CN106552497B - A kind of device and method for collecting carbonic anhydride and purification - Google Patents
A kind of device and method for collecting carbonic anhydride and purification Download PDFInfo
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- CN106552497B CN106552497B CN201611055264.2A CN201611055264A CN106552497B CN 106552497 B CN106552497 B CN 106552497B CN 201611055264 A CN201611055264 A CN 201611055264A CN 106552497 B CN106552497 B CN 106552497B
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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
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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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
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
-
- 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
- B01D2258/06—Polluted air
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
-
- 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
Abstract
The invention discloses a kind of device and method for collecting carbonic anhydride and purification, which includes an electrolytic cell, a hutch water device and air compressor；The electrolytic cell includes cathode portion, anode part, CO2Dust trapping chamber, CO2Release room and partition；Wherein, the CO2Dust trapping chamber and CO2It is separated between release room with partition, CO2Dust trapping chamber is between cathode portion and partition, CO2Between release room anode part and partition；There is electrolyte in the electrolytic cell；The air compressor and CO2The lower section of dust trapping chamber connects, and the hutch water device is connected to electrolytic cell, built with pure water, for guaranteeing that electrolytic cell electrolyte inside is constantly in full state.The invention is utilized respectively the difference of yin, yang polar region pH in electrolytic water device to trap and discharge the CO in air2, to solve to obtain CO in isolated area2The problem of, it can be used for CO in closed small space2Removal.
Description
Technical field
The present invention relates to a kind of collecting carbonic anhydride based on electrolysis water and its chemical result, the dissolution characteristics of carbon dioxide
With the device of purification, it is therefore an objective to provide purer carbon dioxide raw material for sun fuel production, or closed narrow for removing
CO in small space2Gas belongs to chemical separation technology and device field.
Background technique
Natural energy must be following energy.Here, natural energy mainly includes light radiation, wind energy, tide energy.Currently, base
It is all mature in the transformation technology of the fluid motions such as photovoltaic effect photoelectric conversion technology, wind energy tide energy to mechanical energy then electric energy
And it can be with volume production.But because of the huge wave characteristic of these natural energies, to their utilization but at serious problems, knot
Fruit causes a large amount of presence that optical phenomenon is abandoned in abandonment.It, must in order to adapt to requirement of the energy consumers for energy continuous stability
Must develop and using including the large-scale energy storage device based on electrochemical principle, certainly, these devices must also when needed by
The energy of storage is quickly and easily converted to electrical energy transportation and goes out.
CO2It is the final product of combustion of fossil fuel, there is very high chemical stability.After the industrial revolution, two in atmosphere
Oxidation concentration of carbon significantly increases, and is known as " greenhouse gases ".Although CO2How many greenhouse effects can be brought disputable on earth,
But having experiment confirms CO in atmosphere2The raising of concentration can cause the change of the ecosystem, and make zinc in mankind's Main Foods
Iron content reduces, and then influences human health.Therefore, should try to reduce CO2Content in an atmosphere.
In recent years, scientific and technological circle have been extensively studied CO2Electrochemical reduction is carbon compound, such as CO, formic acid, methanol, second
A possibility that sun fuel such as alcohol, and achieve huge progress.As the photosynthesis of nature, artificial process as above
Oxygen, therefore referred to as artificial photosynthetic process are generated while generating sun fuel.Because what electro-reduction process used
Electric energy can be generated and be concentrated by photoelectricity, wind-powered electricity generation, the tide electric installation throughout earth surface, and CO2Electrochemical reduction shape
At sun fuel can be directly used as chemical products and generate electricity in a fuel cell, therefore be also used as a kind of harvest
With the method for storage solar energy.
Carry out CO2Electrochemical reduction must just have CO2Supply.CO2Source has two: first is that fossil fuel combustion process
Tail gas, first is that being directly derived from atmosphere.CO2Enough purity and supply rate are had to when in use, and want easy to use, because
This just must be taken into consideration from atmosphere at remote districts, the especially following no longer combusts fossil energy and collect CO2The problem of.
In addition, thering is mankind's activity or other oxygen consumptions to produce confined space (such as space ship, water of carbon dioxide process some
Lower submarine) in, CO2The raising of concentration is also unfavorable, therefore is also required to eliminate CO2Method.Present invention may also apply to eliminate this
The CO in kind space2Supplemental oxygen simultaneously.
