CN105903349B - A kind of large area palladium film device for hydrogen isotope separation - Google Patents
A kind of large area palladium film device for hydrogen isotope separation Download PDFInfo
- Publication number
- CN105903349B CN105903349B CN201610398103.7A CN201610398103A CN105903349B CN 105903349 B CN105903349 B CN 105903349B CN 201610398103 A CN201610398103 A CN 201610398103A CN 105903349 B CN105903349 B CN 105903349B
- Authority
- CN
- China
- Prior art keywords
- palladium
- membrane component
- film
- central support
- palladium film
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D59/00—Separation of different isotopes of the same chemical element
- B01D59/10—Separation by diffusion
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/501—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion
- C01B3/503—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by diffusion characterised by the membrane
- C01B3/505—Membranes containing palladium
Abstract
The invention provides a kind of large area palladium film device for hydrogen isotope separation.Described device overlaps two palladium alloy membranes of same size, the welding left and right sides turns into double-deck palladium film, take central support of the length less than palladium alloy membrane, the upper end of double-deck palladium film is concordant with central support, protrude central support in lower end, it is close to some circles of central support winding and forms cylindric palladium membrane component, concordant one end of palladium membrane component is upward, palladium membrane component is inserted vertically on equipped flange, the double-deck palladium film of welding flattening one end forms weld seam I, the gap that welding is inserted between double-deck palladium film and flange on flange forms weld seam II, porous supporting body is filled inside and outside double-deck palladium film, form annular support body, it is made the large area palladium film device for hydrogen isotope separation.The curled palladium membrane component of the device, it is possible to increase ooze hydrogen area, lifts the purifying amount of unit interval, reduces material cost, it is adaptable to the occasion such as separation and recovery of hydrogen isotope in fusion reactor.
Description
Technical field
Field is isolated and purified the invention belongs to gas, a kind of specific large area palladium film device for hydrogen isotope separation.
Background technology
The general hydrogen isotope separated using palladium membrane separation technique in ash discharge gas, the mesh of deuterium tritium is reclaimed to reach in the world
's.Palladium alloy pipe diffusion method purification deuterium tritium make use of the hydrogen isotope gas selectively to pass through palladium alloy membrane at a certain temperature
The characteristics of, realize hydrogen isotope gas and separated with other foreign gases.Using the method, purity can be obtained and be more than
High-purity deuterium tritium gas of 99.9999 %.
Critical component in palladium alloy pipe diffusion method is deuterium tritium cleaning device, because deuterium tritium cleaning device needs directly to be connect with tritium
Touch, in order to reduce hold-up and the tritium pollution of tritium, designed deuterium tritium cleaning device volume requirement is as far as possible small.Lead in the world at present
It is membrane module that deuterium tritium cleaning device uses parallel distributed palladium beam tube, oozes hydrogen limited area, it is impossible on less clarifier
Realize larger ash discharge gas disposal amount.The single palladium tube clarifier of the Karlsruhe, Germany Institute of Technology includes 53 hollow palladium tubes
（The % of Pd/Ag, Ag content 23）, a length of 530 mm of palladium tube, a diameter of 2.5 mm, thickness is 100 μm, and palladium alloy membrane area is only
0.22 m2, hydrogen speed is oozed for 80 molh-1·m-2, the hydrogen isotope of 17.6 mol is only can penetrate per hour.Thus compel to be essential
Design one kind and ooze hydrogen area greatly, infiltration rate palladium membrane component high.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of large area palladium film device for hydrogen isotope separation.
Large area palladium film device for hydrogen isotope separation of the invention, is characterized in, described device includes ring-type
Supporter, palladium alloy membrane, central support and flange；Two palladium alloy membranes of same size are overlapped, and the welding left and right sides is formed
Double-deck palladium film；Central support is cylinder, and material is porous support materials, and the length of central support is less than palladium alloy membrane
Length, the top of central support is concordant with the top of double-deck palladium film, and the bottom of central support is wrapped in the interior of palladium alloy membrane
Portion, around central support around the palladium membrane component for forming cylindrical shape, the bottom of palladium membrane component is hollow parts to double-deck palladium film；Palladium film
The hollow parts of component are inserted vertically into the flange of adaptation, and the gap between welding palladium membrane component and flange forms weld seam II；Welding
The double-deck palladium film on palladium membrane component top forms weld seam I；Porous support materials are filled in the gap of palladium membrane component, ring-type branch is formed
Support body.
