CN106268307A - A kind of boxlike catalyst unit - Google Patents
A kind of boxlike catalyst unit Download PDFInfo
- Publication number
- CN106268307A CN106268307A CN201610915312.4A CN201610915312A CN106268307A CN 106268307 A CN106268307 A CN 106268307A CN 201610915312 A CN201610915312 A CN 201610915312A CN 106268307 A CN106268307 A CN 106268307A
- Authority
- CN
- China
- Prior art keywords
- boxlike
- catalyst
- catalyst unit
- fuel gas
- layer
- 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.)
- Pending
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
- B01D53/34—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
- B01D53/864—Removing carbon monoxide or hydrocarbons
-
- 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
- B01D53/8671—Removing components of defined structure not provided for in B01D53/8603 - B01D53/8668
-
- 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
Abstract
The present invention provides a kind of boxlike catalyst unit, and in described boxlike catalyst unit, layering is filled with different catalyst.Compared with prior art, boxlike catalyst unit of the present invention has and eliminates the beneficial effect that the efficiency of the many combustible gases such as hydrogen, carbon monoxide or methane is high.
Description
Technical field
The present invention relates to boxlike catalyst unit, particularly relate to the boxlike catalyst unit of a kind of technical field of nuclear power.
Background technology
The fuel gas such as a large amount of hydrogen, carbon monoxide are produced sometimes, when these fuel gas in nuclear power plant containment shell
Reach finite concentration, exceed LEL, may result in blast accident, threaten the safety of containment.Accordingly, it would be desirable to these
Fuel gas carries out purifying elimination.
Existing way is, the boxlike catalyst unit installed in nuclear power plant containment shell hydrogen recombiner, is used for eliminating hydrogen
Fuel gas.But, this boxlike catalyst unit is only provided with a kind of catalyst, therefore, easily occurs purifying eliminating combustible gas
The problem that body is undesirable.
Therefore, a kind of novel boxlike catalyst unit how is provided to eliminate hydrogen and carbon monoxide etc. to improve catalyst unit
The ability of many combustible gases becomes problem demanding prompt solution.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of boxlike catalyst unit, described boxlike catalyst unit is layered
It is filled with the catalyst of different usefulness.
Preferably, described catalyst is catalyst granules, wherein said catalyst granules be shaped as spherical or bar shaped
Or irregular shape.
Preferably, described boxlike catalyst unit is set to the upper and lower, and wherein, it is flammable that described upper strata is filled with elimination
The catalyst of gas, wherein said fuel gas is carbon monoxide or methanation catalyst or other fuel gas；Described lower floor fills
It is filled with hydrogen-eliminating catalyst.
Preferably, it is three layers that described boxlike catalyst unit sets gradually from top to bottom, and wherein, ground floor is for eliminating hydrogen effect
Ergosphere, is provided with and has the catalyst preferably purifying elimination ability to hydrogen；The second layer, for eliminating carbon monoxide usefulness layer, is provided with
Carbon monoxide is had the catalyst preferably purifying elimination ability；Third layer, for eliminating methane usefulness layer, is provided with and has methane
There is the preferential catalyst purifying elimination ability.
Preferably, described boxlike catalyst unit is additionally provided with other fuel gas usefulness layer of elimination.
Preferably, described boxlike catalyst unit is set in multilamellar, every layer be respectively arranged with the catalysis of different activities, function
Agent.
Preferably, the quantity of described boxlike catalyst unit is multiple, and is arranged in parallel to each other in the housing of equipment.
Preferably, described boxlike catalyst unit is used for purifying elimination fuel gas.
Preferably, described boxlike catalyst unit is applied to nuclear power field.
Preferably, described boxlike catalyst unit is arranged in nuclear power plant containment shell hydrogen recombiner.
Preferably, described fuel gas be hydrogen and or carbon monoxide and or methane and or other fuel gas.
Compared with prior art, the present invention has high the having of efficiency eliminating the many combustible gases such as hydrogen and carbon monoxide
Benefit effect.
Accompanying drawing explanation
Fig. 1 is one of boxlike catalyst unit schematic diagram meeting the preferred embodiment of the present invention.
Fig. 2 is the two of the boxlike catalyst unit schematic diagram meeting the preferred embodiment of the present invention.
1-boxlike catalyst unit；11-eliminates hydrogen usefulness layer；12-eliminates carbon monoxide usefulness layer；13-eliminates methane effect
Ergosphere；14-eliminates other other fuel gas usefulness layers；
2-housing.
Detailed description of the invention
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, real with concrete below in conjunction with the accompanying drawings
The present invention is further detailed explanation to execute mode.
