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CN113332855A - A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment - Google Patents

A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment Download PDF

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Publication number
CN113332855A
CN113332855A CN202110726840.6A CN202110726840A CN113332855A CN 113332855 A CN113332855 A CN 113332855A CN 202110726840 A CN202110726840 A CN 202110726840A CN 113332855 A CN113332855 A CN 113332855A
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absorption
absorption tower
outlet
lean
organic amine
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蔡铭
杨成龙
李阳
程广文
杨嵩
付康丽
赵瀚辰
郭中旭
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Xian Thermal Power Research Institute Co Ltd
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Xian Thermal Power Research Institute Co Ltd
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    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • 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
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • B01D53/96—Regeneration, reactivation or recycling of reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/80—Organic bases or salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/202—Alkali metals
    • B01D2255/2022—Potassium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/202—Alkali metals
    • B01D2255/2027—Sodium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/204—Alkaline earth metals
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/209—Other metals
    • B01D2255/2092—Aluminium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/30—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/902—Multilayered catalyst
    • B01D2255/9022—Two layers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • 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

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  • Engineering & Computer Science (AREA)
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  • Environmental & Geological Engineering (AREA)
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  • Biomedical Technology (AREA)
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  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a filler absorption tower and a carbon capture absorption system for capturing organic amine carbon dioxide, which comprise an absorption tower shell; the absorption tower is characterized in that a barren solution nozzle, a plurality of packing layers and a slurry pool are sequentially arranged in the absorption tower shell from top to bottom, wherein a catalyst layer is arranged between every two adjacent packing layers, a flue gas inlet is formed in the side face of the bottom of the absorption tower shell, a purified flue gas outlet is formed in the top of the absorption tower shell, active components in the catalyst layer are one or more of K ions, Na ions and Mg ions, and the absorption tower and the system can accelerate CO2The absorption speed of the organic amine is improved, and the problem of organic amine absorbing solvent and CO is solved2Slow reaction speed.

