Patents Assigned to Korea Institute of Energy Research
  • Publication number: 20200067318
    Abstract: The present disclosure related to a mobile micro-grid unit and a micro-grid system. An aspect of the present embodiment provides a mobile micro-grid system including: two or more movable micro-grid units configured to receive energy from an energy source so as to supply the energy to an internal power line and configured to provide energy of the internal power line to loads; and external power lines configured to be connected between the micro-grid units, wherein the external power lines are connected to each other through the internal power lines so as to form a closed-loop type ring bus.
    Type: Application
    Filed: August 23, 2018
    Publication date: February 27, 2020
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jongbok BAEK, Yujin SONG, Suyong CHAE, Moses KANG
  • Patent number: 10569247
    Abstract: The present invention is directed to a high pressure fluidized bed system using dual control valves, and an inner pressure control method thereof. The high pressure fluidized bed system includes a fluidized bed reactor, a pressure sensor which measures a pressure in the interior of the fluidized bed reactor, a cyclone part which is coupled to the fluidized bed reactor, a first valve allowing controlling of the exhaust gas, and a second valve allowing manually controlling of exhaust gas except for the exhaust gas controlled by the first valve. The first valve is capable of opening and closing automatically, and the second valve is capable of opening and closing manually, and are used in combination in the high pressure fluidized bed, allowing decreasing of the pressure variation within the reactor and improving the operation stability of the reactor.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: February 25, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ho-Jung Ryu, Doyeon Lee, Sung-Ho Jo, Hyungseok Nam, Gyoung-Tae Jin, Chang-Keun Yi, Dowon Shun, Jaehyeon Park, Dal-Hee Bae, Seung-Yong Lee, Youngcheol Park, Dong-Ho Lee
  • Patent number: 10561976
    Abstract: A carbon dioxide capturing apparatus and process uses a self-generating power means that uses carbon dioxide in combustion exhaust gas through the convergence of a carbon dioxide absorption tower. The capturing apparatus and process also relies on ionic generator associated technology using a concentration difference between seawater and freshwater. The capturing apparatus and process result in increased production efficiency for electric energy and reduced costs for a carbon dioxide capturing process by increasing a concentration difference using an absorbent liquid for absorbing carbon dioxide and, at the same time, electricity is obtained through carbon dioxide which is a greenhouse gas.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: February 18, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yeo Il Yoon, Han Ki Kim, Sung Chan Nam, Chan Soo Kim, Sung Yeoul Park, Nam Jo Jeong, Young Eun Kim
  • Patent number: 10549599
    Abstract: There is provided a hybrid type heating system capable of heating air and water together. As an embodiment, the present invention provides a technology of carrying out heating not using a battery in an electric vehicle, a technology of heating a battery so that performance of the battery does not decrease under a low outdoor temperature condition, and a technology of carrying out heating with not decreasing driving distance of the electric vehicle or increasing the driving distance of the electric vehicle.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: February 4, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Chong Pyo Cho, Young Dug Pyo, Young Jun Cho, Jin Young Jang, Wook Hyun Lee, Young Jin Shin, Gang Chul Kim, Oh Seuk Kwon
  • Patent number: 10543444
    Abstract: The present invention provides a dust collector which includes a chamber divided into an inlet chamber and a discharge chamber by a barrier, and a bag filter which is installed inside of the inlet chamber, and is formed in a shape having an inner space and an opening part by a filter medium, so as to communicate with the discharge chamber through the opening part, wherein a treatment gas is introduced into the inlet chamber and is filtered while passing through the filter medium of the bag filter, then moves to the discharge chamber through the opening part to be discharged, and the bag filter has air permeability decreased toward the opening part. According to the bag filter and the dust collector, it is possible to achieve a high collection performance and a stable operation even when using a long bag filter due to improvement of uniformity of the filtration velocity along the length of the bag filter.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: January 28, 2020
    Assignee: Korea Institute of Energy Research
    Inventors: Hyun-Seol Park, Joon-Mok Shim, Yun-Haeng Joe, Jeong-Gu Yeo
  • Publication number: 20200025366
    Abstract: Disclosed herein are a fluid sand falling type circulating fluidized bed boiler with a plurality of risers for preventing erosion and corrosion of water tubes and increasing combustion efficiency, and a method of operating the same. The fluid sand falling type circulating fluidized bed boiler with a plurality of risers includes a boiler section into which fuel and oxidizer are injected, a riser section connected to the boiler section so that the fuel and fluid sand supplied from the boiler section are introduced from the bottom of the riser section and flow up, and a relay section provided on the boiler section to supply the fluid sand having passed through the riser section to the boiler section, wherein the fuel is injected from the top of the boiler section and burned while flowing down therein.
