CN203807292U - Device for removing tritium from tritium-containing water - Google Patents
Device for removing tritium from tritium-containing water Download PDFInfo
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- CN203807292U CN203807292U CN201420210562.4U CN201420210562U CN203807292U CN 203807292 U CN203807292 U CN 203807292U CN 201420210562 U CN201420210562 U CN 201420210562U CN 203807292 U CN203807292 U CN 203807292U
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- tritium
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- tritiate
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Abstract
The utility model discloses a device for removing tritium from tritium-containing water and the device is used for solving the problems of tedious process and high energy consumption of an existing device for removing tritium from tritium-containing water. The device comprises a first liquidation system, a water steam heating device, a catalytic reaction section, a second liquidation system and a product water collection box which are connected in sequence from top to bottom, a steam generator connected with the water steam heating device, and a raw material water storage box connected with the steam generator, wherein the catalytic reaction section is filled up with hydrophilic catalysts. The device is reasonable in structure, convenient to operate and high in tritium removal efficiency; tritium is transferred to hydrogen from tritium-containing water steam in a backflow manner of the tritium-containing water and hydrogen, so that tritium is removed from the tritium-containing water and the tritium-containing water is purified; the energy consumption and the cost are greatly reduced, and the application value is very high.
Description
Technical field
The utility model relates to a kind of device, and what be specifically related to is a kind ofly to remove the device of tritiate for making containing HTO.
Background technology
At present, no matter be the manufacture of Nuclear weapons or the operational process of fusion reactor, all can relate to the operation of a large amount of tritiums, wherein some is to exist with the form of tritiated water.In addition, in the operational process of a lot of commercializations or civilian nuclear power plant, also will produce a large amount of HTOs that contains, if this part tritium is not reclaimed, but directly discharge not only can be given environment, and caused loss economically.Therefore,, in tritium technique, what must be equipped with tritiated water removes tritiate device, to reclaim tritium, makes the discharge of water reach certain index.
It is at present published that what go containing HTO that tritiate technology adopts is that the mode of water vapour and hydrogen cocurrent flow exchanges, its device is made up of plural serial stage, every grade all need to be preheating to 200 DEG C by water vapour and hydrogen before reaction, then carry out catalyzed reaction, condensation again after question response, makes water vapour and Hydrogen Separation, repeated multiple times vaporization like this, preheating, reaction, condensation, separation, can make to remove most of tritium containing HTO, and this not only flow process is loaded down with trivial details, troublesome poeration, and energy consumption and cost too high.
Utility model content
The purpose of this utility model is to provide a kind of and removes the device of tritiate for making containing HTO, mainly solves the existing HTO that contains and goes tritiate device to have the problem that flow process is loaded down with trivial details, energy consumption is high.
To achieve these goals, the technical solution adopted in the utility model is as follows:
A kind ofly remove the device of tritiate for making containing HTO, comprise the first liquefaction system, water vapour heating unit, catalyst reaction section, the second liquefaction system and the product water collection box that connect successively from top to bottom, the vapour generator being connected with water vapour heating unit, and the raw water water tank being connected with this vapour generator; Described catalyst reaction section is solid hydrophilic catalyzer.
Further, the utility model also comprises the base assembly that is arranged on product water collection box bottom.
Specifically, described base assembly comprises base and the strut member made by 16a hot rolling regular troughs steel; Described strut member is connected between product water collection box and base.
Again further, described the first liquefaction system comprises the first row tubular(surface)condenser and the first cavity that connect successively; Described the first cavity is connected with water vapour heating unit, and the first cavity inside is filled with the highly hydrophobic catalyst for this first cavity height half from bottom to top.
Further, described water vapour heating unit comprises the outer cylinder body being connected with the first cavity and catalyst reaction section respectively, be arranged on the porous honeycomb heat storage of this outer cylinder body bosom position, and be arranged on outer cylinder body and all run through the first heating tube and second heating tube of porous honeycomb heat storage; Described the first heating tube is positioned at the second heating tube top, and the two is mutually vertical, in this first heating tube and the second heating tube, is also equipped with heating rod; Described vapour generator is connected on the side of outer cylinder body, and is positioned at the top of the first heating tube.
