WO2024176970A1 - 中空糸膜モジュール - Google Patents

中空糸膜モジュール Download PDF

Info

Publication number
WO2024176970A1
WO2024176970A1 PCT/JP2024/005529 JP2024005529W WO2024176970A1 WO 2024176970 A1 WO2024176970 A1 WO 2024176970A1 JP 2024005529 W JP2024005529 W JP 2024005529W WO 2024176970 A1 WO2024176970 A1 WO 2024176970A1
Authority
WO
WIPO (PCT)
Prior art keywords
hollow fiber
fiber membrane
membrane module
pair
case
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2024/005529
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
陽祐 伊東
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nok Corp
Original Assignee
Nok Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nok Corp filed Critical Nok Corp
Priority to EP24760269.1A priority Critical patent/EP4670828A1/en
Priority to JP2025502335A priority patent/JPWO2024176970A1/ja
Priority to US19/140,277 priority patent/US20260091358A1/en
Priority to KR1020257017615A priority patent/KR20250096820A/ko
Priority to CN202480005116.6A priority patent/CN120282830A/zh
Publication of WO2024176970A1 publication Critical patent/WO2024176970A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H01M8/04082—Arrangements for control of reactant parameters, e.g. pressure or concentration
    • H01M8/04089—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
    • H01M8/04119—Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyte; Humidifying or dehumidifying
    • H01M8/04126—Humidifying
    • H01M8/04149—Humidifying by diffusion, e.g. making use of membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B01D63/021—Manufacturing thereof
    • B01D63/0231—Manufacturing thereof using supporting structures, e.g. filaments for weaving mats
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/02—Hollow fibre modules
    • B01D63/026—Wafer type modules or flat-surface type modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/003—Membrane bonding or sealing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/08—Hollow fibre membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10—Supported membranes; Membrane supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/02—Specific tightening or locking mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/02—Specific tightening or locking mechanisms
    • B01D2313/025—Specific membrane holders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/04—Specific sealing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/04—Specific sealing means
    • B01D2313/041—Gaskets or O-rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/04—Specific sealing means
    • B01D2313/042—Adhesives or glues
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/08—Flow guidance means within the module or the apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/10—Specific supply elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/12—Specific discharge elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/20—Specific housing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/20—Specific housing
    • B01D2313/201—Closed housing, vessels or containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/20—Specific housing
    • B01D2313/205—Specific housing characterised by the shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/23—Specific membrane protectors, e.g. sleeves or screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2313/00—Details relating to membrane modules or apparatus
    • B01D2313/26—Specific gas distributors or gas intakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2315/00—Details relating to the membrane module operation
    • B01D2315/22—Membrane contactor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Definitions

