Patents Assigned to Korea Institute of Energy Research
  • Patent number: 10180253
    Abstract: A carbon dioxide conversion system is provided. The carbon dioxide conversion system includes: an ion transfer membrane that separates oxygen in the air; an oxy-fuel combustor that combusts using oxygen that is separated at the ion transfer membrane as an oxidizing agent; and a dry-reformer that converts carbon dioxide that is generated through an oxy-fuel combustion reaction of the oxy-fuel combustor and methane gas that is supplied from the outside to carbon monoxide and hydrogen by a dry-reforming reaction.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: January 15, 2019
    Assignees: KOREA INSTITUTE OF MACHINERY & MATERIALS, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Kew-Ho Lee, Kook-Young Ahn, Sang Gyu Kang, Young Duk Lee, Tae Sun Chang, Seung Eun Nam, Ji Haeung Yu, Jong Hoon Joo
  • Patent number: 10176932
    Abstract: A method of manufacturing a graphene composite including an ultrasonic-wave pulverization post-treatment process. The method includes radiating a microwave on a mixture of graphite oxide and a conducting agent, dispersing a resultant material, obtained during the radiating the microwave, in a liquid and performing ultrasonic-wave pulverization, and freeze-drying particles subjected to the ultrasonic-wave pulverization. The post-treatment process is added to the method of manufacturing the graphene composite including the reduced graphene oxide using the graphite oxide, thereby manufacturing a graphene composite having improved bindability with spherical activated carbon used to manufacture an active material. Further, the post-treated graphene composite is used to manufacture the active material and the supercapacitor, and accordingly, the active material can be thinly and densely applied to provide a supercapacitor having improved performance.
    Type: Grant
    Filed: August 16, 2016
    Date of Patent: January 8, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Sun-hwa Yeon, Myung-seok Jeon, Kyoung-hee Shin, Chang-soo Jin, Bum-suk Lee, Se-Kook Park, Dong-Ha Kim, Sang Ho Lee
  • Patent number: 10162011
    Abstract: The accelerated lifetime test device for a redox flow battery according to the present invention includes a test cell including a separator configured to exchange ions contained in an electrolyte, first and second manifolds disposed on both side surfaces of the separator and having openings through which the electrolyte flows, a cathode disposed on an outer side surface of the first manifold, an anode disposed on an outer side surface of the second manifold, and first and second end plates respectively disposed on outer side surfaces of the cathode and the anode, a rotator configured to uniformly disperse the electrolyte included in the test cell by rotating the test cell and a tester connected to each of the cathode and the anode of the test cell and configured to test performance of the test cell.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: December 25, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Junghoon Yang, Hyeonsun Yang, Changsoo Jin, Bumsuk Lee, Myungseok Jeon, Kyounghee Shin, Kyunam Jung, Sunhwa Yeon, Chanwoo Lee
  • Patent number: 10160917
    Abstract: A method of producing liquid fuel by a Fischer-Tropsch synthesis reaction using a thermal medium-circulated heat exchanger type reactor is provided. The thermal medium-circulated heat exchanger type reactor uses the cobalt metal foam catalyst including a metal foam coated with cobalt catalyst powder is used. Exothermic reaction heat generated by the Fischer-Tropsch synthesis reaction occurring in the cobalt metal foam catalyst layer of the tube unit is controlled by thermal medium oil circulating in the shell unit at a reaction temperature of 190˜250° C. and a reaction pressure of 20˜25 atm, and simultaneously the reaction is conducted, thus producing liquid fuel.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: December 25, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jung-Il Yang, Heon Jung, Dong-Hyun Chun, Ji-Chan Park
  • Patent number: 10160916
    Abstract: A thermal medium-circulated heat exchanger type reactor comprises: a tube unit configured such that synthesis gas is supplied to a cobalt catalyst layer filled with the cobalt metal foam catalysts each including a metal foam coated with cobalt catalyst powder to conduct a reaction; a shell unit configured to cover the tube unit such that thermal medium oil having a predetermined temperature is circulated to control reaction heat generated from a Fischer-Tropsch synthesis reaction; and an electric heater provided at the circumference of the shell unit to heat a cobalt catalyst layer to reduce and pretreat the cobalt catalyst layer.
