CN103582610A - 向合成气制造装置中的金属混入抑制方法 - Google Patents

向合成气制造装置中的金属混入抑制方法 Download PDF

Info

Publication number
CN103582610A
CN103582610A CN201280015601.9A CN201280015601A CN103582610A CN 103582610 A CN103582610 A CN 103582610A CN 201280015601 A CN201280015601 A CN 201280015601A CN 103582610 A CN103582610 A CN 103582610A
Authority
CN
China
Prior art keywords
gas
synthetic gas
carbonic acid
manufacturing process
synthetic
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.)
Granted
Application number
CN201280015601.9A
Other languages
English (en)
Other versions
CN103582610B (zh
Inventor
若松周平
八木冬树
三栗谷智之
蛙石健一
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.)
International Petroleum Exploration Inpex Co Ltd
Cosmo Oil Co Ltd
Japan Petroleum Exploration Co Ltd
Japan Oil Gas and Metals National Corp
Chiyoda Chemical Engineering and Construction Co Ltd
Nippon Steel Engineering Co Ltd
Eneos Corp
Original Assignee
International Petroleum Exploration Inpex Co Ltd
Cosmo Oil Co Ltd
Japan Petroleum Exploration Co Ltd
Japan Oil Gas and Metals National Corp
Chiyoda Chemical Engineering and Construction Co Ltd
JX Nippon Oil and Energy Corp
Nippon Steel Engineering Co Ltd
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 International Petroleum Exploration Inpex Co Ltd, Cosmo Oil Co Ltd, Japan Petroleum Exploration Co Ltd, Japan Oil Gas and Metals National Corp, Chiyoda Chemical Engineering and Construction Co Ltd, JX Nippon Oil and Energy Corp, Nippon Steel Engineering Co Ltd filed Critical International Petroleum Exploration Inpex Co Ltd
Publication of CN103582610A publication Critical patent/CN103582610A/zh
Application granted granted Critical
Publication of CN103582610B publication Critical patent/CN103582610B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • 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
    • C01B3/52Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
    • C01B3/54Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids including a catalytic reaction
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2/00Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon
    • C10G2/30Production of liquid hydrocarbon mixtures of undefined composition from oxides of carbon from carbon monoxide with hydrogen
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G45/00Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G49/00Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10KPURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00Purifying combustible gases containing carbon monoxide
    • C10K1/002Removal of contaminants
    • C10K1/003Removal of contaminants of acid contaminants, e.g. acid gas removal
    • C10K1/005Carbon dioxide
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10KPURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00Purifying combustible gases containing carbon monoxide
    • C10K1/002Removal of contaminants
    • C10K1/007Removal of contaminants of metal compounds
    • 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
    • C01B2203/02Processes 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
    • C01B2203/0238Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being a carbon dioxide 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
    • C01B2203/0415Purification by absorption in liquids
    • 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
    • C01B2203/0435Catalytic purification
    • 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
    • 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
    • C01B2203/06Integration with other chemical processes
    • C01B2203/062Hydrocarbon production, e.g. Fischer-Tropsch process
    • 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
    • C01B2203/08Methods of heating or cooling
    • C01B2203/0805Methods of heating the process for making hydrogen or synthesis gas
    • C01B2203/0811Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
    • 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
    • C01B2203/08Methods of heating or cooling
    • C01B2203/0872Methods of cooling
    • C01B2203/0888Methods of cooling by evaporation of a fluid
    • C01B2203/0894Generation of steam
    • 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
    • C01B2203/10Catalysts for performing the hydrogen forming reactions
    • C01B2203/1041Composition of the catalyst
    • C01B2203/1047Group VIII metal catalysts
    • 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
    • C01B2203/10Catalysts for performing the hydrogen forming reactions
    • C01B2203/1041Composition of the catalyst
    • C01B2203/1082Composition of support materials
    • 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
    • C01B2203/12Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1205Composition of the feed
    • C01B2203/1211Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
    • C01B2203/1235Hydrocarbons
    • C01B2203/1241Natural gas or methane
    • 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
    • C01B2203/12Feeding the process for making hydrogen or synthesis gas
    • C01B2203/1258Pre-treatment of the feed
    • 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
    • C01B2203/14Details of the flowsheet
    • C01B2203/148Details of the flowsheet involving a recycle stream to the feed of the process for making hydrogen or synthesis gas
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1025Natural gas
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/40Characteristics of the process deviating from typical ways of processing
    • C10G2300/4081Recycling aspects
    • 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
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/40Capture or disposal of greenhouse gases of CO2
    • 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
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency
    • Y02P20/129Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Gas Separation By Absorption (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

