公开(公告)号：US20240079612A1

公开(公告)日：2024-03-07

申请号：US18262497

申请日：2022-03-07

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119 ,  B01D63/02

CPC classification number: H01M8/04141 ,  B01D63/021 ,  H01M8/04149 ,  B01D2323/58

Abstract: The present invention relates to a fuel cell membrane humidifier having an improved coupling force between a potting portion and an inner case so that the coupling force can be maintained even when a fuel cell is repeatedly driven and stopped, the fuel cell membrane humidifier according to an embodiment of the present invention comprising: a humidification module for humidifying, with the moisture in exhaust gas discharged from a fuel cell stack, the air supplied from the outside; and caps respectively coupled to both ends of the humidification module. The humidification module comprises at least one cartridge including an inner case, a plurality of hollow-fiber membranes arranged in the inner case, the potting portion fixing the ends of the plurality of hollow-fiber membranes, and a laser bonding surface which is formed between the inner case and the potting portion through a laser bonding.

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.

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：US20240097161A1

公开(公告)日：2024-03-21

申请号：US18253944

申请日：2021-12-30

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

Abstract: The present disclosure provides a fuel cell membrane humidifier capable of regulating dry gas pressure in the fuel cell membrane humidifier by discharging dry gas to an outside according to the dry gas pressure in the membrane humidifier and a fuel cell system including the same, and



the fuel cell membrane humidifier according to an embodiment of the present disclosure
includes: a mid-case; a cap fastened to the mid-case and having a dry gas discharge hole through which dry gas is discharged; and a pressure regulator formed in the cap and partially opening the dry gas discharge hole according to pressure of dry gas in the cap to regulate the pressure of the dry gas in the cap.

公开(公告)号：US20240079613A1

公开(公告)日：2024-03-07

申请号：US18262423

申请日：2022-03-03

Applicant: KOLON INDUSTRIES, INC.

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

IPC: H01M8/04119 ,  B01D63/02 ,  H01M8/04746

CPC classification number: H01M8/04149 ,  B01D63/02 ,  H01M8/04141 ,  H01M8/04761 ,  B01D2313/08 ,  B01D2313/10 ,  B01D2313/21

Abstract: The present invention relates to a membrane humidifier for a fuel cell which can improve humidification efficiency by selectively supplying exhaust gas discharged from a fuel cell stack to each part of a hollow fiber membrane module. A membrane humidifier for a fuel cell according to an embodiment of the present invention comprises: a hollow fiber membrane module, a humidification module, and an active flow control unit formed between a fuel cell stack and the humidification module and automatically controlling the exhaust gas discharged from the fuel cell stack so as to be supplied to at least one selected from among a first and an exhaust gas inlets.