公开(公告)号：US11189849B1

公开(公告)日：2021-11-30

申请号：US17072344

申请日：2020-10-16

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Yong Suk Heo ,  Jae Min Ahn ,  Suk Min Baeck

IPC: H01M8/0438 ,  H01M8/2465

Abstract: A fuel cell includes a cell stack configured such that a plurality of unit cells is stacked, an end plate disposed at one of two ends of the cell stack, the end plate including an air inlet, an air outlet, and a groove portion including a first groove adjacent to and spaced apart from the air outlet and a second groove connecting the first groove to the air inlet, and a cover configured to cover a region of the end plate in which the air inlet, the groove portion and the air outlet are formed so as to form a flow path together with the second groove to allow air to pass therethrough. The cover includes a first through-hole communicating with the first groove, a second through-hole communicating with the air outlet, and a partition wall isolating the first and second through-holes from each other.

公开(公告)号：US20200185750A1

公开(公告)日：2020-06-11

申请号：US16552602

申请日：2019-08-27

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Duck Whan Kim ,  Yong Suk Heo ,  Suk Min Baeck

IPC: H01M8/2475 ,  H01M8/2484

Abstract: A fuel cell includes a cell stack including a plurality of unit cells stacked in a first direction; a first end plate including a guide through-hole formed therein, the first end plate being disposed on one end of two ends of the cell stack; a second end plate including a guide support hole formed therein, the guide support hole overlapping the guide through-hole in the first direction, the second end plate being disposed on an opposite end of the two ends of the cell stack; and an enclosure surrounding a side portion between the two ends of the cell stack together with the first end plate and the second end plate, the enclosure being formed as a unitary structure. The enclosure includes a body surrounding the side portion of the cell stack and first and second ends coupled to the first end plate and the second end plate, respectively.

公开(公告)号：US20200058951A1

公开(公告)日：2020-02-20

申请号：US16213320

申请日：2018-12-07

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Suk Min Baeck ,  Yong Suk Heo

IPC: H01M8/2475

Abstract: A fuel cell having an elastic member is provided. The fuel cell includes a cell stack in which a plurality of unit cells are stacked in a first direction and an end-plate disposed on each of opposite side ends of the cell stack. The elastic member is disposed in a portion of the end-plate to overlap a lower area of the cell stack in which condensate water remains in the first direction.

公开(公告)号：US11791491B2

公开(公告)日：2023-10-17

申请号：US17158190

申请日：2021-01-26

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Suk Min Baeck ,  Yong Suk Heo

IPC: H01M8/248 ,  H01M8/0247 ,  H01M8/2475

CPC classification number: H01M8/248 ,  H01M8/0247 ,  H01M8/2475

Abstract: A fuel cell includes a cell stack including a plurality of unit cells stacked in a first direction, a first end plate and a second end plate disposed at respective side ends of the cell stack, and an enclosure coupled to at least one of the first end plate or the second end plate to envelop a side portion of the cell stack, wherein an end portion of the enclosure comprises at least one protruding portion protruding toward the end plate to which the enclosure is coupled, among the first end plate and the second end plate, and wherein the end plate coupled to the enclosure comprises at least one receiving recess formed therein to receive the at least one protruding portion.

公开(公告)号：US20210119242A1

公开(公告)日：2021-04-22

申请号：US16824551

申请日：2020-03-19

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Suk Min Baeck ,  Yong Suk Heo

IPC: H01M8/2475 ,  H01M8/04701 ,  H01M8/0432

Abstract: A fuel cell may include a cell stack including a plurality of unit cells stacked in a first direction, first and second end plates disposed at corresponding first and second end portions of the cell stack, at least one clamping member coupled to the first and second end plates to clamp the plurality of unit cells in the first direction and configured to generate heat in a response to a control signal, and a controller configured to generate the control signal based on the temperature of the cell stack.

