WO2023153092A1 - 分離膜モジュール - Google Patents
分離膜モジュール Download PDFInfo
- Publication number
- WO2023153092A1 WO2023153092A1 PCT/JP2022/047357 JP2022047357W WO2023153092A1 WO 2023153092 A1 WO2023153092 A1 WO 2023153092A1 JP 2022047357 W JP2022047357 W JP 2022047357W WO 2023153092 A1 WO2023153092 A1 WO 2023153092A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- reactor
- housing
- separation membrane
- sealing
- membrane module
- Prior art date
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 83
- 239000012528 membrane Substances 0.000 title claims abstract description 76
- 238000007789 sealing Methods 0.000 claims abstract description 72
- 239000007789 gas Substances 0.000 claims description 72
- 239000000446 fuel Substances 0.000 claims description 42
- 239000007788 liquid Substances 0.000 claims description 40
- 239000002994 raw material Substances 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical class [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 21
- 239000003054 catalyst Substances 0.000 description 16
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 10
- 230000004048 modification Effects 0.000 description 10
- 238000012986 modification Methods 0.000 description 10
- 239000012466 permeate Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000005060 rubber Substances 0.000 description 5
- 230000002194 synthesizing effect Effects 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910052878 cordierite Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052863 mullite Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- YXSIKEMDQWEQTO-UHFFFAOYSA-N copper zinc chromium(3+) oxygen(2-) Chemical compound [O-2].[Zn+2].[Cr+3].[Cu+2] YXSIKEMDQWEQTO-UHFFFAOYSA-N 0.000 description 1
- VODBHXZOIQDDST-UHFFFAOYSA-N copper zinc oxygen(2-) Chemical compound [O--].[O--].[Cu++].[Zn++] VODBHXZOIQDDST-UHFFFAOYSA-N 0.000 description 1
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 229910001195 gallium oxide Inorganic materials 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- 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
-
- 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
- B01D63/06—Tubular membrane modules
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/15—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively
- C07C29/151—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases
- C07C29/152—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of oxides of carbon exclusively with hydrogen or hydrogen-containing gases characterised by the reactor used
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/02—Monohydroxylic acyclic alcohols
- C07C31/04—Methanol
Definitions
- the present invention relates to a separation membrane module.
- Patent Literature 1 discloses a tubular type comprising a separation membrane that permeates water vapor, which is one of the products of the conversion reaction, a non-permeate side channel through which the raw material gas flows, and a catalyst filled in the channel. reactor is disclosed.
- the separation membrane module may be damaged due to the difference in thermal expansion coefficient between the reactor and the housing. Specifically, there is a problem that the reactor itself or the sealing portion that seals between the reactor and the housing is damaged. Such a problem also occurs when the separation membrane module is equipped with a separation filter instead of the reactor.
- An object of the present invention is to provide a separation membrane module capable of suppressing damage.
- a separation membrane module according to the present invention is used for a conversion reaction from a raw material gas containing hydrogen and carbon oxide to a liquid fuel, and includes a monolithic reactor extending in the longitudinal direction, a housing containing the reactor, a housing and the longitudinal direction. and a second annular seal sealing between the housing and the second longitudinal end of the reactor at Prepare.
- the first seal is longitudinally deformable or movable with the reactor.
- a second seal secures the reactor to the housing.
- a perspective view of the reactor 1 according to the embodiment AA sectional view of FIG. BB sectional view of FIG. CC sectional view of FIG. 1 is a see-through side view of a separation membrane module according to a first embodiment;
- FIG. A see-through side view of a separation membrane module according to a second embodiment.
- Cross-sectional view of a separation membrane module according to Modification 3 Cross-sectional view of a separation membrane module according to Modification 3
- Schematic diagram of a separation membrane module according to modification 4 Schematic diagram of a separation membrane module according to Modification 3
- FIG. 1 is a perspective view of the reactor 1.
- FIG. 2 is a cross-sectional view taken along line AA of FIG.
- FIG. 3 is a cross-sectional view along BB in FIG. 4 is a cross-sectional view taken along line CC of FIG. 2.
- FIG. 1 is a perspective view of the reactor 1.
- FIG. 2 is a cross-sectional view taken along line AA of FIG.
- FIG. 3 is a cross-sectional view along BB in FIG. 4 is a cross-sectional view taken along line CC of FIG. 2.
- the reactor 1 is a so-called membrane reactor for converting raw material gas into liquid fuel.
- the source gas contains at least hydrogen and carbon oxide. At least one of carbon monoxide and carbon dioxide can be used as the carbon oxide.
- the source gas may be a so-called synthesis gas (Syngas).
- the liquid fuel is a fuel that is liquid at room temperature and pressure, or a fuel that can be liquefied at room temperature and pressure. Examples of fuels in a liquid state at normal temperature and pressure include methanol, ethanol, liquid fuels represented by C n H 2 (m-2n) (m is an integer less than 90, n is an integer less than 30), and these mixtures. Fuels that can be liquefied at room temperature and under pressure include, for example, propane, butane, and mixtures thereof.
