Patents by Inventor Yong Hoon IM

Yong Hoon IM 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).

  • Publication number: 20200290878
    Abstract: The present invention provides graphene in which a polymer having a functional group capable of improving the dispersibility of graphene is bonded to the surface of the graphene. The present invention also provides a method for preparing the graphene described above.
    Type: Application
    Filed: November 23, 2018
    Publication date: September 17, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Won Jong Kwon, Yong-O Im, Mi Jin Lee, Gwang Hoon Jun
  • Publication number: 20200209647
    Abstract: A stereoscopic display apparatus is disclosed. In the stereoscopic display apparatus, each unit pixel of a display panel includes a first transparent region. A barrier panel on the display panel may include second transparent regions overlapping with the first transparent region of each unit pixel. Thus, in the stereoscopic display apparatus, the transparency may be improved without the quality deterioration of a stereoscopic image.
    Type: Application
    Filed: December 13, 2019
    Publication date: July 2, 2020
    Inventors: Dong-Yeon KIM, Wook JEON, Hee-Jin IM, Yong-Ku LEE, Ju-Hoon JANG, You-Yong JIN, Woon-Chan MOON
  • Patent number: 10344989
    Abstract: Provided are a supply pipe and a pipe system that may simultaneously accumulate a plurality of thermal energies having different temperatures in a thermal energy network based on bilateral heat trade. The supply pipe is driven by an operation system, supplies a thermal energy to a user or a heat source, and includes an external pipe, at least two internal pipes that are disposed inside the external pipe and accumulate a thermal energy having a predetermined temperature, and a filler that fills the external pipe inside which the at least two internal pipes are disposed, wherein the at least two internal pipes have thermal energies having different temperatures.
    Type: Grant
    Filed: November 16, 2012
    Date of Patent: July 9, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Yong Hoon Im, Byung Sik Park, Dae Hun Chung, Sae Byul Kang, Jae Yong Lee, Dong Hyun Lee
  • Patent number: 10088199
    Abstract: Disclosed is a ground heat exchange system including a heat exchange pipe including a borehole surface and an inner pipe to be inserted into the borehole surface, and installed to penetrate the ground, a circulation pump configured to inject a fluid between the borehole surface and the inner pipe and discharge a heated fluid from the inner pipe, a heat exchanger configured to exchange heat using the fluid discharged from the inner pipe, and at least one wing portion disposed between the borehole surface and the inner pipe and configured to reduce heat transfer between a fluid flowing between the borehole surface and the inner pipe and a fluid flowing in the inner pipe.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: October 2, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Dong-hyun Lee, Byung-sik Park, Chun Dong Park, Yong-hoon Im
  • Patent number: 10020710
    Abstract: A poly-generation system includes: at least one cylinder; a reciprocating piston provided in the cylinder; an engine rotor generates a magnetic force and reciprocates with the piston; an engine stator includes an engine coil which induces an electromotive force by interference with the reciprocating engine rotor and outputs the electromotive force induced in the engine coil; and a generator which is integrally coupled with a reciprocating shaft of the piston and generates electricity using an inertial force generated by the reciprocating piston, the generator includes: an elastic member deformed by the inertial force; a generator rotor includes a generator magnet and reciprocates due to the deformation of the elastic member; a generator stator includes a generator coil and outputs an electromotive force induced in the generator coil due to interference with the generator magnet, and a generator battery stores the electromotive force induced in the generator coil.
    Type: Grant
    Filed: March 18, 2014
    Date of Patent: July 10, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Yong Hoon Im, Gyu Sung Choi, Dong Hyun Lee
  • Patent number: 9964314
    Abstract: The present invention relates to a trigeneration energy supply system having improved cooling and system use efficiency. The trigeneration energy supply system according to one embodiment of the present invention can comprise: a vacuum pump; a vacuum chamber inside which a vacuum is created by the vacuum pump; a condensed water storage tank positioned higher than the vacuum chamber, and prepared so as to store condensed water formed when steam generated by evaporating water brought inside the vacuum chamber is transferred to the inside of the tank by the vacuum pump; a cooling pipeline arranged to pass through the inside of the vacuum chamber cooled during the water evaporation and prepared to deliver cool air to a cooling load; and a small hydroelectric power generation system for generating electrical power by allowing the condensed water stored in the condensed water storage tank to be poured from at least the height of the condensed water storage tank.
    Type: Grant
    Filed: January 20, 2014
    Date of Patent: May 8, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Yong Hoon Im, Jae Yong Lee, Dong Hyun Lee
  • Patent number: 9951746
    Abstract: A potential energy-based power generation system comprises a first reservoir disposed on an upper part of a building and configured to reserve water, a second reservoir located underground of the building and configured to reserve the water, a small hydro power generation unit including a small hydro power generation turbine to generate the power, a fuel cell power generation unit disposed at one side of the first reservoir and configured to generate the power using the hydrogen gas, an electrolysis device disposed in the second reservoir and configured to perform electrolysis for decomposition of the water into the oxygen and hydrogen gas by using the external power or the power generated by the small hydro power generation unit.
