CN107863544A - The minimizing technology and its removal device and fuel cell unit of a kind of carbon monoxide - Google Patents
The minimizing technology and its removal device and fuel cell unit of a kind of carbon monoxide Download PDFInfo
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- CN107863544A CN107863544A CN201710912430.4A CN201710912430A CN107863544A CN 107863544 A CN107863544 A CN 107863544A CN 201710912430 A CN201710912430 A CN 201710912430A CN 107863544 A CN107863544 A CN 107863544A
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- removal device
- carbon monoxide
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- catalyst
- retort
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
- H01M8/0668—Removal of carbon monoxide or 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
- 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
- Y02E60/50—Fuel cells
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
The invention discloses a kind of minimizing technology and its removal device and fuel cell unit that can effectively remove carbon monoxide, above-mentioned minimizing technology is：By hydrogen storage material react caused by hydrogen remove carbon monoxide therein through adsorbent absorption or catalyst, adsorbent presses 60wt% by manganese dioxide and cupric oxide:40wt% is made, the one or more in the compound of catalyst Co, Rh, Ru, Pd, Pt, Au, Fe, Co, Ni, Cr, Mn, Cu, Zn or above-mentioned element.Carbonomonoxide concentration illustrates that carbon monoxide is absorbed and removed all in below 1ppm after being operated using minimizing technology provided by the invention.
Description
Technical field
The present invention relates to field of fuel cell technology, more particularly to a kind of minimizing technology of carbon monoxide and its removal dress
Put and fuel cell unit.
Background technology
Hydrogen can be converted into electric energy by fuel cell.The source of hydrogen has two kinds, and one kind, can be stored in container
For high-pressure liquid hydrogen storage mode；Another kind is to be stored in inside material, referred to as hydrogen storage material.High-pressure hydrogen storing mode has height
The danger of leakage is pressed, liquid hydrogen storage mode has the problem of heating liquid hydrogen boiling, and hydrogen storage material hydrogen storage mode is acknowledged as most
The hydrogen storage method of safety.Hydrogen is extracted in hydrogen storage material, supply fuel cell is used, can generated electricity.
Magnesium hydride (MgH2) it is a kind of known hydrogen storage material, it can be reacted with water and produce hydrogen, and substantial amounts of heat is released,
Its chemical equation is MgH2(S)+H2O(l)=Mg (OH)2(S)+H2(g)↑, Δ H=-268kJ/mol.
Above-mentioned production hydrogen methods are called hydrolytic hydrogen production, and in hydrolytic hydrogen production method, aqueous water is squeezed into instead out of water tank with water pump
Answer chamber to produce hydrogen with magnesium hydride haptoreaction, then hydrogen importing fuel cell can be generated electricity.
In above-mentioned reaction, operate high temperature (>100 DEG C) in the case of, vapor run into carbon can produce carbon monoxide and
Hydrogen, is called water gas reaction, and reaction equation is as follows：
C+H2O(g)→CO(g)+H2(g)；
Carbon monoxide has toxic action to fuel cell, it is considered that carbonomonoxide concentration can damage combustion in 1ppm
Expect battery.
In hydrogen storage material hydrolysis reaction, the source of carbon can be hydrogen storage material in itself, carbon impurity, make an addition to storage
Carbon impurity in the material (such as catalyst) of hydrogen material, the carbon impurity (such as ceramic insulation cotton) for being loaded into additive in reactor
Or reactor has the pollution of carbon impurity in itself.Above-mentioned carbon impurity is enough the concentration for producing the carbon monoxide higher than 1ppm.
In summary, the method for removing carbon monoxide is the crucial skill that such production hydrogen technology could be applied to fuel cell
Art.
The content of the invention
For above mentioned problem existing for existing field of fuel cell technology, an oxidation can effectively be removed by now providing one kind
The minimizing technology and its removal device and fuel cell unit of carbon.
Concrete technical scheme is as follows：
A kind of minimizing technology of carbon monoxide, it is characterised in that comprise the following steps：Caused by hydrogen storage material is reacted
Hydrogen removes carbon monoxide therein through adsorbent and/or catalyst, and adsorbent presses 10- by manganese dioxide and cupric oxide
90wt.%:90-10wt.% is made, catalyst be loaded with Co, Rh, Ru, Pd, Pt, Au, Fe, Co, Ni, Cr, Mn, Cu, Zn or
One or more in the compound of above-mentioned element.