- reaction formula (1) for synthesizing methanol by catalytically hydrogenating a raw material gas containing carbon dioxide and hydrogen in the presence of a catalyst is as follows.
- the above reaction is an equilibrium reaction, and is preferably carried out at high temperature and high pressure (eg, 180°C or higher, 2 MPa or higher) in order to increase both conversion efficiency and reaction rate.
- the liquid fuel is in a gaseous state when it is synthesized and remains in a gaseous state at least until it flows out of the reactor 1 .
- the reactor 1 preferably has heat resistance and pressure resistance suitable for the desired conditions for synthesizing the liquid fuel.
- the reactor 1 is formed in a monolithic shape.
- a monolith means a shape having a plurality of holes penetrating in the longitudinal direction, and is a concept including a honeycomb.
- Reactor 1 extends longitudinally.
- Reactor 1 is formed in a columnar shape.
- the reactor 1 is formed in a cylindrical shape, but the outer shape of the reactor 1 is not particularly limited.
- the reactor 1 has a first end 1a and a second end 1b.
- the first end 1a is a portion extending from one end of the reactor 1 to 2/5 when the reactor 1 is equally divided into 5 in the longitudinal direction.
- the second end portion 1b is a portion extending from the other end portion of the reactor 1 to 2/5 when the reactor 1 is equally divided into 5 in the longitudinal direction.
- the first end 1a of the reactor 1 is the source gas inflow side
- the second end 1b of the reactor 1 is the liquid fuel outflow side.
- the reactor 1 has a first end face S1, a second end face S2 and a side face S3.
- the first end surface S1 is an end surface on the side of the first end portion 1a.
- the second end face S2 is the end face on the second end portion 1b side.
- the first end surface S1 is provided on the opposite side of the second end surface S2.
- the side surface S3 continues to the outer edges of the first end surface S1 and the second end surface S2.
- the reactor 1 includes a porous support 10, a catalyst 20, a separation membrane 30, a first sealing portion 40 and a second sealing portion 50.
- the porous support 10 is a column extending in the longitudinal direction of the reactor 1.
- the porous support 10 is composed of a porous material.
- a ceramic material As the porous material, a ceramic material, a metal material, a resin material, or the like can be used, and a ceramic material is particularly suitable.
- aggregates for ceramic materials include alumina (Al 2 O 3 ), titania (TiO 2 ), mullite (Al 2 O 3 SiO 2 ), cerven and cordierite (Mg 2 Al 4 Si 5 O 18 ). At least one of them can be used. At least one of titania, mullite, sinterable alumina, silica, glass frit, clay mineral, and sinterable cordierite can be used as the inorganic binder for the ceramic material.
- the ceramic material need not contain inorganic binders.
- the porous support 10 has multiple first channels 11 and multiple second channels 12 .
- Each first flow path 11 is formed along the longitudinal direction of the reactor 1, as shown in FIG. Each first channel 11 is on the non-permeate side of the separation membrane 30 . A raw material gas is caused to flow through each of the first flow paths 11 . Each first channel 11 is a through hole. Each first flow path 11 opens to the first end surface S ⁇ b>1 and the second end surface S ⁇ b>2 of the reactor 1 . Each first flow path 11 has an inlet e1 for the source gas formed in the first end surface S1 and an outlet e2 for the liquid fuel formed in the second end surface S2.
- a catalyst 20 is arranged in each first channel 11 .
- the number, position, shape, and the like of the first flow paths 11 can be changed as appropriate.
- Each second channel 12 is the permeation side of the separation membrane 30 .
- a sweep gas for sweeping the water vapor that has permeated the separation membrane 30 is flowed through each of the second flow paths 12 .
- An inert gas for example, nitrogen
- air can be used as the sweep gas.
- the number, position, shape, and the like of the second flow paths 12 can be changed as appropriate.
- each second channel 12 is composed of a plurality of cells 13, an inflow slit 14 and an outflow slit 15, as shown in FIGS.
- a plurality of cells 13 are arranged in a row along the short direction of the reactor 1 (the direction perpendicular to the longitudinal direction). Each cell 13 is formed along the longitudinal direction of the reactor 1, as shown in FIG. Both ends of each cell 13 are sealed with first and second plugging portions 17 and 18 .
- the first and second plugging portions 17 and 18 can be made of the porous material described above.
- the inflow slit 14 is formed at the second end 1b of the reactor 1 in the longitudinal direction, as shown in FIG.
- the inflow slit 14 is formed along the lateral direction of the reactor 1, as shown in FIG.
- the inflow slit 14 penetrates the plurality of cells 13 . Both ends of the inflow slit 14 open to the side surface S3.
- the inflow slit 14 has a pair of inflow ports d1 formed in the side surface S3.
- the pair of inlets d1 is one end of the second channel 12 in the longitudinal direction.