本发明防止向GTL(Gas-To-Liquid)工艺的合成气制造工序中使用的合成气制造装置(重整装置)中的金属成分的混入。向合成气制造装置中的金属混入抑制方法,是包括使天然气和包含蒸汽和/或二氧化碳的气体在合成气制造装置内进行重整反应制造合成气的合成气制造工序的GTL工艺的合成气制造装置中的金属混入抑制方法,其特征在于,将该合成气制造工序中制造的该合成气中的二氧化碳分离回收,将分离回收的该二氧化碳再循环到该合成气制造工序中的重整反应的原料气时,该再循环的二氧化碳中含有的镍的浓度为0.05ppmv以下。

Description

向合成气制造装置中的金属混入抑制方法
技术领域
本发明涉及向合成气制造装置中的金属混入抑制方法。特别地,本发明涉及防止向GTL(Gas-To-Liquid)工艺的合成气制造工序中的合成气制造装置中的镍成分的混入的方法。
背景技术
石油资源的未来的枯竭危机已久。这段期间,为了少量降低对石油资源的依存度,进行了使天然气、煤或生物质这样的其他的碳源为原料,制造石脑油、灯轻油等各种烃油的技术的研究。其中,GTL工艺作为技术可以说达到了基本实用化的水平,在富产天然气的地区,实用的规模的成套设备已开始运转。而且,状况是同样的成套设备今后也会进一步进行建设。
GTL工艺是通过将以甲烷(CH4)作为主成分的天然气重整,制造以氢(H2)和一氧化碳(CO)作为主成分的合成气,以该合成气作为原料,进行费-托(Fischer-Tropsch)合成(FT合成),从而制造作为包含重质烃的各种烃油的混合物的所谓费-托油(FT油),通过将得到的FT油改质(Upgrading)精制,从而制造石脑油、灯油、轻油等各种石油制品。这样,GTL工艺大致由合成气制造工序(重整工序)、费-托油制造工序(FT工序)和改质工序(UG工序)这3个工序组成。
对于合成气的制造,首先,将作为原料的天然气中含有的硫化合物在脱硫装置中脱硫。然后,在经脱硫的天然气中添加蒸汽和/或二氧化碳后,导入合成气制造装置(以下也称为“重整装置”)加热,从而利用重整装置内填充的重整催化剂的催化剂作用进行重整反应,制造合成气。作为重整反应,主要采用使用蒸汽的水蒸气重整法,近年来,采用二氧化碳的二氧化碳重整法也已实用化。如果采用二氧化碳重整法,不必将天然气中含有的二氧化碳在重整反应前分离除去,因此具有实现合成气制造工序的效率化、低成本化的优点。此外,能够将制造的合成气中含有的未反应二氧化碳、生成二氧化碳分离回收,再循环到合成气的制造工序,再利用于二氧化碳重整法,因此实现二氧化碳的进一步的资源化。
在合成气制造工序中,将天然气重整生成的合成气中含有的二氧化碳采用化学吸收法在二氧化碳分离回收装置分离回收后,将该二氧化碳作为天然气重整的原料气,再循环到合成气制造装置。采用化学吸收法将二氧化碳分离回收的工序中,在二氧化碳分离回收装置中贮存的吸收液吸收二氧化碳。通常,在二氧化碳分离回收装置的吸收塔、再生塔的填充材料中使用了含镍的不锈钢材料。此外,通常,作为吸收液,使用含伯胺的水溶液。但是,本发明人发现,取决于将二氧化碳分离回收的条件,吸收了二氧化碳的伯胺水溶液引起作为二氧化碳分离回收装置的填充材料的含有镍的不锈钢材料的腐蚀。由于在合成气中含一氧化碳,因此因腐蚀而溶解的镍成分、二氧化碳分离回收装置的填充材料与一氧化碳反应,生成羰基镍。