    Type: Application
    Filed: May 2, 2019
    Publication date: January 23, 2020
    Applicants: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY, KOREA INSTITUTE OF ENERGY RESEARCH, KOREA INSTITUTE OF MACHINERY & MATERIALS
    Inventors: Uen Do LEE, Byeong Ryeol BANG, Young Doo KIM, Soo Hwa JEONG, Chang Won YANG, Jae Goo LEE, Tae Young MUN, Myung Won SEO, Ji Hong MOON, Hyun Seol PARK, Joon Mok SHIM, Young Cheol PARK, Do Won SHUN, Jong Ho MOON, Dal Hee BAE, Sung Ho JO, Yun Tae HWANG, Sang In KEEL, Jin Han YUN, ChungKyu LEE, Pil Woo HEO
  • Patent number: 10541407
    Abstract: The present disclosure provides a method of producing high purity SiOx nanoparticles with excellent volatility and an apparatus for producing the same, which enables mass production of SiOx nanoparticles by melting silicon through induction heating and injecting gas to a surface of the molten silicon. The apparatus includes a vacuum chamber, a graphite crucible into which raw silicon is charged, the graphite crucible being mounted inside the vacuum chamber, an induction melting part which forms molten silicon by induction heating of the silicon material received in the graphite crucible, a gas injector which injects a gas into the graphite crucible to be brought into direct contact with a surface of the molten silicon, and a collector disposed above the graphite crucible and collecting SiOx vapor produced by reaction between the molten silicon and the injected gas.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: January 21, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Bo-Yun Jang, Jin-Seok Lee, Joon-Soo Kim
  • Patent number: 10533553
    Abstract: A single-stage compressor including one compressing unit, includes: a housing having a compressing chamber formed therein and including a suction port, which is located in one side of the compressing chamber and into which a working fluid enters, and an injection port, which is located on the compressing chamber to be spaced apart from the suction port by a predetermined distance and into which an intermediate-pressure working fluid is injected; and an intermediate-pressure valve installed on an intermediate-pressure fluid flow path on which the intermediate-pressure working fluid moves and configured to control supply of the intermediate-pressure working fluid so that the intermediate-pressure working fluid is supplied to the injection port in response to an intermediate pressure of the compressing chamber.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: January 14, 2020
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Gil Bong Lee, Young Soo Lee, Beom Joon Lee, Ho Sang Ra, Young Jin Baik, Jun Hyun Cho, Hyung Ki Shin
  • Publication number: 20200006781
    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: August 12, 2019
    Publication date: January 2, 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
  • Patent number: 10522849
    Abstract: The present invention relates to an electrochemical cell having a channel-type flow-electrode unit. The channel-type flow-electrode structure according to the present invention, which has at least two channel-type flow-electrode units, can significantly reduce manufacturing costs and installation space by reducing the number of parts while extending the electrode capacity to be suitable for large-scale plants for electricity generation, energy storage, desalination, etc. In addition, the channel-type flow-electrode structure can be applied not only to a capacitive flow-electrode device and/or a redox flow battery device, but also to all of the devices for electricity generation, energy storage, and desalination while moving ions or protons.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: December 31, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Dong-Kook Kim, Sung-Il Jeon, Ko-Yeon Choo, Younghyun Cho, Jeong-Gu Yeo, Jong-Soo Park, SeungCheol Yang, Ji Yeon Choi, Hong Ran Park, Ki Sook Lee, Young Jik Youn, Jung Hyun Lee, Hee-Yeon Kim
  • Patent number: 10522863
    Abstract: This invention relates to an electrolyte solution for a redox flow battery containing an organic active material, in which an organic compound useful as a single active material for a cathode and an anode is dissolved in a water-soluble solvent, and to a redox flow battery using the same. The electrolyte solution of the invention is an aqueous electrolyte solution obtained by dissolving an active material in an aqueous solvent, and is thus very stable due to the low risk of fire or explosion. Furthermore, the organic compound is applied as a single active material to the cathode and the anode, and thus, when the capacity of the battery is decreased due to the permeation of the active material through the separator, the battery capacity can be restored through rebalancing.