- the outflow slit 15 is formed at the first end 1a of the reactor 1 in the longitudinal direction, as shown in FIG.
- the outflow slit 15 is formed along the lateral direction of the reactor 1, as shown in FIG.
- Outflow slits 15 pass through the plurality of cells 13 . Both ends of the outflow slit 15 are opened to the side surface S3.
- the outflow slit 15 has a pair of outlets d2 formed in the side surface S3.
- a pair of discharge ports d2 is the other end of the second flow path 12 in the longitudinal direction.
- a catalyst 20 is arranged in each first channel 11 .
- the catalyst 20 is preferably filled in each first channel 11 , but may be arranged in layers on the surface of the separation membrane 30 .
- the catalyst 20 promotes the conversion reaction from the raw material gas to the liquid fuel as shown in formula (1) above.
- a known catalyst suitable for the conversion reaction to the desired liquid fuel can be used.
- the catalyst 20 include metal catalysts (copper, palladium, etc.), oxide catalysts (zinc oxide, zirconia, gallium oxide, etc.), and composite catalysts thereof (copper-zinc oxide, copper-zinc oxide-alumina , copper-zinc oxide-chromium oxide-alumina, copper-cobalt-titania, and catalysts obtained by modifying these with palladium).
- the separation membrane 30 is supported by the porous support 10. Separation membrane 30 surrounds first channel 11 . Separation membrane 30 is arranged between first channel 11 and second channel 12 .
- the separation membrane 30 allows water vapor, which is one of the products of the conversion reaction from the source gas to the liquid fuel, to permeate. As a result, the equilibrium shift effect can be used to shift the reaction equilibrium of the above formula (1) to the product side.
- the separation membrane 30 preferably has a water vapor permeability coefficient of 100 nmol/(s ⁇ Pa ⁇ m 2 ) or more.
- the water vapor permeability coefficient can be determined by a known method (see Ind. Eng. Chem. Res., 40, 163-175 (2001)).
- the separation membrane 30 preferably has a separation factor of 100 or more.
- the higher the separation factor the easier it is for water vapor to permeate, and the less it is for components other than water vapor (hydrogen, carbon dioxide, liquid fuel, etc.) to permeate.
- the separation factor can be determined by a known method (see Fig. 1 of "Separation and Purification Technology 239 (2020) 116533").
- An inorganic membrane can be used as the separation membrane 30 .
- An inorganic film is preferable because it has heat resistance, pressure resistance, and water vapor resistance.
- inorganic membranes include zeolite membranes, silica membranes, alumina membranes, and composite membranes thereof.
- an LTA-type zeolite membrane in which the molar ratio (Si/Al) of silicon element (Si) and aluminum element (Al) is 1.0 or more and 3.0 or less is preferable because it has excellent water vapor permeability. be.
- the first seal portion 40 covers the first end surface S1 and part of the side surface S1 of the porous support 10, as shown in FIG.
- the first seal portion 40 prevents the raw material gas from entering the porous support 10 .
- the first seal portion 40 is formed so as not to block the inlet e1 of the first flow path 11, as shown in FIG.
- the first sealing portion 40 covers the first plugging portion 17 .
- the first seal portion 40 can be made of glass, metal, rubber, resin, or the like.
- the second seal portion 50 covers the second end surface S2 and part of the side surface S1 of the porous support 10, as shown in FIG.
- the second seal portion 50 prevents liquid fuel from entering the porous support 10 .
- the second seal portion 50 is formed so as not to block the outlet e2 of the first flow path 11, as shown in FIG.
- the second sealing portion 50 covers the second plugging portion 18 .
- the second seal portion 50 can be made of glass, metal, rubber, resin, or the like.
- the raw material gas flows into the first channel 11 from the inlet e1 of the first channel 11 .
- water vapor is generated together with the liquid fuel according to the above formula (1).
- the synthesized liquid fuel flows out from the outlet e2 of the first channel 11 .
- Water vapor which is one of the products, sequentially permeates the separation membrane 30 and the porous support 10 and moves to the second channel 12 .
- the liquid fuel flowing out from the outlet e2 may contain residual raw material gas not used in the conversion reaction, generated steam, and the like.
- the sweep gas flows into the cell 13 from the inflow slit 14 after flowing in from the inflow port d1 of the inflow slit 14 .
- the sweep gas that has flowed into the cell 13 from the inflow slit 14 takes in the water vapor that has permeated the separation membrane 30, absorbs the reaction heat generated in the conversion reaction, and moves toward the outflow slit 15 into the cell 13. flowing.
- the sweep gas that has reached the outflow slit 15 is discharged from the discharge port d2 of the outflow slit 15 .
- the direction of the sweep gas flowing through the second channel 12 is opposite to the direction of the source gas flowing through the first channel 11 when the separation membrane 30 is viewed from the side. That is, the sweep gas flowing through the second flow path 12 flows in a direction facing the raw material gas flowing through the first flow path 11 .
