Patents Assigned to Korea Institute of Energy Research
  • Patent number: 10818953
    Abstract: An apparatus and process are provided for electricity production and high-efficiency trapping of carbon dioxide, using carbon dioxide within combustion exhaust gas and converging technologies associated with a carbon dioxide absorption tower and a generating device using ions which uses a difference in concentration of salinity between seawater and freshwater. It is expected that enhanced electrical energy production efficiency, an effect of reducing costs for the operation of a carbon dioxide trapping process, and electricity production from carbon dioxide, which is a greenhouse gas, can be simultaneously achieved by increasing the difference in concentration using an absorbent for absorbing carbon dioxide.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: October 27, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yeo Il Yoon, Han Ki Kim, Sung Chan Nam, Chan Soo Kim, Sung Youl Park, Nam Jo Jeong, Young Eun Kim
  • Patent number: 10816604
    Abstract: Disclosed are an apparatus and method for estimating a state-of-charge of a zinc flow battery by measuring a concentration of zinc ions contained in an electrolyte through an open-circuit voltage (OCV). The apparatus according to embodiments of the present invention can estimate effectively the state-of-charge of the zinc flow battery from the concentration of zinc ions measured through the OCV of the working electrode with respect to the reference electrode when the measuring electrodes are installed in the cathode electrolyte tank or the anode electrolyte tank.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: October 27, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Junghoon Yang, Kyunam Jung, Nari Yun, Hyunju Lee
  • Patent number: 10815577
    Abstract: The present invention relates to a method and an apparatus of preparing a reduction product of carbon dioxide by electrochemically reducing carbon dioxide.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: October 27, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ki Tae Park, Soon Kwan Jeong, Hak Joo Kim, Seong Pil Kang, Min Hye Youn
  • Publication number: 20200330920
    Abstract: The present invention relates to a method for regenerating an acid gas absorbent using Ag2O and Ag2CO3 mixed catalyst in an acid gas absorbent regeneration process in an acid gas capture process using an amine absorbent absorbing acid gas. Regeneration method of carbon dioxide absorbent using Ag2O and Ag2CO3 mixed catalyst of the present invention promotes the decomposition of carbon dioxide-bound carbamate from the carbon dioxide-absorbed absorbent of Ag2O and Ag2CO3 mixed catalysts through a novel catalytic reaction pathway to remove efficiently.
    Type: Application
    Filed: February 18, 2019
    Publication date: October 22, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: IL HYUN BAEK, Sung Chan NAM, Sung Youl PARK
  • Patent number: 10809214
    Abstract: The present invention relates to a small size thermal conductivity measuring apparatus of a pellet type hydrogen storage alloy, a measuring method, and an analysis system. More specifically, a small size thermal conductivity measuring device of a hydrogen storage alloy pellet, includes: a measurement sample unit which is a target to be measured and is configured by a hydrogen storage alloy pellet; a reference material unit in which one surface is configured to be in contact with one surface of the measurement sample unit and a mounting groove is formed one side of the contact surface; and a thermal probe which is mounted in the mounting groove to measure a thermal conductivity of the measurement sample unit based on a temperature change.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: October 20, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Sang Il Park, Chang-bog Ko, Moon-sun Chung, Jong-won Kim, Won-chul Cho
  • Publication number: 20200309169
    Abstract: The present disclosure relates to a decompression apparatus for superheated steam comprising: a temperature raising unit having an inlet connected to an exit side of a boiler for introducing steam discharged from the exit of the boiler, and an outlet for raising the temperature of steam introduced through the inlet and discharging it; a steam utilizing unit connected to the outlet and using the steam discharged from the outlet; and a decompression unit installed at one or all of a section between the exit side of the boiler and the inlet and a section between the outlet and the steam utilizing unit, the decompression unit controlling temperature of steam while decompressing pressure of steam. According to the decompression apparatus for superheated steam, it is possible to control the pressure and temperature of steam more precisely.
    Type: Application
    Filed: July 19, 2019
    Publication date: October 1, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Seong Ryong Park, Chong Pyo Cho, Jeong Geun Kim, Seong Soo Kim
  • Publication number: 20200306732
    Abstract: The present invention relates to a catalyst for dehydration of a primary alcohol, a method of preparing the same, and a method of producing an alpha-olefin using the same. The catalyst for dehydration of a primary alcohol according to the present invention has an excellent catalyst stability while having an excellent activity with respect to dehydration, and a high turnover frequency, such that a linear alpha-olefin with high purity may be produced with a high selectivity even in a case where a relatively small amount of a cocatalyst is added as compared with a homogeneous catalyst system.
