Patents by Inventor Jung Do Suh

Jung Do Suh 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: 20220209260
    Abstract: A fuel cell vehicle includes a fuel cell, an air compressor configured to draw in and discharge air, a cooler configured to cool air discharged from the air compressor, a humidifier configured to humidify air cooled by the cooler and to supply the humidified air to the fuel cell, and a system frame on which the fuel cell is disposed. The system frame accommodates at least a portion of each of the cooler and the humidifier therein.
    Type: Application
    Filed: August 24, 2021
    Publication date: June 30, 2022
    Inventors: TAE WOO RYU, Seung Jun Yeon, Jung Do Suh, Woo Young Lee
  • Publication number: 20220194234
    Abstract: A fuel cell vehicle is provided and includes a system frame on which a fuel cell is mounted and first and second side members extending in a first direction and facing each other in a second direction intersecting the first direction. A first fastening part fastens the system frame to each of the first and second side members. The system frame includes a first aperture formed therein in a horizontal direction. The first fastening part includes a first support bracket, including a second aperture, a first insertion hole, and a first tab portion extending from the first insertion hole in the horizontal direction, and a first bolt, including a first shank portion inserted into the first aperture, the second aperture, and the first insertion hole in the horizontal direction and a first threaded portion engaged with the first tab portion.
    Type: Application
    Filed: August 3, 2021
    Publication date: June 23, 2022
    Inventor: Jung Do Suh
  • Publication number: 20210138915
    Abstract: A fuel cell vehicle includes a fuel cell frame including an outer frame and an inner frame disposed inside the outer frame, an upper structure disposed on the fuel cell frame, and a lower structure disposed under the fuel cell frame. The inner frame is formed in the shape of a partition dividing an inner space surrounded by the outer frame into a plurality of hollows.
    Type: Application
    Filed: January 27, 2020
    Publication date: May 13, 2021
    Inventors: Jung Do Suh, Seung Jun Yeon, Duck Whan Kim
  • Patent number: 10847819
    Abstract: An apparatus for preventing moisture condensation includes a fuel cell stack and an enclosure in which the fuel cell stack is disposed. A heater and a temperature sensor are provided in the enclosure. A controller is configured to control the heater to be turned on when an insulation resistance between the fuel cell stack and the enclosure is less than a preset resistance value. The controller controls the heater not to be turned on when a surface temperature of the enclosure measured by the temperature sensor exceeds a preset temperature.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: November 24, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jung Han Yu, Jung Do Suh, Ju Han Kim, Duck Whan Kim, Se Joon Im, Young Woo Noh
  • Publication number: 20190013535
    Abstract: An apparatus and a method for discharging a residual electric energy of a fuel cell can rapidly discharge and remove a residual electric energy of a fuel cell for safety after the fuel cell is operated or when a collision is detected. The apparatus for discharging the residual electric energy of the fuel cell includes: a discharge relay connected with a fuel cell and turned on when starting or stopping a vehicle or a collision detecting sensor detects a collision; and a non-linear protecting element connected with the discharge relay in order to discharge a residual electric energy from the fuel cell.
    Type: Application
    Filed: September 11, 2018
    Publication date: January 10, 2019
    Inventors: Ju Han Kim, Jung Do Suh, Yong Sun Park, Young Bum Kum, Sei Hyun Lee
  • Publication number: 20180331377
    Abstract: An apparatus for preventing moisture condensation includes a fuel cell stack and an enclosure in which the fuel cell stack is disposed. A heater and a temperature sensor are provided in the enclosure. A controller is configured to control the heater to be turned on when an insulation resistance between the fuel cell stack and the enclosure is less than a preset resistance value. The controller controls the heater not to be turned on when a surface temperature of the enclosure measured by the temperature sensor exceeds a preset temperature.
    Type: Application
    Filed: July 24, 2018
    Publication date: November 15, 2018
    Inventors: Jung Han YU, Jung Do SUH, Ju Han KIM, Duck Whan KIM, Se Joon IM, Young Woo NOH
  • Patent number: 10090551
    Abstract: A structure for mounting a fuel cell stack in an enclosure or a frame includes a first mounting mechanism for fastening and mounting a first mounting part located at a first side of the fuel cell stack in a longitudinal direction of the stack, which is a cell stacking direction, to the enclosure or the frame in a completely fixing fashion, and a second mounting mechanism for mounting a second mounting part located at a second side of the fuel cell stack in the longitudinal direction of the stack to the enclosure or the frame in a state of being movable in the longitudinal direction of the stack.