- the direction of the sweep gas flowing through the second channel 12 may be the same as the direction of the source gas flowing through the first channel 11 . That is, the sweep gas flowing through the second flow path 12 may flow in a direction parallel to the raw material gas flowing through the first flow path 11 .
- FIG. 5 is a see-through side view of the separation membrane module 2.
- the separation membrane module 2 includes the above-described monolithic reactor 1, housing 3, annular first sealing portion 4, annular second sealing portion 5, and annular flow stop portion 6. Prepare.
- the housing 3 is made of, for example, a metal material (such as stainless steel). Housing 3 accommodates reactor 1 therein. The interior of the housing 3 is partitioned into first to fourth spaces P1 to P4 by the first sealing portion 4, the second sealing portion 5 and the flow stop portion 6. As shown in FIG.
- the housing 3 has a source gas supply port 3a, a liquid fuel discharge port 3b, a sweep gas supply port 3c, and a sweep gas discharge port 3d.
- the raw material gas is supplied to the first space P1 from the raw material gas supply port 3a.
- the raw material gas flows into each first channel 11 (see FIG. 4) of the reactor 1 from the first space P1.
- the liquid fuel flows out from each first channel 11 of the reactor 1 to the second space P2.
- the liquid fuel is discharged from the liquid fuel outlet 3b through the second space P2.
- the sweep gas is supplied to the third space P3 from the sweep gas supply port 3c.
- the sweep gas flows from the third space P3 into each second flow path 12 (see FIG. 4) of the reactor 1 .
- the sweep gas that has taken in water vapor in each second flow path 12 flows out from each second flow path 12 of the reactor 1 into the fourth space P4.
- the sweep gas is discharged from the sweep gas outlet 3d through the fourth space P4.
- the sweep gas supply port 3c is arranged on the opposite side of the sweep gas discharge port 3d with respect to the axis of the reactor 1. As shown in FIG. As a result, the flow path lengths of the sweep gas flowing from the sweep gas supply port 3c to the sweep gas discharge port 3d through the second flow paths 12, which will be described later, can be made equal, so that the flow of the sweep gas can be suppressed from becoming unbalanced. . However, the positional relationship between the sweep gas supply port 3c and the sweep gas discharge port 3d can be changed as appropriate.
- the first sealing part 4 seals between the housing 3 and the first end 1 a of the reactor 1 .
- the first sealing portion 4 holds the first end portion 1 a of the reactor 1 .
- the first sealing portion 4 has a fixed portion 4a and an elastic portion 4b.
- the fixed portion 4a is an example of the "first fixed portion” according to the present invention
- the elastic portion 4b is an example of the “elastic portion” according to the present invention.
- the fixed part 4a is formed in an annular shape.
- the fixed portion 4 a is fixed to the inner surface T ⁇ b>1 of the housing 3 .
- the fixed portion 4 a is arranged to protrude from the inner surface T ⁇ b>1 of the housing 3 .
- the fixing portion 4a is preferably made of the same material as the housing 3, but is not limited to this as long as it functions as a fixing portion.
- the elastic portion 4b is formed in an annular shape.
- the elastic portion 4b contacts the fixed portion 4a and the first end surface S1 of the reactor 1 respectively.
- the elastic portion 4 b is sandwiched between the fixed portion 4 a and the first end surface S ⁇ b>1 of the reactor 1 .
- the elastic portion 4b has elasticity and is deformable in the longitudinal direction. Therefore, when the separation membrane module 2 starts or stops operating, if the housing 3 expands or contracts in the longitudinal direction with respect to the reactor 1 due to the difference in coefficient of thermal expansion (CTE) between the reactor 1 and the housing 3, The elastic portion 4b is deformed (expanded/contracted) in the longitudinal direction. Therefore, since the expansion and contraction of the housing 3 can be accommodated while maintaining the holding and sealing properties of the first sealing portion 4 , it is possible to suppress the reactor 1 and the first sealing portion 4 from being stressed and damaged.
- CTE coefficient of thermal expansion
- the second sealing portion 5 is formed in an annular shape.
- a second seal 5 secures the reactor 1 to the housing 3 .
- the second sealing portion 5 fixing the reactor 1 to the housing 3 means that the reactor 1 is positioned by the second sealing portion 5 in the longitudinal direction.
- the second end 1b of the reactor 1 is positioned by the second sealing portion 5 in the longitudinal direction.
- the second sealing portion 5 is connected to the side surface S ⁇ b>3 of the reactor 1 and the inner surface T ⁇ b>1 of the housing 3 .
- the resistance to the chemical load of the high-temperature liquid fuel and the resistance to water vapor are the constituent materials of the second sealing portion 5.
- the constituent material of the second sealing portion 5 include glass, silver solder, solder, inorganic adhesives, and the like.
- the second sealing portion 5 can be made of rubber or elastomer (for example, fluororubber, EPDM rubber, etc.) having chemical resistance, heat resistance, and water vapor resistance.
- rubbers and plastics that do not have chemical resistance, heat resistance, and water vapor resistance are not suitable as the constituent material of the second sealing portion 5 .
- the flow stop portion 6 is formed in an annular shape.
- a flow stop 6 is arranged between the reactor 1 and the housing 3 .
- the flow stopper 6 is arranged between the third space P3 and the fourth space P4.
- the flow stopper 6 prevents the sweep gas from flowing from the third space P3 to the fourth space P4.
- the flow stopper 6 only needs to be able to suppress the flow of the sweep gas, and does not have to seal the space between the reactor 1 and the housing 3 .
- the flow stopper 6 can be made of, for example, expanded graphite, rubber, resin, or the like.
- FIG. 6 is a see-through side view of the separation membrane module 2b.
- a separation membrane module 2b according to this embodiment differs from the separation membrane module 2 according to the first embodiment in the configuration of the first sealing portion. Therefore, the difference will be mainly described below.
- the thermal expansion coefficient of the housing 3 is larger than that of the reactor 1 .
- the separation membrane module 2b has an annular first sealing portion 8. As shown in FIG. 6, the separation membrane module 2b has an annular first sealing portion 8. As shown in FIG.
- the first sealing portion 8 seals between the housing 3 and the first end 1 a of the reactor 1 .
- the first sealing portion 8 holds the first end portion 1 a of the reactor 1 .
- the first sealing portion 8 has a fixing portion 8a and a contact portion 8b.
- the fixed portion 8a is an example of the "second fixed portion” according to the present invention
- the contact portion 8b is an example of the "contact portion” according to the present invention.
- the fixed part 8a is formed in an annular shape.
- the fixed portion 8 a is fixed to the inner surface T ⁇ b>1 of the housing 3 .
- the fixed portion 8 a is arranged to protrude from the inner surface T ⁇ b>1 of the housing 3 .
- the fixing portion 8a is preferably made of the same material as the housing 3, but is not limited to this as long as it functions as a fixing portion.
- the fixed portion 8a has an inclined surface T2 facing the side surface S3 of the reactor 1.
- the inclined surface T2 is inclined with respect to the side surface S3. Specifically, the distance between the inclined surface T2 and the side surface S3 increases toward the first end surface S1 of the reactor 1 .
- the contact portion 8b is formed in an annular shape.
- the contact portion 8 b is attached to the side surface S ⁇ b>3 of the reactor 1 .
- the contact portion 8b contacts the inclined surface T2 of the fixed portion 8a.
- the contact portion 8 b is sandwiched between the fixed portion 8 a and the side surface S ⁇ b>3 of the reactor 1 .
- the separation membrane module 2b starts to operate, if the housing 3 extends in the longitudinal direction due to the fact that the thermal expansion coefficient of the housing 3 is larger than that of the reactor 1, the abutting portion 8b will be replaced by the fixed portion. It is pressed against the inclined surface T2 of 8a. Therefore, since the expansion and contraction of the housing 3 can be accommodated while maintaining the holding property and sealing property of the first sealing portion 8, it is possible to suppress the reactor 1 and the first sealing portion 8 from being damaged by stress.
- FIG. 7 is a see-through side view of the separation membrane module 2c.
- a separation membrane module 2c according to this embodiment differs from the separation membrane module 2 according to the first embodiment in the configuration of the first sealing portion. Therefore, the difference will be mainly described below.
- the thermal expansion coefficient of the reactor 1 is larger than that of the housing 3 .
- the separation membrane module 2c includes an annular first sealing portion 9. As shown in FIG. 7, the separation membrane module 2c includes an annular first sealing portion 9. As shown in FIG. 7, the separation membrane module 2c includes an annular first sealing portion 9. As shown in FIG.
- the first sealing portion 9 seals between the housing 3 and the first end 1 a of the reactor 1 .
- the first sealing portion 9 holds the first end 1 a of the reactor 1 .
- the first sealing portion 9 has a fixing portion 9a and a contact portion 9b.
- the fixed portion 9a is an example of the "third fixed portion” according to the present invention
- the contact portion 9b is an example of the "second contact portion” according to the present invention.
- the fixed part 9a is formed in an annular shape.
- the fixed portion 9 a is fixed to the inner surface T ⁇ b>1 of the housing 3 .
- the fixed portion 9 a is arranged to protrude from the inner surface T ⁇ b>1 of the housing 3 .
- the fixing portion 9a is preferably made of the same material as the housing 3, but is not limited to this as long as it functions as the fixing portion.
- the fixed part 9a has an inclined surface T3 facing the side surface S3 of the reactor 1.
- the inclined surface T3 is inclined with respect to the side surface S3. Specifically, the distance between the inclined surface T3 and the side surface S3 becomes smaller toward the first end surface S1 of the reactor 1 .
- the contact portion 9b is formed in an annular shape.
- the contact portion 9b is attached to the side surface S3 of the reactor 1. As shown in FIG.
- the contact portion 9b contacts the inclined surface T3 of the fixed portion 9a.
- the contact portion 9 b is sandwiched between the fixed portion 9 a and the side surface S ⁇ b>3 of the reactor 1 .
- the separation membrane module 2c starts to operate, if the reactor 1 extends in the longitudinal direction due to the fact that the thermal expansion coefficient of the reactor 1 is larger than that of the housing 3, the abutting portion 9b will be replaced by the fixed portion. It is pressed against the inclined surface T3 of 9a. Therefore, since the expansion and contraction of the housing 3 can be accommodated while maintaining the holding and sealing properties of the first sealing portion 9, it is possible to suppress the reactor 1 and the first sealing portion 9 from being stressed and damaged.
- the separation membrane module includes a reactor, but instead of the reactor, the separation membrane module includes a separation filter used to separate a predetermined component from the mixed fluid. good too.
- the separation filter is the same as the reactor 1 described in the first to third embodiments except that it has a separation membrane that allows the desired component to pass through instead of the separation membrane 30 and that it does not have the catalyst 20. have a configuration.
- the mixed fluid is supplied to the first channel 11 .
- a predetermined component contained in the mixed fluid permeates the separation membrane and flows into the second channel 12 .
- a remaining component after removing the predetermined component from the mixed fluid flows out from the first channel 11 .
- the separation membrane module When the separation membrane module is equipped with a separation filter, the heat of reaction is not generated and the need for temperature control is low. Components that have passed through the separation membrane can be discharged from the sweep gas discharge port 3d without using gas.
- the separation membrane 30 allows water vapor, which is one of the products of the conversion reaction from the source gas to the liquid fuel, to permeate therethrough, but the present invention is not limited to this.
- the separation membrane 30 may permeate the liquid fuel itself produced by the conversion reaction from the source gas to the liquid fuel. Also in this case, the reaction equilibrium of the above formula (1) can be shifted to the product side.
- the separation membrane 30 is permeable to the liquid fuel, even when the liquid fuel is generated by a reaction that does not generate water vapor (for example, 2H 2 +CO ⁇ CH 3 OH), the reaction equilibrium is shifted to the product side. be able to.
- a reaction that does not generate water vapor for example, 2H 2 +CO ⁇ CH 3 OH
- FIG. 8 is a cross-sectional view of the reactor module 2 shown in FIG. In FIG. 8, a cross section perpendicular to the axis of the reactor 1 is illustrated.
- the first extension direction in which the outflow slit 15 extends inside the reactor 1 is inclined or orthogonal to the discharge direction of the sweep gas discharged to the outside from the sweep gas discharge port 3d.
- the angle ⁇ 1 of the first extending direction with respect to the discharge direction is preferably 45 degrees or more and 135 degrees or less.
- FIG. 9 is a cross-sectional view of the reactor module 2 shown in FIG. In FIG. 9, a cross section perpendicular to the axis of the reactor 1 is illustrated.
- the second extending direction in which the inflow slit 14 extends inside the reactor 1 is preferably inclined or orthogonal to the supply direction of the sweep gas supplied from the sweep gas supply port 3c. Specifically, the angle ⁇ 2 of the second extending direction with respect to the supply direction is preferably 45 degrees or more and 135 degrees or less. As a result, uneven flow of the gas from the sweep gas supply port 3c to the openings on both sides of the inflow slit 14 can be suppressed, so that uneven flow of the sweep gas can be suppressed.
- the reactor 1 is fixed to the housing 3 (that is, positioned in the longitudinal direction) by the second sealing portion 5 connected to the reactor 1 and the housing 3, respectively.
- the positioning structure of the reactor 1 by the sealing portion 5 is not limited to this.
- the second sealing portion 5 can be composed of a flange 51 and a sealing member 52.
- the flange 51 is an annular member.
- the flange 51 is attached to the inner surface T1 of the housing 3 so as to surround the liquid fuel outlet 3b of the housing 3. As shown in FIG.
- the flange 51 has a facing surface U1, an annular recess U2 and an abutting surface U3.
- the facing surface U1 faces the side surface S3 of the reactor 1.
- An annular recess U2 is formed in the facing surface U1.
- the annular recess U2 includes a first inclined surface U3 and a second inclined surface U4 that contact the seal member 52.
- the first inclined surface U3 is inclined with respect to the side surface S3 of the reactor 1 .
- the distance between the first inclined surface U3 and the side surface S3 increases toward the second end surface S2 of the reactor 1 .
- the second inclined surface U4 is inclined with respect to the side surface S3 of the reactor 1. As shown in FIG. The distance between the second inclined surface U4 and the side surface S3 becomes smaller toward the second end surface S2 of the reactor 1 .
- the contact surface U3 contacts the second end surface S2 of the reactor 1.
- the contact surface U3 is formed in an annular shape. In the positioning structure shown in FIG. 10, the reactor 1 is positioned in the longitudinal direction by contacting the second end surface S2 of the reactor 1 with the contact surface U3.
- the seal member 52 is formed in an annular shape.
