TW200624376A - Reactor and process for steam reforming - Google Patents

Reactor and process for steam reforming

Info

Publication number
TW200624376A
TW200624376A TW094132239A TW94132239A TW200624376A TW 200624376 A TW200624376 A TW 200624376A TW 094132239 A TW094132239 A TW 094132239A TW 94132239 A TW94132239 A TW 94132239A TW 200624376 A TW200624376 A TW 200624376A
Authority
TW
Taiwan
Prior art keywords
hydrogen
intermediate layer
reactor
disclosed
reaction products
Prior art date
Application number
TW094132239A
Other languages
English (en)
Chinese (zh)
Inventor
Erik E Engwall
yi-hua Ma
Ivan P Mardilovich
Andreas Nicholas Matzakos
Scott Lee Wellington
Original Assignee
Worcester Polytech Inst
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 Worcester Polytech Inst filed Critical Worcester Polytech Inst
Publication of TW200624376A publication Critical patent/TW200624376A/zh

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/10Supported membranes; Membrane supports
    • B01D69/108Inorganic support material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/22Separation 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
    • B01D53/228Separation 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 characterised by specific membranes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0039Inorganic membrane manufacture
    • B01D67/0069Inorganic membrane manufacture by deposition from the liquid phase, e.g. electrochemical deposition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081After-treatment of organic or inorganic membranes
    • B01D67/0088Physical treatment with compounds, e.g. swelling, coating or impregnation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12Composite membranes; Ultra-thin membranes
    • B01D69/1216Three or more layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02Inorganic material
    • B01D71/022Metals
    • B01D71/0223Group 8, 9 or 10 metals
    • B01D71/02231Palladium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D71/00Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/02Inorganic material
    • B01D71/022Metals
    • B01D71/0223Group 8, 9 or 10 metals
    • B01D71/02232Nickel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24Stationary reactors without moving elements inside
    • B01J19/2475Membrane reactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/008Details of the reactor or of the particulate material; Processes to increase or to retard the rate of reaction
    • B01J8/009Membranes, e.g. feeding or removing reactants or products to or from the catalyst bed through a membrane
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • C01B3/32Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air
    • C01B3/34Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents
    • C01B3/38Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts
    • C01B3/384Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts the catalyst being continuously externally heated
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/501Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
    • C01B3/503Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
    • C01B3/505Membranes containing palladium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2325/00Details relating to properties of membranes
    • B01D2325/04Characteristic thickness
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02Processes for making hydrogen or synthesis gas
    • C01B2203/0205Processes for making hydrogen or synthesis gas containing a reforming step
    • C01B2203/0227Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
    • C01B2203/0233Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being a steam reforming step
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0405Purification by membrane separation
    • C01B2203/041In-situ membrane purification during hydrogen production
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465Composition of the impurity
    • C01B2203/047Composition of the impurity the impurity being carbon monoxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465Composition of the impurity
    • C01B2203/0475Composition of the impurity the impurity being carbon dioxide
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465Composition of the impurity
    • C01B2203/048Composition of the impurity the impurity being an organic compound
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465Composition of the impurity
    • C01B2203/0495Composition of the impurity the impurity being water
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/80Aspect of integrated processes for the production of hydrogen or synthesis gas not covered by groups C01B2203/02 - C01B2203/1695
    • C01B2203/86Carbon dioxide sequestration
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P30/00Technologies relating to oil refining and petrochemical industry

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Combustion & Propulsion (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
TW094132239A 2004-09-21 2005-09-19 Reactor and process for steam reforming TW200624376A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61168204P 2004-09-21 2004-09-21

Publications (1)

Publication Number Publication Date
TW200624376A true TW200624376A (en) 2006-07-16

Family

ID=35677491

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094132239A TW200624376A (en) 2004-09-21 2005-09-19 Reactor and process for steam reforming

Country Status (7)

