公开(公告)号：US20230420706A1

公开(公告)日：2023-12-28

申请号：US18253614

申请日：2021-11-09

Applicant: KOLON INDUSTRIES, INC.

Inventor： Woong Jeon AHN ,  Kyoung Ju KIM ,  Hyoung Mo YANG ,  Do Woo KIM ,  Jung Kun HER

IPC: H01M8/04119

CPC classification number: H01M8/04149

Abstract: The present disclosure provides a fuel cell humidifying system for supplying humidified air to the fuel cell, and
The fuel cell humidifying system according to an embodiment of the present disclosure
includes: a plurality of humidifying modules configured to humidify battery gas to be supplied to a fuel cell stack by using wet gas; a humidifier configured to supply wet gas to the humidifying modules and discharge the wet gas discharged from the humidifying modules; a supply cap coupled to one side of the wet part to supply the battery gas to the humidifying modules; and a discharge cap coupled to the other side of the wet part to discharge the battery gas discharged from the humidifying modules to the fuel cell stack, and each of the humidifying modules comprises a cartridge coupled to a plurality of hollow fiber membranes, a mid-case coupled to one or more cartridges, a supply hole formed through the mid-case so that wet gas is supplied into the mid-case, and a discharge hole formed through the mid-case so that the wet gas is discharged the mid-case, and the wet part comprises a wet body for accommodating the humidifying modules therein, a supply member for supplying the wet gas to the wet body, and a discharge member for discharging the wet gas from the wet body.

公开(公告)号：US20230178766A1

公开(公告)日：2023-06-08

申请号：US17995481

申请日：2021-11-08

Applicant: KOLON INDUSTRIES,INC.

Inventor： Hyoung Mo YANG ,  Woong Jeon AHN ,  Do Woo KIM

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04149 ,  H01M8/04141 ,  B01D63/02 ,  H01M2008/1095

Abstract: The present invention relates to a humidifier for a fuel cell, the humidifier comprising: a humidifying module for humidifying a dry gas, supplied from the outside, by using a 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. The humidifying module includes: a mid-case, both ends of which are open; and at least one cartridge that is located inside the mid-case and includes a plurality of hollow fiber membranes. The distance between a second gas inlet and a second gas outlet, which are formed in an inner case of the cartridge, is greater than the distance between a first gas inlet and a first gas outlet, which are formed in the mid-case.

公开(公告)号：US20220367886A1

公开(公告)日：2022-11-17

申请号：US17761195

申请日：2021-05-20

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Hyoung Mo YANG ,  In Ho KIM

IPC: H01M8/0276 ,  H01M8/04119 ,  H01M8/2475

Abstract: Proposed are a gasket assembly and a fuel cell humidifier comprising the same which can be manufactured with improved productivity and can drastically reduce maintenance costs thereof. The gasket assembly according to an embodiment of the present disclosure is a gasket assembly for a fuel cell humidifier comprising a mid-casing, a cap fastened to the mid-casing, and at least one cartridge disposed in the mid-casing and receiving a plurality of hollow fiber membranes. The gasket assembly includes a packing part provided with a hole into which an end part of the cartridge is inserted, an edge part formed by being connected to the packing part, and a damping part formed on an outer peripheral surface of the cartridge.

公开(公告)号：US20210151780A1

公开(公告)日：2021-05-20

申请号：US17055175

申请日：2019-06-04

Applicant: KOLON INDUSTRIES, INC.

Inventor： Do Woo KIM ,  Kyoung Ju KIM ,  Jin Hyung LEE

IPC: H01M8/04119 ,  B01D63/02

Abstract: The present invention relates to a membrane humidifier for a fuel cell, which can prevent a decrease in humidification efficiency due to a pressure difference between the inside and outside of a membrane humidifier, the membrane humidifier for a fuel cell, according to an embodiment of the present invention, comprising: a middle case having a module insertion part inside; a cap case coupled to the middle case; a hollow fiber membrane module inserted to the module insertion part; and a pressure buffer part between the inner wall of the middle case and the module insertion part.

公开(公告)号：US20240356048A1

公开(公告)日：2024-10-24

申请号：US18254708

申请日：2021-12-28

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119 ,  H01M8/0284

CPC classification number: H01M8/04141 ,  H01M8/0284 ,  H01M8/04149

Abstract: The present invention relates to a humidifier for a fuel cell, the humidifier comprising: a humidifying module for humidifying a dry gas, supplied from the outside, by using a wet gas discharged from a fuel cell stack; and a first cap coupled to one end of the humidifying module, wherein the humidifying module includes: a mid-case that is open at both ends; at least one cartridge disposed inside the mid-case and including a plurality of hollow fiber membranes; and a first packing member which is air-tightly coupled to one end of the humidifying module through mechanical assembly so that the first cap is in fluid communication with only the hollow fiber membranes.