Above-mentioned technical proposal has the beneficial effect that：Utilize in the present invention and made by a certain percentage by manganese dioxide and cupric oxide
Into adsorbent sorbing carbon monoxide；Meanwhile the oxide in adsorbent can also provide oxygen molecule and be combined with carbon monoxide,
Carbon dioxide is produced, to remove carbon monoxide；
Catalyst can also be used in the present invention promotes carbon monoxide to react generation methane with hydrogen, and removes carbon monoxide.
Catalyst is also selected from water-gas shift reaction catalyst (such as Fe-Cr, Fe-series catalyst, support type in the present invention
Catalyst, carbonyls catalyst) or methanation catalyst, to promote carbon monoxide and vapor to react generation titanium dioxide
Carbon and hydrogen, to remove carbon monoxide.
Above-mentioned minimizing technology, also has the feature that, by hydrogen storage material react caused by hydrogen through drying process it
Remove carbon monoxide therein after adsorbent adsorbs again afterwards.
Above-mentioned technical proposal has the beneficial effect that：Enter again afterwards using drier is predrying to hydrogen progress in the present invention
Row absorbs, and is failed with preventing adsorbent from absorbing the vapor in hydrogen stream.
Drier may be selected from silica gel, molecular sieve, Ka Jialate agent, aluminum oxide, calcium chloride, acrylates, alkali in the present invention
One kind or several in lime, sodium hydrate solid, calcium oxide, solid phosphorus pentoxide, anhydrous calcium chloride or anhydrous cupric sulfate
Kind.
The second aspect of the invention is to provide a kind of carbon monoxide removal device, has the feature that, above-mentioned removal
Device includes canister, and adsorbent, the arrival end of canister and the retort filled with hydrogen storage material are filled with canister
The port of export is connected by pipeline communication, the port of export of canister and the arrival end of fuel cell unit.
Above-mentioned removal device, also has the feature that, the lower section of relative adsorption agent is filled with drying in canister
Agent.
Above-mentioned removal device, also has the feature that, the lower section of relative adsorption agent is filled with drying in canister
Agent.
Above-mentioned removal device, is also had the feature that, drier is mixed with adsorbent.
Above-mentioned removal device, also has the feature that, removal device also includes drying chamber, is filled with drying chamber
Drier, the arrival end and the port of export of drying chamber are connected by the arrival end of the port of export and canister of pipeline and retort respectively
It is logical.
The third aspect of the invention is to provide a kind of carbon monoxide removal device, has the feature that, removal device
Including filtering poison-retort, the mixed-powder of catalyst and hydrogen storage material is filled with filter poison-retort, filter poison-retort
The port of export is connected by pipeline with the arrival end of fuel cell unit.
Above-mentioned removal device, also has the feature that, filters the top in poison-retort with respect to mixed-powder and fills
There are adsorbent and/or catalyst.
The fourth aspect of the invention is to provide a kind of carbon monoxide removal device, has the feature that, removal device
Including filtering poison-retort, the under-filled of filter poison-retort has filled with hydrogen storage material, and filter poison-retort is with respect to hydrogen storage material
The top of material is filled with catalyst, and the port of export of filter poison-retort is connected by pipeline with the arrival end of fuel cell unit.
Brief description of the drawings
Fig. 1 is that carbon monoxide real-time concentration monitors schematic diagram in hydrogen before being adsorbed in embodiments of the invention 1；
Fig. 2 is that carbon monoxide real-time concentration monitors schematic diagram in hydrogen after being adsorbed in embodiments of the invention 1；
Fig. 3 is that carbon monoxide real-time concentration monitors schematic diagram in hydrogen after being catalyzed in embodiments of the invention 2.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained all on the premise of creative work is not made
Other embodiment, belong to the scope of protection of the invention.
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, but not as limiting to the invention.