Country Link
EP (1) EP1791631A1 (enExample)
JP (1) JP2008513339A (enExample)
AU (1) AU2005286955B2 (enExample)
CA (1) CA2580279A1 (enExample)
NO (1) NO20071531L (enExample)
TW (1) TW200624376A (enExample)
WO (1) WO2006034103A1 (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITPG20060028A1 (it) * 2006-04-18 2006-07-18 Leonardo Valentini Apparecchiatura per la scissione termofisica catalitica dell'ammoniaca liquida nei costituenti azoto ed idrogeno allo stato gassoso
JP4805736B2 (ja) * 2006-06-29 2011-11-02 Jx日鉱日石エネルギー株式会社 間接内部改質型固体酸化物形燃料電池
JP4805735B2 (ja) * 2006-06-29 2011-11-02 Jx日鉱日石エネルギー株式会社 間接内部改質型固体酸化物形燃料電池
US8048199B2 (en) 2007-02-20 2011-11-01 Shell Oil Company Method of making a leak stable gas separation membrane system
WO2008118560A1 (en) * 2007-02-20 2008-10-02 Shell Oil Company A gas separation membrane system and a method of preparing or reconditioning and the use thereof
FR2914395B1 (fr) * 2007-03-30 2009-11-20 Inst Francais Du Petrole Nouveau reacteur echangeur compact utilisant un bruleur poreux
JP2010523315A (ja) 2007-04-05 2010-07-15 ウスター ポリテクニック インスティチュート 多孔質アノード酸化層を有する複合構造および製造方法
EP2103586A1 (en) 2008-03-20 2009-09-23 Bp Oil International Limited Process for converting methane into ethane in a membrane reactor
WO2011075845A1 (en) * 2009-12-22 2011-06-30 Airscience Technologies System and process for the production of hydrogen from raw gas using a nanoparticle ceria based catalyst
KR20130008033A (ko) 2010-03-26 2013-01-21 쉘 인터내셔날 리써취 마트샤피지 비.브이. 지지된 가스 분리 멤브레인을 형성하는 방법 및 장치
US8652239B2 (en) 2010-05-03 2014-02-18 Worcester Polytechnic Institute High permeance sulfur tolerant Pd/Cu alloy membranes
WO2012073783A1 (ja) * 2010-12-01 2012-06-07 Jx日鉱日石金属株式会社 Pd又はPdを主成分とする合金の表面処理剤、及び銅表面の表面皮膜層構造
JP5672548B2 (ja) * 2011-04-07 2015-02-18 有限会社アイエンジ 水素回収装置
JP5850329B2 (ja) * 2012-02-28 2016-02-03 株式会社リコー 流体浄化装置
DE102012016561B4 (de) * 2012-08-22 2019-05-16 Airbus Defence and Space GmbH Luftfahrzeug-Brennstoffzellensystem sowie Verwendung desselben
WO2016113610A1 (en) * 2015-01-14 2016-07-21 Thermax Limited System for improved hydrogen distribution in a metal hydride reactor
WO2017146589A1 (en) * 2016-02-25 2017-08-31 Hydrogen Mem-Tech As Hydrogen production from natural gas in combination with injection of co2 for enhanced oil recovery
US20200406212A1 (en) * 2017-12-08 2020-12-31 Haldor Topsøe A/S System and process for synthesis gas production
US11492255B2 (en) 2020-04-03 2022-11-08 Saudi Arabian Oil Company Steam methane reforming with steam regeneration
US11322766B2 (en) 2020-05-28 2022-05-03 Saudi Arabian Oil Company Direct hydrocarbon metal supported solid oxide fuel cell
US11639290B2 (en) 2020-06-04 2023-05-02 Saudi Arabian Oil Company Dry reforming of methane with carbon dioxide at elevated pressure
US11583824B2 (en) * 2020-06-18 2023-02-21 Saudi Arabian Oil Company Hydrogen production with membrane reformer
US11999619B2 (en) * 2020-06-18 2024-06-04 Saudi Arabian Oil Company Hydrogen production with membrane reactor
US11492254B2 (en) * 2020-06-18 2022-11-08 Saudi Arabian Oil Company Hydrogen production with membrane reformer
US12220666B2 (en) 2021-01-12 2025-02-11 Saudi Arabian Oil Company Ultrathin membrane fabrication
US11718575B2 (en) 2021-08-12 2023-08-08 Saudi Arabian Oil Company Methanol production via dry reforming and methanol synthesis in a vessel
US11787759B2 (en) 2021-08-12 2023-10-17 Saudi Arabian Oil Company Dimethyl ether production via dry reforming and dimethyl ether synthesis in a vessel
US12258272B2 (en) 2021-08-12 2025-03-25 Saudi Arabian Oil Company Dry reforming of methane using a nickel-based bi-metallic catalyst
US11578016B1 (en) 2021-08-12 2023-02-14 Saudi Arabian Oil Company Olefin production via dry reforming and olefin synthesis in a vessel
US11617981B1 (en) 2022-01-03 2023-04-04 Saudi Arabian Oil Company Method for capturing CO2 with assisted vapor compression
JPWO2023162352A1 (enExample) * 2022-02-28 2023-08-31

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5217506A (en) * 1990-08-10 1993-06-08 Bend Research, Inc. Hydrogen-permeable composite metal membrane and uses thereof
US5393325A (en) * 1990-08-10 1995-02-28 Bend Research, Inc. Composite hydrogen separation metal membrane
US5498278A (en) * 1990-08-10 1996-03-12 Bend Research, Inc. Composite hydrogen separation element and module
US5139541A (en) * 1990-08-10 1992-08-18 Bend Research, Inc. Hydrogen-permeable composite metal membrane
JPH04346824A (ja) * 1991-05-21 1992-12-02 Mitsubishi Heavy Ind Ltd 水素分離膜
JPH0585702A (ja) * 1991-09-30 1993-04-06 Mitsubishi Heavy Ind Ltd 水素分離膜の製造方法
JP3117276B2 (ja) * 1992-04-09 2000-12-11 三菱重工業株式会社 水素分離膜
JP3621785B2 (ja) * 1996-07-12 2005-02-16 トヨタ自動車株式会社 水素分離構造体
US6152987A (en) * 1997-12-15 2000-11-28 Worcester Polytechnic Institute Hydrogen gas-extraction module and method of fabrication
JP2001286742A (ja) * 2000-04-10 2001-10-16 Mitsubishi Heavy Ind Ltd 水素分離膜
JP2002219341A (ja) * 2001-01-30 2002-08-06 Kobe Steel Ltd 水素選択透過膜支持用基材および水素選択透過部材
FR2820988B1 (fr) * 2001-02-19 2003-04-25 Cie D Etudes Des Technologies Structures composites de membranes selectivement permeables a l'hydrogene et processeurs de gaz combustibles en faisant usage
DE10135390A1 (de) * 2001-07-25 2003-02-20 Fraunhofer Ges Forschung Metallische Lösungs-Diffusions-Membran sowie Verfahren zur Herstellung
JP4782423B2 (ja) * 2002-09-05 2011-09-28 シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ 高純度水素の製造装置及び方法
CA2519769A1 (en) * 2003-03-21 2004-10-07 Worcester Polytechnic Institute Composite gas separation modules having intermediate porous metal layers
US7255726B2 (en) * 2003-05-02 2007-08-14 Worcester Polytechnic Institute Composite gas separation modules having high Tamman temperature intermediate layers

Also Published As

Publication number Publication date
AU2005286955B2 (en) 2009-06-11
EP1791631A1 (en) 2007-06-06
NO20071531L (no) 2007-06-20
AU2005286955A1 (en) 2006-03-30
WO2006034103A1 (en) 2006-03-30
JP2008513339A (ja) 2008-05-01
CA2580279A1 (en) 2006-03-30

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