As it is shown in figure 1, it discloses a kind of boxlike catalyst unit 1 meeting the preferred embodiment of the present invention, described boxlike is urged
Change layering in unit 1 and be filled with the catalyst of different usefulness.By boxlike catalyst unit 1 is set to multilamellar, and set at every layer
It is equipped with different catalyst, thus improves and eliminate the ability including the various fuel gas such as hydrogen, carbon monoxide.
Preferably, described catalyst is catalyst granules.Catalyst granules be shaped as spherical or bar shaped or non-rule
Then shape.Catalyst granules is easy to be packed in boxlike catalyst unit 1, and dress takes conveniently.
Preferably, described boxlike catalyst unit 1 is set to the upper and lower, and wherein, described upper strata is filled with elimination can
The catalyst of combustion gas body, wherein said fuel gas is carbon monoxide or methanation catalyst or other fuel gas；Described lower floor
It is filled with hydrogen-eliminating catalyst.
As illustrated in fig. 1, it is preferred that it is three layers, wherein, ground floor that described boxlike catalyst unit 1 sets gradually from top to bottom
For eliminating hydrogen usefulness layer 11, it is provided with and hydrogen is had the catalyst preferably purifying elimination ability；The second layer is for eliminating an oxidation
Carbon usefulness layer 12, is provided with and has the catalyst preferably purifying elimination ability to carbon monoxide；Third layer is for eliminating methane usefulness
Layer 13, is provided with and has the preferential catalyst purifying elimination ability to methane.
As illustrated in fig. 1, it is preferred that described boxlike catalyst unit 1 is additionally provided with other fuel gas usefulness layer 14 of elimination.
Preferably, described boxlike catalyst unit 1 is set in multilamellar, every layer to be respectively arranged with different activities, the urging of function
Agent.In utilizing boxlike catalyst unit 1, the character of different filling layer medicament is different, plays respective performance advantage, expands boxlike and urges
Change unit 1 and purify fuel gas kind, it is ensured that catalyst unit global reliability energy, can for eliminating fuel gas offer in containment
The elimination means leaned on.According to application scenario, every layer of filling eliminates the catalyst of different fuel gas, and such as basecoat filling is often
Temperature hydrogen-eliminating catalyst, from lower to upper count second layer filling room temperature disappear CO catalyst, count third layer filling often from lower to upper
Temperature disappear methanation catalyst, several 4th layer filling room temperature eliminate other fuel gas catalyst.Fuel gas does not limits to
In above several gases.Catalyst packing order determines, according to actual needs if fuel gas only has hydrogen in environment, then
Every layer of filling hydrogen-eliminating catalyst；If fuel gas includes hydrogen and carbon monoxide in environment, then according to the two concentration
Determining loadings, if density of hydrogen is higher, can load hydrogen-eliminating catalyst at lower three layers, last layer loads hydrogen-eliminating catalyst, with
This analogizes.
Preferably, as in figure 2 it is shown, the quantity of described boxlike catalyst unit 1 is multiple, and it is arranged in parallel to each other
In standby housing 2.Can reach to eliminate the mesh of fuel gas by the quantity being arranged as required to boxlike catalyst unit 1 comprehensively
's.
Preferably, described boxlike catalyst unit 1 is used for purifying elimination fuel gas.Fuel gas for example, carbon monoxide,
The various fuel gas of hydrogen, methane etc..
Preferably, described boxlike catalyst unit 1 is applied to nuclear power field.
Preferably, as in figure 2 it is shown, described boxlike catalyst unit 1 is installed in specific housing 2, this housing 2 is arranged at nuclear power
Stand in containment hydrogen recombiner.
Preferably, described fuel gas be hydrogen and or carbon monoxide and or methane and or other fuel gas.
In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment, identical similar portion sees mutually.For system disclosed in embodiment
For, owing to corresponding to the method disclosed in Example, so describe is fairly simple, relevant part sees method part explanation
?.
Those skilled in the art can use different methods to realize described function to each specifically should being used for, but
It is this realization it is not considered that beyond the scope of this invention.
Obviously, those skilled in the art can carry out various change and the modification spirit without deviating from the present invention to invention
And scope.So, if the present invention these amendment and modification belong to the claims in the present invention and equivalent technologies thereof scope it
In, then the present invention is also intended to change and including modification include these.
Claims (11)
1. a boxlike catalyst unit, it is characterised in that in described boxlike catalyst unit, layering is filled with the catalysis of different usefulness
Agent.
2. boxlike catalyst unit as claimed in claim 1, it is characterised in that described catalyst is catalyst granules, Qi Zhongsuo
That states catalyst granules is shaped as spherical or bar shaped or irregular shape.
3. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit be set to upper strata and under
Layer, wherein,
Described upper strata is filled with the catalyst eliminating fuel gas, and wherein said fuel gas is carbon monoxide or methyl hydride catalyzed
Agent or other fuel gas；
Described lower floor is filled with hydrogen-eliminating catalyst.
4. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit sets the most successively
It is set to three layers, wherein,
Ground floor, for eliminating hydrogen usefulness layer, is provided with and has the catalyst preferably purifying elimination ability to hydrogen；
The second layer, for eliminating carbon monoxide usefulness layer, is provided with and has the catalyst preferably purifying elimination ability to carbon monoxide；
Third layer, for eliminating methane usefulness layer, is provided with and has the preferential catalyst purifying elimination ability to methane.
5. boxlike catalyst unit as claimed in claim 4, it is characterised in that described boxlike catalyst unit is additionally provided with and eliminates it
Its fuel gas usefulness layer.
6. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit is set to multilamellar, often
The catalyst of different activities, function it is respectively arranged with in Ceng.
7. boxlike catalyst unit as claimed in claim 1, it is characterised in that the quantity of described boxlike catalyst unit is multiple,
And it is arranged in parallel to each other in the housing of equipment.
8. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit is used for purifying elimination can
Combustion gas body.
9. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit is applied to nuclear power neck
Territory.
10. boxlike catalyst unit as claimed in claim 1, it is characterised in that described boxlike catalyst unit is arranged at nuclear power station
In containment hydrogen recombiner.
11. boxlike catalyst units as claimed in claim 8, it is characterised in that described fuel gas be hydrogen and or an oxidation
Carbon and or methane and or other fuel gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915312.4A CN106268307A (en) | 2016-10-20 | 2016-10-20 | A kind of boxlike catalyst unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610915312.4A CN106268307A (en) | 2016-10-20 | 2016-10-20 | A kind of boxlike catalyst unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106268307A true CN106268307A (en) | 2017-01-04 |
Family
ID=57720119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610915312.4A Pending CN106268307A (en) | 2016-10-20 | 2016-10-20 | A kind of boxlike catalyst unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106268307A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113380431A (en) * | 2021-06-03 | 2021-09-10 | 哈尔滨工程大学 | Hydrogen recombiner catalytic unit |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5301217A (en) * | 1990-05-11 | 1994-04-05 | Siemens Aktiengesellschaft | Device for the recombination of hydrogen and oxygen and nuclear power plant using the device |
| EP0611591A1 (en) * | 1993-02-13 | 1994-08-24 | Hüls Aktiengesellschaft | Catalytic system and process to remove NOx, CO and polychlorinated dibenzodioxins and dibenzofuranes from exhaust gases |
| DE19636557A1 (en) * | 1996-09-09 | 1998-03-12 | Siemens Ag | Catalyst system and recombination device for the recombination of hydrogen and oxygen, in particular for a nuclear power plant |
| CN1348395A (en) * | 1999-03-31 | 2002-05-08 | 费罗马托姆Anp有限责任公司 | Catalytic element |
| CA2438733A1 (en) * | 2001-02-16 | 2002-08-22 | Battelle Memorial Institute | Integrated reactors, methods of making same, and methods of conducting simultaneous exothermic and endothermic reactions |
| CN1684771A (en) * | 2002-08-26 | 2005-10-19 | 尤米科尔股份公司及两合公司 | Multi-layer catalyst for the autothermal steam reforming of hydrocarbons and a method for using said catalyst |
| US20080061007A1 (en) * | 2004-08-09 | 2008-03-13 | Pascale Abadie | Method And Device For Removing Inflammable Gases In A Closed Chamber And Chamber Equipped With Such A Device |
| JP2012217933A (en) * | 2011-04-08 | 2012-11-12 | Toyota Motor Corp | Exhaust gas purifying catalyst |
| CN103890858A (en) * | 2011-02-11 | 2014-06-25 | Tn国际公司 | Device for trapping flammable gases produced by radiolysis or thermolysis in a containment |
| CN206262360U (en) * | 2016-10-20 | 2017-06-20 | 中国船舶重工集团公司第七一八研究所 | A kind of boxlike catalyst unit |
-
2016
- 2016-10-20 CN CN201610915312.4A patent/CN106268307A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5301217A (en) * | 1990-05-11 | 1994-04-05 | Siemens Aktiengesellschaft | Device for the recombination of hydrogen and oxygen and nuclear power plant using the device |
| EP0611591A1 (en) * | 1993-02-13 | 1994-08-24 | Hüls Aktiengesellschaft | Catalytic system and process to remove NOx, CO and polychlorinated dibenzodioxins and dibenzofuranes from exhaust gases |
| DE19636557A1 (en) * | 1996-09-09 | 1998-03-12 | Siemens Ag | Catalyst system and recombination device for the recombination of hydrogen and oxygen, in particular for a nuclear power plant |
| CN1221486A (en) * | 1996-09-09 | 1999-06-30 | 西门子公司 | Catalyst system and recombination device for recombining hydrogen and oxygen, in particular for nuclear power station |
| CN1348395A (en) * | 1999-03-31 | 2002-05-08 | 费罗马托姆Anp有限责任公司 | Catalytic element |
| CA2438733A1 (en) * | 2001-02-16 | 2002-08-22 | Battelle Memorial Institute | Integrated reactors, methods of making same, and methods of conducting simultaneous exothermic and endothermic reactions |
| CN1684771A (en) * | 2002-08-26 | 2005-10-19 | 尤米科尔股份公司及两合公司 | Multi-layer catalyst for the autothermal steam reforming of hydrocarbons and a method for using said catalyst |
| US20080061007A1 (en) * | 2004-08-09 | 2008-03-13 | Pascale Abadie | Method And Device For Removing Inflammable Gases In A Closed Chamber And Chamber Equipped With Such A Device |
| CN103890858A (en) * | 2011-02-11 | 2014-06-25 | Tn国际公司 | Device for trapping flammable gases produced by radiolysis or thermolysis in a containment |
| JP2012217933A (en) * | 2011-04-08 | 2012-11-12 | Toyota Motor Corp | Exhaust gas purifying catalyst |
| CN206262360U (en) * | 2016-10-20 | 2017-06-20 | 中国船舶重工集团公司第七一八研究所 | A kind of boxlike catalyst unit |
Non-Patent Citations (1)
| Title |
|---|
| L.S. TONG，《轻水堆设计改进原理》, 原子能出版社, pages: 319 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113380431A (en) * | 2021-06-03 | 2021-09-10 | 哈尔滨工程大学 | Hydrogen recombiner catalytic unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206262360U (en) | A kind of boxlike catalyst unit | |
| Duan et al. | Structure sensitivity of ammonia decomposition over Ni catalysts: A computational and experimental study | |
| Zhang et al. | High-performance PdNi alloy structured in situ on monolithic metal foam for coalbed methane deoxygenation via catalytic combustion | |
| Di Giuliano et al. | Multicycle sorption enhanced steam methane reforming with different sorbent regeneration conditions: experimental and modelling study | |
| Ben-Mansour et al. | Multicomponent and multi-dimensional modeling and simulation of adsorption-based carbon dioxide separation | |
| Bimbo et al. | High-pressure adsorptive storage of hydrogen in MIL-101 (Cr) and AX-21 for mobile applications: cryocharging and cryokinetics | |
| Pöhlmann et al. | Influence of syngas composition on the kinetics of Fischer–Tropsch synthesis of using cobalt as catalyst | |
| Liu et al. | Intrinsic kinetics of oxidative dehydrogenation of propane in the presence of CO2 over Cr/MSU-1 catalyst | |
| CN206262359U (en) | A kind of board-like catalyst unit | |
| CN106268307A (en) | A kind of boxlike catalyst unit | |
| PH12015502379B1 (en) | Catalyst for fuel cells and method for producing the same | |
| US20120100065A1 (en) | Dynamic hydrogen-storage apparatus and the method thereof | |
| Zakaria et al. | The performance of commercial activated carbon absorbent for adsorbed natural gas storage | |
| Song et al. | Installation of liquid phase catalytic exchange columns for the Wolsong tritium removal facility | |
| CN106328219A (en) | Passive hydrogen eliminating device | |
| Barelli et al. | Dimethyl sulfide adsorption from natural gas for solid oxide fuel cell applications | |
| Gonzalez-Garay et al. | Hydrogen production and its applications to mobility | |
| Wang et al. | Density functional study of hydrogen spillover on direct Pd-doped metal-organic frameworks IRMOF-1 | |
| CN106310935A (en) | Plate-type catalytic unit | |
| JP4471065B2 (en) | Hydrogen supply method | |
| CN106094908B (en) | A kind of passive hydrogen security protection system of distribution | |
| CN202490352U (en) | Fire extinguisher fixing device for fire engine | |
| JP2011076850A (en) | Fuel processing device for fuel cell | |
| CN206806031U (en) | A kind of passive CO devices that disappear | |
| Liu et al. | Effect of metal catalyst on the mechanism of hydrogen spillover in three-dimensional covalent-organic frameworks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 056027 No. 17, Exhibition Road, Handan, Hebei Applicant after: 718th Research Institute of China Shipbuilding Corp. Applicant after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: 056027 No. 17, Exhibition Road, Handan, Hebei Applicant before: Handan Purifying Equipment Research Institute Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE |