CN208711446U - Symmetrical expression electrolysis pure water prepares heavy water and heavy oxygen water installations simultaneously - Google Patents
Symmetrical expression electrolysis pure water prepares heavy water and heavy oxygen water installations simultaneously Download PDFInfo
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- CN208711446U CN208711446U CN201820492585.7U CN201820492585U CN208711446U CN 208711446 U CN208711446 U CN 208711446U CN 201820492585 U CN201820492585 U CN 201820492585U CN 208711446 U CN208711446 U CN 208711446U
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Abstract
The utility model relates to a kind of symmetrical electrolysis pure water to prepare heavy water and heavy oxygen water installations simultaneously.The device is symmetrically connected by electrolytic cell, clarifier and combination apparatus and is formed.Double mark pure water (D in device2 18O) it is in the SPE film surface electrolysis of electrolytic cell18O2And D2, natural pure water (H2It O is) O in the SPE film surface electrolysis of electrolytic cell2And H2, these four gases are respectively high-purity gas by respective clarifier after-purification.18O2With H2Reaction collects and obtains heavy oxygen water (H in heavy oxygen aquation clutch2 18), while O O2With D2Reaction collects and obtains heavy water (D in heavy water combination apparatus2O).Spinning liquid room, condensation chamber, removing room (deoxidation or dehydrogenation), hothouse etc. are integrated into stainless steel tube, are integral type clarifier；Mixing tube, combination apparatus reactive end, product condenser, product collector, are integrated into stainless steel tube, are integral type combination apparatus.Present apparatus structure is simple, stable, and product loss is few, and heavy oxygen water yield is higher.
Description
Technical field
The utility model belongs to stable isotope purification technique field, more particularly to one kind is used for double mark pure water
It is processed into the device of heavy water and heavy oxygen water.
Background technique
Hydrogen in natural water has a stable isotope in 2: protium (1H) and deuterium (2H), oxygen has 3 heavy stable isotopes: oxygen 16
(16O), oxygen 17 (17O) and oxygen 18 (18O).Nine kinds of stable isotope hydrones can be formed between them.Wherein 18 element of oxygen with
The protium of natural concentration constitutes heavy oxygen water, is called oxygen-18 water (molecular formula H2 18O).The oxygen element of deuterium and natural concentration constitutes weight
Water (molecular formula D2O)。
Heavy water is mainly used for making moderator in nuclear reactor, it can reduce the rate of neutron, is allowed to meet and fission
The needs of process.It is a kind of tracer material of preciousness that heavy water and deuterium, which are also in research chemistry and physiological change, can also prepare deuterium
For reagent.
In heavy oxygen water oxygen 18 (18O) can be bombarded by cyclotron becomes 18 ion of fluorine, can use 18 ion mark of fluorine
Remember FDG, prepares pet imaging agent18F-FDG.Since the imaging agent is examined for nuclear medicine Positron Emission Computed Tomography
Disconnected technology so that highly concentrated heavy oxygen water demand increases so that the techniques of the double mark water of pure crystal evaporate enrichment obtain it is unprecedented
Development.And double mark pure water (molecular formula D that crystal evaporate obtains2 18O it) cannot directly enter cyclotron, need double marks are pure
Water purification is separated into heavy oxygen water (molecular formula H2 18O).And existing technique major defect is: one, usually requiring to add in electrolytic process
Enter KOH as electrolyte, introduce oxygen element, reduces the abundance of oxygen；Two, the High Purity Steel bottled hydrogen that protium is 99.99%,
Expensive starting materials；Three, the deuterium and 18 gas of oxygen that electrolysis generates are emerged from water takes away double pure water drops of mark, this pair marks pure water
Concentration reduces after drop is recycled by desiccant, reduces heavy oxygen water yield.In view of the disadvantage present on, it is necessary to existing
The improvement that device in technology is rationalized, the technical solution of the utility model are generated based on background above.
Summary of the invention
Utility model device provides a kind of symmetrical device for being electrolysed pure water while preparing heavy water and heavy oxygen water.The dress
Set specifically include that double mark electrolytic cells (E1), pure water electrolytic cell (E2), oxygen No. 18 clarifier (M1), protium road clarifier (N1),
Heavy oxygen aquation clutch (R1), deuterium road clarifier (M2), oxygen No. 16 clarifier (N2) and heavy water combination apparatus (R2).It is respectively set in device
Standby symmetrical connection, it is compact-sized, it is simple and beautiful.
Oxygen No. 18 clarifier lower end (M1) and 18 demister of oxygen (A3), double mark electrolytic cells (E1) and 18 drain valve of oxygen (A22)
Connection, upper end is connect with oxygen No. 18 check-valves (A9).The protium road clarifier lower end (N1) and protium demister (B3), pure water electrolytic cell
(E2) it is connected with protium drain valve (B22), upper end is connect with protium road check-valves (B9).Oxygen No. 18 check-valves (A9) and protium road non-return
Valve (B9) is connect by 18 mixing tube of oxygen (C1) with heavy oxygen aquation clutch (R1).The heavy oxygen aquation clutch lower end (R1) is heavy oxygen aquatic products
Product outlet valve (C4).Reactive end (C2 and C6) outer wall of heavy oxygen aquation clutch (R1) and heavy water combination apparatus (R2) is built in tube furnace
Middle temperature control.
The deuterium road clarifier lower end (M2) is connect with deuterium drain valve (A20), and upper end is connect with deuterium road check-valves (A16).Oxygen 16
The clarifier lower end (N2) in road is connect with oxygen drain valve (B20), and upper end is connect with oxygen No. 16 check-valves (B16).Oxygen No. 16 check-valves
(B16) it is connect by deuterium mixing tube (C5) with heavy water combination apparatus (R2) with deuterium road check-valves (A16).The lower end heavy water combination apparatus (R2)
Aquatic products outlet valve of attaching most importance to (C8).
Each clarifier lower end is designed with respective spinning liquid room, the water vapour drop whirlwind that the gas that electrolytic cell is electrolysed is taken out of point
From collecting.The liquid of collection drains into respective electrolytic cell by drain valve, to reduce the loss of double mark pure water, mentions
The high yield of heavy oxygen water and heavy water.
Double mark electrolytic cells (E1) and pure water electrolytic cell (E2) are SPE membrane electrolytic cell.Pure water SPE in electrolytic cell
The anode-side precipitated oxygen of film, electronics are transmitted to cathode by external circuit, and hydrogen is precipitated in cathode side.
Utility model device has the following advantages compared with prior art: one, the double marks of the product that isotope crystal evaporate obtains
Pure water can be with Direct Electrolysis, and it is not necessary that KOH electrolyte is added, the introducing for avoiding oxygen element leads to the reduction of 18 abundance of oxygen, mentions
High product yield.Two, it is electrolysed natural pure water and protium is provided, due to being SPE film, be non-breathable diaphragm, can bear larger
Pressure difference, and have one-way conduction effect to hydrogen ion, so that the protium purity of preparation can be up to 99.99%, production process letter
It is monostable fixed, it is cheap.Three, the gas that electrolysis is precipitated flows the pure water drop of the double marks taken out of and carries out spinning liquid recycling, improves
The utilization rates of double mark pure water and the yield of product.
Detailed description of the invention
Fig. 1 is that the utility model symmetrical expression is electrolysed pure water while preparing heavy water and heavy oxygen water installations flow chart.
Fig. 2 is that the utility model symmetrical expression is electrolysed pure water while preparing heavy water and heavy oxygen water installations structural schematic diagram.
Fig. 3 is spinning liquid cell structure schematic diagram.
Specific embodiment
See Fig. 2, in double mark pure water feed inlets (A17) crystal evaporate technique is added in apparatus structure schematic diagram, and to obtain double marks pure
Water purification (molecular formula D2 18O), liquid level adds at the 80% of double pure water electrolytic cells of mark.Add in natural pure water feed inlet (B17)
Enter the pure water that isotope is natural abundance, liquid level adds at the 80% of natural pure water electrolytic cell.It impregnates electrolytic cell 10 minutes.
The reactive end outer wall of heavy oxygen aquation clutch (R1) and heavy water combination apparatus (R2) is built in 150 DEG C of temperature control in tube furnace.Coolant liquid is adopted
With dehydrated alcohol, refrigeration equipment uses sub-cooled circulating pump.Coolant liquid piping inlet (D1) is connected to sub-cooled circulation and pumps out
Mouthful, coolant liquid pipeline outlet (D8) is connected to sub-cooled pump entry.It adjusts sub-cooled circulating pump and controls coolant temperature
It is 2-7 DEG C.
The 2.5V DC power supply switch of electrolytic cell is opened, double pure water electrolytic cells of mark and natural pure water electrolytic cell are adjusted
Electric current is respectively 30A.The anode chamber Shuan Biao (A1) generates18O2Gas, pure water cathode chamber (B1) generate H2Gas, and H2Production gas
Amount is18O2Twice.
