EP2521603A1 - Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique - Google Patents

Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique

Info

Publication number
EP2521603A1
EP2521603A1 EP10798966A EP10798966A EP2521603A1 EP 2521603 A1 EP2521603 A1 EP 2521603A1 EP 10798966 A EP10798966 A EP 10798966A EP 10798966 A EP10798966 A EP 10798966A EP 2521603 A1 EP2521603 A1 EP 2521603A1
Authority
EP
European Patent Office
Prior art keywords
amine
group
absorbent
arbitrary
absorbent according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP10798966A
Other languages
German (de)
English (en)
Inventor
Johannes Menzel
Olaf Von Morstein
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.)
ThyssenKrupp Industrial Solutions AG
Original Assignee
ThyssenKrupp Uhde GmbH
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 ThyssenKrupp Uhde GmbH filed Critical ThyssenKrupp Uhde GmbH
Publication of EP2521603A1 publication Critical patent/EP2521603A1/fr
Ceased legal-status Critical Current

Links

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
    • B01D53/14—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
    • B01D53/1456—Removing acid components
    • B01D53/1475—Removing carbon dioxide
    • 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
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/62—Carbon oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/50—Carbon oxides
    • B01D2257/504—Carbon dioxide
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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

Definitions

  • the invention relates to the use of an absorbent for removing C0 2 from industrial gases.
  • aqueous solutions of organic bases e.g. Alkanolamines used as an absorbent.
  • the absorbent is regenerated by supplying heat, pressure reduction, or stripping by means of suitable auxiliary media. After regeneration, the absorbent is a regenerated solvent for the absorption of
  • Absorbents have a very high binding capacity for C0 2 .
  • the highest possible absorption capacity should already be available even at low C0 2 partial pressures.
  • the absorption capacity of the absorbent is essentially the required Absorptionsffenumlaufmenge and thus determines the size and cost of the equipment required for it. Since the energy needed to heat and cool the absorbent is proportional to the amount of recirculation, the regeneration energy needed to regenerate the solvent is also substantially reduced if it succeeds in reducing the recirculating amount of the absorbent. In addition to the pure absorption capacity, it is crucial for the so-called cyclic absorption capacity of an amine that in the thermal regeneration of the amine as little as possible of the carbon dioxide absorbed in the absorption remains in the solvent. Primary and secondary amines form predominantly carbamates with the included C0 2 , among which also under typical
  • an absorbent comprising an aqueous solution with at least two different amines, wherein
  • a sterically hindered amine with a proportion of the total amount of amine of less than 50% by weight represents the second amine component in the aqueous solution
  • the arbitrary amine is preferably present in a proportion of from 60% by weight to 90% by weight, and more preferably in a proportion of from 70% to 85% by weight, of the total amount of amine in the aqueous solution. Accordingly, the sterically hindered amine is preferred in a proportion of 1 to 40% by weight, and
  • the hindered amine is selected from the group comprising (i) Amines having a primary amino group attached to a tertiary carbon atom.
  • sterically hindered amine particularly preferred is the sterically hindered amine while 2-amino-2-methyl-1-propanol (AMP).
  • AMP 2-amino-2-methyl-1-propanol
  • any amine is piperazine or a piperazine derivative.
  • the arbitrary amine is an amine having more than one amino group in the molecule, wherein the amine group both in primary position, as well as in secondary position, as well as in mixed primary /
  • the arbitrary amine is a diamine of the formula H 2 N-R2-NH 2 , wherein R 2 is a C 2 - to C 6 -alkyl group.
  • any amine is selected from a group comprising, ethylenediamine, 1,4-diaminobutane, 1,3-diaminopropane, 1,2-diaminopropane, 2,2-dimethyl-1,3-diaminopropane, hexamethylenediamine, 3-methylaminopropylamine, 3- (dimethylamino) propylamine, 3- (diethylamino) propylamine, 4-dimethylaminobutylamine and 5-dimethylaminopentylamine, 1,1,1 N, N-tetramethylethanediamine, 2,2, N, N-tetramethyl-1,3-propanediamine, N, N'-dimethyl- 1, 3-propanediamine and N, N'Bis (2-
  • the arbitrary amine is a diamine of the formula R1-HN-R2-NH 2 , wherein R 1 is a C 1 -C 6 -alkyl and R 2 is a C 2 -C 6 -alkyl group.
  • any amine is also a polyalkylenepolyamine selected from a group comprising, diethylenetriamine, triethylenetetramine, Tetraethylenepentamine, tris (3-aminopropyl) amine, tris (2-aminoethyl) amine, bis (3-dimrthylaminopropyl) amine, methyl bis (2-methylaminothyl) amine.
  • the arbitrary amine is optionally a primary or a secondary amine, such as
  • the arbitrary amine is a tertiary amine of the general formula N (R1) 2 -n (R2) i + n , where R1 is a
  • Alkyl group and R2 is a hydroxyalkyl group or a tertiary amine of the general formula (R1) 2.n (R2) n NXN (R1) 2 . m (R 2) m , wherein R 1 is an alkyl group, R 2 is a hydroxyalkyl group, X is an alkylene group which is interrupted one or more times by oxygen and n and m is an integer from 0 to 2, or two different nitrogen atoms bound radicals R1 and R2 together represents an alkylene group.
  • the arbitrary amine is selected from a group comprising bis-dimethylaminoethyl ether, tris (2-hydroxyethyl) amine, tris (2-hydroxypropyl) amine, tributanolamine, bis (2-hydroxyethyl) methylamine, 2-diethylaminoethanol, 2-dimethylaminoethanol, 3-dimethylamino-1-propanol, 3-diethylamino-1-propanol, 2-diisopropylaminoethanol, N, N-bis (2-hydroxypropyl) methylamine (methyldiisopropanolamine, MDI PA), ⁇ , ⁇ , ⁇ ', ⁇ '-tetramethylethylenediamine, ⁇ , ⁇ -diethyl-N'.N'-dimethylethylenediamine.N, ⁇ , ⁇ ', ⁇ '-tetraethylethylenediamine, N, N, N', N'-tetramethylpropan
  • DABCO Diabis (hydroxyethyl) piperazine.
  • DABCO dimethylaminoethyl ether
  • the loaded absorbent by heating
  • Amine solution prevail, namely at a temperature of 120 ° C and a C0 2 - partial pressure of 0.09 bar, a significantly lower C0 2 residual content, as an aqueous solution containing 50 wt% piperazine (see Table 1).
  • the C0 2 uptake for a C0 2 partial pressure of 0.03 bar (existing and comparable measured values for a C0 2 partial pressure of less than 100 mbar) at a temperature of 40 ° C for an aqueous piperazine solution and an aqueous piperazine / AMP solution.
  • aqueous piperazine solution composed of 72% piperazine / 28% AMP and once from 28% piperazine / 72% AMP together.
  • the percentages refer to the proportion of amines in the total amine content (see Tab. 2).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)

