公开(公告)号：US20230361320A1

公开(公告)日：2023-11-09

申请号：US18353157

申请日：2023-07-17

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kung Ju KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  H01M8/0284 ,  H01M8/0276

CPC classification number: H01M8/0276 ,  H01M8/0284 ,  H01M8/04126 ,  H01M2008/1095

Abstract: The present invention relates to a gasket assembly which can be manufactured with improved productivity and can dramatically reduce maintenance costs, and a fuel cell membrane humidifier comprising same. A gasket assembly according to an embodiment of the present invention is a gasket assembly for a fuel cell membrane humidifier comprising a mid-case, a cap coupled to the mid-case, and at least one cartridge disposed in the mid-case to receive multiple hollow fiber membranes.

公开(公告)号：US20250050278A1

公开(公告)日：2025-02-13

申请号：US18291957

申请日：2022-09-22

Applicant: KOLON INDUSTRIES, INC.

Inventor： Na Hyun AHN ,  Do Woo KIM ,  In Ho KIM

IPC: B01D63/04 ,  H01M8/04119

Abstract: The present disclosure provides a hollow fiber membrane cartridge capable of preventing fiber breakage of a hollow fiber membrane by uniformly supplying a fluid to the hollow fiber membrane and a hollow fiber membrane module. The hollow fiber membrane is accommodated in the hollow fiber membrane cartridge according to an embodiment of the present disclosure and allows a first fluid and a second fluid to perform moisture exchange, wherein the first fluid flows inside the hollow fiber membrane, and the second fluid introduced from outside flows outside the hollow fiber membrane, an opening through which the second fluid is introduced or discharged is formed in the hollow fiber membrane cartridge, a first portion into which the second fluid is introduced and a second portion having a greater inflow flow rate of the second fluid per unit area than that of the first portion are formed in the opening, and a width of the second portion is less than a width of the first portion.

公开(公告)号：US20240322199A1

公开(公告)日：2024-09-26

申请号：US18578209

申请日：2022-07-08

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  B01D63/04

CPC classification number: H01M8/04149 ,  B01D63/04 ,  B01D2313/083 ,  B01D2313/18 ,  B01D2313/44

Abstract: Disclosed is a fuel cell membrane humidifier which may improve humidification efficiency by preventing a differential pressure loss in a humidification module. A disclosed fuel cell membrane humidifier performs moisture exchange between a first fluid and a second fluid and includes a mid-case, a second fluid inlet configured to introduce the second fluid into the mid-case, a second fluid outlet configured to discharge the second fluid to outside, and at least one cartridge arranged in the mid-case and accommodating a plurality of hollow fiber membranes. A cross-sectional area of the second fluid inlet is formed to be greater than or equal to an inner cross-sectional area of the at least one cartridge excluding a cross-sectional area occupied by the plurality of hollow fiber membranes accommodated in the at least one cartridge.

公开(公告)号：US20240322196A1

公开(公告)日：2024-09-26

申请号：US18578189

申请日：2022-07-08

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  B01D63/04

CPC classification number: H01M8/04126 ,  B01D63/04 ,  B01D2313/083 ,  B01D2313/18 ,  B01D2313/19 ,  B01D2313/201

Abstract: Provided is a fuel cell membrane humidifier in which humidification efficiency is improved by preventing differential pressure loss in a humidification module. The fuel cell membrane humidifier performs moisture exchange between a first fluid and a second fluid and includes a mid-case, a second fluid inlet through which the second fluid is introduced into the mid-case, a second fluid outlet through which the second fluid is discharged to outside, a partition wall configured to divide an inner space of the mid-case into a first space and a second space, and at least one cartridge located in the mid-case and configured to accommodate a plurality of hollow fiber membranes therein. A cross-sectional area of the second fluid inlet is equal to or greater than a total area of windows constituting a first mesh hole unit and arranged in a mesh shape in the at least one cartridge for fluid communication with the first space.

公开(公告)号：US20240243310A1

公开(公告)日：2024-07-18

申请号：US18559005

申请日：2022-06-09

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Na Hyun AHN ,  In Ho KIM

IPC: H01M8/04119 ,  H01M8/10

CPC classification number: H01M8/04149 ,  H01M2008/1095

Abstract: Disclosed is a fuel cell membrane humidifier that can prevent gas leakage due to repeated operation and stop of a fuel cell, can be manufactured with relatively low manufacturing cost and high productivity, and can suppress vibrations generated during operation.
The disclosed fuel cell membrane humidifier comprises a humidification module for humidifying air supplied from the outside with moisture in off-gas discharged from a fuel cell stack. The humidification module comprises a mid-case having both open ends, a step being formed on the inner circumferential surface of the mid-case, at least one cartridge disposed in the mid-case and accommodating multiple hollow fiber membranes, a fixing layer in which the ends of the hollow fiber membranes are potted and which is supported by a mid-case inner wall, a bracket supported by the step of the mid-case and in contact with the fixing layer, and a packing member having a groove in which the end of the mid-case is fitted, the packing member being contact with the bracket.