Embodiment 1
Aqueous water is got from water tank with water pump in the present embodiment, liquid water is vaporized into by vapor by heater,
Then vapor enters reaction chamber and hydrogen storage material (being magnesium hydride in the present embodiment) the reaction generation hydrogen in reaction chamber, this
When hydrogen in contain impurity CO gas (see Fig. 1), by the hydrogen that this contains carbon monoxide be first passed through in drying chamber dry
Afterwards, then it is passed through in canister with adsorbent absorption carbon monoxide, the hydrogen after absorption imports fuel cell and can generated electricity.Absorb
Carbon monoxide real-time concentration monitoring in hydrogen afterwards as shown in Fig. 2 as can be seen from Figure 2 carbonomonoxide concentration all in below 1ppm,
Illustrate that carbon monoxide is absorbed to remove.
The usage amount of adsorbent and drier contains with the carbon in hydrogen flow rate, hydrogen storage material impurity itself in the present embodiment
Measure, make an addition to the cold amount of the carbon impurity in the material (such as catalyst) of hydrogen storage material, be loaded into the carbon impurity of additive in reactor
Content (such as ceramic insulation cotton) or reactor have that the contaminant capacity of carbon impurity is relevant in itself, thus not to adsorbent and drying
The usage amount of agent makes limitation, and those skilled in the art can be according to above-mentioned factor reasonable selection usage amount.
Embodiment 2
Aqueous water is got from water tank with water pump in the present embodiment, liquid water is vaporized into by vapor by heater,
Then vapor enters filter poison-retort and (is filtered in the present embodiment and hydrogen storage material and Co mixed powder are filled with poison-retort
End, hydrogen storage material is magnesium hydride in the present embodiment) hydrogen is produced with the hydrogen storage material reaction in filter poison-retort, it is caused to contain
The hydrogen for having carbon monoxide imports fuel cell after Co catalytic eliminating carbon monoxide in filter poison-retort to generate electricity.Catalysis
The monitoring of carbon monoxide real-time concentration is as shown in figure 3, carbonomonoxide concentration as can be seen from Figure 3 in hydrogen after removal of carbon monoxide
All in below 1ppm, that is, illustrate that carbon monoxide is absorbed and remove.
The usage amount of adsorbent and drier contains with the carbon in hydrogen flow rate, hydrogen storage material impurity itself in the present embodiment
Measure, make an addition to the cold amount of the carbon impurity in the material (such as catalyst) of hydrogen storage material, be loaded into the carbon impurity of additive in reactor
Content (such as ceramic insulation cotton) or reactor have that the contaminant capacity of carbon impurity is relevant in itself, thus not to adsorbent and drying
The usage amount of agent makes limitation, and those skilled in the art can be according to above-mentioned factor reasonable selection usage amount.
Preferred embodiments of the present invention are these are only, not thereby limit embodiments of the present invention and protection domain, it is right
For those skilled in the art, it should can appreciate that all with being equal made by description of the invention and diagramatic content
Scheme obtained by replacing and obviously changing, it should be included in protection scope of the present invention.
Claims (9)
1. a kind of minimizing technology of carbon monoxide, it is characterised in that comprise the following steps：By hydrogen storage material react caused by hydrogen
Carbon monoxide therein is removed through adsorbent and/or catalyst, the adsorbent presses 10- by manganese dioxide and cupric oxide
90wt.%:90-10wt.% is made, the catalyst be Co, Rh, Ru, Pd, Pt, Au, Fe, Co, Ni, Cr, Mn, Cu, Zn or on
The one or more in the compound of element are stated, the catalyst is further selected from methanation catalyst, water gas shift reaction is urged
One or more in agent.
2. minimizing technology according to claim 1, it is characterised in that by hydrogen storage material react caused by hydrogen through dry at
Again through adsorbent Adsorption carbon monoxide therein after reason.
3. a kind of carbon monoxide removal device, it is characterised in that the removal device includes canister, is filled in the canister
There is an adsorbent, the port of export of the arrival end of the canister and the retort filled with hydrogen storage material is described by pipeline communication
The port of export of canister and the arrival end of fuel cell unit connect.
4. removal device according to claim 4, it is characterised in that the lower section of relatively described adsorbent in the canister
Filled with drier.
5. removal device according to claim 4, it is characterised in that be mixed with drier in the adsorbent.
6. removal device according to claim 4, it is characterised in that the removal device also includes drying chamber, described dry
Drier is filled with dry tank, the arrival end and the port of export of the drying chamber pass through pipeline and the port of export of the retort respectively
Connected with the arrival end of the canister.