Abstract

La présente invention concerne un agent d'absorption pour éliminer des gaz acides d'un courant de fluide, comprenant une solution aqueuse qui comprend au moins deux amines différentes, une amine quelconque présente en une proportion supérieure à 50% en poids de la quantité totale d'amine dans la solution aqueuse représentant le premier constituant amine dans la solution aqueuse et une amine à encombrement stérique présente en une proportion inférieure à 50 % en poids représentant le deuxième constituant amine dans la solution aqueuse, le courant de fluide étant mis en contact avec l'agent d'absorption à une pression partielle inférieure à 200 mbar.
EP10798966A 2010-01-05 2010-12-21 Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique Ceased EP2521603A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010004070A DE102010004070A1 (de) 2010-01-05 2010-01-05 CO2-Entfernung aus Gasen mittels wässriger Amin-Lösung unter Zusatz eines sterisch gehinderten Amins
PCT/EP2010/007839 WO2011082809A1 (fr) 2010-01-05 2010-12-21 Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique

Publications (1)

Publication Number Publication Date
EP2521603A1 true EP2521603A1 (fr) 2012-11-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP10798966A Ceased EP2521603A1 (fr) 2010-01-05 2010-12-21 Élimination du co2 contenu dans des gaz au moyen de solutions d'amine aqueuse avec adjonction d'une amine à encombrement stérique

Country Status (11)

Country Link
US (1) US8920544B2 (fr)
EP (1) EP2521603A1 (fr)
JP (2) JP2013516304A (fr)
KR (1) KR20130000375A (fr)
CN (1) CN102652033B (fr)
AU (1) AU2010341131A1 (fr)
CA (1) CA2780194A1 (fr)
DE (1) DE102010004070A1 (fr)
RU (1) RU2012121601A (fr)
WO (1) WO2011082809A1 (fr)
ZA (1) ZA201203493B (fr)

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JP7097901B2 (ja) * 2017-02-10 2022-07-08 ビーエーエスエフ ソシエタス・ヨーロピア 流体流から酸性ガスを除去する方法
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RU2745356C1 (ru) * 2017-03-06 2021-03-24 Дау Глоубл Текнолоджиз Ллк Энергоэффективный способ отделения сероводорода от газовых смесей с применением смеси гибридных растворителей
CN108722115A (zh) * 2017-04-18 2018-11-02 中国石油化工股份有限公司 一种从混合气中脱除co2的专用吸收液
CN110997107B (zh) * 2017-05-22 2022-05-27 联邦科学与工业研究组织 用于捕获二氧化碳的工艺和系统
CN107081052B (zh) * 2017-06-13 2019-10-25 中国石油工程建设有限公司 含双(3-氨基丙基)聚乙二醇的酸性气体吸收剂及应用
KR102037878B1 (ko) 2018-02-22 2019-10-29 서강대학교산학협력단 이산화탄소 흡수제와 이를 이용한 이산화탄소의 분리방법
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CN112351831A (zh) * 2018-06-26 2021-02-09 碳清洁解决方案有限公司 从具有高二氧化碳分压的气体混合物中除去二氧化碳的溶剂和方法
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Also Published As

Publication number Publication date
RU2012121601A (ru) 2014-02-20
CA2780194A1 (fr) 2011-06-14
AU2010341131A1 (en) 2012-05-24
WO2011082809A1 (fr) 2011-07-14
ZA201203493B (en) 2013-08-28
DE102010004070A1 (de) 2011-07-07
KR20130000375A (ko) 2013-01-02
CN102652033B (zh) 2015-05-06
JP2016165722A (ja) 2016-09-15
JP2013516304A (ja) 2013-05-13
CN102652033A (zh) 2012-08-29
US20120279393A1 (en) 2012-11-08
US8920544B2 (en) 2014-12-30

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