公开(公告)号：US20240088410A1

公开(公告)日：2024-03-14

申请号：US18262437

申请日：2022-03-08

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Kun HER ,  Do Woo KIM ,  Woong Jeon AN ,  Kyoung Ju Kim

IPC: H01M8/04119

CPC classification number: H01M8/04149 ,  H01M2008/1095

Abstract: The present invention relates to a fuel cell membrane humidifier, which improves binding force between a potting part and an inner case, and thus can maintain the binding force even if a fuel cell is repeatedly operated and stopped. A fuel cell membrane humidifier according to an embodiment of the present invention comprises: a humidification module for humidifying air, supplied from the outside, with the moisture of exhaust gas discharged from a fuel cell stack; and caps, which are each coupled to the both ends of the humidification module. The humidification module comprises at least one cartridge comprising: an inner case; a plurality of hollow fiber membranes placed inside the inner case; and a potting part which fixes the ends of the plurality of hollow fiber membranes, and which is filled in and coupled to the end part of the inner case.

公开(公告)号：US20240063406A1

公开(公告)日：2024-02-22

申请号：US18260046

申请日：2021-12-30

Applicant: KOLON INDUSTRIES, INC.

Inventor： Jung Kun HER ,  Woong Jeon AHN ,  Do Woo KIM

IPC: H01M8/04119

CPC classification number: H01M8/04149

Abstract: The present invention relates to a humidifier for a fuel cell, comprising: a humidifying module for humidifying dry gas supplied from the outside, by using wet gas discharged from a fuel cell stack; a first cap coupled to one end of the humidifying module; and a second cap coupled to the other end of the humidifying module, in which the humidifier comprises a first packing member which is airtightly coupled to one end of the humidifying module through mechanical assembly, so that the first cap can be in fluid communication only with hollow fiber membranes, wherein the humidifying module comprises a first sub-case having a first insertion groove into which the first packing member is inserted.

公开(公告)号：US20230411649A1

公开(公告)日：2023-12-21

申请号：US18248748

申请日：2021-11-11

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Hyoung Mo YANG ,  Jung Kun HER

IPC: H01M8/04119

CPC classification number: H01M8/04149 ,  H01M8/04141

Abstract: The present invention relates to a cartridge of a humidifier for a fuel cell for humidifying dry gas supplied from the outside by using wet gas discharged from a fuel cell stack, and a humidifier for a fuel cell, the cartridge comprising: an inner case having openings at each end thereof and containing a plurality of hollow fiber membranes; a gas inlet and a gas outlet formed in the inner case; and an adjustment cover movably coupled to the inner case, and adjusting at least one of an inflow area through which the wet gas or the dry gas flows through the gas inlet, and an outflow area through which the wet gas or the dry gas flows out through the gas outlet.

公开(公告)号：US20230402627A1

公开(公告)日：2023-12-14

申请号：US18248738

申请日：2021-06-24

Applicant: KOLON INDUSTRIES, INC.

Inventor： In Ho KIM ,  Do Woo KIM ,  Na Hyeon AN

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04149 ,  H01M8/04141 ,  B01D63/02 ,  B01D2313/44 ,  B01D2313/20 ,  B01D2313/10 ,  B01D2313/12

Abstract: The present invention relates to a cartridge of a humidifier for a fuel cell for humidifying dry gas supplied from the outside by using wet gas discharged from a fuel cell stack, and to a humidifier for a fuel cell, the cartridge of a humidifier for a fuel cell comprising: an inner case having an opening at the end thereof and including a plurality of hollow fiber membranes; and a first gas inlet and a first gas outlet formed in the inner case.

公开(公告)号：US20230290971A1

公开(公告)日：2023-09-14

申请号：US17766535

申请日：2020-11-27

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Hyoung Mo YANG ,  In Ho KIM ,  Na Hyun AHN

IPC: H01M8/04119

CPC classification number: H01M8/04149 ,  H01M8/04141 ,  H01M2008/1095

Abstract: The present invention relates to a fuel cell humidifier comprising: a humidifying module for humidifying dry gas, supplied from outside, by using wet gas discharged from a fuel cell stack; and a first cap coupled to one end of the humidifying module, wherein the humidifying module comprises a mid-case, and at least one cartridge which is disposed in the mid-case and accommodates a plurality of hollow fiber membranes. The fuel cell humidifier further comprises a first packing member airtightly coupled to at least one end of the humidifying module through mechanical assembly so that the first cap may fluidly communicate with only the hollow fiber membranes, wherein the first packing member tightly adheres to the cartridge by using the pressure of at least one among the dry gas and wet gas.