Further, described the second liquefaction system comprises interconnective secondary series tubular(surface)condenser and the second cavity; Described the second cavity is connected with catalyst reaction section, and described secondary series tubular(surface)condenser is connected with product water collection box.
For strengthen catalyst reaction section physical strength and and the second cavity between strength of joint, between described catalyst reaction section and the second cavity, be also provided with back up pad.
Further, described outer cylinder body and catalyst reaction section outside are all coated with insulation covering.
Principle of design of the present utility model is, it will be vaporized containing HTO, then by the poor mode of upper and lower ends water vapor concentration guide in catalyst reaction section containing HTO flow of vapor, make to form rightabout flowing containing HTO steam and the hydrogen entering from catalyst reaction section bottom, realize the adverse current containing HTO and hydrogen, then in conjunction with the know-why of vapor phase catalytic exchange, and improve the Catalysis exchange efficiency containing HTO steam and hydrogen by hydrophilic catalyzer, thereby realize the tritiate of going containing HTO, purified containing HTO.The utility model only needs to vaporize completely once containing HTO, then with hydrogen reaction, makes tritium by containing HTO vapor transfer in hydrogen, realizes containing tritium water purification.After reaction, also only need a condensation, the water after purifying can be reclaimed.
Compared with prior art, the utlity model has following beneficial effect:
(1) the utility model combines multiple technologies principle with practical structures, make its had advantages of design ingenious, rational in infrastructure, equipment cost is cheap, flow process is succinct, easy to operate.
(2) the utility model adopts water vapour and hydrogen adverse current to go the mode of tritiate, replace traditional water vapour and hydrogen with diffluence tritiate mode, the utility model only needs will be containing once vaporization of HTO, preheating and catalyzed reaction, can be by tritium by transferring in hydrogen containing in HTO steam, then condensation liquefaction reclaims, realize containing tritium water purification, the utility model can reach more than 90% containing the purification rate of HTO.The utility model has been simplified the flow process of going tritiate containing HTO, has improved the efficiency of catalytic exchange, and has significantly saved energy consumption and cost, and test shows, the utility model compared to existing technology, at least saved more than 65% by its energy consumption.
(3) the utility model is filled with hydrophobic catalyst at the first cavity inside, can increase vapour lock, impels water vapour to flow to catalyst reaction section, thereby ensures that water vapour can go tritiate and form to purify waste water to collect completely.
(4) the first heating tube in the utility model water vapour heating unit and the second heating tube are equipped with heating rod, the first heating tube and the second heating tube utilize heating rod to provide heat to porous honeycomb heat storage, and by it to the moisture vapor transfer entering, ensure the temperature of water vapour in outer cylinder body; And the orthogonal set-up mode of the first heating tube and the second heating tube can play to porous honeycomb heat storage the effect of support on the one hand, also makes on the other hand porous honeycomb heat storage be heated evenly, make it can be well to moisture vapor transfer heat.
(5) between the catalyst reaction section in the utility model and the second cavity, be provided with back up pad, not only can improve the physical strength of catalyst reaction section, guarantee stable connection between catalyst reaction section and the second cavity, but also can facilitate gas to circulate between the two.
(6) outside of the outer cylinder body in the utility model and catalyst reaction section is all coated with insulation covering, can further ensure the temperature of water vapour, stablize the carrying out of itself and hydrogen catalyticing exchanging reaction, guarantee catalytic efficiency, the performance of whole system has been optimized in the design of insulation covering on the whole.
(7) the utility model logic is rigorous, and links closely interlocks, and not only practicality is quite strong for it, and reliable, and therefore, it has market application foreground widely, is suitable for applying in nuclear power field.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of water vapour heating unit.
Fig. 3 is the vertical view of water vapour heating unit.
Fig. 4 is the structural representation of base assembly.