Description

A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment
Technical Field
The invention belongs to the technical field of emission reduction of greenhouse gas carbon dioxide, and relates to a filler absorption tower and a carbon capture absorption system for capturing organic amine carbon dioxide.
Background
The chemical absorption method is more commonly used, organic amine mainly comprises primary amine (such as MEA), secondary amine (such as DEA) and tertiary amine (such as MDEA, TEA and the like), the primary amine and the secondary amine react with carbon dioxide relatively quickly, and the generated carbamate has relatively stable chemical property, but has the defects of small saturated capacity of the carbon dioxide, large heat of desorption reaction and the like; compared with primary amine and secondary amine, the tertiary amine has large carbon dioxide saturation capacity and small heat of desorption reaction, but because the N atom of the tertiary amine does not contain active hydrogen, the tertiary amine can only indirectly react with CO2The rate of absorption of carbon dioxide by tertiary amines is relatively slow as a result of molecular reactions.
In order to solve the problem of slow reaction speed of organic amines such as tertiary amine and the like and carbon dioxide, the patents CN1962032 and CN103143236A adopt a method of adding an activating agent, and CN110479045A adopts a plate-type absorption tower to improve the absorption efficiency of the carbon dioxide by increasing gas-liquid contact and reaction time. However, these methods have a limited improvement in carbon dioxide absorption efficiency, and the energy consumption and operating costs of the decarburization system are still high.
Patent CN105749728B provides a method for capturing carbon dioxide based on catalytic reaction, but the method does not specify the form of the absorption device and the catalyst components, the effect of different device forms and solid base on catalytic absorption is greatly different, and the active site of the catalyst and CO are greatly different2Too tight or too loose a binding bond may affect the catalytic absorption effect.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a packing absorption tower and a carbon capture absorption system for capturing organic amine carbon dioxideThe absorption tower and the system can accelerate CO2The absorption speed of the organic amine is improved, and the problem of organic amine absorbing solvent and CO is solved2Slow reaction speed.
In order to achieve the purpose, the filler absorption tower for trapping the organic amine carbon dioxide comprises an absorption tower shell;
the absorption tower is characterized in that a barren solution nozzle, a plurality of packing layers and a slurry pool are sequentially arranged in the absorption tower shell from top to bottom, wherein a catalyst layer is arranged between every two adjacent packing layers, a flue gas inlet is formed in the side face of the bottom of the absorption tower shell, and a purified flue gas outlet is formed in the top of the absorption tower shell.
The number of the layers of the filler layer is two.
The number of the layers of the filler layer is three.
The catalytic layer is of a spherical structure or a honeycomb structure.
The catalyst in the catalyst layer contains one or more of K ion, Na ion and Mg ion as active component, and SiO as carrier2、γ-Al2O3Or a molecular sieve.
The carbon capture absorption system comprises a pregnant solution pump, a regeneration tower and a filler absorption tower, wherein an outlet of a slurry tank is communicated with an inlet of the regeneration tower through the pregnant solution pump, and an outlet of the regeneration tower is communicated with a barren solution nozzle.
The smoke exhaust ventilator also comprises a fan, and an outlet of the fan is communicated with the smoke inlet.
Also includes a lean/rich liquid heat exchanger; the outlet of the slurry pool is communicated with the heat release side inlet of the lean/rich liquid heat exchanger through a rich liquid pump, the heat release side outlet of the lean/rich liquid heat exchanger is communicated with the inlet of the regeneration tower, the outlet of the regeneration tower is communicated with the heat absorption side inlet of the lean/rich liquid heat exchanger, and the heat absorption side outlet of the lean/rich liquid heat exchanger is communicated with the lean liquid nozzle.
The invention has the following beneficial effects:
when the filler absorption tower and the carbon capture absorption system for capturing the organic amine carbon dioxide are operated specifically, the catalyst layer is arranged between the adjacent filler layers to strengthen the CO absorption of the organic amine absorption solvent2Absorption capacity, accelerated CO2Absorption speed ofOrganic amine absorption solvent and CO2Slow reaction speed, and CO reduction2The circulation quantity of the amine solvent in the catching device, the power consumption of the system and the consumption of subsequent solution heating regeneration steam.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment;
FIG. 2 is a schematic structural diagram of the second embodiment;
fig. 3 is a schematic structural view of the comparative example a.
Wherein, 1 is an absorption tower shell, 2 is a catalyst layer, 3 is a filler layer, 4 is a lean solution nozzle, 5 is a clean flue gas outlet, 6 is a rich solution pump, 7 is a lean/rich solution heat exchanger, and 8 is a fan.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments, and are not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
There is shown in the drawings a schematic block diagram of a disclosed embodiment in accordance with the invention. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
Referring to fig. 1, the packed absorption tower for organic amine carbon dioxide capture according to the present invention includes an absorption tower housing 1;
a barren solution nozzle 4, a plurality of packing layers 3 and a slurry pool are arranged in the absorption tower shell 1 from top to bottom, wherein a catalyst layer 2 is arranged between the adjacent packing layers 3, a flue gas inlet is arranged on the side surface of the bottom of the absorption tower shell 1, a purified flue gas outlet 5 is arranged on the top of the absorption tower shell 1, active components in the catalyst layer 2 are one or more of K ions, Na ions and Mg ions, and a carrier in the catalyst layer 2 is SiO2、γ-Al2O3Or a molecular sieve, the catalyst in the catalyst layer 2 is in a spherical structure or a honeycomb structure, and the operating temperature of the absorption tower is 55-70 ℃.
The carbon capture absorption system comprises a fan 8, a rich liquid pump 6, a regeneration tower and a filler absorption tower, wherein an outlet of a slurry pool is communicated with an inlet of the regeneration tower through the rich liquid pump 6, an outlet of the regeneration tower is communicated with a lean liquid nozzle 4, and an outlet of the fan 8 is communicated with a flue gas inlet.
The invention also comprises a lean/rich liquor heat exchanger 7; an outlet of the slurry pool is communicated with a heat release side inlet of a lean/rich liquid heat exchanger 7 through a rich liquid pump 6, a heat release side outlet of the lean/rich liquid heat exchanger 7 is communicated with an inlet of a regeneration tower, an outlet of the regeneration tower is communicated with a heat absorption side inlet of the lean/rich liquid heat exchanger 7, and a heat absorption side outlet of the lean/rich liquid heat exchanger 7 is communicated with a lean liquid nozzle 4.
Example one
The catalyst layer 2 is a K-doped MgO catalyst layer, the number of the catalyst layers 2 is two, the absorption liquid in the absorption tower shell 1 is MDEA solution with the mass concentration of 20%, when the absorption tower works, the MDEA absorption liquid enters the absorption tower shell 1 from a lean solution nozzle 4, and under the gas-liquid mass transfer of the filler layer 3 and the catalysis of the catalyst layer 2, CO in the flue gas2Rapidly reacting with MDEA molecule under the action of negative ion substance provided by catalyst, absorbing by absorption liquid, discharging decarbonized flue gas into atmosphere via clean flue gas outlet 5, and collecting CO2The rich solution enters a lean/rich solution heat exchanger 7 through a rich solution outlet by a rich solution pump 6 to release heat, and then is sent to a regeneration tower to be regenerated, and is heated to regenerate and separate CO2The MDEA solution is sent back to the lean solution nozzle 4 through heat exchange, thereby completing the absorption of CO by the MDEA solution2The cycle of (a) to (b) is,by measuring CO in raw flue gas and clean flue gas2The volume concentration and the flue gas amount of the flue gas are calculated to obtain CO in the embodiment2The removal efficiency of (A) was 74.5%, and chemical analysis gave amine solution CO2Load 0.43 (molCO)2Per mol of amine solvent).
Example two
The difference between this embodiment and the first embodiment is: the absorption liquid is a mixture of 15% MDEA and 5% AMP, and AMP is added as activator into MDEA solution to increase CO2The absorption properties of (1). By measuring CO in raw flue gas and clean flue gas2The volume concentration and the flue gas amount of the flue gas are calculated to obtain CO in the embodiment2The removal efficiency is 89.6 percent, and the chemical analysis obtains amine solution CO2Load 0.53 (molCO)2Per mol of amine solvent).
EXAMPLE III
The difference between this embodiment and the second embodiment is: the filler layer 3 is three layers, the catalyst layer 2 is two layers, more catalyst layers 2 are arranged to increase the catalytic effect, and the CO content of the mixed amine solution is further improved2By measuring CO in raw and clean flue gas2The volume concentration and the flue gas amount are calculated to obtain CO in the embodiment2The removal efficiency is 94.2 percent, and the chemical analysis obtains amine solution CO2Load 0.57 (molCO)2Per mol of amine solvent).
Comparative example 1
The comparative example differs from example one in that: in the comparative example, two sections of packing layers 3 are arranged in the absorption tower, 1 section of Na-doped CaO is arranged for catalysis, and CO in the raw flue gas and the purified flue gas is measured2The volume concentration and the smoke gas amount are calculated to obtain CO in the comparative example2The removal efficiency is 32.9 percent, and the chemical analysis obtains amine solution CO2Load 0.19 (molCO)2Per mol of amine solvent).
Comparative example No. two
The comparative example differs from comparative example one in that: this comparative example used a mixed amine solution of 15% MDEA + 5% AMP as CO2Absorption liquid by measuring CO in raw flue gas and clean flue gas2The volume concentration and the smoke gas amount are calculated to obtain CO in the comparative example2The removal efficiency is 63.4 percentChemical analysis to obtain amine solution CO2Load 0.36 (molCO)2Per mol of amine solvent).
The results of the examples and comparative examples are shown in table 1:
TABLE 1
Figure BDA0003137843930000061
As can be seen from Table 1, the first example enhances the CO content of the MDEA solution by adding a K-doped MgO catalyst layer between the two filler layers 3, compared to the first comparative example2Absorption performance, absorption efficiency in absorption column and CO of solution2The load is obviously improved, and the improvement effect is superior to that of the comparative example in which only the activator AMP is added without arranging the catalyst layer 2. In the second example, on the basis of adding the activating agent (comparative example 2), the CO can be further improved by arranging the catalyst in the absorption tower2The reaction performance of the mixed solution of MDEA/AMP is improved, and CO in the solution is improved2Load and flue gas CO2In the third example, after the 2-layer catalyst layer 2 was added, the MDEA/AMP mixed solution was used to remove CO2The absorption performance of (2) is further improved.