The pervious patent application of the applicant (application No. is 2016100294381) once disclosed a kind of CO2Trapping and
The device of purification.The device is able to achieve CO in air2Trapping, and pure oxygen and hydrogen can be generated.But further investigate
Show to cause the excessively high problem of process energy consumption because wherein the distance of anode and cathode is excessive.
Summary of the invention
The object of the present invention is to provide a kind of devices for collecting carbonic anhydride and purification, using in electrolytic water device
The difference of yin, yang polar region pH traps and purifies the CO in air2, to solve to obtain CO in isolated area2The problem of and it is narrow
CO in confined space2Removal problem.
To achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of device for collecting carbonic anhydride and purification, it is characterised in that: the device includes an electrolytic cell, one
Hutch water device and air compressor, the electrolytic cell include cathode portion, anode part, CO2Dust trapping chamber, CO2Release room and partition；
The CO2Dust trapping chamber and CO2It is separated by partition between release room, CO2Dust trapping chamber is between cathode portion and partition, CO2It releases
It puts between room anode part and partition；The air compressor and CO2The lower section of dust trapping chamber connects, the hutch water device and electrolytic cell
Connection, built with pure water, for guaranteeing that electrolytic cell electrolyte inside is constantly in full state.
The pH value of the electrolyte is between 5~9.
Electrolyte in the electrolyte is preferably water soluble acid carbonate, and electrolyte can also be using pH value 5~9
Between phosphate buffer solution.
The cathode portion includes the cathode lid being arranged from outside to inside, cathode gas diffusion layer, cathode and the first diaphragm；Institute
It states cathode and covers and offer hydrogen outlet, for connecting hydrogen-holder；It is CO between first diaphragm and partition2Dust trapping chamber；
The anode part includes the anode cover being arranged outside in, anode gas diffusion layer, anode and the second diaphragm；The anode cover
On offer oxygen outlet, for connecting oxygen storage tank；It is CO between second diaphragm and partition2Release room；CO2Dust trapping chamber
Lower section connect air compressor, top be provided with residual air outlet；CO2Release room sealed bottom, top are provided with CO2Out
Mouthful；Whole device is all sealing other than the entrance of setting, prevents electrolyte from oozing out.
The air compressor passes through air sparger and CO2The lower section of dust trapping chamber connects.
First diaphragm is anion-exchange membrane or Bipolar Membrane；Second diaphragm is cation-exchange membrane or Bipolar Membrane.
The partition is the porous barrier that electrolyte can be allowed to pass freely through but gas is not allowed to penetrate, or only upper
There are the not penetrating partitions for allowing electrolyte to pass freely through but gas is not allowed to penetrate for lower part.
It is a further object to provide it is a kind of using above-mentioned apparatus carry out collecting carbonic anhydride and purification method,
Technical solution is as follows:
A kind of method of collecting carbonic anhydride and purification is made to electrolytic cell addition electrolyte first using above-mentioned device
Be full of；Secondly, opening air compressor, it is bubbled air compactly and enters CO2Dust trapping chamber；Third makes to electrolytic cell energization
Water decomposition, generates oxygen at this time on anode, while to CO2Release room discharges proton；Generate hydrogen on cathode, while to CO2Trapping
Room discharges OH-；OH-With the CO in air2In conjunction with formation HCO3 -, the latter enters CO2Release room is in conjunction with the proton discharged on anode
Release CO2, then in CO2Discharge outlet discharge, passes through CO2Storage tank is collected, and CO is trapped from air to reach2Purpose.
