patent: July 1, 2014Assignee: Korea Institute of Energy ResearchInventors: Chang-Keun Yi, Young Cheol Park, Sung-Ho Jo, Gyoung Tae Jin, Dowan Shun, Dal-Hee Bae, Jaehyeon Park, Ho-Jung Ryu, Seung-Yong Lee, Jong-Ho Moon, Dong-Ho Lee
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Patent number: 8753437Abstract: Disclosed is a dry CO2 capturing device with improved energy efficiency, which utilizes a difference in temperature between a regeneration operation of isolating CO2 from an sorbent containing CO2 absorbed therein and a pre-treatment operation of allowing H2O to be adsorbed to CO2. The dry carbon dioxide (CO2) capturing device, includes a recovery reactor for recovering CO2, a recovery cyclone for discharging a gas while separating the CO2-captured solid sorbent only, a regenerator for receiving the CO2-captured solid sorbent and separating CO2 captured in the solid sorbent, and a pre-treatment reactor for cooling the solid sorbent free from CO2, wherein a first heat exchanger is provided between the recovery cyclone and the regenerator to pass the CO2-captured solid sorbent therethrough, and a second heat exchanger is provided between the pre-treatment reactor and the regenerator to pass the solid sorbent free from CO2 therethrough.Type: GrantFiled: October 11, 2012Date of Patent: June 17, 2014Assignee: Korea Institute of Energy ResearchInventors: Chang-Keun Yi, Young Cheol Park, Sung-Ho Jo, Gyoung Tae Jin, Dowon Shun, Dal-Hee Bae, Jaehyeon Park, Ho-Jung Ryu, Seung-Yong Lee, Jong-Ho Moon, Dong-Ho Lee
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Patent number: 8551232Abstract: Disclosed is a dry carbon dioxide capture apparatus with improved carbon dioxide capture efficiency through preventing gas backflows into vertical transport lines. The dry CO2 capture apparatus includes a capture reactor having a capture buffer chamber on the bottom side, a capture diffusion plate on top of the capture buffer chamber, and adsorbent particles in a space above the capture diffusion plate; a first separator connected to the capture reactor through a vertical transport line; a regenerator having a regeneration buffer chamber on the bottom side, a regenerating diffusion plate on top of the regeneration buffer chamber, and adsorbent particles in a space above the regenerating diffusion plate; a second separator connected to the regenerator through a gas separation line; and a second particle transfer line connected to the regenerator at one end and connected to the capture reactor at the other end.Type: GrantFiled: October 28, 2011Date of Patent: October 8, 2013Assignee: Korea Institute of Energy ResearchInventors: Chang-Keun Yi, Gyong-Tae Jin, Do-Won Sun, Sung-Ho Jo, Jae-Hyeon Park, Dal-Hee Bae, Ho-Jung Ryu, Young-Cheol Park, Seung-Yong Lee, Jong-Ho Moon
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Patent number: 8496895Abstract: Disclosed are an exhaust gas treating apparatus and a treating method for a carbon dioxide capture process, in which harmful substances remaining in the exhaust gas discharged from the conventional flue-gas desulfurization process are additionally removed for efficient performance of the carbon dioxide capture process. According to the exhaust gas treating apparatus for a carbon dioxide capture process, it has the effects of minimizing the installation space of desulfurization equipment and reducing the process cost. In addition, by keeping the contaminants contained in the gas introduced in the carbon dioxide capture equipment below a proper level, absorption performance can be improved as degradation of the absorbent used in the carbon dioxide capture process is prevented. After all, it has an advantage of preventing the pollution by the exhaust gas discharged into the atmosphere.Type: GrantFiled: January 27, 2012Date of Patent: July 30, 2013Assignee: Korea Institute of Energy ResearchInventors: Hyung-Keun Lee, Won-Kil Choi, Hang-Dae Jo, Chang-Keun Yi, Sung-Ho Jo, Young-Cheol Park
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Publication number: 20130028820Abstract: Disclosed are an exhaust gas treating apparatus and a treating method for a carbon dioxide capture process, in which harmful substances remaining in the exhaust gas discharged from the conventional flue-gas desulfurization process are additionally removed for efficient performance of the carbon dioxide capture process. According to the exhaust gas treating apparatus for a carbon dioxide capture process, it has the effects of minimizing the installation space of desulfurization equipment and reducing the process cost. In addition, by keeping the contaminants contained in the gas introduced in the carbon dioxide capture equipment below a proper level, absorption performance can be improved as degradation of the absorbent used in the carbon dioxide capture process is prevented. After all, it has an advantage of preventing the pollution by the exhaust gas discharged into the atmosphere.Type: ApplicationFiled: January 27, 2012Publication date: January 31, 2013Applicant: Korea Institute of Energy ResearchInventors: Hyung-Keun Lee, Won-Kil Choi, Hang-Dae Jo, Chang-Keun Yi, Sung-Ho Jo, Young-Cheol Park
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Patent number: 8349058Abstract: A regeneration reactor of a CO2 capture system is disclosed. According to an embodiment of the present invention, in the CO2 capture system comprising a capture reactor selectively adsorbing CO2 by bringing a CO2-containing gas supplied from the outside into contact with a solid adsorbent, and a regeneration reactor separating the adsorbed CO2 from the solid adsorbent adsorbed with the CO2, the regeneration reactor includes a chamber having an inverted truncated cone shape being widened toward an upper part and narrowed toward a lower part, such that a pressure in the regeneration reactor is constantly maintained through the whole part and accordingly, a flow velocity in the chamber can be constantly maintained.Type: GrantFiled: February 11, 2008Date of Patent: January 8, 2013Assignee: Korea Institute of Energy ResearchInventors: Chang-Keun Yi, Gyoung-Tae Jin, Do-Won Shun, Sung-Ho Jo, Jae-Hyeon Park, Dal-Hee Bae, Ho-Jung Ryu, Young-Cheol Park, Seung-Yong Lee
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Publication number: 20120313008Abstract: A fluorescence detector for detecting fluorescence emitted from at least one sample contained in at least one sample unit, the fluorescence detector including at least one irradiating module which irradiates an excitation light to the sample; a fluorescence selecting unit which selectively transmits fluorescence emitted from the sample; a light-receiving unit which detects the fluorescence; and a telecentric lens positioned between the fluorescence selecting unit and the light-receiving unit, wherein each of the at least one irradiating module comprises: at least one light source which emits a light; an excitation light selecting unit which converts the light emitted from the at least one light source into the excitation light; and a beamsplitter which controls the excitation light to travel to the sample, and transmits the fluorescence emitted from the sample.Type: ApplicationFiled: June 8, 2012Publication date: December 13, 2012Applicant: SAMSUNG TECHWIN CO., LTD.Inventors: Sung-Ho JO, Seong-Kook KIM, Tae-Gon KIM