这样,在二氧化碳分离回收装置内生成的羰基镍与作为使天然气重整的原料气再循环的二氧化碳一起被供给到重整装置。然后,供给到重整装置的羰基镍附着于在重整装置内填充的重整催化剂上,使作为重整反应的副反应的碳析出·堆积。其结果,担心使重整催化剂的催化剂活性降低。此外,也担心羰基镍分解,在设置于再循环管线的压缩机等旋转设备、热交换器作为镍金属附着,这样的设备不能长期稳定运转。
现有技术文献
专利文献
专利文献1:特开2001-342003
发明内容
发明要解决的课题
本发明的目的在于尽可能抑制从二氧化碳分离回收工序向合成气制造工序再循环的二氧化碳中所含的羰基镍,防止由于在合成气制造工序的重整装置内镍促进碳生成反应而使重整催化剂中毒。
用于解决课题的手段
本发明通过提供如下的向合成气制造装置中的金属混入抑制方法,从而解决上述课题,其为包括使天然气和包含蒸汽和/或二氧化碳的气体在合成气制造装置内重整反应制造合成气的合成气制造工序、使该合成气制造工序中制造的合成气费-托反应后从费-托反应生成物分离气体状生成物制造费-托油的费-托油制造工序和对该费-托油制造工序中制造的费-托油进行氢化处理和蒸馏而制造各种烃油的改质工序的GTL(Gas-to-liquid)工艺的合成气制造装置中的金属混入抑制方法,其特征在于,将该合成气制造工序中制造的该合成气中的二氧化碳分离回收,将分离回收的该二氧化碳再循环到该合成气制造工序中的重整反应的原料气时,该再循环的二氧化碳中含有的镍的浓度为0.05ppmv以下。
发明的效果
根据本发明,由于尽可能地抑制向GTL工艺的合成气制造工序的重整装置再循环的二氧化碳中所含的羰基镍浓度,因此能够抑制(防止)在重整装置内填充的合成气制造用重整催化剂的表面的碳析出·堆积,能够防止重整催化剂的催化剂活性的降低。此外,具有抑制(防止)在合成气制造工序内的设备,例如压缩机、热交换器的镍的附着,这样的设备能够长期稳定运转的优点。
附图说明
图1表示本发明涉及的GTL工艺的第1实施方式中的合成气制造工序的工艺流程。
图2表示本发明涉及的GTL工艺的第2实施方式中的合成气制造工序的工艺流程。
具体实施方式
以下对本发明的实施方式具体地说明。不过,本发明并不受以下的实施方式限定。
图1表示本发明涉及的GTL工艺的实施方式中的合成气制造工序的工艺流程。再有,图1并不是表示该合成气制造工序的工艺流程的全部,主要表示与合成气制造工序内的CO2的流通有关的主要流程。因此,例如,应注意没有示出将在合成气制造工序制造的合成气中所含的蒸汽分离的流程等。
图1中,合成气制造工序主要由具备脱硫装置1的脱硫工序、合成气制造装置2和具备脱碳酸装置5的脱碳酸工序组成。脱硫装置1将天然气中所含的硫成分除去。合成气制造装置2使从脱硫装置1导入的天然气与包含蒸汽和/或二氧化碳的气体进行重整反应,制造合成气。所谓重整反应,是指使天然气与蒸汽和/或二氧化碳反应,生成主要由氢和一氧化碳组成的合成气的反应。
导入合成气制造工序的气体,将来自作为原料的烃的碳摩尔数用C表示时,以作为每1摩尔碳的蒸汽(H2O)的比的H2O/C摩尔比成为0.1~3.0和/或作为每1摩尔碳的二氧化碳(CO2)的比的CO2/C摩尔比成为0.1~3.0,优选地H2O/C摩尔比成为0.3~2.0和/或CO2/C摩尔比成为0.3~1.0的方式添加蒸汽和/或二氧化碳。