Porous support materials are stainless steel fibre.The thickness range of annular support body is 1 ~ 2 mm.Central support it is straight
Footpath scope is 10 mm ~ 20 mm.
Palladium alloy membrane is palladium-silver or palladium yttrium alloys, and the mass ratio of palladium-silver is palladium:Silver=77:23, palladium yttrium alloys
Mass ratio is palladium:Yttrium=93.4:6.6.
During purifying, gas to be purified is entered from the upper end open of curled palladium membrane component, hydrogen isotope after purification
Gas oozes out from the lower ending opening of curled palladium membrane component.
Palladium membrane component in large area palladium film device for hydrogen isotope separation of the invention is curled palladium membrane component,
Can increase and ooze hydrogen area on the premise of palladium membrane component volume is not changed, lift the hydrogen purifying amount of unit interval, reduce material
Cost.The separation of the large area palladium film device hydrogen isotope suitable for fusion reactor for hydrogen isotope separation of the invention is returned
The big application scenarios of hydrogen treating capacity such as the hydrogen collection in receipts, industries.
Brief description of the drawings
Fig. 1 is the palladium membrane component work flow of the large area palladium film device for hydrogen isotope separation of the invention；
Fig. 2 is the large area palladium film device structure chart for hydrogen isotope separation of the invention（Front view）；
Fig. 3 is the large area palladium film device structure chart for hydrogen isotope separation of the invention（A-A profiles）.
In figure, the 1. method of I 2. annular support body of weld seam, 3. palladium alloy membrane, 4. central support, 5. weld seam II 6.
It is blue；
I, individual layer palladium films；II, bilayer palladium films；III, palladium membrane components.
Specific embodiment
Describe the present invention in detail with reference to the accompanying drawings and examples.
As shown in Figure 1-Figure 3, the large area palladium film device for hydrogen isotope separation of the invention, described device includes
Annular support body 2, palladium alloy membrane 3, central support 4 and flange 6；Two palladium alloy membranes of same size 3 are overlapped, welding left and right
Both sides form double-deck palladium film；Central support 4 is cylinder, and material is porous support materials, and the length of central support 4 is less than
The length of palladium alloy membrane 3, the top of central support 4 is concordant with the top of double-deck palladium film, and the bottom of central support 4 is wrapped in
The inside of palladium alloy membrane 3, double-deck palladium film is around central support 4 around the palladium membrane component for forming cylindrical shape, the bottom of palladium membrane component
It is hollow parts；The hollow parts of palladium membrane component are inserted vertically into the flange 6 of adaptation, the seam between welding palladium membrane component and flange 6
Gap forms weld seam II 5；The double-deck palladium film on welding palladium membrane component top forms weld seam I 1；Fill porous in the gap of palladium membrane component
Backing material, forms annular support body 2.
Porous support materials are stainless steel fibre.The thickness range of annular support body 2 is 0.5 ~ 2 mm.Central support 4
Diameter range be 10 mm ~ 20 mm.
The length of palladium alloy membrane 3 is less than or equal to 5000 mm, and width is equal to 500 mm, and thickness is equal to 25 μm.
Palladium alloy membrane 3 is palladium-silver or palladium yttrium alloys, and the mass ratio of palladium-silver is palladium:Silver=77:23, palladium yttrium alloys
Mass ratio be palladium:Yttrium=93.4:6.6.
It is curled palladium membrane component and the palladium membrane area difference of distributed palladium beam tube palladium membrane component in relatively of the invention, does
Hereinafter calculate.Because the pipe thickness of palladium beam tube is only the 1/20 of pipe diameter, therefore palladium beam tube palladium membrane area process is calculated below
Ignore pipe thickness.
Palladium tube a length of 500 mm, the mm of diameter 2 of distributed palladium beam tube palladium membrane component, interval are generally 2 times of caliber, i.e., 4
Mm, by arrangement, can in the range of 60 mm 100 palladium tubes of distributed arrangement.Palladium beam tube palladium membrane component oozes hydrogen area and can lead to
Cross formula and be calculated as 0.31 m2。
The curled palladium membrane component size of following examples is identical with the apparent size of palladium beam tube palladium membrane component, drum diameter
It is 60 mm, length is 500 mm, hydrogen area is oozed below by embodiment calculating curled palladium membrane component.
Embodiment 1
A diameter of 10 mm of central support 4, the thickness of annular support body 2 is 1 mm.Curled palladium membrane component is from introversion
Outer arrangement, the 1st layer of palladium film a diameter of 10 mm, the 2nd layer of palladium film a diameter of 12 mm, the 3rd layer of palladium film a diameter of 14 mm, adjacent two
Layer diameter differs 2 mm, and during to the 26th layer, it is 60 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.Curled palladium
The membrane area of membrane module can be by formula（）It is calculated, the membrane area of curled palladium membrane component is 1.43
m2, it is 4.6 times of distributed palladium beam tube palladium membrane component.
Embodiment 2
A diameter of 10 mm of central support 4, the thickness of annular support body 2 is 2 mm.Curled palladium membrane component is from introversion
Outer arrangement, the 1st layer of palladium film a diameter of 10 mm, the 2nd layer of palladium film a diameter of 14 mm, the 3rd layer of palladium film a diameter of 18 mm, adjacent two
Layer diameter differs 4 mm, and during to the 13rd layer, it is 58 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.The present embodiment
The overall dimensions of curled palladium membrane component be slightly less than 100 distributed palladium beam tube palladium membrane components.The film of curled palladium membrane component
Area can be by formula（）It is calculated, the membrane area of curled palladium membrane component is 0.69 m2, it is distribution
2.2 times of formula palladium beam tube palladium membrane component.
Embodiment 3
A diameter of 15 mm of central support 4, the thickness of annular support body 2 is 1 mm.Curled palladium membrane component is from introversion
Outer arrangement, the 1st layer of palladium film a diameter of 15 mm, the 2nd layer of palladium film a diameter of 17 mm, the 3rd layer of palladium film a diameter of 19 mm, adjacent two
Layer diameter differs 2 mm, and during to the 23rd layer, it is 59 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.The present embodiment
The overall dimensions of curled palladium membrane component be slightly less than 100 distributed palladium beam tube palladium membrane components.The film of curled palladium membrane component
Area can be by formula（）It is calculated, the membrane area of curled palladium membrane component is 1.34 m2, it is distribution
4.3 times of formula palladium beam tube palladium membrane component.
Embodiment 4
A diameter of 15 mm of central support 4, the thickness of annular support body 2 is 2 mm.Curled palladium membrane component is from introversion
Outer arrangement, the 1st layer of palladium film a diameter of 15 mm, the 2nd layer of palladium film a diameter of 19 mm, the 3rd layer of palladium film a diameter of 23 mm, adjacent two
Layer diameter differs 4 mm, and during to the 12nd layer, it is 59 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.The present embodiment
The overall dimensions of curled palladium membrane component be slightly less than 100 distributed palladium beam tube palladium membrane components.The film of curled palladium membrane component
Area can be by formula（）It is calculated, the membrane area of curled palladium membrane component is 0.70 m2, it is distribution
2.2 times of formula palladium beam tube palladium membrane component.
Embodiment 5
A diameter of 20 mm of central support 4, the thickness of annular support body 2 is 0.5 mm.Curled palladium membrane component is from interior
Outwards arrangement, the 1st layer of palladium film a diameter of 20 mm, the 2nd layer of palladium film a diameter of 21 mm, the 3rd layer of palladium film a diameter of 22 mm is adjacent
Two-layer diameter differs 1 mm, and during to the 41st layer, it is 60 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.Curled
The membrane area of palladium membrane component can be by formula（）It is calculated, the membrane area of curled palladium membrane component is
2.57 m2, it is 8.3 times of distributed palladium beam tube palladium membrane component.
Embodiment 6
A diameter of 20 mm of central support 4, the thickness of annular support body 2 is 2 mm.Curled palladium membrane component is from introversion
Outer arrangement, the 1st layer of palladium film a diameter of 20 mm, the 2nd layer of palladium film a diameter of 24 mm, the 3rd layer of palladium film a diameter of 28 mm, adjacent two
Layer diameter differs 4 mm, and during to 11th layer, it is 60 mm that palladium membrane component is a diameter of；Palladium membrane component length is 500 mm.Curled palladium
The membrane area of membrane module can be by formula（）It is calculated, the membrane area of curled palladium membrane component is 0.69
m2, it is 2.2 times of distributed palladium beam tube palladium membrane component.