Claims (8)

1. A packed absorption column for organic amine carbon dioxide capture, comprising an absorption column shell (1);
the absorption tower is characterized in that a barren solution nozzle (4), a plurality of packing layers (3) and a slurry pool are sequentially arranged in the absorption tower shell (1) from top to bottom, a catalyst layer (2) is arranged between every two adjacent packing layers (3), a flue gas inlet is formed in the side face of the bottom of the absorption tower shell (1), and a purified flue gas outlet (5) is formed in the top of the absorption tower shell (1).
2. The packed absorption column for organic amine carbon dioxide capture according to claim 1, wherein the catalyst in the catalytic layer (2) has a spherical structure or a honeycomb structure.
3. Filler absorption for organic amine carbon dioxide capture according to claim 1The tower is characterized in that the active component in the catalyst layer (2) is one or more of K ions, Na ions and Mg ions; the carrier of the catalyst is SiO2、γ-Al2O3Or a molecular sieve.
4. The packed absorption column for organic amine carbon dioxide capture according to claim 1, wherein the number of layers of the packing layer (3) is two.
5. The packed absorption column for organic amine carbon dioxide capture according to claim 1, wherein the number of layers of the packing layer (3) is three.
6. A carbon capture absorption system, which is characterized by comprising a rich liquid pump (6), a regeneration tower and the filler absorption tower of claim 1, wherein the outlet of the slurry tank is communicated with the inlet of the regeneration tower through the rich liquid pump (6), and the outlet of the regeneration tower is communicated with the lean liquid nozzle (4).
7. The carbon capture absorption system of claim 6 further comprising a fan (8), the outlet of the fan (8) being in communication with the flue gas inlet.
8. The carbon capture absorption system of claim 6 further comprising a lean/rich liquid heat exchanger (7); an outlet of the slurry pool is communicated with a heat release side inlet of the lean/rich liquid heat exchanger (7) through a rich liquid pump (6), a heat release side outlet of the lean/rich liquid heat exchanger (7) is communicated with an inlet of the regeneration tower, an outlet of the regeneration tower is communicated with a heat absorption side inlet of the lean/rich liquid heat exchanger (7), and a heat absorption side outlet of the lean/rich liquid heat exchanger (7) is communicated with the lean liquid nozzle (4).
CN202110726840.6A 2021-06-29 2021-06-29 A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment Pending CN113332855A (en)