其中,所谓水蒸气重整法,是在天然气中添加蒸汽,按照以下的反应式(1)生成合成气,所谓二氧化碳重整法,是在天然气中添加二氧化碳或者使用天然气中含有的二氧化碳,按照以下的反应式(2)生成合成气。再有,在下述的式中,以天然气中主要含有的甲烷的重整反应为例表示。
式(1):CH4+H2O→CO+3H2
式(2):CH4+CO2→2CO+2H2
本实施方式中,能够同时进行水蒸气重整法和二氧化碳重整法,调整生成的CO和H2的比率。本发明的费-托反应中接近作为优选的比率的H2/CO=2.0成为可能,节省其后的调整的麻烦,因此优选。
在合成气制造装置2内,配置着填充有促进上述重整反应的重整催化剂的多个反应管。作为重整催化剂,优选使用在碱土类金属氧化物载体上负载VIII族金属等催化剂金属的催化剂。通过向合成气制造装置2供给燃料(通常为天然气)和空气,燃烧器燃烧,将配置在合成气制造装置2内的反应管群从外部加热。将反应管群在合成气制造装置2内加热,在反应管内流通的天然气和包含蒸汽和/或二氧化碳的气体在重整催化剂的存在下进行重整反应,生成由氢和一氧化碳组成的合成气。
在合成气制造装置2的反应管群制造的合成气被废热锅炉3和合成气冷却器4冷却后,被导入脱碳酸装置5的二氧化碳吸收塔6。脱碳酸装置5具备二氧化碳吸收塔6和再生塔7,将在合成气制造装置2制造的合成气中含有的二氧化碳分离回收。二氧化碳吸收塔6,利用二氧化碳吸收塔6内贮存的胺系的吸收液,将从合成气冷却器4供给的合成气中的二氧化碳吸收。
利用胺水溶液的二氧化碳吸收反应按照以下的反应式(3),作为碳酸氢离子吸收。
式(3):R-NH2+CO2+H2O→R-NH3 ++HCO3 -
将吸收了二氧化碳的吸收液导入再生塔7。再生塔7,通过将从二氧化碳吸收塔6供给的吸收液用蒸汽加热,进行汽提处理,通过式(3)的逆反应使二氧化碳放散,使吸收液再生。作为在吸收液中使用的胺类,能够使用包含一乙醇胺这样的伯胺、二甘醇胺这样的仲胺、甲基二乙醇胺(MDEA)这样的叔胺等的水溶液,优选使用包含叔胺,特别是金属材料的腐蚀性弱的MDEA的水溶液。这样,脱碳酸装置5将合成气中含有的二氧化碳分离回收。然后,将二氧化碳分离除去的合成气输送到FT工序。将去除了二氧化碳的吸收液再供给到二氧化碳吸收塔6,作为二氧化碳吸收塔6的吸收液再循环。
作为二氧化碳吸收塔6和再生塔7的填充物的材料,优选使用不含镍的材料。例如,优选将SUS410这样的不含镍的不锈钢、钛、陶瓷等单独或者2种以上组合使用。
将用脱碳酸装置5分离回收的二氧化碳从再生塔7导入合成气制造装置2,作为重整反应的原料气再利用。即,二氧化碳成分作为合成气制造工序内使天然气重整的物质再利用。
向合成气制造装置2再循环的用脱碳酸装置5分离回收的二氧化碳中所含的羰基镍的浓度以镍金属换算,优选为0.05ppmv以下。如果羰基镍的浓度以镍金属换算为0.05ppmv以上,使合成气重整催化剂的活性降低,因此不优选。
用脱碳酸装置5分离回收的二氧化碳中所含的羰基镍的浓度以镍金属换算为0.05ppmv以上时,如图2中所示,希望在从脱碳酸装置5到合成气制造装置2的二氧化碳再循环管线的途中设置羰基镍的吸附装置8,将二氧化碳中含有的羰基镍除去到0.05ppmv以下。作为羰基镍的吸附装置,优选使用填充了以活性炭作为主成分的吸附剂的装置。作为吸附装置中的操作条件,温度为250℃~400℃,压力为0.02~3.0MPaG,气体空间速度(GHSV)为500~3,000h-1
