RU2015156867A - Method for producing hydrogen for alkaline fuel cells - Google Patents

Method for producing hydrogen for alkaline fuel cells Download PDF

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Publication number
RU2015156867A
RU2015156867A RU2015156867A RU2015156867A RU2015156867A RU 2015156867 A RU2015156867 A RU 2015156867A RU 2015156867 A RU2015156867 A RU 2015156867A RU 2015156867 A RU2015156867 A RU 2015156867A RU 2015156867 A RU2015156867 A RU 2015156867A
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RU
Russia
Prior art keywords
absorbent
saturated
fuel cells
regenerated absorbent
producing hydrogen
Prior art date
Application number
RU2015156867A
Other languages
Russian (ru)
Other versions
RU2631799C2 (en
Inventor
Александр Моисеевич Соколов
Александр Константинович Аветисов
Original Assignee
Акционерное общество "Ордена Трудового Красного Знамени Научно-исследовательский физико-химический институт им. Л.Я. Карпова" (АО "НИФХИ им. Л.Я. Карпова")
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Application filed by Акционерное общество "Ордена Трудового Красного Знамени Научно-исследовательский физико-химический институт им. Л.Я. Карпова" (АО "НИФХИ им. Л.Я. Карпова") filed Critical Акционерное общество "Ордена Трудового Красного Знамени Научно-исследовательский физико-химический институт им. Л.Я. Карпова" (АО "НИФХИ им. Л.Я. Карпова")
Priority to RU2015156867A priority Critical patent/RU2631799C2/en
Publication of RU2015156867A publication Critical patent/RU2015156867A/en
Application granted granted Critical
Publication of RU2631799C2 publication Critical patent/RU2631799C2/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
    • 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
    • B01D53/14—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 absorption
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/10—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Claims (2)

1. Способ получения водорода для щелочных топливных элементов из газовых смесей, содержащих диоксид углерода, путем его абсорбционного удаления абсорбентом на основе водных растворов аминов, включающий процессы: абсорбции диоксида углерода при повышенном давлении, расширения насыщенного абсорбента в гидравлической турбине с получением механической энергии, регенерации насыщенного абсорбента при повышенной температуре и/или пониженном давлении с подводом тепла через кипятильник, рекуперацией тепла горячего регенерированного абсорбента, сжатие регенерированного абсорбента насосом, охлаждение регенерированного абсорбента в холодильнике и подача его в абсорбер, а также охлаждение парогазовой фазы, выделенной при регенерации абсорбента, отличающийся тем, что насыщенный абсорбент перед подачей на гидравлическую или парожидкостную турбину дополнительно нагревают за счет косвенного теплообмена с горячим регенерированным абсорбентом в дополнительном теплообменнике.1. A method of producing hydrogen for alkaline fuel cells from gas mixtures containing carbon dioxide, by its absorption removal by an absorbent based on aqueous solutions of amines, including processes: absorption of carbon dioxide at elevated pressure, expansion of a saturated absorbent in a hydraulic turbine to produce mechanical energy, regeneration saturated absorbent at elevated temperature and / or reduced pressure with heat supply through the boiler, heat recovery of the hot regenerated absorbent entent, compressing the regenerated absorbent by a pump, cooling the regenerated absorbent in the refrigerator and feeding it to the absorber, as well as cooling the vapor-gas phase extracted during the regeneration of the absorbent, characterized in that the saturated absorbent is additionally heated before being fed to a hydraulic or vapor-liquid turbine due to indirect heat exchange with hot regenerated absorbent in an additional heat exchanger. 2. Способ по п. 1, отличающийся тем, что на дополнительный нагрев насыщенного абсорбента направляют весь или часть потока горячего регенерированного абсорбента.2. The method according to p. 1, characterized in that for additional heating of the saturated absorbent direct all or part of the flow of hot regenerated absorbent.
RU2015156867A 2015-12-30 2015-12-30 Production method of hydrogen for alkaline fuel cells RU2631799C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2015156867A RU2631799C2 (en) 2015-12-30 2015-12-30 Production method of hydrogen for alkaline fuel cells

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2015156867A RU2631799C2 (en) 2015-12-30 2015-12-30 Production method of hydrogen for alkaline fuel cells

Publications (2)

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RU2015156867A true RU2015156867A (en) 2017-07-06
RU2631799C2 RU2631799C2 (en) 2017-09-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2015156867A RU2631799C2 (en) 2015-12-30 2015-12-30 Production method of hydrogen for alkaline fuel cells

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Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1281571A (en) * 1968-07-13 1972-07-12 Vetrocoke Cokapuania Spa Improvements in or relating to the removal of CO2 and/or H2S from gaseous mixtures
SU967528A1 (en) * 1975-12-19 1982-10-23 Донецкий Филиал Всесоюзного Научно-Исследовательского И Проектного Института По Очистке Технологических Газов,Сточных Вод И Использованию Вторичных Энергоресурсов Предприятий Черной Металлургии Method of cleaning gases from carbon dioxide

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Publication number Publication date
RU2631799C2 (en) 2017-09-26

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