    Type: Grant
    Filed: March 21, 2016
    Date of Patent: December 25, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jung-Il Yang, Heon Jung, Dong-Hyun Chun, Ji-Chan Park
  • Patent number: 10147864
    Abstract: This invention relates to a metalized skutterudite thermoelectric material having improved long-term stability and a method of manufacturing the same, wherein the skutterudite thermoelectric material is metalized with a multilayer structure including a Ti layer for preventing the diffusion of the skutterudite thermoelectric material and a Fe—Ni layer for preventing an increase in the thickness of an intermetallic compound layer, whereby the performance of the skutterudite thermoelectric material does not deteriorate due to diffusion and formation of the intermetallic compound even upon long-term use, thus exhibiting improved stability of use, and moreover, the lifetime and stability of a thermoelectric power generation module using the skutterudite thermoelectric material can be increased, whereby the power generation efficiency of the thermoelectric power generation module can be increased in the long term.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: December 4, 2018
    Assignees: KOREA INSTITUTE OF ENERGY RESEARCH, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sang Hyun Park, Chung-Yul Yoo, Young Hwan Jin, Hana Yoon, Byung jin Cho
  • Patent number: 10143986
    Abstract: The present invention relates to a fluidized bed system having a sparger capable of minimizing a blockage by solids and controlling method thereof.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: December 4, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: 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
  • Patent number: 10141579
    Abstract: Provided are a metal oxide-carbon nanomaterial composite, a method of preparing the metal oxide-carbon nanomaterial composite, a catalyst, a method of preparing the catalyst, and a catalyst layer that includes the catalyst and that is used for fuel cell electrodes. The metal oxide-carbon nanomaterial composite includes a metal oxide particle having a specific surface area of 5 square meters per gram (m2/g) or less, and a carbon nanomaterial formed on a surface of the metal oxide particle. The catalyst includes a metal oxide-carbon nanomaterial composite in which a carbon nanomaterial is formed on a metal oxide particle, and an active metal particle formed on a surface of the carbon nanomaterial.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: November 27, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Sung Dae Yim, Seong Hun Cho, Kwang Hyun Chang, Eun Ja Lim, Tae Hyun Yang, Young Jun Sohn, Byung Chan Bae, Seok Hee Park, Gu Gon Park, Chang Soo Kim, Seung Gon Kim, Min Jin Kim
  • Publication number: 20180335257
    Abstract: A hybrid drying apparatus including: a bed portion having a horizontally disposed top surface; an object-to-be-dried supplying portion configured to spread an object to be dried on the top surface of the bed portion; and a driving unit configured to rotate and drive the bed portion or the object-to-be-dried supplying portion, wherein the object to be dried supplied from the object-to-be-dried supplying portion is spread on the top surface of the bed portion while the bed portion or the object-to-be-dried supplying portion is rotated, and the top surface of the bed portion is heated in such a manner that a lower portion of the bed portion is primarily heated so that the bed portion is used to dry the object to be dried coated on the top surface of the bed portion by the object-to-be-dried supplying portion.
    Type: Application
    Filed: September 15, 2017
    Publication date: November 22, 2018
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Sung Il KIM, Sang Hyun OH, Ki Ho PARK
  • Patent number: 10121924
    Abstract: The invention relates a thin-film solar cell. In the related art, a buffer layer, a transparent electrode, and a grid electrode are formed on a light absorption layer, but in the invention, the buffer layer and the transparent electrode are not formed on a light absorption layer, and the buffer layer, the transparent electrode, and the grid electrode are formed under a CIGS face such that solar light is directly input to the light absorption layer without obstacles, and the first electrode and the buffer layer are patterned in a saw-toothed structure to engage with each other to reduce a distance by which electrons or holes generated by absorbing light energy move to the electrode or the buffer layer.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: November 6, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Young Joo Eo, Ara Cho, Jun Sik Cho, Joo Hyung Park, Kyung Hoon Yoon, Se Jin Ahn, Ji Hye Gwak, Jae Ho Yun, Kee Shik Shin, Seoung Kyu Ahn, Jin Su You, Sang Hyun Park
  • Patent number: 10118135
    Abstract: The present invention provides a virus hybrid separation film and a method for manufacturing the same, capable of improving selective permeability using nano-pores of a virus. The separation film according to the present invention comprises: a porous support layer; and an active layer, disposed on the porous support layer, for having a target material selectively permeate thereinto, wherein the active layer comprises: a plurality of virus assemblies having pores; and an impermeable supporter. The impermeable supporter is positioned between the plurality of virus assemblies and supports the virus assemblies.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: November 6, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Chul-Ho Park, Namjo Jeong, Harim Bae, Jiyeon Choi, Seung Cheol Yang
  • Patent number: 10112255
    Abstract: The present invention relates to a thin plate bonding method or a thin plate assembly, and more particularly, to a thin plate bonding method which includes coating with a coating material after increasing a surface roughness or increasing a surface roughness through coating with a coating material, and then, conducting diffusion bonding, such that excellent bonding strength is achieved even when the diffusion bonding is performed at low temperature and low pressure, thin plate deformation by thermal stress may be prevented, and high air tightness may be obtained since the coating material fills micro-pores.
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: October 30, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Jong-Soo Park, Kyung-Ran Hwang, Dong-Wook Lee, Ju-Seok Park, Chun-Boo Lee, Sung-Wook Lee, Duck-Kyu Oh, Jin-Woo Park, Min-Ho Jin
  • Patent number: 10115943
    Abstract: The present invention provides a battery packing module that includes: a heat dissipation member having a plurality of insertion cylinders arranged in a lattice type and a through-hole formed between the insertion cylinders in a direction that is parallel to the longitudinal direction of the insertion cylinders, wherein the outer circumferential surfaces of adjacent insertion cylinders are connected to each other; a plurality of cylindrical battery cells inserted into the insertion cylinders and configured to make contact with the inner circumferential surfaces of the insertion cylinders; and packing plates coupled to the upper ends and lower ends of the battery cells, wherein the packing plates have a current flow hole formed therein through which electrodes of the battery cells are exposed and battery mounting recesses formed therein in which the battery cells are mounted.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: October 30, 2018
    Assignee: Korea Institute Of Energy Research
    Inventors: Gang Chul Kim, Young Dug Pyo, Chong Pyo Cho, Young Min Woo, Jin Young Jang, Yong Jin Jung, Hae Kwang Kim, Oh Seuk Kwon, Chang Soo Jin
  • Patent number: 10112172
    Abstract: The present invention relates to an egg-shell type hybrid structure of highly dispersed nanoparticles-metal oxide support, a preparation method thereof, and a use thereof. Specifically, the present invention relates to an egg-shell type hybrid structure of highly dispersed nanoparticles-metal oxide support, providing an excellent platform in a size of nanometers or micrometers which can support nanoparticles selectively in the porous shell portion by employing a metal oxide support with an average diameter of nanometers or micrometers including a core of nonporous metal oxide and a shell of porous metal oxides, a preparation method thereof, and a use thereof.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: October 30, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Ji Chan Park, Jung Il Yang, Heon Jung, Ho Tae Lee, Dong Hyun Chun, Sung Jun Hong, Jae In Kwon
  • Patent number: 10108759
    Abstract: Provided is a method for optimization of fuel cells operating conditions using a hybrid model, and more particularly, a method for optimization of fuel cells operating conditions using a hybrid model which generates a life prediction model determined by time and temperature based on a theoretical performance model and an empirical durability model and estimates an optimal operation temperature in a target life based on the life prediction model.
    Type: Grant
    Filed: May 21, 2014
    Date of Patent: October 23, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Minjin Kim, Young-Jun Sohn, Gu-Gon Park, Byungchan Bae, Sung-Dae Yim, Young-Woo Choi, Seok-Hee Park, Tae-Hyun Yang, Won-Yong Lee, Chang-Soo Kim
  • Patent number: 10106424
    Abstract: A method of preparing silicon using silica includes placing silica in a reaction chamber; adding a reducing agent into the reaction chamber; feeding a material for impact into the reaction chamber and sealing the reaction chamber; and reducing the silica to silicon by allowing the material for impact to generate a physical impact inside the reaction chamber. The preparation method of silicon using silica does not employ a high-temperature high-pressure process and provides a preparation method of silicon by which the porous structure of the silica before a reduction reaction is maintained within the silicon even after the reaction.