  • the present invention relates to a hollow fiber membrane module.
  • FIG. 7 is a schematic diagram of a hollow fiber membrane module according to the prior art, where (a) is a front view of the hollow fiber membrane module, and (b) is a cross-sectional view taken along line BB in (a).
  • the hollow fiber membrane module 500 comprises a hollow fiber membrane module body 510 and a pair of cover members 520, 530 attached to the hollow fiber membrane module body 510.
  • the hollow fiber membrane module body 510 comprises a case 511 and a plurality of hollow fiber membranes 512 housed in the case 511.
  • the case 511 has an interior with openings at both ends, and a plurality of hollow fiber membranes 512 are housed in this interior.
  • the pair of cover members 520, 530 are provided with openings 521, 531, respectively, which serve as inlets and outlets for fluid.
  • the case 511 is provided with a plurality of through holes 511a for communicating the internal spaces of the cover members 520, 530 with the interior of the case 511.
  • the hollow fiber membrane module body 510 is provided with a pair of sealing fixing parts 513, 514 at one end and the other end of the case 511, which seal the gaps between the hollow fiber membranes 512 while leaving the hollow interiors of the hollow fiber membranes 512 open.
  • the annular gap between the inner circumferential surface of the case 511 and the pair of sealing fixing parts 513, 514 is sealed with a liquid gasket.
  • wet gas is caused to flow from opening 521 to opening 531 through the outside of the multiple hollow fiber membranes 512, and dry gas is caused to flow from the sealing fixing part 514 side to the sealing fixing part 513 side through the hollow interiors of the multiple hollow fiber membranes 512, whereby the dry gas is humidified and the wet gas is dried.
  • an annular groove 511b was provided on the inner peripheral surface of the case 511, and the annular protrusions on the outer periphery of the pair of sealing fixing parts 513, 514 were configured to be caught.
  • the resin case 511 can be molded using a mold, it is difficult to provide the annular groove 511b by molding with a mold, especially in the case of a large case 511, so the annular groove 511b was formed by cutting processing after resin molding.
  • the pair of sealing fixing parts 513, 514 can move slightly separately in a direction parallel to the hollow fiber membrane 512. Therefore, the hollow fiber membrane 512 is pulled or crushed, so that the load is easily increased and there is a risk of damage.
  • the present invention provides a hollow fiber membrane module that can reduce the load on the hollow fiber membrane.
  • the present invention employs the following measures to solve the above problems.
  • the hollow fiber membrane module of the present invention comprises: A plurality of hollow fiber membranes; a case having both ends open and configured to accommodate the plurality of hollow fiber membranes; a pair of sealing and fixing parts that seal gaps between the plurality of hollow fiber membranes at one end side and the other end side of the case while leaving the hollow interiors of the plurality of hollow fiber membranes open;
  • a hollow fiber membrane module comprising: a holding member provided in the case and holding the plurality of hollow fiber membranes; The plurality of hollow fiber membranes are fixed to the holding member by the pair of sealing and fixing parts.
  • the pair of sealing and fixing parts are fixed to the holding member, the pair of sealing and fixing parts are prevented from moving independently of each other, and therefore the hollow fiber membrane is prevented from being pulled or crushed.
  • the annular gap between the pair of sealing fixing parts and the case may be sealed by a seal part made of an elastic material.
  • the holding member is A pair of plate-shaped portions arranged to sandwich the plurality of hollow fiber membranes; A connecting portion that connects the pair of plate-shaped portions; It is advisable to prepare the following.
  • the pair of plate-shaped portions may have a number of through holes that serve as passages for fluid passing through the outside of the hollow fiber membranes.
  • the present invention makes it possible to reduce the load on the hollow fiber membrane.
  • FIG. 1 is a schematic diagram of a hollow fiber membrane module according to an embodiment of the present invention.
  • FIG. 2 is a schematic diagram of a hollow fiber membrane module according to an embodiment of the present invention.
  • FIG. 3 is a schematic diagram of a holding member according to an embodiment of the present invention.
  • FIG. 4 is a manufacturing process diagram of a hollow fiber membrane module according to an embodiment of the present invention.
  • FIG. 5 is a manufacturing process diagram of a hollow fiber membrane module according to an embodiment of the present invention.
  • FIG. 6 is a schematic diagram showing an application example of the hollow fiber membrane module according to the embodiment of the present invention.
  • FIG. 7 is a schematic diagram of a hollow fiber membrane module according to the prior art.