    Type: Grant
    Filed: November 29, 2013
    Date of Patent: April 24, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Yong Hoon Im, Dong Hyun Lee, Jae Yong Lee
  • Publication number: 20180073778
    Abstract: Disclosed is a ground heat exchange system including a heat exchange pipe including a borehole surface and an inner pipe to be inserted into the borehole surface, and installed to penetrate the ground, a circulation pump configured to inject a fluid between the borehole surface and the inner pipe and discharge a heated fluid from the inner pipe, a heat exchanger configured to exchange heat using the fluid discharged from the inner pipe, and at least one wing portion disposed between the borehole surface and the inner pipe and configured to reduce heat transfer between a fluid flowing between the borehole surface and the inner pipe and a fluid flowing in the inner pipe.
    Type: Application
    Filed: September 9, 2016
    Publication date: March 15, 2018
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Dong-hyun Lee, Byung-sik Park, Chun Dong Park, Yong-hoon Im
  • Patent number: 9778116
    Abstract: The duplex calorimeter, connected between a first and a second demand sides to measure a caloric heat energy between the demand sides, includes a first pipe connected to the first demand side, a second pipe connected to the second demand side, first and second branch pipes, branched into two directions between the first pipe and the second pipe, a first flow rate measuring part measuring a flow rate of the heat energy in the first branch pipe, a second flow rate measuring part measuring a flow rate of the heat energy in the second branch pipe, a temperature measuring part measuring a temperature of the heat energy in either branch pipe, and a calculating part calculating the caloric value based on the flow rate measured by the first flow rate measuring part or the second flow rate measuring part and the temperature measured by the temperature measuring part.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: October 3, 2017
    Assignee: Korea Institute of Energy Research
    Inventors: Jae Yong Lee, Yong Hoon Im, Sae Byul Kang, Dong Hyun Lee, Dae Hun Chung, Byung Sik Park, Gyu Sung Choi
  • Patent number: 9756793
    Abstract: A combined heat and power system for greenhouse carbon dioxide enrichment purifies carbon dioxide from exhaust gas of the combined heat and power system generating and supplying power and heat by combusting fuel and supplies the purified carbon dioxide to a greenhouse. The combined heat and power system includes a unified pipe system configured to simultaneously transmit hot water and carbon dioxide through a single pipe by dissolving the purified carbon dioxide in a heat transmission medium, a storage system configured to store the carbon dioxide transmitted to demand destinations along with the hot water, and supply unit configured to supply the carbon dioxide transmitted to and stored in the demand destinations depending on a heat and carbon dioxide load condition of a demand destination.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: September 12, 2017
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yong Hoon Im, Jae Yong Lee
  • Publication number: 20170018995
    Abstract: According to an aspect of the present invention, there is provided A poly-generation system comprising: at least one cylinder which forms a combustion chamber; a piston provided in the cylinder and configured to reciprocate; an engine rotor which comprises an engine magnet and reciprocates in conjunction with the reciprocation of the piston; an engine stator which comprises an engine coil and outputs an electromotive force induced in the engine coil due to interference with the engine magnet to the outside; and a generator which is integrally coupled with the piston and generates electricity using an inertial force generated by the reciprocation of the piston, wherein the generator comprises: an elastic member deformed by the inertial force; a generator rotor which comprises a generator magnet and reciprocates due to the deformation of the elastic member; a generator stator which comprises a generator coil and outputs an electromotive force induced in the generator coil due to interference with the generator
    Type: Application
    Filed: March 18, 2014
    Publication date: January 19, 2017
    Inventors: Yong Hoon Im, Gyu Sung Choi, Dong Hyun Lee
  • Publication number: 20160223208
    Abstract: The present invention relates to a trigeneration energy supply system having improved cooling and system use efficiency. The trigeneration energy supply system according to one embodiment of the present invention can comprise: a vacuum pump; a vacuum chamber inside which a vacuum is created by the vacuum pump; a condensed water storage tank positioned higher than the vacuum chamber, and prepared so as to store condensed water formed when steam generated by evaporating water brought inside the vacuum chamber is transferred to the inside of the tank by the vacuum pump; a cooling pipeline arranged to pass through the inside of the vacuum chamber cooled during the water evaporation and prepared to deliver cool air to a cooling load; and a small hydroelectric power generation system for generating electrical power by allowing the condensed water stored in the condensed water storage tank to be poured from at least the height of the condensed water storage tank.