    Type: Grant
    Filed: September 6, 2016
    Date of Patent: December 31, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Chang-soo Jin, Sun-hwa Yeon, Myung-seok Jeon, Kyoung-hee Shiin, Bum-suk Lee, Se-Kook Park, Cheon Beom Park, Jaeyoung So
  • Patent number: 10515556
    Abstract: Provided is a flight path calculating method for high altitude long endurance of an unmanned aerial vehicle based on regenerative fuel cells and solar cells according to an exemplary embodiment of the present invention may include a modeling step, a simulation step, and an analyzing step, and may be configured in a program form executed by an arithmetic processing means including a computer. a flight path searching method and a flight path searching apparatus for performing continuous flight path re-searching on the basis of information measured in real time during a flight of the unmanned aerial vehicle in the stratosphere to change a flight path so that the unmanned aerial vehicle may permanently perform long endurance in the stratosphere is provided.
    Type: Grant
    Filed: February 16, 2017
    Date of Patent: December 24, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Minjin Kim, Young-jun Sohn, Seung-gon Kim, Gu-gon Park, Byungchan Bae, Sung-dae Yim, Seok-hee Park, Tae-hyun Yang, Won-yong Lee, Chang-soo Kim, Moon-Yong Cha
  • Patent number: 10514665
    Abstract: An embodiment provides an energy management system of a community in which a plurality of buildings, each divided into a plurality of zones, are located, the energy management system including: a community agent that is a device managing energy of the community and is configured to receive a first incentive about a Demand Response (DR) or a Frequency Regulation (FR) from a demand management device, calculate a first response capacity responding to the first incentive among a community management capacity, and transmit a second incentive to a building agent; a plurality of building agents, each of which is a device managing energy of a corresponding building and is configured to calculate a second response capacity responding to the second incentive among a building management capacity, and transmit a third incentive to a zone agent; and a plurality of zone agents, each of which is a device managing energy of a corresponding zone and is configured to calculate a third response capacity responding to the third
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: December 24, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Yu-jin Song, Yoon-dong Sung
  • Patent number: 10508243
    Abstract: The present invention relates to a method for producing liquid or solid hydrocarbons from a synthesis gas via Fischer-Tropsch synthesis which does not carry out a separate reduction pre-treatment for catalyst activation. The method for producing liquid or solid hydrocarbons from a synthesis gas using Fischer-Tropsch synthesis according to the present invention comprises: a first step of applying an iron-based catalyst for the Fischer-Tropsch synthesis in which the number of iron atoms in the ferrihydrite phase fraction equals 10 to 100% and the number of iron atoms in the hematite phase fraction equals 0 to 90%, with respect to 100% of the number of the number of iron atoms, to a Fischer-Tropsch synthesis reactor; and a second step of activating the catalyst for the Fischer-Tropsch synthesis by a synthesis gas which is a reactant under the conditions of the Fischer-Tropsch synthesis and carrying out the Fischer-Tropsch synthesis by means of the activated catalyst for the Fischer-Tropsch synthesis.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: December 17, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Dong Hyun Chun, Heon Jung, Sung Jun Hong, Ji Chan Park, Ho Tae Lee, Jung Il Yang
  • Publication number: 20190376682
    Abstract: An apparatus for raising the temperature of superheated steam includes an inlet into which superheated steam is introduced, a body to raise the temperature of the superheated steam heated by an external heat source and introduced through the inlet, and an outlet provided inside the body and discharging the superheated steam temperature-raised by the body to the outside, in which an inner surface of a sidewall of the body is formed with an inner protrusion for heating the superheated steam while spirally rotating the superheated steam. The Apparatus enhances the flow of superheated steam in the process of raising the temperature by further heating superheated steam caused by waste heat generated in a waste combustion apparatus or the like, and at the same time, increases the area of contact of the superheated steam with a heat source to improve the temperature-raising efficiency.