Wherein, the component name that Reference numeral is corresponding is called:
1-raw water water tank, 2-vapour generator, 3-first row tubular(surface)condenser, 4-the first cavity, 5-water vapour heating unit, 501-outer cylinder body, 502-the first heating tube, 503-the second heating tube, 6-catalyst reaction section, 7-the second cavity, 8-secondary series tubular(surface)condenser, 9-product water collection box, 10-base assembly, 101-base, 102-strut member.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As shown in Figure 1, the utility model is used for making water and hydrogen under vapor phase condition, to carry out isotope transfer, realizes containing HTO purifying treatment.The utility model comprises raw water water tank 1, vapour generator 2, the first liquefaction system, the second liquefaction system, water vapour heating unit 5, catalyst reaction section 6, product water collection box 9 and base assembly 10.Described raw water water tank 1 is for collecting containing HTO, and carry to vapour generator 2, described vapour generator 2 contains HTO for heating, make it form water vapour, then be delivered in water vapour heating unit 5, coordinate and pass into hydrogen by water vapour heating unit 5, catalyst reaction section 6 and the second liquefaction system and process.
As shown in Figure 2,3, described water vapour heating unit 5 comprises the outer cylinder body 501 being connected with catalyst reaction section 6, be arranged on the porous honeycomb heat storage of these outer cylinder body 501 bosom positions, and be arranged on outer cylinder body 501 and all run through the first heating tube 502 and second heating tube 503 of porous honeycomb heat storage; Described vapour generator 2 is connected on the side of outer cylinder body 501, and is positioned at the top of the first heating tube 502.The first heating tube 502 is positioned at the second heating tube 503 tops, and the two is mutually vertical, can be used as the supporting structure of porous honeycomb heat storage, in this first heating tube 502 and the second heating tube 503, be also equipped with heating rod, the heat of its generation transmits by porous honeycomb heat storage, can make the steam temperature being entered by vapour generator 2 remain unchanged, for guaranteeing heat insulation effect, described the first heating tube 502 and the second heating tube 503 all arrange two, as shown in Figure 2, and described outer cylinder body 501 outsides are coated with insulation covering to its arrangement mode.
Described the second liquefaction system comprises interconnective secondary series tubular(surface)condenser 8 and the second cavity 7; Described the second cavity 7 is connected with catalyst reaction section 6, and described secondary series tubular(surface)condenser 8 is connected with product water collection box 9.Described catalyst reaction section 6 is passing into after hydrogen for realizing the tritium of Separation of Water steam, and it is solid hydrophilic catalyzer, and in the process of guaranteeing to separate, steam temperature does not reduce, and these catalyst reaction section 6 outsides are also coated with insulation covering.8 of described secondary series tubular(surface)condensers liquefy the water vapour of isolating after tritium, and are delivered in product water collection box 9 and collect.For ensureing stable connection between catalyst reaction section 6 and the second cavity 7, and facilitate flowing of gas, thereby use better the utility model, between this catalyst reaction section 6 and the second cavity 7, be provided with back up pad.
Because tritium is the isotropic substance of hydrogen, therefore, the tritium being separated can be dried along with hydrogen together enters into the first liquefaction system, deviate from the water vapour that it is carried secretly, then this water vapour can enter into secondary series tubular(surface)condenser 8 again, by its liquefaction, then collect in product water collection box 9.
Specifically, described the first liquefaction system comprises the first row tubular(surface)condenser 3 and the first cavity 4 that connect successively; Described the first cavity 4 is connected with outer cylinder body 501, and these the first cavity 4 inside are filled with hydrophobic catalyst from bottom to top.The inner hydrophobic catalyst of filling of the first cavity 4 can increase vapour lock, prevents that water vapour from entering after outer cylinder body 501, flows to the first cavity 4 of its top, reduces the catalyzed reaction efficiency of water vapour thereby minimizing catalyst reaction section 6 downwards flows.For accomplishing the balance between suitable vapour lock size and cost, in the present embodiment, the packing height of the first cavity 4 interior hydrophobic catalysts is the half of these the first cavity 4 height.