使用以活性炭作为主成分的吸附剂,在上述操作条件下实施了羰基镍的吸附的情况下,由于羰基镍作为镍金属被分解吸附于活性炭上,因此能够长时间稳定地进行吸附操作。
用脱碳酸装置5分离回收的二氧化碳中含有的羰基镍的浓度,例如,将分离回收的二氧化碳的水分用氯化钙除去后,用三氯乙烯和干冰冷却的碘-乙醇溶液吸收羰基镍,能够用电感耦合等离子体质量分析计对得到的吸收液进行测定。
通过成为该构成,用脱碳酸装置5分离回收、向合成气制造装置2再循环的二氧化碳中的羰基镍浓度以镍金属换算计成为0.05ppmv以下,因此能够防止将镍导入合成气制造装置,能够避免合成气重整催化剂的劣化。
实施例
以下为了对本发明的进一步的理解,使用实施例进行说明,但这些实施例并不限定本发明。
[实施例1]
在天然气中添加蒸汽和二氧化碳以使H2O/C摩尔比成为1.1和CO2/C摩尔比成为0.4,向填充有在碱土类金属氧化物载体上负载了VIII族金属的重整催化剂的重整装置中,在入口温度500℃、出口温度880℃、压力2.0MPaG、GHSV3,000h-1的条件下导入,制造合成气。为了从得到的合成气(H2:58%、CO:28%、CO2:7%、CH4:7%)将CO2分离回收,向二氧化碳吸收塔6中在温度40℃、压力2MPaG的条件下导入。二氧化碳吸收塔6是填充有不含镍的不锈钢材料SUS410的阶梯环的填充塔形式的吸收塔,导入的合成气与含叔胺的MDEA的水溶液以向流气液接触,将二氧化碳吸收除去。使吸收了二氧化碳的吸收液与从再生塔7向二氧化碳吸收塔再循环的高温的吸收液热交换后,向填充有SUS410的填充物的再生塔7在温度100℃、压力0.1MPaG下导入,将吸收液中的二氧化碳汽提。将汽提的二氧化碳冷却到0.08MPaG、40℃。该回收的二氧化碳中的羰基镍浓度以镍金属换算计为0.04ppmv。
[比较例1]
为了从与实施例1相同的合成气制造工序中得到的合成气(H2:58%、CO:28%、CO2:7%、CH4:7%)将CO2分离回收,向二氧化碳吸收塔6中在温度40℃、压力2MPaG的条件下导入。二氧化碳吸收塔6填充有含有镍的不锈钢材料SUS304的阶梯环,使导入的合成气与含伯胺的一乙醇胺的水溶液以向流气液接触,将二氧化碳吸收除去。吸收了二氧化碳的吸收液与从再生塔7向二氧化碳吸收塔再循环的高温的吸收液热交换后,向填充有SUS304的填充物的再生塔7以温度100℃、压力0.1MPaG导入,将吸收液中的二氧化碳汽提。将汽提的二氧化碳冷却到0.08MPaG、40℃。该回收的二氧化碳中的羰基镍浓度以镍金属换算计为2.0ppmv。
[实施例2]
将比较例1中回收的二氧化碳(羰基镍浓度以镍金属换算计为2.0ppmv)升压到2.2MPaG后,升温到250℃,以GHSV1,500h-1的空间速度使其通过填充有羰基镍吸附材料(商品名:Actisorb400、ズードケミー触媒社制)的吸附装置,结果二氧化碳中的羰基镍浓度以镍金属换算计减少到0.02ppmv。
本申请要求于2011年3月31日申请的日本专利申请第2011-078808号的优先权,通过引用其内容而使其成为本申请的一部分。
附图标记的说明
1.脱硫装置
2.合成气制造装置
3.废热锅炉
4.合成气冷却器
5.脱碳酸装置
6.二氧化碳吸收塔
7.再生塔
8.吸附装置