- the sealing member 52 is arranged between the side surface S3 of the second end portion 1b of the reactor 1 and the first inclined surface U3 and the second inclined surface U4 of the annular concave portion U2 of the flange 51 .
- the seal member 52 seals the gap between the reactor 1 and the flange 51 .
- an O-ring can be used as the seal member 52.
- the second sealing portion 5 can be composed of a flange 61, a sealing member 62 and a pressing member 63.
- the flange 61 is an annular member.
- the flange 61 is attached to the inner surface T1 of the housing 3 so as to surround the liquid fuel outlet 3b of the housing 3. As shown in FIG.
- the flange 61 has a facing surface W1 and a contact surface W2.
- the facing surface W1 faces the side surface S3 of the reactor 1.
- the contact surface W2 contacts the second end surface S2 of the reactor 1 .
- the contact surface W2 is formed in an annular shape. In the positioning structure shown in FIG. 11, the reactor 1 is positioned in the longitudinal direction by contacting the second end surface S2 of the reactor 1 with the contact surface W2.
- the seal member 62 is formed in an annular shape.
- the sealing member 62 is arranged between the side surface S3 of the second end portion 1b of the reactor 1 and the facing surface W1 of the flange 61 .
- a seal member 62 seals a gap between the reactor 1 and the flange 61 .
- the sealing member 62 is a so-called gland packing.
- the seal member 62 can be made of expanded graphite, for example.
- the sealing member 62 is compressed by the pressing member 63 .
- the sealing performance of the sealing member 62 can be adjusted by the pressing force of the pressing member 63 .
- the pressing member 63 is fixed to the flange 61 by a fastening member 63a.
- the pressing member 63 presses the sealing member 62 .
- the pressing force of the pressing member 63 can be appropriately adjusted by the tightening amount of the fastening member 63a.
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- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
Description
次に、図面を参照しながら、本発明の第1実施形態について説明する。ただし、図面は模式的なものであり、各寸法の比率等は現実のものとは異なっている場合がある。
図1は、リアクタ1の斜視図である。図2は、図1のA-A断面図である。図3は、図1のB-B断面図である。図4は、図2のC-C断面図である。
図4を参照しながら、リアクタ1を用いた液体燃料合成方法について説明する。
第1実施形態に係る分離膜モジュール2について説明する。図5は、分離膜モジュール2の透視側面図である。
次に、第2実施形態に係る分離膜モジュール2bについて説明する。図6は、分離膜モジュール2bの透視側面図である。本実施形態に係る分離膜モジュール2bは、第1封止部の構成において第1実施形態に係る分離膜モジュール2と相違する。従って、以下においては、当該相違点について主に説明する。
次に、第3実施形態に係る分離膜モジュール2cについて説明する。図7は、分離膜モジュール2cの透視側面図である。本実施形態に係る分離膜モジュール2cは、第1封止部の構成において第1実施形態に係る分離膜モジュール2と相違する。従って、以下においては、当該相違点について主に説明する。
以上、本発明の第1乃至第3実施形態について説明したが、本発明は第1乃至第3実施形態に限定されるものではなく、発明の要旨を逸脱しない範囲で種々の変更が可能である。
上記第1乃至第3実施形態では、分離膜モジュールがリアクタを備える場合について説明したが、分離膜モジュールはリアクタの代わりに、混合流体から所定成分を分離するために用いられる分離フィルタを備えていてもよい。分離フィルタは、分離膜30の代わりに、所望成分を透過させる分離膜を有する点、及び、触媒20を備えていない点を除けば、上記第1乃至第3実施形態で説明したリアクタ1と同じ構成を有する。分離フィルタでは、第1流路11に混合流体が供給される。混合流体に含まれる所定成分は、分離膜を透過して第2流路12に流入する。混合流体から所定成分を除いた残成分は、第1流路11から流出する。
上記第1乃至第3実施形態において、分離膜30は、原料ガスから液体燃料への転化反応の生成物の一つである水蒸気を透過させることとしたが、これに限られない。分離膜30は、原料ガスから液体燃料への転化反応によって生成される液体燃料自体を透過させてもよい。この場合においても、上記式(1)の反応平衡を生成物側にシフトさせることができる。
図8は、図5に示したリアクタモジュール2の断面図である。図8では、リアクタ1の軸心に垂直な断面が図示されている。