    Type: Grant
    Filed: November 5, 2015
    Date of Patent: October 2, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventor: Jung Do Suh
  • Patent number: 10084199
    Abstract: A fuel cell stack enclosure is provided that includes side covers configured to be joined with each of end of a stack module respectively. A lower cover is also configured to be provided under the stack module and formed to partially cover a lower portion and a first side portion of an outer surface of the side cove. An upper cover may be provided over the stack module, and be formed to partially cover an upper portion and a second side portion of the outer surface of the side cover to enclose the stack module along with the lower cover while joining with the side covers.
    Type: Grant
    Filed: August 26, 2014
    Date of Patent: September 25, 2018
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Duck Whan Kim, Young Bum Kum, Jung Do Suh, Yong Suk Heo, Jung Han Yu
  • Patent number: 10062914
    Abstract: An apparatus for preventing moisture condensation includes a fuel cell stack and an enclosure in which the fuel cell stack is disposed. A heater and a temperature sensor are provided in the enclosure. A controller is configured to control the heater to be turned on when an insulation resistance between the fuel cell stack and the enclosure is less than a preset resistance value. The controller controls the heater not to be turned on when a surface temperature of the enclosure measured by the temperature sensor exceeds a preset temperature.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: August 28, 2018
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Jung Han Yu, Jung Do Suh, Ju Han Kim, Duck Whan Kim, Se Joon Im, Young Woo Noh
  • Patent number: 10033061
    Abstract: An end plate for a fuel cell is provided in which a main block is configured to form a body and support a fuel cell at a predetermined pressure and a subplate is configured to include a material having reducibility higher than that of the main block and to adhere to one side of the main block. Additionally, an insulating part encloses the main block and the subplate.
    Type: Grant
    Filed: September 17, 2014
    Date of Patent: July 24, 2018
    Assignee: Hyundai Motor Company
    Inventors: Yong Suk Heo, Jung Do Suh, Duck Whan Kim
  • Patent number: 9871261
    Abstract: A fuel cell stack enclosure includes: a lower housing disposed under a fuel cell stack and having a bottom plate portion provided with a water outlet therein; a sealing cap closing the water outlet from an outside of the lower housing; and an elastic member elastically pulling the sealing cap toward the bottom plate portion of the lower housing.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: January 16, 2018
    Assignees: HYUNDAI MOTOR COMPANY, WOOSHIN INDUSTRIAL CO., LTD.
    Inventors: Jung Han Yu, Young Woo Noh, Jung Do Suh, Duck Whan Kim, Young Bum Kum, Chang Jun Lee, Tae Min Lee, Yong Woo Choi
  • Patent number: 9722262
    Abstract: A fuel cell stack preventing deterioration of an end cell, which has a structure for preventing cooling of a neighbor cell adjacent to a closed end plate, is provided. To this end, an open end plate and a closed end plate, which are provided on a first side and a second side, respectively, of the fuel cell stack, fasten a plurality of working cells together. More specifically, a hollow flow space is formed in an inner wall of the closed end plate to form an air pocket therein.
    Type: Grant
    Filed: May 17, 2013
    Date of Patent: August 1, 2017
    Assignee: Hyundai Motor Company
    Inventors: Jong Sung Kim, Jae Jun Ko, Jung Do Suh
  • Patent number: 9698438
    Abstract: A ventilation apparatus includes: a controller that determines whether insulation resistance between a fuel cell stack and an enclosure including the fuel cell stack is equal to or smaller than a preset value, and varies a degree of opening of a valve provided between an inlet provided on one side of the enclosure and an air blower injecting air to an interior of the enclosure through the inlet based on the determination.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: July 4, 2017
    Assignees: Hyundai Motor Company, Wooshin Industrial Co., Ltd.
    Inventors: Jung Han Yu, Jung Do Suh, Young Bum Kum, Duck Whan Kim, Chang Jun Lee, Tae Min Lee, Yong Woo Choi
  • Publication number: 20170170498
    Abstract: A fuel cell stack enclosure includes: a lower housing disposed under a fuel cell stack and having a bottom plate portion provided with a water outlet therein; a sealing cap closing the water outlet from an outside of the lower housing; and an elastic member elastically pulling the sealing cap toward the bottom plate portion of the lower housing.