7. a kind of carbon monoxide removal device, it is characterised in that the removal device includes filter poison-retort, the filter poison-anti-
The mixed-powder filled with catalyst and hydrogen storage material in tank is answered, the port of export of the filter poison-retort passes through pipeline and fuel
The arrival end connection of battery pack.
8. removal device according to claim 7, it is characterised in that relative mixed powder in the filter poison-retort
The top at end is filled with adsorbent and/or catalyst.
9. a kind of carbon monoxide removal device, it is characterised in that the removal device includes filter poison-retort, the filter poison-anti-
The under-filled of tank is answered to have filled with hydrogen storage material, the filter poison-retort is filled with catalyst with respect to the top of hydrogen storage material,
The port of export of the filter poison-retort is connected by pipeline with the arrival end of fuel cell unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912430.4A CN107863544A (en) | 2017-09-29 | 2017-09-29 | The minimizing technology and its removal device and fuel cell unit of a kind of carbon monoxide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710912430.4A CN107863544A (en) | 2017-09-29 | 2017-09-29 | The minimizing technology and its removal device and fuel cell unit of a kind of carbon monoxide |
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| Publication Number | Publication Date |
|---|---|
| CN107863544A true CN107863544A (en) | 2018-03-30 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710912430.4A Pending CN107863544A (en) | 2017-09-29 | 2017-09-29 | The minimizing technology and its removal device and fuel cell unit of a kind of carbon monoxide |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112591709A (en) * | 2020-11-10 | 2021-04-02 | 武汉市能智达科技有限公司 | Carbon monoxide removing material and removing device |
Citations (7)
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|---|---|---|---|---|
| CN1209350A (en) * | 1997-05-23 | 1999-03-03 | 日本酸素株式会社 | Gas finely-producing method and apparatus |
| JP2006120626A (en) * | 2004-09-24 | 2006-05-11 | Toshiba Corp | Hydrogen manufacturing device and fuel cell system |
| CN103373707A (en) * | 2012-04-18 | 2013-10-30 | 扬光绿能股份有限公司 | Hydrogen purification device |
| CN103638981A (en) * | 2013-11-28 | 2014-03-19 | 福州大学 | Supported type Au catalyst containing organic polymer electronic auxiliary |
| CN104689829A (en) * | 2013-12-10 | 2015-06-10 | 中国科学院大连化学物理研究所 | Ferric hydroxide loaded rhodium-based catalyst and preparation and application thereof |
| CN105428666A (en) * | 2015-11-26 | 2016-03-23 | 福州大学 | Fuel cell catalyst with sulfur dioxide poisoning resistance |
| CN206349446U (en) * | 2016-11-08 | 2017-07-21 | 常州博能新能源有限公司 | A kind of novel portable alcohol fuel cell |
-
2017
- 2017-09-29 CN CN201710912430.4A patent/CN107863544A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1209350A (en) * | 1997-05-23 | 1999-03-03 | 日本酸素株式会社 | Gas finely-producing method and apparatus |
| JP2006120626A (en) * | 2004-09-24 | 2006-05-11 | Toshiba Corp | Hydrogen manufacturing device and fuel cell system |
| CN103373707A (en) * | 2012-04-18 | 2013-10-30 | 扬光绿能股份有限公司 | Hydrogen purification device |
| CN103638981A (en) * | 2013-11-28 | 2014-03-19 | 福州大学 | Supported type Au catalyst containing organic polymer electronic auxiliary |
| CN104689829A (en) * | 2013-12-10 | 2015-06-10 | 中国科学院大连化学物理研究所 | Ferric hydroxide loaded rhodium-based catalyst and preparation and application thereof |
| CN105428666A (en) * | 2015-11-26 | 2016-03-23 | 福州大学 | Fuel cell catalyst with sulfur dioxide poisoning resistance |
| CN206349446U (en) * | 2016-11-08 | 2017-07-21 | 常州博能新能源有限公司 | A kind of novel portable alcohol fuel cell |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112591709A (en) * | 2020-11-10 | 2021-04-02 | 武汉市能智达科技有限公司 | Carbon monoxide removing material and removing device |
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Application publication date: 20180330 |