Beneficial effect
The invention traps the CO in air using the difference of yin, yang polar region pH in electrolytic water device2, to solve
Isolated area obtains CO2The problem of and confined space CO2Removal problem.Particularly, by using amberplex, make electrode
Between distance significantly reduce, reduce the tank voltage of electrolysis water, thus reduce the energy consumption of process.In addition to this, there are also as follows
The utility model has the advantages that (1) process does not consume other materials or the energy other than consumption water and electric energy, the hydrogen and oxygen of generation can be used for
Generate Hydrogen Energy；(2) generate hydrogen and oxygen by natural separation, also with CO2Mutually separate；(3) process meets clean manufacturing requirement；
(4) can at the earth's surface on there is the anywhere of power supply to provide pure CO2；(5) it can be used to remove in confined space
CO2。
Detailed description of the invention
Fig. 1 is the schematic diagram of carbon dioxide capture device；
In figure, 1- cathode lid, 2- cathode gas diffusion layer, 3- cathode, the first diaphragm of 4-, 5- partition, the second diaphragm of 6-, 7-
Anode, 8- anode gas diffusion layer, 9- anode cover, 10-CO2Dust trapping chamber, 11-CO2Release room, 12- hydrogen outlet, 13- oxygen go out
Mouthful.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
Such as Fig. 1, a kind of device for collecting carbonic anhydride and purification of the present invention, which includes electrolytic cell, one
A hutch water device and air compressor, the electrolytic cell include cathode portion, anode part, CO2Dust trapping chamber, CO2Release room and every
Plate；The CO2Dust trapping chamber and CO2It is separated by partition between release room, CO2Dust trapping chamber between cathode portion and partition,
CO2Between release room anode part and partition；The air compressor and CO2The lower section of dust trapping chamber connects, the hutch water device and electricity
Slot connection is solved, built with pure water, for guaranteeing that electrolytic cell electrolyte inside is constantly in full state.
The pH value of electrolyte is between 5~9.
Electrolyte in electrolyte is preferably water soluble acid carbonate, and electrolyte can also be using pH value between 5~9
Phosphate buffer solution.
The device of the invention operation logic are as follows:
(1) cathode.When starting to the cathode and anode of electrolytic cell application voltage to water electrolysis process, occur on cathode
Water reduction reaction makes cathode nearby be in alkalinity:
2H2O+2e=H2+2OH-
In order to hydrogen caused by guaranteeing not with CO2The gas mixing of uptake zone, there are spaces between cathode and cathode lid
(cathode gas room), and the gas diffusion layers of gas-permeable, liquid-impermeable are equipped in cathode gas room side, in the cathode other side, also
It is close to CO2Uptake zone side is provided with air-locked diaphragm.The diaphragm can be anion-exchange membrane, Bipolar Membrane or common
Dense porous film；Can be there are gap between diaphragm and cathode, it can not also there are gaps.So-called Bipolar Membrane is handed over by anion
Change a kind of film that film and cation-exchange membrane are compounded to form, when use needs cationic membrane one side to cathode, anionic membrane
Side is towards CO2Uptake zone；
(2)CO2Dust trapping chamber.The OH that cathode generates-Into CO2Increase the pH of electrolyte behind uptake zone, can in air
CO2Reaction generates HCO3 -And make CO2Dissolution:
CO2+OH-=HCO3-
In order to make gas displacement in dust trapping chamber, CO2A gas distributor is arranged in the bottom of dust trapping chamber, makes compressed gas
It uniformly can compactly enter dust trapping chamber, top setting one, which is open, leads directly to atmosphere.
(3)CO2Release room.Proton derived from anode reaction makes CO2The pH of release room is reduced, and as a result makes to react generation as follows:
HCO3 -+H+=CO2+H2O
Therefore, pure CO2It is released.
In order to make CO2Displacement, CO2The sealed bottom of release room, one opening of top setting and CO2Air accumulator is connected.
In order to make CO2Uptake zone and CO2Release room gas partitions are provided with a partition between the two.The partition can be with
Be it is impermeable, be also possible to it is porous but can stop gas penetrate penetrating plate.When using impermeable partition, partition it is upper
Lower part, which is respectively set, to allow electrolyte to pass freely through, but the intransitable aperture of gas, to guarantee that electrolyte can pass freely through,
But gas cannot pass through.
(4) anode.Following process occurs in anode:
H2O=1/2O2+2H++2e
In order to guarantee anode generate oxygen not with CO2The CO of release room release2Mixing, such as cathode, in the CO of anode2
Release room side has disposed air-locked cation-exchange membrane or Bipolar Membrane, is provided in the other side and separates anode and oxygen room
Ventilative but liquid-tight gas-diffusion electrode.The meaning of Bipolar Membrane with it is preceding identical, but its cationic membrane one side is to CO2It releases
Put room, anionic membrane one side is to anode.
(5) hutch water device, gas compressor.In order to run device normal continuous, a hutch water device and gas compression are needed
Machine.Hutch water device uses pure water, guarantees that device electrolyte inside is always to be full of；Gas compression function increases gas pressure, makes
Into CO2The gas of dust trapping chamber uniformly can compactly pass through.