The present invention is not limited to above-mentioned specific embodiment, person of ordinary skill in the field from above-mentioned design,
Without performing creative labour, done a variety of conversion are within the scope of the present invention.
Claims (5)
1. a kind of large area palladium film device for hydrogen isotope separation, it is characterised in that：Described device includes circumferential support
Body（2）, palladium alloy membrane（3）, central support（4）And flange（6）；Two palladium alloy membranes of same size（3）Overlap, welding is left
Right both sides form double-deck palladium film；Central support（4）It is cylinder, material is porous support materials, central support（4）Length
Degree is less than palladium alloy membrane（3）Length, central support（4）Top it is concordant with the top of double-deck palladium film, central support（4）
Bottom be wrapped in palladium alloy membrane（3）Inside, double-deck palladium film is around central support（4）Around the palladium film group for forming cylindrical shape
Part, the bottom of palladium membrane component is hollow parts；The hollow parts of palladium membrane component are inserted vertically into the flange of adaptation（6）, weld palladium film
Component and flange（6）Between gap formed weld seam II（5）；The double-deck palladium film on welding palladium membrane component top forms weld seam I（1）；
Porous support materials are filled in the gap of palladium membrane component, annular support body is formed（2）.
2. a kind of large area palladium film device for hydrogen isotope separation according to claim 1, it is characterised in that：It is porous
Backing material is stainless steel fibre.
3. a kind of large area palladium film device for hydrogen isotope separation according to claim 1, it is characterised in that：Ring-type
Supporter（2）Thickness range be 1 ~ 2 mm.
4. a kind of large area palladium film device for hydrogen isotope separation according to claim 1, it is characterised in that：Center
Supporter（4）Diameter range be 10 mm ~ 20 mm.
5. a kind of large area palladium film device for hydrogen isotope separation according to claim 1, it is characterised in that：Palladium is closed
Golden film（3）It is palladium-silver or palladium yttrium alloys, the mass ratio of palladium-silver is palladium:Silver=77:23, the mass ratio of palladium yttrium alloys is
Palladium:Yttrium=93.4:6.6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398103.7A CN105903349B (en) | 2016-06-07 | 2016-06-07 | A kind of large area palladium film device for hydrogen isotope separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610398103.7A CN105903349B (en) | 2016-06-07 | 2016-06-07 | A kind of large area palladium film device for hydrogen isotope separation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105903349A CN105903349A (en) | 2016-08-31 |
| CN105903349B true CN105903349B (en) | 2017-06-27 |
Family
ID=56749747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610398103.7A Expired - Fee Related CN105903349B (en) | 2016-06-07 | 2016-06-07 | A kind of large area palladium film device for hydrogen isotope separation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105903349B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107051205B (en) * | 2017-02-15 | 2019-02-12 | 中国工程物理研究院材料研究所 | A kind of low temperature palladium displacement separation method |
| CN109381941A (en) * | 2018-11-30 | 2019-02-26 | 西北有色金属研究院 | A kind of hydrogen isotope purifying filter |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2550775A1 (en) * | 2005-10-11 | 2007-04-11 | Special Separations Applications Inc. (Ssai) | A process for tritium removal from water using transfer to an elemental hydrogen stream, membrane diffusion stripping and final thermal diffusion enrichment |
| WO2008153016A1 (en) * | 2007-06-11 | 2008-12-18 | Ngk Insulators, Ltd. | Hydrogen separation membrane and permselective membrane reactor |
| WO2011158275A1 (en) * | 2010-06-16 | 2011-12-22 | ENEA - Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile | Membrane reactor for treating gases containing tritium |
| CN203777941U (en) * | 2014-04-02 | 2014-08-20 | 四川材料与工艺研究所 | Low-temperature palladium displacement chromatography hydrogen isotope separating system |
| CN105233690A (en) * | 2014-07-11 | 2016-01-13 | 北京有色金属研究总院 | Preparation method for palladium-loaded diatomite composite material |
| CN105233691A (en) * | 2015-09-14 | 2016-01-13 | 中国工程物理研究院核物理与化学研究所 | Hydrogen isotope efficient recovery apparatus based on catalysis reaction and membrane separation cascade connection, and recovery method thereof |
-
2016
- 2016-06-07 CN CN201610398103.7A patent/CN105903349B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2550775A1 (en) * | 2005-10-11 | 2007-04-11 | Special Separations Applications Inc. (Ssai) | A process for tritium removal from water using transfer to an elemental hydrogen stream, membrane diffusion stripping and final thermal diffusion enrichment |
| WO2008153016A1 (en) * | 2007-06-11 | 2008-12-18 | Ngk Insulators, Ltd. | Hydrogen separation membrane and permselective membrane reactor |
| WO2011158275A1 (en) * | 2010-06-16 | 2011-12-22 | ENEA - Agenzia nazionale per le nuove tecnologie, l'energia e lo sviluppo economico sostenibile | Membrane reactor for treating gases containing tritium |
| CN203777941U (en) * | 2014-04-02 | 2014-08-20 | 四川材料与工艺研究所 | Low-temperature palladium displacement chromatography hydrogen isotope separating system |
| CN105233690A (en) * | 2014-07-11 | 2016-01-13 | 北京有色金属研究总院 | Preparation method for palladium-loaded diatomite composite material |
| CN105233691A (en) * | 2015-09-14 | 2016-01-13 | 中国工程物理研究院核物理与化学研究所 | Hydrogen isotope efficient recovery apparatus based on catalysis reaction and membrane separation cascade connection, and recovery method thereof |
Non-Patent Citations (2)
| Title |
|---|
| Hydrogen isotope separation by permeation through palladium membranes;Manfred Glugla et al.;《Journal of Nuclear Materials》;20060930;第355卷;47-53 * |
| 钯合金膜分离器级串氢同位素分离;宋江锋 等;《稀有金属》;20050831;第29卷(第4期);545-548 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105903349A (en) | 2016-08-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2961062A (en) | Large surface area hydrogen permeation cell | |
| JP3540495B2 (en) | Hydrogen separation membrane | |
| CN106110894B (en) | Spiral wound reverse-osmosis membrane element, filter core and anti-penetration water purifier | |
| CN105903349B (en) | A kind of large area palladium film device for hydrogen isotope separation | |
| CN104689718B (en) | Dielectrophoresis butterfly tube type membrane component | |
| CN101277752A (en) | Composite membrane material for hydrogen separation and element for hydrogen separation employing the same | |
| KR20130129823A (en) | Membrane reactor for treating gases containing tritium | |
| CN107686179A (en) | A kind of NEW TYPE OF COMPOSITE filter core and preparation method thereof | |
| JPS59177117A (en) | Separation of hydrogen-helium | |
| CN107879312B (en) | Corrugated membrane reactor device for hydrogen isotope exchange | |
| CN104147928B (en) | A kind of containing the quick minimizing technology of protium in hydrogen tritide isotope gas | |
| CN103848399A (en) | Method and equipment for preparing deuterium depleted water by light water | |
| CN103845971B (en) | Double-layer filter tube | |
| CN207391120U (en) | A kind of NEW TYPE OF COMPOSITE filter core | |
| CN206121466U (en) | Multistage membrane separation natural pond gas purification device | |
| CN208055057U (en) | A kind of active carbon filtering device for increasing Water flow-path and reducing flow resistance | |
| CN110586048A (en) | Preparation method of sandwich type adsorption functional membrane | |
| CN110052258A (en) | Heat the absorber combined with vacuum desorption and adsorption-desorption method and application | |
| CN210356300U (en) | Composite filter element and water purifying device | |
| CN203139821U (en) | Novel double-layer filter pipe | |
| CN214611542U (en) | Xenon purification device that leakproofness is good | |
| CN109381941A (en) | A kind of hydrogen isotope purifying filter | |
| Tosti | 13 Pd-Based Membranes and Membrane Reactors for Hydrogen Production | |
| CN206082191U (en) | Water intake structure of membrane post and upper seal plate of membrane post | |
| CN211813450U (en) | Nitrogen making machine with multiple gas filtering structures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 Termination date: 20190607 |