18O2Enter 18 spinning liquid room (V1) of oxygen by 18 separator of oxygen (A3) and 18 tracheae of oxygen (A4), in 18 spinning liquid room of oxygen
(V1) internal cyclone enters 18 condensation chamber of oxygen (A5), de- deuterium room (A6) and 18 hothouse of oxygen (A7) after isolating double pure water droplets of mark.
In 18 condensation chamber of oxygen (A5), condensed with 2-7 DEG C of alcohol dividing wall type18O2The saturated steam taken out of.It is de- in de- deuterium room (A6)
It goes to be bled into caused by because of accident18O2Middle deuterium.Vapor is taken out of in 18 hothouse of oxygen (A7) inner adsorbed gas, is further dropped
It is low18O2In water vapor pressure, obtain high-purity18O2Gas.
H2Enter protium spinning liquid room (V4) by protium separator (B3) and protium pipe (B4), in protium spinning liquid room (V4) internal cyclone point
Enter protium condensation chamber (B5), deoxidation room (B6) and protium hothouse (B7) after separating out natural pure water droplet.In protium condensation chamber (B5),
H is condensed with 2-7 DEG C of alcohol dividing wall type2The saturated steam taken out of.In deoxidation room, (B6) is bled into H caused by sloughing because of accident2
Middle oxygen.Vapor is taken out of in protium hothouse (B7) inner adsorbed gas, further decreases H2In water vapor pressure, obtain high-purity
The H of degree2Gas.
High-purity18O2The H of gas and high-purity2Gas passes through oxygen No. 18 check-valves (A9) and protium road check-valves respectively
(B9) enter 18 mixing tube of oxygen (C1), in mixing tube,18O2And H2Gas is mixed with 1: 2 ratio uniform.Enter weight after mixing
Oxygen aquation clutch (R1), heavy oxygen aquation clutch 150 DEG C of temperature control in tube furnace.In combination apparatus18O2With H2Chemical combination is H2 18O gas
Body is collected in heavy oxygen water collector (P2) after heavy oxygen aquatic products condenser (C3) condensation, obtains heavy oxygen aquatic products.
It is 3A in two electrolytic cell Faradaic currents, voltage is double mark cathode chambers (A2) generation D in the case of 2.5V2Gas
Body, pure water anode chamber (B2) generate O2Gas, and D2Gas production be O2Twice.
D2Enter deuterium spinning liquid room (V2) by deuterium pipe (A10), it is pure to isolate double marks in deuterium spinning liquid room (V2) internal cyclone
Enter deuterium separator (A11), deuterium condensation chamber (A12), removing room (A13) and deuterium hothouse (A14) after water droplet.In deuterium condensation chamber
In, D is condensed with 2-7 DEG C of alcohol dividing wall type2The saturated steam taken out of.It is let out caused by removing room (A13) is sloughed because of accident
The O leak into2Gas.The vapor taken out of in deuterium hothouse (A14) inner adsorbed gas, further decreases D2In water vapour
Pressure, obtains the D of high-purity2Gas.
O2(B10) is managed by oxygen 16 and enters 16 spinning liquid room (V3) of oxygen, is isolated naturally in oxygen 16 spinning liquid room (V3) internal cyclone
Enter 16 separator of oxygen (B11), 16 condensation chamber of oxygen (B12), de- protium room (B13) and 16 hothouse of oxygen (B14) after pure water droplet.
In condensation chamber, O is condensed with 2-7 DEG C of alcohol dividing wall type2The saturated steam taken out of.In dehydrogenation room, (B13) is sloughed because of accident
Lead to the H for being bled into system2.Steam with water outlet in 16 hothouse of oxygen (B14) inner adsorbed gas, further decreases O2In
Water vapor pressure obtains the O of high-purity2Gas.
The D of high-purity2The O of gas and high-purity2Gas passes through deuterium road check-valves (A16) and oxygen No. 16 check-valves respectively
(B16) enter deuterium mixing tube (C5), in deuterium mixing tube (C5), O2And D2Gas is mixed with 1: 2 ratio uniform.It mixes laggard
Enter heavy water combination apparatus (R2), heavy water combination apparatus 150 DEG C of temperature control in tube furnace.The O in combination apparatus2With D2Chemical combination is D2O gas,
It is collected in heavy water collector (P1) after heavy water product condenser (C7) condensation, obtains heavy water product.