Described base assembly 10, for supporting whole device, strengthens its stability and stability, and this base assembly 10 comprises base 101 and be connected to the strut member 102 between this base 101 and product water collection box 9, and the structure of base assembly 10 as shown in Figure 4.Base 101 in described base assembly 10 is made by 16a hot rolling regular troughs steel with strut member 102, the common channel-section steel of 16a hot rolling has advantages of that intensity is high, it is easy to weld, with low cost, thereby in cost-saving, can well whole device of the present utility model be carried out firm and be supported.Again as shown in Figure 4, in the middle of described strut member 102, have space, so the main points of design are, can ensure the support strength of base assembly 10, parts to its above part support, and can have again enough spaces to install and the pipeline that is connected product water header tank 9, facilitate its use.
The utility model adopts shell-and tube condenser to liquefy to water vapour, is because it has good erosion resistance, high thermal resistance, and easy to maintenance, can, well comparatively using in rugged environment, guarantee performance of the present utility model.In addition, for guaranteeing the stopping property of the utility model system aspects, in the present embodiment, between described vapour generator 2, the first liquefaction system and the second liquefaction system, all connect by edge of a knife flange, and mating surface between two edges of a knife of flange is placed oxygenless copper washer and is sealed.
Below implementation procedure of the present utility model is described in detail, as described below:
Enter into vapour generator 2 heating containing HTO via raw water water tank 1, form water vapour, in the present embodiment, the temperature of water vapour is 200 DEG C.Then, water vapour enters into outer cylinder body 501 by vapour generator 2, provide heat and by porous honeycomb heat storage transferring heat by heating rod, thereby 200 DEG C of temperature that maintain water vapour are constant, then this water vapor diffusion, to the whole inside of catalyst reaction section 6, passes into purified hydrogen from catalyst reaction section lower end simultaneously.
The hydrogen entering and water vapour trigger catalyzed reaction by hydrophilic catalyzer in catalyst reaction section 6, tritium is by containing HTO vapor transfer in hydrogen and along with hydrogen enters into water vapour heating unit 5 together, the second condenser 8 impels the water vapour liquefaction in the second cavity 7 simultaneously, make to produce water vapor concentration between catalyst reaction section 6 and the second cavity 7 poor, in the second cavity, 7 water vapor concentrations are lower than the interior water vapor concentration of catalyst reaction section 6, and the interior water vapour of catalyst reaction section 6 is liquefied by the second condenser 8 to the second cavity 7 internal diffusion continuation; This step continues circulation, and water vapour constantly enters into the second cavity 7 after isolating tritium, continues liquefaction by the second condenser 8.
And pass through successively outer cylinder body 501 and the first cavity 4 containing the hydrogen of tritium through catalyst reaction section 6, and by the first condenser 3, the water vapour of carrying secretly containing hydrogen tritide gas is liquefied, with containing tritium Hydrogen Separation, to being dried containing hydrogen tritide gas, then by its discharge and be applied to other technique; The water vapour being simultaneously liquefied in the second cavity 7 enters into product water collection box 9 by the second condenser 8 and collects.In this step, liquid water by solidifying 3 knots of the first condenser is vaporized by the first heating tube 502 and the second heating tube 503 heating rod heating in outer cylinder body 501, make the interior water vapour of the first cavity 4 and liquid water form running balance, and keep the interior water vapour of water vapour heating unit 5 higher than the interior water vapor concentration of catalyst reaction section 6, the water vapour that concentration is high spreads to the second cavity 7 because concentration difference enters catalyst reaction section 6 and continues, and after finally being liquefied by the second condenser 8, collects in product water collection box 9 again.
In sum, the utility model, in the time utilizing vapor phase catalytic way to process containing HTO, can will be separated containing the tritium in HTO well, realize containing tritium water purification, thereby be conducive to the protection of environment.The utility model utilizes poor hydrogen and the adverse current containing HTO steam of having realized of water vapor concentration, only once heating, preheating, catalytic exchange and condensation process just can realize the tritiate of going containing HTO to make to contain HTO steam, it has significantly reduced energy consumption and cost, therefore, the utility model compared to existing technology, has substantial feature and progress.