    Type: Application
    Filed: May 20, 2016
    Publication date: June 15, 2017
    Applicants: HYUNDAI MOTOR COMPANY, Wooshin Industrial Co., Ltd., Wooshin Industrial Co., Ltd.
    Inventors: Jung Han YU, Young Woo NOH, Jung Do SUH, Duck Whan KIM, Young Bum KUM, Chang Jun LEE, Tae Min LEE, Yong Woo CHOI
  • Patent number: 9660287
    Abstract: An apparatus for preventing deformation of a fuel cell stack is provided. The apparatus includes a support unit, respective ends of which are connected to first endplates of a pair of stacked fuel cell stacks. The apparatus further includes a support protrusion that protrudes from a surface of the support unit and extends through a gap between the pair of fuel cell stacks.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: May 23, 2017
    Assignee: Hyundai Motor Company
    Inventors: Yong Suk Heo, Jung Do Suh, Duck Whan Kim
  • Publication number: 20170054174
    Abstract: An apparatus for preventing deformation of a fuel cell stack is provided. The apparatus includes a support unit, respective ends of which are connected to first endplates of a pair of stacked fuel cell stacks. The apparatus further includes a support protrusion that protrudes from a surface of the support unit and extends through a gap between the pair of fuel cell stacks.
    Type: Application
    Filed: August 17, 2015
    Publication date: February 23, 2017
    Inventors: Yong Suk Heo, Jung Do Suh, Duck Whan Kim
  • Publication number: 20160308239
    Abstract: A structure for mounting a fuel cell stack in an enclosure or a frame includes a first mounting mechanism for fastening and mounting a first mounting part located at a first side of the fuel cell stack in a longitudinal direction of the stack, which is a cell stacking direction, to the enclosure or the frame in a completely fixing fashion, and a second mounting mechanism for mounting a second mounting part located at a second side of the fuel cell stack in the longitudinal direction of the stack to the enclosure or the frame in a state of being movable in the longitudinal direction of the stack.
    Type: Application
    Filed: November 5, 2015
    Publication date: October 20, 2016
    Inventor: Jung Do SUH
  • Patent number: 9425477
    Abstract: A fuel cell stack is provided that includes a fuel cell stack module and an enclosure. The fuel cell stack module includes end plates and coupling bars coupled to the end plates. The enclosure includes an upper enclosure covering a front surface, an upper surface, and a back surface of the fuel cell stack module, a lower enclosure covering the front surface, a lower surface, and the back surface of the fuel stack module, a left enclosure fixed to one of the end plates, and a right enclosure fixed to the other of the end plates. The upper enclosure and the lower enclosure are coupled to protruding portions of the left enclosure and the right enclosure and bent toward the surfaces of the fuel cell stack module so as to be in surface contact with the surfaces of the fuel cell stack module.
    Type: Grant
    Filed: August 13, 2014
    Date of Patent: August 23, 2016
    Assignee: Hyundai Motor Company
    Inventors: Duck Whan Kim, Young Bum Kum, Jung Do Suh, Yong Suk Heo, Jung Han Yu
  • Publication number: 20160149241
    Abstract: An apparatus and a method for discharging a residual electric energy of a fuel cell can rapidly discharge and remove a residual electric energy of a fuel cell for safety after the fuel cell is operated or when a collision is detected. The apparatus for discharging the residual electric energy of the fuel cell includes: a discharge relay connected with a fuel cell and turned on when starting or stopping a vehicle or a collision detecting sensor detects a collision; and a non-linear protecting element connected with the discharge relay in order to discharge a residual electric energy from the fuel cell.
    Type: Application
    Filed: October 31, 2015
    Publication date: May 26, 2016
    Inventors: Ju Han Kim, Jung Do Suh, Yong Sun Park, Young Bum Kum, Sei Hyun Lee
  • Publication number: 20160149237
    Abstract: An apparatus for preventing moisture condensation includes a fuel cell stack and an enclosure in which the fuel cell stack is disposed. A heater and a temperature sensor are provided in the enclosure. A controller is configured to control the heater to be turned on when an insulation resistance between the fuel cell stack and the enclosure is less than a preset resistance value. The controller controls the heater not to be turned on when a surface temperature of the enclosure measured by the temperature sensor exceeds a preset temperature.
    Type: Application
    Filed: March 30, 2015
    Publication date: May 26, 2016
    Inventors: Jung Han YU, Jung Do SUH, Ju Han KIM, Duck Whan KIM, Se Joon IM, Young Woo NOH