  • FIG. 1 is a schematic diagram of a hollow fiber membrane module according to an embodiment of the present invention, in which Fig. 1(a) is a front view of the hollow fiber membrane module, and Fig. 1(b) is a plan view of the hollow fiber membrane module.
  • Fig. 2 is a schematic diagram of a hollow fiber membrane module according to an embodiment of the present invention, in which Fig. 2(a) is a side view of the hollow fiber membrane module, and Fig. 2(b) is a cross-sectional view taken along A1-A1 in Fig. 1(a) (a cross-sectional view taken along A2-A2 in Fig.
  • FIG. 3 is a schematic diagram of a holding member according to an embodiment of the present invention, in which Fig. 3(a) is a front view of the holding member, Fig. 3(b) is a plan view of the holding member, and Fig. 3(c) is a side view of the holding member.
  • Figs. 4 and 5 are diagrams showing the manufacturing process of a hollow fiber membrane module according to an embodiment of the present invention. 4(a) is a front view of an intermediate product in the manufacturing process, and FIGS. 4(b), 4(c) and 5 are portions of cross-sectional views of the intermediate product in the manufacturing process (corresponding to the A1-A1 cross-sectional view in FIG. 1(a) (the A2-A2 cross-sectional view in FIG. 1(b))).
  • the pair of pipes 111, 112 communicate the outside of the case 100 with the inside of the case body 110, and form a passage for a fluid that flows outside the plurality of hollow fiber membranes 220.
  • the pair of pipes 111 and 112 are provided on the outer walls of a pair of flat plate-shaped portions of the case body 110, respectively.
  • the hollow fiber membrane unit 200 includes a holding member 210, a plurality of hollow fiber membranes 220 held by the holding member 210, and a pair of sealing fixing parts 231, 232.
  • the pair of sealing fixing parts 231, 232 are configured to seal the gaps between the plurality of hollow fiber membranes 220 at one end side and the other end side of the case 100 while leaving the hollow interiors of the plurality of hollow fiber membranes 220 open.
  • Polyphenylsulfone (PPSU) can be suitably used as the material for the hollow fiber membranes 220, and epoxy resin can be suitably used as the material for the sealing fixing parts 231, 232.
  • the holding member 210 can be made of a resin material.
  • the holding member 210 has a pair of plate-shaped parts 211, 212 arranged to sandwich the multiple hollow fiber membranes 220, and a connecting part 215 connecting the pair of plate-shaped parts 211, 212.
  • the pair of plate-shaped parts 211, 212 are provided with a plurality of through holes 211a, 212a that serve as a passage for fluid passing through the outside of the multiple hollow fiber membranes 220.
  • the pair of plate-shaped parts 211, 212 are configured to face a pair of flat parts in the case body 110 when the holding member 210 is housed inside the case (inside the case body 110).
  • the pair of plate-shaped parts 211, 212 form a passage for fluid flowing outside the multiple hollow fiber membranes 220 between the inner circumferential surface (the inner circumferential surface of the pair of flat parts) of the case 100 (case body 110) and the multiple hollow fiber membranes 220.
  • This passage allows fluid to flow through the entirety of the multiple hollow fiber membranes 220 housed between the pair of plate-shaped parts 211, 212.
  • the pair of plate-shaped parts 211, 212 are each provided with multiple pin-shaped support parts 213, 214. These multiple support parts 213, 214 abut against the pair of flat plate-shaped parts of the case body 110, thereby suppressing deformation of the pair of plate-shaped parts 211, 212.
  • a stable gap is maintained between the pair of flat plate-shaped parts of the case body 110 and the pair of plate-shaped parts 211, 212.
  • ⁇ Manufacturing method of hollow fiber membrane module The manufacturing method of the hollow fiber membrane module 10 will be described in the order of manufacturing steps.
  • the holding member 210 is inserted into the housing of the case 100 (case body 110).
  • a plurality of hollow fiber membranes 220 are filled between the pair of plate-like parts 211, 212 of the holding member 210 on both sides of the connecting part 215.
  • Fig. 4(a) shows the state after the plurality of hollow fiber membranes 220 are filled.
  • the sealing and fixing parts 231, 232 are formed.
  • Figs. 4 and 5 show the process of forming the sealing and fixing part 232, but the same applies to the sealing and fixing part 231.
  • a jig 400 for filling a liquid potting material such as epoxy resin is attached to the end of the case body 110.
  • the liquid potting material 232a is filled (see FIG. 4(b)).
  • the liquid potting material 232a may be poured from an injection port provided in the jig 400, or may be poured through a tube or the like to the piping 111.
  • the liquid level of the potting material 232a can be maintained at a predetermined position by applying centrifugal force or the like from the time the liquid potting material 232a is poured until the potting material 232a hardens.