    Type: Application
    Filed: February 14, 2020
    Publication date: October 1, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Kee Young KOO, Un-ho JUNG, Young-eun KIM, Hyo Been IM, Dong Hyun CHUN, Min Hye YOUN, Heon-do JEONG, Ji-chan PARK, Geun Bae RHIM, Dong-wook LEE
  • Patent number: 10759664
    Abstract: A method of preparing silicon carbide according to the present invention includes reacting a silicon-containing compound with carbon dioxide, wherein a reducing agent is optionally used.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: September 1, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Won Chul Cho, Myung Won Seo, Hae In Lee, Jae Goo Lee, Ki Kwang Bae, Chang Hee Kim, Jong Won Kim, Chu Sik Park, Kyoung-Soo Kang, Seong Uk Jeong, Hyun Seok Cho
  • Publication number: 20200247106
    Abstract: A solar cell module disassembling device is disclosed. The device of present invention comprises a frame unit, wherein a laminated panel having a first panel and a second panel is mounted on the frame unit, and wherein the first and second panels are stacked and bonded; a guide module, being elongated in a forward and backward direction; a scraper unit, being movably coupled to the guide module, having a blade module, wherein the blade module moves in the forward and backward direction and presses the laminated panel and disassembles the laminated panel; and a transfer unit, being coupled to the scraper unit, delivering a driving force to the scraper unit, transferring the scraper unit.
    Type: Application
    Filed: August 12, 2019
    Publication date: August 6, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jin Seok Lee, Young Soo Ahn, Gi Hwan Kang, Jun Kyu Lee
  • Patent number: 10722859
    Abstract: To provide a reactor to improve evenness in the thickness of shell metals coated on the surface of core particles by increasing area sizes in the reactor chamber to control electric potentials, the present invention is configured to comprise a top surface able to move up and down while serving as a working electrode, a wall serving as a working electrode, a bottom surface, a standard electrode, a power supplying part and a solution injecting part, wherein the top surface can move up and down automatically by an electric motor or manually. Also, the top surface is configured to be suitable for the interior diameter of the reactor chamber, for solutions inside the reactor chamber not to leak from the top surface or from the crevice between the top surface and the wall of the reactor chamber. The bottom surface of the reactor chamber may comprise an impeller or an ultrasonic wave diffuser to bring about even diffusion in the reactor chamber.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: July 28, 2020
    Assignee: Korea Institute of Energy Research
    Inventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
  • Patent number: 10717835
    Abstract: A block copolymer, an ion-exchange membrane including the block copolymer and a method of preparing the block copolymer are provided. The block copolymer may include a hydrophobic repeating unit and a hydrophilic repeating unit.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: July 21, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Byungchan Bae, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Gu-Gon Park, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Seung-Gon Kim, Dong Won Shin, Adam Febriy-Anto Nugraha
  • Publication number: 20200176785
    Abstract: An ionomer structural support for an electrode of fuel cell, and a method thereof are provided. An electrode of fuel cell with an ionomer structural support includes a carbon support including a metal catalyst on a surface of the carbon support, at least one ionomer structural support selected from the group consisting of a carbon nanotube, a carbon nanofiber, and a carbon nanorod, the ionomer structural support being formed on the carbon support, and ionomers formed to cover the carbon support and the ionomer structural support.
    Type: Application
    Filed: December 8, 2017
    Publication date: June 4, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Tae Young KIM, Young Gi YOON, Min Ho SEO, Chi Young JUNG, Seung Yong YANG, Beom Jun KIM, Jong Min LEE, Myeong Lee KIM
  • Publication number: 20200168914
    Abstract: The present disclosure provides an apparatus and a method for manufacturing a continuous reactor type core-shell catalyst electrode, which may manufacture a large amount of continuous reactor type core-shell catalyst electrodes by improving coating efficiency of shell metal by using reaction chambers disposed in a circular shape or in a line.
    Type: Application
    Filed: June 12, 2019
    Publication date: May 28, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Gu-gon PARK, Hyo-june LEE, Chang-soo KIM, Won-yong LEE, Tae-hyun YANG, Sung-dae YIM, Min-jin KIM, Young-jun SOHN, Byung-chan BAE, Seung-gon KIM, Dong-won SHIN, Hwan-yeong OH, Seung-hee WOO, So-jeong LEE, Hye-jin LEE, Yoon-young CHOI, Seok-hee PARK
  • Publication number: 20200161664
    Abstract: The present disclosure relates to a method and an apparatus for manufacturing a core-shell catalyst, and more particularly, to a method and an apparatus for manufacturing a core-shell catalyst, in which a particle in the form of a core-shell in which the metal nanoparticle is coated with platinum is manufactured by substituting copper and platinum through a method of manufacturing a metal nanoparticle by emitting a laser beam to a metal ingot, and providing a particular electric potential value, and as a result, it is possible to continuously produce nanoscale uniform core-shell catalysts in large quantities.
    Type: Application
    Filed: January 9, 2020
    Publication date: May 21, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Gu-Gon Park, Sun-Mi Hwang, Sung-Dae Yim, Chang-Soo Kim, Won-Yong Lee, Tae-Hyun Yang, Seok-Hee Park, Minjin Kim, Young-Jun Sohn, Byungchan Bae, Seung-Gon Kim, Dongwon Shin
  • Publication number: 20200131920
    Abstract: According to the present invention, part of carbon dioxide heated by a heater is supplied to a dry gas seal portion of a compressor so that a device for pressurizing and heating a seal gas is not additionally required, configuration can be simplified and cost can be reduced. In addition, a seal gas flow path includes a low-temperature seal gas flow path and a high-temperature seal gas flow path so that, in an initial driving mode, carbon dioxide heated by a high-temperature portion of the heater is used as a seal gas and in a turbine-driving mode, carbon dioxide heated by a low-temperature portion of the heater is used as a seal gas and thus a more efficient operation can be performed.