    Type: Grant
    Filed: July 1, 2016
    Date of Patent: October 23, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Won Chul Cho, Myung Won Seo, Hai In Lee, Jae Goo Lee, Ho Won Ra, Sang Jun Yoon, Tae Young Mun
  • Patent number: 10105685
    Abstract: Provided are particle size-controlled, chromium oxide particles or composite particles of iron oxide-chromium alloy and chromium oxide; a preparation method thereof; and use thereof, in which the chromium oxide particles or the composite particles of iron oxide-chromium alloy and chromium oxide having a desired particle size are prepared in a simpler and more efficient manner by using porous carbon material particles having a large pore volume as a sacrificial template. When the chromium oxide particles or the composite particles of iron oxide-chromium alloy and chromium oxide thus obtained are applied to gas-phase and liquid-phase catalytic reactions, they are advantageous in terms of diffusion of reactants due to particle uniformity, high-temperature stability may be obtained, and excellent reaction results may be obtained under severe reaction environment.
    Type: Grant
    Filed: April 26, 2016
    Date of Patent: October 23, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Ji Chan Park, Jung Il Yang, Tak Hyoung Lim, Heon Jung, Shin Wook Kang
  • Patent number: 10105638
    Abstract: An apparatus separating carbon dioxide from combustion gas using separation membranes, which includes: a first separation membrane in which combustion gas is injected into an inlet side of the first separation membrane; a second separation membrane in which residue gas of the first separation membrane is injected into an inlet side of the second separation membrane; and a third separation membrane in which permeate gas of the first separation membrane is injected into an inlet side of the third separation membrane, wherein at least a part of permeate gas of the third separation membrane is captured, and residue gas of the third separation membrane is injected into the inlet side of the first separation membrane or the second separation membrane. The present invention can be easily applied to an actual process by efficiently separating carbon dioxide using separation membranes.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: October 23, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jeong-Gu Yeo, Jong-ho Moon, Jung-hyun Lee, Young Cheol Park
  • Patent number: 10099171
    Abstract: A gas capture plant is provided. The gas capture plant includes an absorption tower for dissolving an object gas that requires regeneration in a lean absorbent liquid to produce rich absorbent liquid. A regeneration tower heats the rich absorbent liquid produced in the absorption tower to produce the lean absorbent liquid from which the regeneration gas is separated and the produced lean absorbent liquid is supplied back to the absorption tower. A gas condensing device condenses the regeneration gas received from the regeneration tower to separate condensate and target gas, thereafter, supplying the separated condensate to the regeneration tower, and exhausting the separated target gas. The gas condensing device includes a condenser and a reflux apparatus disposed within one housing and the condenser is disposed above the reflux apparatus.
    Type: Grant
    Filed: December 2, 2015
    Date of Patent: October 16, 2018
    Assignees: Hyundai Motor Company, Korea Institute of Energy Research
    Inventors: Shin-Tae Bae, Sungchan Nam, Sungyeoul Park, Yeoil Yoon
  • Patent number: 10096739
    Abstract: A method for manufacturing a light absorption layer of a thin film solar cell in in a method for manufacturing a solar cell transparent electrode may be provided that includes: manufacturing a Ib group element-VIa group element binary system nano particle (s100); manufacturing a binary system nano particle slurry of the Ib group element-VIa group element by adding a solvent, binder and a solution precursor including Va group element to the Ib group element-VIa group element binary system nano particle (s200); distributing and mixing the binary system nano particle slurry of the Ib group element-VIa group element (s300); coating the binary system nano particle slurry of the Ib group element-VIa group element on the rear electrode layer 200 (s400); and performing a heat treatment process on the coated nano particle slurry by supplying the VIa group element (s500).
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: October 9, 2018
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ara Cho, Kyung Hoon Yoon, Se Jin Ahn, Jae Ho Yun, Jihye Gwak, Kee Shik Shin, Young Joo Eo, Seoung Kyu Ahn, Jun Sik Cho, Jin Su You, Joo Hyung Park, Ki Hwan Kim