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CN201578973U (en) * 2009-12-14 2010-09-15 华能集团技术创新中心 Flue gas carbon dioxide capturing equipment and absorption tower thereof
US20120260801A1 (en) * 2011-04-14 2012-10-18 Mitsubishi Heavy Industries, Ltd. Co2 recovery system and recovery method for moisture containing co2 gas
US20140338394A1 (en) * 2013-05-20 2014-11-20 Kabushiki Kaisha Toshiba Carbon dioxide separating and capturing apparatus and method of operating same
CN104587907A (en) * 2015-01-09 2015-05-06 北京石油化工学院 Integrated device and method for capturing and converting CO2
CN106984333A (en) * 2017-05-26 2017-07-28 湖南大学 The preparation method of the loaded catalyst regenerated for carbon dioxide enriched amine aqueous solution
CN110115913A (en) * 2019-06-20 2019-08-13 中国华能集团清洁能源技术研究院有限公司 A kind of carbon dioxide capture system and method inhibiting absorbent volatilization
CN111672280A (en) * 2020-05-20 2020-09-18 西安交通大学 Solar-driven carbon dioxide capturing tower and operation method thereof
CN111729483A (en) * 2020-07-23 2020-10-02 中国华电科工集团有限公司 Carbon dioxide capture system and method
US20210138391A1 (en) * 2018-07-02 2021-05-13 Carbon Clean Solutions Limited A method and a system for the removal of carbon dioxide from solvents
CN112892182A (en) * 2021-03-18 2021-06-04 广东风和洁净工程有限公司 Spray tower with hollow fiber membrane as filler and flue gas treatment system thereof
CN216024113U (en) * 2021-06-29 2022-03-15 西安热工研究院有限公司 A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090238742A1 (en) * 2008-03-21 2009-09-24 Alstom Technology Ltd System and method for enhanced removal of co2 from a mixed gas stream via use of a catalyst
CN101977669A (en) * 2008-03-21 2011-02-16 阿尔斯托姆科技有限公司 System and method for enhanced removal of co2 from a mixed gas stream via use of a catalyst
CN201578973U (en) * 2009-12-14 2010-09-15 华能集团技术创新中心 Flue gas carbon dioxide capturing equipment and absorption tower thereof
US20120260801A1 (en) * 2011-04-14 2012-10-18 Mitsubishi Heavy Industries, Ltd. Co2 recovery system and recovery method for moisture containing co2 gas
US20140338394A1 (en) * 2013-05-20 2014-11-20 Kabushiki Kaisha Toshiba Carbon dioxide separating and capturing apparatus and method of operating same
CN104587907A (en) * 2015-01-09 2015-05-06 北京石油化工学院 Integrated device and method for capturing and converting CO2
CN106984333A (en) * 2017-05-26 2017-07-28 湖南大学 The preparation method of the loaded catalyst regenerated for carbon dioxide enriched amine aqueous solution
US20210138391A1 (en) * 2018-07-02 2021-05-13 Carbon Clean Solutions Limited A method and a system for the removal of carbon dioxide from solvents
CN110115913A (en) * 2019-06-20 2019-08-13 中国华能集团清洁能源技术研究院有限公司 A kind of carbon dioxide capture system and method inhibiting absorbent volatilization
CN111672280A (en) * 2020-05-20 2020-09-18 西安交通大学 Solar-driven carbon dioxide capturing tower and operation method thereof
CN111729483A (en) * 2020-07-23 2020-10-02 中国华电科工集团有限公司 Carbon dioxide capture system and method
CN112892182A (en) * 2021-03-18 2021-06-04 广东风和洁净工程有限公司 Spray tower with hollow fiber membrane as filler and flue gas treatment system thereof
CN216024113U (en) * 2021-06-29 2022-03-15 西安热工研究院有限公司 A pack absorption tower and carbon entrapment absorption system for organic amine carbon dioxide entrapment

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