Embodiment
Such as Fig. 1, device is designed for easy to assembled plate, from left to right respectively cathode lid 1, cathode gas diffusion layer
2, cathode 3, the first diaphragm 4, partition 5, the second diaphragm 6, anode 7, anode gas diffusion layer 8 and anode cover 9.Cathode lid 1 and yin
Between pole gas diffusion layers 2, between the first diaphragm 4 and partition 5, between partition 5 and the second diaphragm 6,8 and of anode gas diffusion layer
There is cavity between anode cover 9, is used separately as hydrogen chamber, CO2Dust trapping chamber 10, CO2Release room 11, oxygen room；The cathode lid 1
On offer hydrogen outlet 12, for connecting hydrogen-holder；Oxygen outlet 13 is offered in the anode cover 9, for connecting oxygen
Gas storage tank；Air compressor passes through air sparger (attached drawing is not drawn into) and CO2The lower section of dust trapping chamber connects, and enables air to uniformly
And compactly enter CO2Dust trapping chamber, and the OH to come with cathodic region-Reaction forms HCO3 -, CO2It is provided with above dust trapping chamber residual
Remaining air outlet slit (not shown)；CO211 sealed bottom (not shown) of release room, top is provided with CO2Export (not shown)；Entirely
Device is all sealing other than the entrance of setting, prevents electrolyte from oozing out.
The partition 5 can be the porous barrier that electrolyte can be allowed to pass freely through but gas is not allowed to penetrate, can also be with
It is that only in top and the bottom, there are the not penetrating partitions for allowing electrolyte to pass freely through but gas is not allowed to penetrate.
Cathode gas diffusion layer 2 is respectively set in cathode and anode gas compartment side, the purpose of anode gas diffusion layer be allow yin,
The gas that anode generates quickly escapes, but does not allow solution leakage；
The first diaphragm 4 and the second diaphragm 6 is respectively set in the other side of cathode 3, anode 7, the first diaphragm 4 is anion
Exchange membrane or Bipolar Membrane；Second diaphragm 6 is cation-exchange membrane or Bipolar Membrane；Purpose be prevent gas from penetrating, while allow again yin,
Cation passes freely through；
When using above-mentioned apparatus, it is allowed to be full of to electrolytic cell addition electrolyte first；Secondly, opening air compressor, make
Air, which is compactly bubbled, enters CO2Dust trapping chamber；Third makes water decomposition to electrolytic cell energization, generates oxygen on anode at this time, simultaneously
To CO2Release room discharges proton；Generate hydrogen on cathode, while to CO2Dust trapping chamber discharges OH-；OH-With the CO in air2In conjunction with
Form HCO3 -, the latter enters CO2Release room releases CO in conjunction with the proton discharged on anode2, then in CO2Discharge outlet discharge, leads to
Cross CO2Storage tank is collected.Thus reach and has trapped CO from air2Purpose.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. a kind of device for collecting carbonic anhydride and purification, it is characterised in that: the device includes an electrolytic cell, a benefit
Hydrophone and air compressor；The electrolytic cell includes cathode portion, anode part, CO2Dust trapping chamber, CO2Release room and partition；Its
In, the CO2Dust trapping chamber and CO2It is separated by partition between release room, CO2Dust trapping chamber between cathode portion and partition,
CO2Between release room anode part and partition；There is electrolyte in the electrolytic cell；The air compressor and CO2Under dust trapping chamber
Side's connection, the hutch water device are connected to electrolytic cell, built with pure water, are full of for guaranteeing that electrolytic cell electrolyte inside is constantly in
State；
The cathode portion include the cathode lid (1) being arranged from outside to inside, cathode gas diffusion layer (2), cathode (3) and first every
Film (4)；Hydrogen outlet (12) are offered on the cathode lid (1), for connecting hydrogen-holder；First diaphragm (4) with every
It is CO between plate (5)2Dust trapping chamber (10)；The anode part includes the anode cover (9) being arranged outside in, anodic gas diffusion
Layer (8), anode (7) and the second diaphragm (6)；Oxygen outlet (13) are offered on the anode cover (9), for connecting oxygen storage
Tank；It is CO between second diaphragm (6) and partition (5)2Release room (11)；CO2The lower section connection air compression of dust trapping chamber (10)
Machine, top are provided with residual air outlet； CO2Release room (11) sealed bottom, top is provided with CO2Outlet；Whole device is removed
It is all sealing except the entrance of setting；
First diaphragm (4) is anion-exchange membrane or Bipolar Membrane；Second diaphragm (6) is cation-exchange membrane or Bipolar Membrane；
The partition (5) is the porous barrier that electrolyte can be allowed to pass freely through but gas is not allowed to penetrate, or only upper
There are the not penetrating partitions for allowing electrolyte to pass freely through but gas is not allowed to penetrate for lower part.
2. the device according to claim 1 for collecting carbonic anhydride and purification, it is characterised in that: the electrolyte
PH value is between 5 ~ 9.
3. the device according to claim 2 for collecting carbonic anhydride and purification, it is characterised in that: in the electrolyte
Electrolyte be water soluble acid carbonate or electrolyte is phosphate buffer solution of the pH value between 5 ~ 9.
4. the device according to claim 1 for collecting carbonic anhydride and purification, it is characterised in that: the air compression
Machine passes through air sparger and CO2The lower section of dust trapping chamber connects.
5. a kind of method of collecting carbonic anhydride and purification, it is characterised in that: utilize device described in claim 1, first to
Electrolytic cell addition electrolyte is allowed to be full of；Secondly, opening air compressor, it is bubbled air compactly and enters CO2Dust trapping chamber；The
Three, make water decomposition to electrolytic cell energization, generate oxygen on anode at this time, while to CO2Release room discharges proton；It is generated on cathode
Hydrogen, while to CO2Dust trapping chamber discharges OH-；OH-With the CO in air2In conjunction with formation HCO3 -, the latter enters CO2Release room and sun
The extremely upper proton discharged, which combines, releases CO2, then in CO2Discharge outlet discharge, passes through CO2Storage tank is collected.
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| CN201611055264.2A CN106552497B (en) | 2016-11-25 | 2016-11-25 | A kind of device and method for collecting carbonic anhydride and purification |
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| CN201611055264.2A CN106552497B (en) | 2016-11-25 | 2016-11-25 | A kind of device and method for collecting carbonic anhydride and purification |
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| EP3529396A4 (en) * | 2017-04-19 | 2020-10-14 | PH Matter, LLC | Electrochemical cell and method of using same |
| DE102017208610A1 (en) * | 2017-05-22 | 2018-11-22 | Siemens Aktiengesellschaft | Two-membrane design for the electrochemical reduction of CO2 |
| CN109825842A (en) * | 2019-03-20 | 2019-05-31 | 北京科技大学 | A kind of decarburization device for producing hydrogen based on enzymatic-electrochemical method |
| WO2021138425A1 (en) * | 2019-12-30 | 2021-07-08 | Xergy Inc. | Environmental control system utilizing an anion conducting mambrane |
| CN113117506A (en) * | 2021-04-14 | 2021-07-16 | 上海科技大学 | Electrolysis device and method for capturing carbon dioxide from industrial waste gas or air |
| CN116135785A (en) * | 2021-11-17 | 2023-05-19 | 国家电投集团科学技术研究院有限公司 | Carbon dioxide trapping method for coupling graded electrolysis/pyrolysis hydrogen production |
| CN114405231B (en) * | 2021-12-29 | 2022-11-04 | 天津大学 | Electrically-driven chemical carbon pump combined circulation device and method for thin gas source |
| CN114307567B (en) * | 2021-12-29 | 2022-12-30 | 天津大学 | Bipolar membrane electrodialysis air carbon capture system |
| CN114351188B (en) * | 2022-01-10 | 2023-08-01 | 青岛中石大环境与安全技术中心有限公司 | Method and device for producing hydrogen by electrolysis of water and capturing carbon dioxide |
| CN114686908B (en) * | 2022-03-07 | 2023-07-25 | 华中科技大学 | Method for directly generating formic acid by high-efficiency electrocatalytic carbon dioxide reduction |
| US20230415088A1 (en) * | 2022-06-24 | 2023-12-28 | International Business Machines Corporation | Voltage-swing method for carbon capture using porous carbons |
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| CN101068610A (en) * | 2004-09-23 | 2007-11-07 | 乔·大卫·琼斯 | Removing carbon dioxide from waste streams through co-generation of carbonate and/or bicarbonate minerals |
| EP1961479A3 (en) * | 2007-01-11 | 2010-05-05 | Silicon Fire AG | Method and device for binding gaseous CO2 in connection with sea water desalination |
| CN102125793A (en) * | 2010-12-23 | 2011-07-20 | 中山大学 | Method for capturing and purifying carbon dioxide |
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