Claims (5)

1.向合成气制造装置中的金属混入抑制方法,其特征在于,是向GTL(Gas-to-liquid)工艺的合成气制造装置中的金属混入抑制方法,该GTL工艺包括在合成气制造装置内使天然气和包含蒸汽和/或二氧化碳的气体进行重整反应而制造合成气的合成气制造工序、使该合成气制造工序中制造的合成气进行费-托反应后从费-托反应生成物分离气体状生成物制造费-托油的费-托油制造工序、和对该费-托油制造工序中制造的费-托油进行氢化处理和蒸馏而制造各种烃油的改质工序,
将该合成气制造工序中制造的该合成气中的二氧化碳分离回收,使分离回收的该二氧化碳再循环到该合成气制造工序中的重整反应的原料气时,该再循环的二氧化碳中所含的镍的浓度为0.05ppmv以下。
2.权利要求1所述的方法,其特征在于,上述合成气中的二氧化碳用含叔胺的水溶液分离回收。
3.权利要求1或2所述的方法,其特征在于,上述合成气中的二氧化碳用填充有由不含镍的材料制成的填充物的脱碳酸装置分离回收。
4.权利要求1~3的任一项所述的方法,其特征在于,将上述分离回收的二氧化碳在温度250℃~400℃、压力0.02~3.0MPaG、GHSV500~3,000h-1下导入具有以活性炭作为主成分的吸附剂的吸附装置后,导入上述合成气制造装置。
5.权利要求1~4的任一项所述的方法,其特征在于,供给到上述合成气制造装置的气体的H2O/C摩尔比为0.1~3.0和/或CO2/C摩尔比为0.1~3.0。
CN201280015601.9A 2011-03-31 2012-03-22 向合成气制造装置中的金属混入抑制方法 Active CN103582610B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011-078808 2011-03-31
JP2011078808A JP5804747B2 (ja) 2011-03-31 2011-03-31 合成ガス製造装置への金属混入抑制方法
PCT/JP2012/001966 WO2012132337A1 (ja) 2011-03-31 2012-03-22 合成ガス製造装置への金属混入抑制方法

Publications (2)

Publication Number Publication Date
CN103582610A true CN103582610A (zh) 2014-02-12
CN103582610B CN103582610B (zh) 2017-07-04

Family

ID=46930121

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280015601.9A Active CN103582610B (zh) 2011-03-31 2012-03-22 向合成气制造装置中的金属混入抑制方法

Country Status (12)

Country Link
US (2) US9725656B2 (zh)
EP (1) EP2692690A4 (zh)
JP (1) JP5804747B2 (zh)
CN (1) CN103582610B (zh)
AP (1) AP3483A (zh)
AU (1) AU2012235395B2 (zh)
BR (1) BR112013025187B8 (zh)
CA (1) CA2831561C (zh)
EA (2) EA031520B1 (zh)
MY (1) MY175361A (zh)
WO (1) WO2012132337A1 (zh)
ZA (1) ZA201307218B (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111566188A (zh) * 2017-11-15 2020-08-21 美国燃气技术研究院 用于将甲烷和轻质烃重整为液烃燃料的方法和系统

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015004213A1 (de) * 2015-03-31 2016-10-06 Linde Aktiengesellschaft Verfahren und eine Anlage zur Erzeugung von Synthesegas
US10738247B2 (en) 2017-11-15 2020-08-11 Gas Technology Institute Processes and systems for reforming of methane and light hydrocarbons to liquid hydrocarbon fuels
US11111142B2 (en) 2018-09-18 2021-09-07 Gas Technology Institute Processes and catalysts for reforming of impure methane-containing feeds