公开(公告)号：US10826082B2

公开(公告)日：2020-11-03

申请号：US15255422

申请日：2016-09-02

Applicant: Hyundai Motor Company

Inventor： Suk Min Baeck ,  Dae Il Yoon ,  Yoo Chang Yang ,  Kook Il Han

IPC: H01M8/0258 ,  H01M8/1004 ,  H01M8/2404

Abstract: A fuel cell and a method for producing the same are provided. The fuel cell includes a membrane electrode assembly and a gas diffusion layer that is disposed at each of opposite surfaces of the membrane electrode assembly, and includes a plurality of compressed parts that are formed by pressure at positions spaced out at predetermined intervals on the gas diffusion layer. The fuel cell further includes a separator that is in contact with an outer surface of the gas diffusion layer, and has a plurality of land parts that protrude toward the gas diffusion layer, and a plurality of channel parts that form flow paths between the land parts. The land parts respectively protrude toward the compressed parts of the gas diffusion layer to come in contact with the compressed parts.

公开(公告)号：US20200185749A1

公开(公告)日：2020-06-11

申请号：US16538410

申请日：2019-08-12

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Duck Whan Kim ,  Gi Young Nam ,  Suk Min Baeck ,  Hyun Woong Ko ,  Ju Han Kim ,  Seung Jun Yeon ,  Ki Wook Ohm ,  Kwi Seong Jeong ,  Yong Suk Heo

IPC: H01M8/2475 ,  H01M8/242 ,  H01M8/0202

Abstract: A fuel cell is provided that includes a cell stack having a plurality of unit cells stacked in a first direction. An enclosure is disposed to surround the cell stack and includes an inlet that suctions external air and an outlet that discharges air that has been suctioned through the inlet and has circulated in the space between the cell stack and the enclosure. An insulating member is disposed to extend in the first direction in the space between an outer surface of the cell stack and an inner surface of the enclosure. The insulating member divides the space into a plurality of spaces and has an aperture formed therein to provide communication between the divided plurality of spaces, and an air intake member configured to suction air discharged from the outlet.

公开(公告)号：US20200185732A1

公开(公告)日：2020-06-11

申请号：US16686633

申请日：2019-11-18

Applicant: HYUNDAI MOTOR COMPANY ,  KIA MOTORS CORPORATION

Inventor： Gi Young Nam ,  Suk Min Baeck ,  Hyun Woong Ko ,  Ju Han Kim ,  Seung Jun Yeon ,  Ki Wook Ohm ,  Duck Whan Kim ,  Yong Suk Heo

IPC: H01M8/04007

Abstract: A fuel cell includes a cell stack including a plurality of stacked unit cells and a heating unit configured to apply heat to the cell stack. The heating unit includes a heat-generating part and a heat-generating-part support part disposed on an end side of the cell stack. The heat-generating-part support part allows the heat-generating part to be fitted thereinto or to be drawn out therefrom.

公开(公告)号：US20190181485A1

公开(公告)日：2019-06-13

申请号：US16012947

申请日：2018-06-20

Applicant: Hyundai Motor Company ,  Kia Motors Corporation

Inventor： Suk Min Baeck ,  Young Bum Kum ,  Kwi Seong Jeong

IPC: H01M8/2475 ,  H01M8/2404 ,  H01M8/248

Abstract: A fuel cell stack is provided and includes a fuel cell assembly in which a plurality of fuel cells are stacked between upper and lower current collectors. The fuel cell stack includes an enclosure that pressurizes and seals the fuel cell assembly in a stacked direction of the fuel cells.

公开(公告)号：US10128479B2

公开(公告)日：2018-11-13

申请号：US15196291

申请日：2016-06-29

Applicant: Hyundai Motor Company

Inventor： Chi Seung Lee ,  Seong Il Heo ,  Yoo Chang Yang ,  Suk Min Baeck

IPC: H01M2/14 ,  H01M8/0204

Abstract: A method for manufacturing a separator of a fuel cell stack includes: forming a gasket on the separator of the fuel cell stack; masking a surface of the separator except for a region of the surface of the separator on which the gasket is formed; and inserting the partially masked separator into a chamber to cross-link the gasket.