上記第1乃至第3実施形態では、リアクタ1及びハウジング3それぞれに接続された第2封止部5によってリアクタ1をハウジング3に固定(すなわち、長手方向における位置決め)することとしたが、第2封止部5によるリアクタ1の位置決め構造はこれに限られない。
2,2a~2c 分離膜モジュール
3 ハウジング
3a 原料ガス供給口
3b 液体燃料排出口
3c 掃引ガス供給口
3d 掃引ガス排出口
5 第2封止部
6 流れ止め部
4,7,8,9 第1封止部
4a 固定部(第1固定部)
4b 弾性部(第1弾性部)
7a 固定部(第2固定部)
7b 当接部(第1当接部)
7c 付勢部
8a 固定部(第3固定部)
8b 当接部(第2当接部)
9a 固定部(第3固定部)
9b 当接部(第2当接部)
10 多孔質支持体
11 第1流路
e1 流入口
e2 流出口
12 第2流路
13 セル
14 流入スリット
d1 流入口
15 流出スリット
d2 排出口
20 触媒
30 分離膜
40 第1シール部
50 第2シール部
Claims (5)
- 水素及び酸化炭素を含有する原料ガスから液体燃料への転化反応に用いられ、長手方向に延びるモノリス型のリアクタと、
前記リアクタを収容するハウジングと、
前記ハウジングと前記長手方向における前記リアクタの第1端部との間を封止する環状の第1封止部と、
前記ハウジングと前記長手方向における前記リアクタの第2端部との間を封止する環状の第2封止部と、
を備え、
前記第1封止部は、前記リアクタとともに前記長手方向に変形又は移動可能であり、
前記第2封止部は、前記リアクタを前記ハウジングに固定する、
分離膜モジュール。 - 前記第1封止部は、
前記ハウジングの内面に固定される環状の第1固定部と、
前記第1固定部及び前記リアクタの第1端面それぞれに当接する環状の弾性部と、
を有する、
請求項1に記載の分離膜モジュール。 - 前記第1封止部は、
前記ハウジングの内面に固定され、前記リアクタの側面と対向する傾斜面を有する環状の第2固定部と、
前記側面に取り付けられ、前記傾斜面と当接する環状の当接部と、
を有する、
請求項1に記載の分離膜モジュール。 - 前記リアクタは、
前記第1端部側の第1端面に形成された前記原料ガスの流入口と、
前記第2端部側の第2端面に形成された前記液体燃料の流出口と、
を有する、
請求項1に記載の分離膜モジュール。 - 混合流体から所定成分を分離するために用いられ、長手方向に延びるモノリス型の分離フィルタと、
前記分離フィルタを収容するハウジングと、
前記ハウジングと前記長手方向における前記分離フィルタの第1端部との間を封止する環状の第1封止部と、
前記ハウジングと前記長手方向における前記分離フィルタの第2端部との間を封止する環状の第2封止部と、
を備え、
前記第1封止部は、前記分離フィルタとともに前記長手方向に変形又は移動可能であり、
前記第2封止部は、前記分離フィルタを前記ハウジングに固定する、
分離膜モジュール。
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AU2022440540A AU2022440540A1 (en) | 2022-02-08 | 2022-12-22 | Separation membrane module |
JP2023580102A JP7483167B2 (ja) | 2022-02-08 | 2022-12-22 | 分離膜モジュール |
JP2023212244A JP2024037924A (ja) | 2022-02-08 | 2023-12-15 | 分離膜モジュール |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5366712A (en) * | 1992-02-07 | 1994-11-22 | Enea-Ente Per Le Nuove Tecnologie, L'energia E L'ambiente | Ceramic catalytic membrane reactor for the separation of hydrogen and/or isotopes thereof from fluid feeds |
JP2001025629A (ja) * | 1999-07-16 | 2001-01-30 | Nissan Motor Co Ltd | ガス分離装置 |
JP2002187706A (ja) * | 2000-12-19 | 2002-07-05 | Noritake Co Ltd | 高温対応型膜型改質器 |
WO2015166656A1 (ja) * | 2014-04-30 | 2015-11-05 | 日本特殊陶業株式会社 | 分離膜構造体、および分離膜構造体モジュール |
JP2019156658A (ja) * | 2018-03-08 | 2019-09-19 | Jfeスチール株式会社 | 二酸化炭素の再利用方法 |
-
2022
- 2022-12-22 AU AU2022440540A patent/AU2022440540A1/en active Pending
- 2022-12-22 WO PCT/JP2022/047357 patent/WO2023153092A1/ja active Application Filing
- 2022-12-22 JP JP2023580102A patent/JP7483167B2/ja active Active
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- 2023-12-15 JP JP2023212244A patent/JP2024037924A/ja active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5366712A (en) * | 1992-02-07 | 1994-11-22 | Enea-Ente Per Le Nuove Tecnologie, L'energia E L'ambiente | Ceramic catalytic membrane reactor for the separation of hydrogen and/or isotopes thereof from fluid feeds |
JP2001025629A (ja) * | 1999-07-16 | 2001-01-30 | Nissan Motor Co Ltd | ガス分離装置 |
JP2002187706A (ja) * | 2000-12-19 | 2002-07-05 | Noritake Co Ltd | 高温対応型膜型改質器 |
WO2015166656A1 (ja) * | 2014-04-30 | 2015-11-05 | 日本特殊陶業株式会社 | 分離膜構造体、および分離膜構造体モジュール |
JP2019156658A (ja) * | 2018-03-08 | 2019-09-19 | Jfeスチール株式会社 | 二酸化炭素の再利用方法 |
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