公开(公告)号：US20240339638A1

公开(公告)日：2024-10-10

申请号：US18579969

申请日：2022-08-19

Applicant: KOLON INDUSTRIES, INC.

Inventor： Hyoung Mo YANG ,  Woong Jeon AHN ,  Do Woo KIM

IPC: H01M8/04119 ,  H01M8/10

CPC classification number: H01M8/04149 ,  H01M2008/1095

Abstract: Disclosed is a fuel cell membrane humidifier which may prevent degradation of efficiency, which is caused by an increase in differential pressure in the fuel cell membrane humidifier due to volume minimization of the fuel cell membrane humidifier. 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, a partition wall partitioning an inner space of the mid-case into a first space and a second space, and an active bypass portion configured to adjust a flow rate of the second fluid flowing in the first space and the second space according to a flow rate of the second fluid introduced through the second fluid inlet.

公开(公告)号：US20240316502A1

公开(公告)日：2024-09-26

申请号：US18579895

申请日：2022-07-08

Applicant: KOLON INDUSTRIES, INC.

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

IPC: B01D63/04

CPC classification number: B01D63/04 ,  B01D2313/02 ,  B01D2313/44

Abstract: A hollow fiber membrane cartridge according to an aspect of the present invention includes a plurality of hollow fiber membranes and a body portion in which the plurality of hollow fiber membranes are arranged, and above which and below which mesh portions are formed, respectively, wherein the mesh portion includes a plurality of joints and a window formed to be surrounded by the plurality of joints, and a radius of curvature of the joint is 1 to 7 times a diameter of the hollow fiber membrane.

公开(公告)号：US20240243309A1

公开(公告)日：2024-07-18

申请号：US18558736

申请日：2022-06-09

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119

CPC classification number: H01M8/04149 ,  H01M8/04141

Abstract: Disclosed is a fuel cell membrane humidifier capable of preventing the bypass of exhaust gas by sealing a gap between an inner case and a middle case which form a cartridge, wherein the disclosed fuel cell membrane humidifier comprises:



a middle case having a partition dividing an inner space;
a first cap fastened to one side of the middle case; a second cap fastened to another side of the middle case;
an inner case, which is disposed in the middle case and accommodates a plurality of hollow fiber membranes therein;
a rib, which protrudes from one side of the inner case and is in contact with one surface of the partition;
a hook, which protrudes from another side of the inner case and is in contact with another surface of the partition;
a first gasket, which is disposed between the first cap and the inner case and transmits, to the rib, a fastening force between the first cap and the middle case; and
a second gasket, which is disposed between the second cap and the inner case and transmits, to the hook, the fastening force between the second cap and the middle case.

公开(公告)号：US20240021848A1

公开(公告)日：2024-01-18

申请号：US18253418

申请日：2021-11-11

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04149 ,  H01M8/04141 ,  B01D63/02 ,  B01D2313/21 ,  B01D2313/44 ,  B01D2313/131

Abstract: The present invention relates to a cartridge of a fuel cell humidifier, and a fuel cell humidifier, wherein the cartridge of a fuel cell humidifier for humidifying dry gas supplied from the outside by using wet gas discharged from a fuel cell stack comprises: an inner case having an opening at an end and containing a plurality of hollow fiber membranes; and a first fixing layer and a second fixing layer for fixing the respective ends of the hollow fiber membranes. The inner case comprises: a first divided case and a second divided case for accommodating the hollow fiber membranes; and a first press-fitting member for coupling the first divided case and the second divided case in a press-fit manner.

公开(公告)号：US20240006633A1

公开(公告)日：2024-01-04

申请号：US18253622

申请日：2021-12-09

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119 ,  B01D63/04

CPC classification number: H01M8/04149 ,  B01D63/04

Abstract: The present disclosure provides a fuel cell membrane humidifier capable of improving humidification efficiency by increasing a flow time in a humidifying module, and



the fuel cell membrane humidifier according to an embodiment of the present disclosure,
includes: a mid-case; an off-gas inlet formed in a direction inclined at a predetermined angle with respect to one surface of the mid-case through which off-gas discharged from the fuel cell stack is introduced; and at least one cartridge disposed in the mid-case and including an inner case accommodating a plurality of hollow fiber membranes therein, and a potting part fixing ends of the hollow fiber membranes.