    Type: Application
    Filed: June 7, 2019
    Publication date: December 12, 2019
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Seong Ryong PARK, Chong Pyo Cho, Jeong Geun Kim, Nam Sun Nho
  • Patent number: 10471419
    Abstract: An embodiment of the present invention provides a method for forming a metal oxide coating layer on a catalyst support, which comprises a precipitation step for forming a metal-containing precipitate on the catalyst support by contacting the catalyst support with a mixed solution containing a metal oxide precursor and a precipitant, and a calcination step for calcinating the metal-containing precipitate produced on the catalyst support to produce the metal oxide coating layer on the catalyst support.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: November 12, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Kee Young Koo, Wang Lai Yoon, Un Ho Jung, Hyun Ji Eom, Soon Chul Kwon
  • Publication number: 20190336904
    Abstract: The present invention relates to a wet type dust collector using electrospray and a vortex, the dust collector having a cyclonic structure and removing dust contained in exhaust gas by spraying fine droplets that are generated when high voltage is applied to the dust collector.
    Type: Application
    Filed: May 7, 2018
    Publication date: November 7, 2019
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jong Won CHOI, Dae Hun CHUNG, Jeong Geun KIM, Young Min WOO
  • Patent number: 10464233
    Abstract: Disclosed is an injection mold. The injection mold includes a mold set having n molds (n is a natural number of ?2) defining a cavity for injection molding a green body, and at least one ejector provided on at least one of the n molds to separate an injection-molded part from the mold set. The ejector is provided with a first heater capable of heating the mold set to a first temperature.
    Type: Grant
    Filed: May 26, 2016
    Date of Patent: November 5, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jeong-Gu Yeo, Young-Hwan Kim, Jin-seok Lee, SeungCheol Yang
  • Patent number: 10465905
    Abstract: The present invention relates to a combustion device 100 for burning refractory hazardous gases and a burning method for the combustion device. More particularly, the combustion device 110 for burning refractory hazardous gases, which is provided in a scrubber system 1 for burning waste gases, the combustion device 110 includes: a first porous body 141; a second porous body 142; and an igniter for forming a flame surface 143 at the interior of the combustion device 110, wherein the flame surface 143 formed by the igniter is located between the first porous body 141 and the second porous body 142, and so as to form the flame surface 143, at least one of the first porous body 141 and the second porous body 142 is moved to conduct excess enthalpy combustion.
    Type: Grant
    Filed: March 26, 2015
    Date of Patent: November 5, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Dae Keun Lee, Seung-gon Kim, Dong-soon Noh, Chang-bog Ko, Young-tae Guahk
  • Patent number: 10465868
    Abstract: A jig for a sample for a solar photovoltaic device is disclosed. The jig includes a cradle unit supporting the sample and a contact unit including at least one probe pin coming into contact with a busbar of the sample located in the cradle unit. The contact unit includes a coupling plate coupled with the cradle unit and at least one contact bar including a PCB and connected to the coupling plate, the contact bar having at least one probe pin aligned with the busbar of the sample with interposition of a probe pin connecting block. the jig includes a rotation support unit coupled with the cradle unit by a rotation shaft to allow the cradle unit to be rotated at an angle of 180° or greater so that upper and lower surfaces of the sample supported by the cradle unit are reversed.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: November 5, 2019
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Seung-kyu Ahn, Jun-sik Cho, Jae-ho Yun, Se-jin Ahn, Jihye Gwak, Jin-su Yoo, Joo-hyung Park, Young-joo Eo, Ara Cho, Kihwan Kim