    Type: Application
    Filed: June 26, 2019
    Publication date: April 30, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jun Hyun CHO, Bong Su CHOI, Ho Sang RA, Hyung Ki SHIN, Jong Jae CHO, Beom Joon LEE, Chul Woo ROH, Gil Bong LEE, Young Jin BAIK
  • Patent number: 10632437
    Abstract: The present invention relates to a shell-and-tube type reactor for reforming natural gas and a method for manufacturing syngas or hydrogen gas by using the same. According to the present invention, a shell-and-tube type reactor for reforming natural gas comprises a reaction catalyst for reforming natural gas, which is filled in a reactor shell; at least one tube for separating hydrogen; and a tube for an exothermic reaction or a tube type heat-exchanger for heating, which is disposed at the center of the reactor so as to have excellent operating efficiency and enable production of high-purity hydrogen and collection of carbon dioxide simultaneously along with a reaction.
    Type: Grant
    Filed: September 1, 2015
    Date of Patent: April 28, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Shin Kun Ryi, Jae Yun Han, Yong Seog Seo, Jung Hyun Lee
  • Patent number: 10622882
    Abstract: The present disclosure relates to frequency control of power conversion modules for decreasing THD (Total Harmonic Distortion) in a power conversion device in which a plurality of power conversion modules operate in parallel. In one aspect of the present disclosure, an embodiment provides a power conversion device comprising a plurality of power conversion modules being connected in parallel to receive input power and provide output AC power, and a frequency controller controlling each operating frequency of the plurality of power conversion modules, wherein, the frequency controller may include a function as a first frequency regulating step for regulating each operating frequency of the plurality of power conversion modules, so that the operating frequencies of the plurality of power conversion modules have a specific relationship with each other.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: April 14, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Seaseung Oh, Suyong Chae, Yujin Song, Jongbok Baek
  • Publication number: 20200095885
    Abstract: The present invention provides a partial admission operation turbine apparatus comprising: a rotor portion rotatably coupled to a rotary shaft of a turbine and including a plurality of rotor blades; a nozzle portion fixedly coupled to the rotary shaft in front of the rotor portion and guiding and supplying a working fluid to the rotor blades through a plurality of nozzle blades; and an inlet disk coupled to the rotary shaft in front of the nozzle portion in a plate shape and having a plurality of admission holes formed therein so as to supply the working fluid to the nozzle portion to partially admit the working fluid into the nozzle portion, wherein each of the admission holes is formed to have a different passage cross-sectional areas, so that the opening and closing of the admission holes are controlled according to operating flow rate conditions to control a partial admission ratio of the working fluid supplied to the nozzle portion.
    Type: Application
    Filed: November 1, 2017
    Publication date: March 26, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Hyung Ki SHIN, Jun Hyun CHO, Young Jin BAIK, Gil Bong LEE, Beom Joon LEE, Chul Woo ROH, Ho Sang RA, Jong Jae CHO
  • Publication number: 20200091814
    Abstract: The present disclosure relates to frequency control of power conversion modules for decreasing THD (Total Harmonic Distortion) in a power conversion device in which a plurality of power conversion modules operate in parallel. In one aspect of the present disclosure, an embodiment provides a power conversion device comprising a plurality of power conversion modules being connected in parallel to receive input power and provide output AC power, and a frequency controller controlling each operating frequency of the plurality of power conversion modules, wherein, the frequency controller may include a function as a first frequency regulating step for regulating each operating frequency of the plurality of power conversion modules, so that the operating frequencies of the plurality of power conversion modules have a specific relationship with each other.
    Type: Application
    Filed: March 12, 2019
    Publication date: March 19, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Seaseung OH, Suyong CHAE, Yujin SONG, Jongbok BAEK
  • Patent number: 10593982
    Abstract: Disclosed is a flow-type energy storage device having an improved flow of fluid. The flow-type energy storage device stores electricity using a fluidic material, and includes a reaction region in which charge-discharge reaction of electricity is performed by the fluidic material, wherein the reaction region has an octagonal cross-section. The shape of the reaction region is controlled to thus improve the flowability of the fluidic material, thereby providing a flow-type energy storage device that has almost constant electrical properties even when a charging and discharging cycle is repeatedly performed. Further, the structures of an inlet and an outlet are not complicated and a separate part for controlling the flow of fluid is not used in the device, and accordingly, additional costs are not incurred during a process of manufacturing the flow-type energy storage device.
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: March 17, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Sun-Hwa Yeon, Kyoung-Hee Shin, Jae-Deok Jeon, Jung Joon Yoo, Hana Yoon, Chang-Soo Jin, Joon-Mok Shim, Jung-Hoon Yang, Kyu-Nam Jung, Dong-Ha Kim, Se-Kook Park