    Type: Application
    Filed: January 20, 2014
    Publication date: August 4, 2016
    Inventors: Yong Hoon IM, Jae Yong LEE, Dong Hyun LEE
  • Publication number: 20160076509
    Abstract: The present invention relates to a potential energy-based power generation system and comprises; a pump and a first reservoir for procuring constant potential energy by receiving power from new renewable energy power generation sources or a surplus power source and transferring water on the ground surface to an upper part of a building; a small hydro power generation unit comprising a small hydro power generation turbine and a second power generator and converting the potential energy into power by pouring the water in the first reservoir; a second reservoir located underground of the building to procure additional potential energy, and storing the water which has passed through the small hydro power generation turbine; an electrolysis device performing electrolysis by using the power generated by the small hydro power generation unit and the power supplied from the new renewable energy power generation sources or the surplus power source to procure a storage space of the second reservoir for the small hydro
    Type: Application
    Filed: November 29, 2013
    Publication date: March 17, 2016
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yong Hoon IM, Dong Hyun LEE, Jae Yong LEE
  • Publication number: 20160057943
    Abstract: A combined heat and power system for greenhouse carbon dioxide enrichment purifies carbon dioxide from exhaust gas of the combined heat and power system generating and supplying power and heat by combusting fuel and supplies the purified carbon dioxide to a greenhouse. The combined heat and power system includes a unified pipe system configured to simultaneously transmit hot water and carbon dioxide through a single pipe by dissolving the purified carbon dioxide in a heat transmission medium, a storage system configured to store the carbon dioxide transmitted to demand destinations along with the hot water, and supply unit configured to supply the carbon dioxide transmitted to and stored in the demand destinations depending on a heat and carbon dioxide load condition of a demand destination.
    Type: Application
    Filed: August 26, 2013
    Publication date: March 3, 2016
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yong Hoon IM, Jae Yong LEE
  • Patent number: 9234454
    Abstract: Provided are an adiabatic compressed air energy storage for an automotive vehicle and an energy storage method using the same, whereby a new vehicle function is provided by using available energy from the discharged and expelled energy generated from a driven automotive vehicle or available energy source outside an automotive vehicle, and transforming the generated energy to convenient electric power and efficiently storing the energy, so that electric power can be supplied regardless of space or time constraint during the automotive vehicle in operation or parked or vehicle engine stop in view of the increase demands of electric power in automotive vehicles.
    Type: Grant
    Filed: August 9, 2013
    Date of Patent: January 12, 2016
    Assignee: Korea Institute of Energy Research
    Inventors: Yong Hoon Im, Byung Sik Park, Dae Hun Chung, Sae Byul Kang, Jae Yong Lee, Dong Hyun Lee, Kyu Sung Choi
  • Publication number: 20150300656
    Abstract: Provided are a supply pipe and a pipe system that may simultaneously accumulate a plurality of thermal energies having different temperatures in a thermal energy network based on bilateral heat trade. The supply pipe is driven by an operation system, supplies a thermal energy to a user or a heat source, and includes an external pipe, at least two internal pipes that are disposed inside the external pipe and accumulate a thermal energy having a predetermined temperature, and a filler that fills the external pipe inside which the at least two internal pipes are disposed, wherein the at least two internal pipes have thermal energies having different temperatures.
    Type: Application
    Filed: November 16, 2012
    Publication date: October 22, 2015
    Inventors: Yong Hoon Im, Byung Sik Park, Dae Hun Chung, Sae Byul Kang, Jae Yong Lee, Dong Hyun Lee
  • Publication number: 20150268104
    Abstract: Disclosed is a duplex calorimeter which may measure a duplex calorific value using one device in a thermal energy network based on a duplex heat transaction.
    Type: Application
    Filed: January 9, 2013
    Publication date: September 24, 2015
    Applicant: Korea Institute of Energy Research
    Inventors: Jae Yong Lee, Yong Hoon Im, Sae Byul Kang, Dong Hyun Lee, Dae Hun Chung, Byung Sik Park, Gyu Sung Choi
  • Publication number: 20140053552
    Abstract: Provided are an adiabatic compressed air energy storage for an automotive vehicle and an energy storage method using the same, whereby a new vehicle function is provided by using available energy from the discharged and expelled energy generated from a driven automotive vehicle or available energy source outside an automotive vehicle, and transforming the generated energy to convenient electric power and efficiently storing the energy, so that electric power can be supplied regardless of space or time constraint during the automotive vehicle in operation or parked or vehicle engine stop in view of the increase demands of electric power in automotive vehicles.
    Type: Application
    Filed: August 9, 2013
    Publication date: February 27, 2014
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Yong Hoon IM, Byung Sik PARK, Dae Hun CHUNG, Sae Byul KANG, Jae Yong LEE, Dong Hyun LEE, Kyu Sung CHOI