Claims (4)
1. a kind of symmetrical electrolysis pure water prepares heavy water and heavy oxygen water installations simultaneously, including four parts form: 18 tunnel of oxygen, deuterium
16 tunnel of road, protium road and oxygen, it is characterised in that:
18 demister of oxygen (A3) is equipped with above 18 anode chamber Lu Shuanbiao (A1) of oxygen, the demister and oxygen No. 18 clarifier (M1) are even
It connects, wherein oxygen No. 18 clarifier (M1) is by 18 spinning liquid room (V1) of oxygen, 18 condensation chamber of oxygen (A5), de- deuterium room (A6), 18 hothouse of oxygen
(A7) it forms；
Deuterium Lu Shuanbiao cathode chamber (A2) is connect by deuterium pipe (A10) with deuterium road clarifier (M2)；Wherein deuterium road clarifier (M2)
It is made of deuterium spinning liquid room (V2), deuterium separator (A11), deuterium condensation chamber (A12), removing room (A13), deuterium hothouse (A14)；
It is equipped with protium demister (B3) above the pure cathode chamber in protium road (B1), which connect with protium road clarifier (N1), wherein
Protium road clarifier (N1) is made of protium spinning liquid room (V4), protium condensation chamber (B5), deoxidation room (B6), protium hothouse (B7)；
The pure anode chamber in 16 tunnel of oxygen (B2) is connect by 16 tracheae of oxygen (B10) with oxygen No. 16 clarifier (N2), and wherein 16 road of oxygen is net
It is dry by 16 spinning liquid room (V3) of oxygen, 16 separator of oxygen (B11), 16 condensation chamber of oxygen (B12), dehydrogenation room (B13), oxygen 16 to change device (N2)
Room (B14) composition；
Oxygen No. 18 check-valves (A9) is connect with protium road check-valves (B9) by 18 mixing tube of oxygen (C1), and 18 mixing tube of oxygen (C1) is successively
It is connect with heavy oxygen aquation clutch reactive end (C2), heavy oxygen aquatic products condenser (C3) and heavy oxygen aquatic products collector (P2)；
Deuterium road check-valves (A16) and oxygen No. 16 check-valves (B16) are connect by deuterium mixing tube (C5), deuterium mixing tube (C5) successively with
Heavy water combination apparatus reactive end (C6), heavy water product condenser (C7) and heavy water product collector (P1) connection.
2. symmetrical electrolysis pure water according to claim 1 prepares heavy water and heavy oxygen water installations simultaneously, it is characterised in that:
It is SPE pure water electrolytic film, pure anode chamber (B2) and pure cathode between the anode chamber Shuan Biao (A1) and double marks cathode chamber (A2)
It is SPE pure water electrolytic film between room (B1), which is respectively anode and cathode electrode, and electrolyte is pure water, double mark electrolysis
Pond (E1) and pure water electrolytic cell (E2) are arranged symmetrically.
3. according to claim 1 or symmetrical electrolysis pure water as claimed in claim 2 prepares heavy water and heavy oxygen water installations simultaneously,
It is characterized by: the gas that the anode chamber Shuan Biao (A1) comes out is separated through 18 spinning liquid room (V1) of peroxide, the water droplet in gas is through overwinding
Wind is drained into the anode chamber Shuan Biao (A1) after separating and collecting by 18 drain valve of oxygen (A22), the gas warp that double marks cathode chamber (A2) come out
Deuterium spinning liquid room (V2) separation is crossed, the water droplet in gas drains into double mark yin by deuterium drain valve (A20) after cyclonic separation is collected
Pole room (A2), the gas that pure cathode chamber (B1) comes out are separated by protium spinning liquid room (V4), and the water droplet in gas is by whirlwind point
It is drained into pure cathode chamber (B1) from protium drain valve (B22) is passed through after collection, the gas that pure anode chamber (B2) comes out is through peroxide 16
Spinning liquid room (V3) separates, and the water droplet in gas drains into pure anode chamber by oxygen drain valve (B20) after cyclonic separation is collected
(B2)。
4. according to claim 1 or symmetrical electrolysis pure water as claimed in claim 2 prepares heavy water and heavy oxygen water installations simultaneously,
It is characterized by: 18 mixing tube of oxygen (C1), heavy oxygen aquation clutch (C2), heavy oxygen aquatic products condenser (C3), heavy oxygen aquatic products are received
Storage (P2) four is partially integrated among stainless steel tube；Deuterium mixing tube (C5), heavy water combination apparatus (C6), heavy water product condenser
(C7), heavy water product collector (P1) four is partially integrated among stainless steel tube.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111620283A (en) * | 2020-06-02 | 2020-09-04 | 江苏正能同位素有限公司 | Heavy oxygen water purification packaging process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111620283A (en) * | 2020-06-02 | 2020-09-04 | 江苏正能同位素有限公司 | Heavy oxygen water purification packaging process |
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Granted publication date: 20190409 Termination date: 20200330 |