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101516768A (zh) * 2006-09-27 2009-08-26 国际壳牌研究有限公司 用于从合成气物流中除去羰基金属的方法
WO2009113714A1 (ja) * 2008-03-14 2009-09-17 独立行政法人 石油天然ガス・金属鉱物資源機構 天然ガスから液状炭化水素を製造する方法
WO2010038391A1 (ja) * 2008-09-30 2010-04-08 独立行政法人石油天然ガス・金属鉱物資源機構 炭化水素合成反応装置及び炭化水素合成反応システム、並びに炭化水素合成方法
WO2010109813A1 (ja) * 2009-03-27 2010-09-30 独立行政法人石油天然ガス・金属鉱物資源機構 液体炭化水素化合物の合成方法及び合成システム
WO2011024652A1 (ja) * 2009-08-31 2011-03-03 独立行政法人石油天然ガス・金属鉱物資源機構 炭化水素合成反応装置、及び炭化水素合成反応システム、並びに炭化水素合成反応方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1287732C (en) 1984-03-19 1991-08-20 Clifton S. Goddin, Jr. Process and apparatus for low temperature amine removal of acid gases
US5232596A (en) * 1991-10-07 1993-08-03 Radian Corporation Bio-slurry reaction system and process for hazardous waste treatment
JP3233802B2 (ja) 1994-12-15 2001-12-04 関西電力株式会社 燃焼排ガス中の炭酸ガスと窒素酸化物を除去する方法
DE69917641T2 (de) * 1998-07-08 2005-06-16 Shell Internationale Research Maatschappij B.V. Verfahren zur entfernung von metallcarbonylen aus gasförmigen strömen
US6489370B2 (en) * 2000-05-30 2002-12-03 Mitsubishi Heavy Industries, Ltd. Method of manufacturing a synthesis gas to be employed for the synthesis of gasoline, kerosene and gas oil
JP4681101B2 (ja) 2000-05-30 2011-05-11 三菱重工業株式会社 ガソリン、軽油および灯油用合成ガスの製造方法
DE60325171D1 (de) * 2002-01-14 2009-01-22 Shell Int Research Verfahren zur entfernung von kohlendioxid aus gasgemischen
US6596781B1 (en) * 2002-05-02 2003-07-22 Chevron U.S.A. Inc. Integrated process for preparing Fischer-Tropsch products and acetic acid from synthesis gas
FR2856049B1 (fr) * 2003-06-11 2006-08-18 Air Liquide Purification d'un melange h2/co par catalyse des impuretes
US7507326B2 (en) 2003-11-14 2009-03-24 Chevron U.S.A. Inc. Process for the upgrading of the products of Fischer-Tropsch processes
AU2007232922B2 (en) 2006-03-30 2010-12-09 Nippon Steel Engineering Co., Ltd. Liquid fuel synthesis system
RU2415904C2 (ru) * 2006-03-30 2011-04-10 Ниппон Стил Инджиниринг Ко., Лтд. Система синтеза жидкого топлива
PL2094374T3 (pl) 2006-12-08 2011-04-29 Shell Int Research Sposób wytwarzania strumienia oczyszczonego gazu syntezowego
FR2918579B1 (fr) * 2007-07-13 2010-01-01 Air Liquide Procede de purification d'un gaz contenant du co2 par integration d'unite de purification par adsorption