Above-described embodiment is only one of the utility model preferred embodiment, should be in order to not limit protection domain of the present utility model.All any change and polishings of having no essential meaning of having done under body design thought of the present utility model and spirit; or be equal to the technical scheme of displacement; its technical problem solving is consistent with the utility model in fact, also should be in protection domain of the present utility model.
Claims (8)
1. one kind is removed the device of tritiate for making containing HTO, it is characterized in that, comprise the first liquefaction system, water vapour heating unit (5), catalyst reaction section (6), the second liquefaction system and the product water collection box (9) that connect successively from top to bottom, the vapour generator (2) being connected with water vapour heating unit (5), and the raw water water tank (1) being connected with this vapour generator (2); Described catalyst reaction section (6) is solid hydrophilic catalyzer.
2. according to claim 1ly a kind ofly remove the device of tritiate for making containing HTO, it is characterized in that, also comprise the base assembly (10) that is arranged on product water collection box (9) bottom.
3. according to claim 2ly a kind ofly remove the device of tritiate for making containing HTO, it is characterized in that, described base assembly (10) comprises base (101) and the strut member (102) made by 16a hot rolling regular troughs steel; Described strut member (102) is connected between product water collection box (9) and base (101).
4. remove the device of tritiate for making containing HTO according to a kind of described in any one of claim 1～3, it is characterized in that, described the first liquefaction system comprises the first row tubular(surface)condenser (3) and the first cavity (4) that connect successively; Described the first cavity (4) is connected with water vapour heating unit (5), and the inner highly hydrophobic catalyst for this first cavity height half that is filled with from bottom to top of the first cavity (4).
5. according to claim 4ly a kind ofly remove the device of tritiate for making containing HTO, it is characterized in that, described water vapour heating unit (5) comprises the outer cylinder body (501) being connected with the first cavity (4) and catalyst reaction section (6) respectively, be arranged on the porous honeycomb heat storage of this outer cylinder body (501) bosom position, and it is upper and all run through the first heating tube (502) and second heating tube (503) of porous honeycomb heat storage to be arranged on outer cylinder body (501); Described the first heating tube (502) is positioned at the second heating tube (503) top, and the two is mutually vertical, in this first heating tube (502) and the second heating tube (503), is also equipped with heating rod; Described vapour generator (2) is connected on the side of outer cylinder body (501), and is positioned at the top of the first heating tube (502).
6. according to claim 5ly a kind ofly remove the device of tritiate for making containing HTO, it is characterized in that, described the second liquefaction system comprises interconnective secondary series tubular(surface)condenser (8) and the second cavity (7); Described the second cavity (7) is connected with catalyst reaction section (6), and described secondary series tubular(surface)condenser (8) is connected with product water collection box (9).
7. according to claim 6ly a kind ofly remove the device of tritiate for making containing HTO, it is characterized in that, between described catalyst reaction section (6) and the second cavity (7), be also provided with back up pad.
8. remove the device of tritiate for making containing HTO according to a kind of described in claim 6 or 7, it is characterized in that, described outer cylinder body (501) and catalyst reaction section (6) outside are all coated with insulation covering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210562.4U CN203807292U (en) | 2014-04-28 | 2014-04-28 | Device for removing tritium from tritium-containing water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210562.4U CN203807292U (en) | 2014-04-28 | 2014-04-28 | Device for removing tritium from tritium-containing water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203807292U true CN203807292U (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210562.4U Expired - Fee Related CN203807292U (en) | 2014-04-28 | 2014-04-28 | Device for removing tritium from tritium-containing water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203807292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936219A (en) * | 2014-04-28 | 2014-07-23 | 四川材料与工艺研究所 | Device for tritiation removal of tritium-containing water and implementation method thereof |
-
2014
- 2014-04-28 CN CN201420210562.4U patent/CN203807292U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936219A (en) * | 2014-04-28 | 2014-07-23 | 四川材料与工艺研究所 | Device for tritiation removal of tritium-containing water and implementation method thereof |
| CN103936219B (en) * | 2014-04-28 | 2016-03-30 | 四川材料与工艺研究所 | A kind of for making device and its implementation of going tritiate containing HTO |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140903 Termination date: 20180428 |