  • both ends of the holding member 210 are configured to have a complex structure.
  • the sealing fixing portion 232 is hooked onto the end of the holding member 210.
  • a part of the sealing fixing portion 232 is present on the end face side and the inside side of the case 100 through the part of the end of the holding member 210 that protrudes above and below in the figure. Therefore, the sealing and fixing part 232 does not shift in the left-right direction in the figure relative to the holding member 210. Therefore, the sealing and fixing part 232 does not come off from the holding member 210.
  • the adhesive part between the case body 110 and the sealing and fixing part 232 is peeled off.
  • the intermediate product after the sealing and fixing part 232 is provided can be placed in a thermostatic chamber and heated for a predetermined time to peel off the adhesive part between the case body 110 and the sealing and fixing part 232.
  • a liquid gasket 310 such as a silicone adhesive is injected into the annular gap between the case body 110 and the sealing and fixing part 232 (see FIG. 5(b)).
  • this liquid gasket 310 hardens, the annular gap between the case body 110 and the sealing and fixing part 232 is sealed.
  • the annular gap between the sealing and fixing part 232 and the case 100 (case body 110) is sealed by the hardened liquid gasket 310 (sealing part made of an elastic material).
  • hollow fiber membrane module 10 An application example of the hollow fiber membrane module 10 according to the present embodiment will be described.
  • the hollow fiber membrane module 10 according to the present embodiment can be applied as a humidifier or a dehumidifier. This will be briefly described.
  • the hollow fiber membrane module 10 has an intra-membrane flow path that passes through the inside of the hollow fiber membranes 220, and an extra-membrane flow path that passes outside the hollow fiber membranes 220.
  • the intra-membrane flow path is configured so that dry gas flows from one end of the case 100 through the hollow interiors of the hollow fiber membranes 220 to the other end of the case 100 (see the solid arrow in Figure 2 (b)).
  • the extra-membrane flow path is configured so that wet gas, which has a higher humidity than the dry gas, flows from the pipe 111 through the inside of the case 100 to the pipe 112 (see the dotted arrow in Figure 2 (b)).
  • lids with inlets and outlets for allowing fluid to flow through the intra-membrane flow paths are attached to both ends of the case 100. These lids more reliably suppress movement of the hollow fiber membrane unit 200 relative to the case 100.
  • the moisture in the wet gas moves into the dry gas due to the membrane separation action of the hollow fiber membrane. Therefore, the dry gas is humidified and the wet gas is dehumidified, so it can be used as both a humidifier and a dehumidifier.
  • the hollow fiber membrane module 10 can be suitably used as a humidification device for humidifying the electrolyte membrane provided in the fuel cell 50.
  • a humidification device for humidifying the electrolyte membrane provided in the fuel cell 50.
  • FIG. 6 the configuration in which the hollow fiber membrane module 10 is used as such a humidification device will be described.
  • dry air is sent to the membrane inner flow path of the hollow fiber membrane module 10 by the compressor 60 (see arrow R1).
  • the dry air flowing through the membrane inner flow path is humidified and discharged from the hollow fiber membrane module 10.
  • This humidified wet air is sent to the fuel cell 50 (see arrow R2).
  • the electrolyte membrane provided in the fuel cell 50 is maintained in a wet state.
  • the wet air generated in the fuel cell 50 is then sent to the membrane outer flow path of the hollow fiber membrane module 10 (see arrow R3), and the dry air dehumidified by the membrane separation action of the hollow fiber membrane is discharged from the hollow fiber membrane module 10 (see arrow R4).
  • the moist air generated in the fuel cell 50 has a high temperature, the temperature of the dry air sent from the compressor 60 is low, so the temperature of the moist air discharged from the hollow fiber membrane module 10 is low. In this way, the hollow fiber membrane module 10 also exhibits a heat exchange function.
  • this embodiment does not use a structure in which an annular groove is provided on the inner circumferential surface of the case body to hook part of the sealing fixing part. Therefore, cutting work on the case body is not required, and manufacturing is easy.
  • the hollow fiber membrane module 10 is applied as a humidifier or a dehumidifier.
  • the hollow fiber membrane module of the present invention can be applied to other uses such as a filtration device (for example, a device that performs cross-flow filtration).
  • Hollow fiber membrane module 100 Case 110: Case body 111, 112: Pipe 200: Hollow fiber membrane unit 210: Holding member 211, 212: Plate-shaped portion 211a, 212a: Through hole 213, 214: Support portion 215: Connection portion 215a: Hollow portion 220: Hollow fiber membrane 231, 232: Sealing and fixing portion 232a: Potting material 310: Liquid gasket 400: Jig

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
PCT/JP2024/005529 2023-02-21 2024-02-16 中空糸膜モジュール Ceased WO2024176970A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP24760269.1A EP4670828A1 (en) 2023-02-21 2024-02-16 HOLLOW FIBER MEMBRANE MODULE
JP2025502335A JPWO2024176970A1 (https=) 2023-02-21 2024-02-16
US19/140,277 US20260091358A1 (en) 2023-02-21 2024-02-16 Hollow fiber membrane module
KR1020257017615A KR20250096820A (ko) 2023-02-21 2024-02-16 중공사막 모듈
CN202480005116.6A CN120282830A (zh) 2023-02-21 2024-02-16 中空纤维膜模块

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023025288 2023-02-21
JP2023-025288 2023-02-21

Publications (1)

Publication Number Publication Date
WO2024176970A1 true WO2024176970A1 (ja) 2024-08-29

Family

ID=92501190

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2024/005529 Ceased WO2024176970A1 (ja) 2023-02-21 2024-02-16 中空糸膜モジュール

Country Status (6)

Country Link
US (1) US20260091358A1 (https=)
EP (1) EP4670828A1 (https=)
JP (1) JPWO2024176970A1 (https=)
KR (1) KR20250096820A (https=)
CN (1) CN120282830A (https=)
WO (1) WO2024176970A1 (https=)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61157309A (ja) * 1984-12-28 1986-07-17 Daicel Chem Ind Ltd 中空糸型モジユ−ル
JPH0259016A (ja) * 1988-08-25 1990-02-28 Ube Ind Ltd ガス分離膜モジュール
WO2013137313A1 (ja) * 2012-03-13 2013-09-19 日産自動車株式会社 加湿器
JP2015181986A (ja) 2014-03-20 2015-10-22 Nok株式会社 中空糸膜モジュール及び中空糸膜モジュールの製造方法
JP2022547062A (ja) * 2019-11-29 2022-11-10 コーロン インダストリーズ インク 燃料電池用加湿器のカートリッジ及び燃料電池用加湿器
WO2022255086A1 (ja) * 2021-06-02 2022-12-08 Nok株式会社 中空糸膜モジュール

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61157309A (ja) * 1984-12-28 1986-07-17 Daicel Chem Ind Ltd 中空糸型モジユ−ル
JPH0259016A (ja) * 1988-08-25 1990-02-28 Ube Ind Ltd ガス分離膜モジュール
WO2013137313A1 (ja) * 2012-03-13 2013-09-19 日産自動車株式会社 加湿器
JP2015181986A (ja) 2014-03-20 2015-10-22 Nok株式会社 中空糸膜モジュール及び中空糸膜モジュールの製造方法
JP2022547062A (ja) * 2019-11-29 2022-11-10 コーロン インダストリーズ インク 燃料電池用加湿器のカートリッジ及び燃料電池用加湿器
WO2022255086A1 (ja) * 2021-06-02 2022-12-08 Nok株式会社 中空糸膜モジュール

Also Published As

Publication number Publication date
KR20250096820A (ko) 2025-06-27
EP4670828A1 (en) 2025-12-31
JPWO2024176970A1 (https=) 2024-08-29
CN120282830A (zh) 2025-07-08
US20260091358A1 (en) 2026-04-02

Similar Documents

Publication Publication Date Title
CN114072942B (zh) 燃料电池加湿器及其制造方法
JP7607122B2 (ja) 中空糸膜モジュール
KR101697998B1 (ko) 막 가습기
CN114026720A (zh) 用于燃料电池的加湿器及其制造方法
US20240282988A1 (en) Stack plate and stack plate device for humidifier
US11351504B2 (en) Hollow fiber membrane module
US20100193975A1 (en) Humidifier
WO2024176970A1 (ja) 中空糸膜モジュール
US12347898B2 (en) Membrane humidifier
WO2024176959A1 (ja) 中空糸膜モジュール
JP7625698B2 (ja) 中空糸膜モジュール
WO2024176963A1 (ja) 中空糸膜モジュール
CA3276360A1 (en) Hollow fiber membrane module
CA3214464C (en) Hollow fiber membrane module
JP2007061671A (ja) 中空糸膜モジュール及びその製造方法
JP7484675B2 (ja) 加湿器
WO2024253159A1 (ja) 中空糸膜モジュール

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 24760269

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 20257017615

Country of ref document: KR

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 202480005116.6

Country of ref document: CN

WWP Wipo information: published in national office

Ref document number: 1020257017615

Country of ref document: KR

WWP Wipo information: published in national office

Ref document number: 202480005116.6

Country of ref document: CN

ENP Entry into the national phase

Ref document number: 2025502335

Country of ref document: JP

Kind code of ref document: A

WWE Wipo information: entry into national phase

Ref document number: 2025502335

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 2024760269

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2024760269

Country of ref document: EP

Effective date: 20250922

ENP Entry into the national phase

Ref document number: 2024760269

Country of ref document: EP

Effective date: 20250922

WWP Wipo information: published in national office

Ref document number: 2024760269

Country of ref document: EP