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101516768A (zh) * 2006-09-27 2009-08-26 国际壳牌研究有限公司 用于从合成气物流中除去羰基金属的方法
WO2009113714A1 (ja) * 2008-03-14 2009-09-17 独立行政法人 石油天然ガス・金属鉱物資源機構 天然ガスから液状炭化水素を製造する方法
WO2010038391A1 (ja) * 2008-09-30 2010-04-08 独立行政法人石油天然ガス・金属鉱物資源機構 炭化水素合成反応装置及び炭化水素合成反応システム、並びに炭化水素合成方法
WO2010109813A1 (ja) * 2009-03-27 2010-09-30 独立行政法人石油天然ガス・金属鉱物資源機構 液体炭化水素化合物の合成方法及び合成システム
WO2011024652A1 (ja) * 2009-08-31 2011-03-03 独立行政法人石油天然ガス・金属鉱物資源機構 炭化水素合成反応装置、及び炭化水素合成反応システム、並びに炭化水素合成反応方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TIMOTHY C. GOLDEN ET AL.: "Removal of Trace Iron and Nickel Carbonyls by Adsorption", 《INDUSTRIAL & ENGINEERING CHEMISTRY RESEARCH》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111566188A (zh) * 2017-11-15 2020-08-21 美国燃气技术研究院 用于将甲烷和轻质烃重整为液烃燃料的方法和系统

Also Published As

Publication number Publication date
AU2012235395B2 (en) 2015-04-16
BR112013025187A2 (pt) 2021-03-23
AP2013007174A0 (en) 2013-10-31
CA2831561A1 (en) 2012-10-04
BR112013025187B1 (pt) 2022-03-03
EA201391434A1 (ru) 2014-01-30
EA035192B1 (ru) 2020-05-12
JP2012214529A (ja) 2012-11-08
CA2831561C (en) 2016-04-19
WO2012132337A1 (ja) 2012-10-04
US9725656B2 (en) 2017-08-08
JP5804747B2 (ja) 2015-11-04
US20140018450A1 (en) 2014-01-16
AP3483A (en) 2015-12-31
EA201891476A1 (ru) 2019-03-29
ZA201307218B (en) 2014-06-25
EP2692690A4 (en) 2014-08-27
EA031520B1 (ru) 2019-01-31
US20160272895A1 (en) 2016-09-22
BR112013025187B8 (pt) 2022-08-02
US9884998B2 (en) 2018-02-06
EP2692690A1 (en) 2014-02-05
MY175361A (en) 2020-06-22
AU2012235395A1 (en) 2013-10-31
CN103582610B (zh) 2017-07-04

Similar Documents

Publication Publication Date Title
CN103275777B (zh) 一种干馏炉荒煤气制备氢气及液化天然气的方法
CN101649232B (zh) 一种焦炉煤气甲烷化合成天然气的工艺
CN101875484B (zh) 用于从合成气分离酸性气体的方法和设备
CN102361958B (zh) 液体烃化合物的合成方法及合成系统
WO2011122434A1 (ja) 貯蔵・輸送用水素の製造方法
CN102703108B (zh) 一种费托合成及尾气利用的工艺方法
JP5638600B2 (ja) 合成ガスの製造方法
US9884998B2 (en) Method of suppressing metal contamination of synthesis gas production apparatus
CN102642810A (zh) 一种焦炉气制备费托合成油原料气的组合工艺
CN101845319A (zh) 以生物质为原料生产蜡及清洁燃料油工艺
CN102134056A (zh) 一种用含甲烷粗气制取发电联产合成氨原料气的组合工艺
CN101921641A (zh) 一种焦炉气制合成天然气工艺
RU2425089C2 (ru) Система синтеза жидкого топлива
JP2024518240A (ja) 再生可能エネルギーを使用して二酸化炭素を高純度化及び変換するプロセス
CN102781565B (zh) 浇注料中的硫化物的去除方法
AU2014262281A1 (en) Method and plant for removing acid compounds from gaseous effluents of different origins
Docekal Hydrogen production from hydrocarbons
US10196348B2 (en) Method for revamping a urea production complex
JP7122042B1 (ja) パージ方法およびシステム
CN102165041B (zh) 烃合成反应装置、烃合成反应系统以及烃合成方法
JP2012214528A (ja) 重質炭化水素の除去方法
EP2604672A1 (en) Biomass gasification gas purification system and method, and methanol production system and method

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant