CN106586961A - Tritiated water preparation apparatus and method - Google Patents
Tritiated water preparation apparatus and method Download PDFInfo
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- CN106586961A CN106586961A CN201611147440.5A CN201611147440A CN106586961A CN 106586961 A CN106586961 A CN 106586961A CN 201611147440 A CN201611147440 A CN 201611147440A CN 106586961 A CN106586961 A CN 106586961A
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- tritium
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- mass flow
- flow controller
- oxygen
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B5/00—Water
- C01B5/02—Heavy water; Preparation by chemical reaction of hydrogen isotopes or their compounds, e.g. 4ND3 + 7O2 ---> 4NO2 + 6D2O, 2D2 + O2 ---> 2D2O
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- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
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Abstract
The invention relates to a tritiated water preparation apparatus and method, and belongs to the field of tritiated water preparation. The tritiated water preparation apparatus comprises a tritium storage metal tank, a first gas mass flow controller, an oxygen bottle, a second gas mass flow controller, a tritium and oxygen composite catalytic reactor, a cold trap, a tail gas collecting tank and a vacuum pump, the tritium storage metal tank communicates with the first gas mass flow controller, the oxygen bottle communicates with the second gas mass flow controller, the first gas mass flow controller and the second gas mass flow controller respectively communicate with the tritium and oxygen composite catalytic reactor, the tritium and oxygen composite catalytic reactor communicates with the cold trap, and the tail gas collecting tank and the vacuum pump respectively communicate with the cold trap. The tritiated water preparation method comprises working steps of the apparatus. The tritiated water preparation apparatus and the tritiated water preparation method realize rapid compounding of tritium and oxygen, recycling of tail gas tritium and obtaining of highly pure tritiated water, and have the characteristics of high preparation efficiency, low cost and high safety.
Description
Technical field
The present invention relates to HTO preparation field, in particular to a kind of HTO preparation facilitiess and method.
Background technology
HTO (T2O) is a kind of preferably non-distribution tracer, has important answering in Complicated Fault Block Oilfield waterflooding extraction
With value.HTO can not only be dissolved in injection fluid as non-distribution tracer, and be migrated with the speed of fluid, while having low inspection
Survey the limit, long-term chemical and radiochemical stability, rock or well bore face without absorption, with reservoir fluid without chemical reaction with
The advantage of isotopic Exchange.Calculated by tracer output, the parameter of high permeability zone or macropore between energy accurate CALCULATING OILFIELD well,
Can be widely applied in minor block oilfield waterflooding extraction.HTO can also be used to the moisture-inhibiting system for determining non-hydrophilic high polymer material
The poisture-penetrabilitys such as number vapor transfer rate, diffusion coefficient, solubility coefficient, with easy to operate, the wide advantage of Huaihe River exactness height, the suitability.
High-purity HTO is generally prepared by tritium gas and oxygen are compound, and tritium is only capable of leading to as a kind of human nuclide at present
The nuclear reaction for crossing nuclear reactor and accelerator is obtained.Tritium can produce 3He by the spontaneous β nuclear reactions that decay, and the half-life be only
12.33a.HTO enters human body simultaneously, can cause serious interior irradiation.The scarcity of tritium determines HTO synthesis system with radioactivity
Standby complexity, it is necessary to take into account the utilization ratio of radiation protection requirement and tritium.
At present, existing HTO preparation method generally adopts static reaction method, there is complex process, and efficiency is low, high cost
Problem.
The content of the invention
It is an object of the invention to provide a kind of HTO preparation facilitiess, its can high efficiency, prepare HTO at low cost.
Another object of the present invention is to providing a kind of HTO prepares dress method, which adopts above-mentioned HTO preparation facilitiess to prepare
Sour water, the characteristics of with process is simple, efficiency high, low cost.
What embodiments of the invention were realized in：
A kind of HTO preparation facilitiess, it include metal storage tritium bed, first gas mass flow controller, oxygen cylinder, second
Gas mass flow controller and the tritium oxygen composite catalyzing reactor, cold-trap, exhaust collection tank and the vacuum pump that are sequentially communicated,
Metal storage tritium bed is connected with first gas mass flow controller, and oxygen cylinder is connected with second gas mass flow controller, the
One gas mass flow controller and second gas mass flow controller are connected with tritium oxygen composite catalyzing reactor respectively, tritium oxygen
Composite catalyzing reactor is connected with cold-trap, and exhaust collection tank and vacuum pump are connected with cold-trap respectively.
Further, in preferred embodiments of the present invention, HTO preparation facilitiess also include molecular sieve absorber, cold-trap with
Molecular sieve absorber is connected, and exhaust collection tank and vacuum pump are connected with molecular sieve absorber respectively.
Further, in preferred embodiments of the present invention, HTO preparation facilitiess also include surge tank, Buffer valve and
Gas circulator, cold-trap and surge tank are connected with Buffer valve respectively, and Buffer valve is connected with gas circulator, gas circulator
Connect with exhaust collection tank.
Further, in preferred embodiments of the present invention, HTO preparation facilitiess also include mass spectrograph, mass spectrograph and tail gas
Collecting tank is connected.
Further, in preferred embodiments of the present invention, exhaust collection tank is communicated with the control of third gas mass flow
Device, third gas mass flow controller are connected with tritium oxygen composite catalyzing reactor.
Further, in preferred embodiments of the present invention, metal storage tritium bed and first gas mass flow controller it
Between, between first gas mass flow controller and tritium oxygen composite catalyzing reactor, oxygen cylinder and second gas mass flow control
Between device processed, between second gas mass flow controller and tritium oxygen composite catalyzing reactor, tritium oxygen composite catalyzing reactor and
Control valve is provided between cold-trap, between cold-trap and exhaust collection tank and between cold-trap and vacuum pump.
Further, in preferred embodiments of the present invention, metal storage tritium bed is depleted uranium bed, ZrCo based metal hydride beds
Or Ti based metal hydride beds.
Further, in preferred embodiments of the present invention, metal storage tritium bed is provided with temperature measurement and control instrument.
Further, in preferred embodiments of the present invention, tritium oxygen composite catalyzing reactor be provided with platinum guaze catalyst or
Nickel mesh catalyst.
This HTO preparation method based on above-mentioned HTO preparation facilitiess, comprises the following steps：
S1：Vacuum pump is opened, evacuation is carried out to tritium oxygen composite catalyzing reactor and exhaust collection tank, close vacuum pump；
S2：By first gas mass flow controller and the second mass flow controller to tritium oxygen composite catalyzing reactor
The tritium gas and oxygen of designated ratio are passed through inside so that tritium gas and oxygen occur compound reaction and produces HTO steam；
S3：The mixed gas of HTO steam, tritium gas and oxygen enter cold-trap, and HTO steam therein condenses to form tritium
Water, tritium gas and oxygen are entered in exhaust collection tank.
The beneficial effect of the embodiment of the present invention is：
This HTO preparation facilitiess and method include metal storage tritium bed, first gas mass flow controller, oxygen cylinder, second
Gas mass flow controller and the tritium oxygen composite catalyzing reactor being sequentially communicated, cold-trap, exhaust collection tank, vacuum pump, work
As when first pass through vacuum pump produce negative pressure, then again by two gas mass flow controllers to tritium oxygen composite catalyzing reactor
The tritium gas and oxygen for importing designated ratio generates HTO steam so that both occur compound reaction, then condenses HTO steaming by cold-trap
Vapour obtains HTO, and residual gas then imports exhaust collection tank to recycle, and whole device is reasonable in design, and function is complete, can
Realize that tritium oxygen is quickly combined, recycling for tail gas tritium prepares high-purity HTO, with preparation efficiency height, low cost, safety
The characteristics of property is high, effectively compensate for the defect of prior art.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below by to be used attached needed for embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, thus be not construed as it is right
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can be with according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation of HTO preparation facilitiess provided in an embodiment of the present invention.
Icon：Metal storage tritium bed 100；First gas mass flow controller 110；Oxygen cylinder 200；Second gas quality stream
Amount controller 210；Tritium oxygen composite catalyzing reactor 300；Cold-trap 400；Molecular sieve absorber 500；Surge tank 600；Buffer valve
610；Gas circulator 620；Exhaust collection tank 700；Vacuum pump 800；Third gas mass flow controller 810；Mass spectrograph
900；Control panel 910；Ionization chamber 920.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Present invention enforcement generally described and illustrated in accompanying drawing herein
The component of example can be arranged and be designed with a variety of configurations.
Therefore, the detailed description of embodiments of the invention below to providing in the accompanying drawings is not intended to limit claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiment in the present invention, this area is common
The every other embodiment obtained under the premise of creative work is not made by technical staff, belongs to the model of present invention protection
Enclose.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then in subsequent accompanying drawing which further need not be defined and is explained.
In describing the invention, it should be noted that term " " center ", " on ", D score, "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, or should
Invention product using when the orientation usually put or position relationship, be for only for ease of the description present invention and simplify description, and not
Be indicate or imply the device or element of indication must have specific orientation, with specific azimuth configuration and operation, therefore not
It is understood that as limitation of the present invention.Additionally, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and can not manage
Solve to indicate or implying relative importance.
Additionally, the term such as term " level ", " vertical " is not offered as requiring part abswolute level or pendency, and can be slightly
Low dip.As " level " only refers to for its direction relative " vertical " more level, it is not that the expression structure must be complete
Full level, and can be to be slightly tilted.
In describing the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or one
The connection of body ground；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, can be with concrete condition understanding
State term concrete meaning in the present invention.
Fig. 1 is refer to, the present embodiment provides a kind of HTO preparation facilitiess, and which includes glove box, and gold is provided with glove box
Category storage tritium bed 100, first gas mass flow controller 110, oxygen cylinder 200, second gas mass flow controller 210 and
The tritium oxygen composite catalyzing reactor 300, cold-trap 400 that is sequentially communicated, molecular sieve absorber 500, surge tank 600, Buffer valve
610th, gas circulator 620, exhaust collection tank 700, vacuum pump 800, mass spectrograph 900 and third gas mass flow controller
810。
Wherein, metal storage tritium bed 100 can adopt all kinds, such as the depleted uranium bed in the present embodiment.Certainly, according to reality
Border situation, in other embodiments, it is also possible to from other types, such as ZrCo based metal hydrides bed or the hydrogenation of Ti Base Metals
Thing bed.
Metal storage tritium bed 100 is provided with temperature measurement and control instrument, and temperature measurement and control instrument is used for the temperature for adjusting metal storage tritium bed 100
Degree, so that tritium gas reaches the optimal temperature of reaction.
Metal storage tritium bed 100 is connected with first gas mass flow controller 110 by pipeline, 100 He of metal storage tritium bed
The first control valve, the second control valve and filtration are provided with pipeline between first gas mass flow controller 110
Net.Wherein, the first control valve is located at outside glove box, and the second control valve is located inside glove box, to better control over
Tritium gas flows between metal storage tritium bed 100 and first gas mass flow controller 110.Drainage screen is then used for filtering in tritium gas
Impurity, it is ensured that the purity with the tritium gas of subsequent reactions.
First gas mass flow controller 110 is connected with tritium oxygen composite catalyzing reactor 300 by pipeline, first gas
The 3rd control valve is provided with pipeline between mass flow controller 110 and tritium oxygen composite catalyzing reactor 300, to control
Tritium gas processed flows between first gas mass flow controller 110 and tritium oxygen composite catalyzing reactor 300.
Oxygen cylinder 200 is connected with second gas mass flow controller 210 by pipeline, oxygen cylinder 200 and second gas
The 4th control valve is provided with pipeline between mass flow controller 210, oxygen to be controlled in oxygen cylinder 200 and second
Flow between gas mass flow controller 210.
Second gas mass flow controller 210 is connected with tritium oxygen composite catalyzing reactor 300 by pipeline, second gas
The 5th control valve is provided with pipeline between mass flow controller 210 and tritium oxygen composite catalyzing reactor 300, to control
Oxygen processed flows between second gas mass flow controller 210 and tritium oxygen composite catalyzing reactor 300.
Platinum guaze catalyst or nickel mesh catalyst are provided with tritium oxygen composite catalyzing reactor 300, tritium oxygen can be effectively facilitated
Compound reaction, while improving attached primary school reaction efficiency.
Tritium oxygen composite catalyzing reactor 300 is connected with cold-trap 400 by pipeline, tritium oxygen composite catalyzing reactor 300 and cold
The 6th control valve is provided with pipeline between trap 400, to control the HTO steam and not anti-of tritium oxygen compound reaction formation
Flowing of the tritium gas and oxygen answered between tritium oxygen composite catalyzing reactor 300 and cold-trap 400.
In the present embodiment, cold-trap 400 can select electricity refrigeration 400 cooler of 400 cooler of cold-trap or liquid nitrogen refrigerating cold-trap,
Specifically can be determined according to practical situation.
Cold-trap 400 is connected with molecular sieve absorber 500 by pipeline, the pipe between cold-trap 400 and molecular sieve absorber 500
The 7th control valve is provided with road, tritium gas, oxygen and uncooled HTO steam to be controlled in cold-trap 400 and molecular sieve
Flow between absorber 500.
Molecular sieve absorber 500 has the 8th control valve by pipeline communication, and surge tank 600 is in parallel with the 8th control valve
And both are connected with Buffer valve 610 by pipeline respectively, Buffer valve 610 is connected with gas circulator 620 by pipeline.
Exhaust collection tank 700 and vacuum pump 800 are connected with gas circulator 620 by pipeline respectively, and exhaust collection tank
The 9th control valve is provided between 700 and gas circulator 620, except arranging between vacuum pump 800 and gas circulator 620
Have outside the 9th control valve and be additionally provided with the tenth control valve.
Pressure transducer and temperature sensor are provided with exhaust collection tank 700 and surge tank 600, so as to monitoring in time
Air pressure inside and temperature.
Exhaust collection tank 700 is connected with mass spectrograph 900 by pipeline, the pipe between mass spectrograph 900 and exhaust collection tank 700
The 11st control valve and the 12nd control valve are provided with road.
Meanwhile, exhaust collection tank 700 is also connected with third gas mass flow controller 810 by pipeline, and tail gas is received
Also set up in addition to the 11st control valve is set on pipeline between collection tank 700 and third gas mass flow controller 810
There is the 13rd control valve.
Third gas mass flow controller 810 is connected with tritium oxygen composite catalyzing reactor 300 by pipeline, third gas
The 14th control valve is provided with pipeline between mass flow controller 810 and tritium oxygen composite catalyzing reactor 300.
Above-mentioned Buffer valve 610 and all control valves are stop valve, and stop valve has simple structure, with low cost,
Fluid on-off can be effectively realized quickly.
Meanwhile, this HTO preparation facilitiess are additionally provided with control panel 910 and ionization chamber 920, wherein, control panel 910
Outside glove box, for realizing the Automated condtrol of whole device；Ionization chamber 920 is located inside glove box, for measuring glove
Electric power radiation event in case, to improve the safety of this device.
The operation principle and process of this HTO preparation facilitiess is such：
The first step, opens vacuum pump 800, tritium oxygen compound reactor, tubing, surge tank 600 and exhaust collection tank 700
10-1Pa is evacuated to, vacuum pump 800 is closed.
Second step, heats metal by temperature measurement and control instrument and stores tritium bed 100 to assigned temperature, while tritium oxygen compound reactor
The pre-heat treatment is warming up to assigned temperature.
3rd step, opens the first control valve, the second control valve, the 3rd control valve, the 4th control valve and the
Five control valves, by first gas mass flow controller 110 and second gas mass flow controller 210 simultaneously to tritium oxygen
The tritium gas and oxygen of designated ratio are passed through in composite catalyzing reactor 300, tritium gas and oxygen occur tritium in deuterium tritium catalytic reactor
Oxygen compound reaction generates HTO steam, and HTO steam and unreacted tritium gas, oxygen are cooled down into cold-trap 400 together, absolutely
Most of HTO steam can condense out to form liquid HTO, and remaining tritium gas and tritium gas, the oxygen of containing is together into molecular sieve suction
Device 500 is received, molecular sieve absorber 500 can absorb HTO steam in residual gas, remove tritium gas and oxygen after HTO steam mixed
Conjunction gas is passed through surge tank 600 carries out interim storage.
4th step, opens Buffer valve 610, the 9th control valve and gas circulator 620, by tritium in surge tank 600
The mixed gas of gas and oxygen are transferred to exhaust collection tank 700, by the pressure transducer that is communicated on exhaust collection tank 700 and
Gas pressure and temperature in temperature sensor measurement exhaust collection tank 700, then open the 11st control valve and the 12nd control
Valve processed, determines the tritium gas and the ratio of oxygen of gas in exhaust collection tank 700 by mass spectrograph 900.
5th step, closes the first control valve, the second control valve and the 3rd control valve and first gas quality
Flow controller 110, open the 4th control valve valve, second gas mass flow controller 210, the 5th control valve, the tenth
One control valve, third gas mass flow controller 810 and the 14th control valve, by second gas mass flow control
Device processed 210 and the second mass flow controller are mixed to tritium oxygen composite catalyzing reactor 300 by the tritium oxygen of designated ratio simultaneously
There is tritium oxygen compound reaction in deuterium tritium catalytic reactor and generate HTO steam in G＆O, tritium gas and oxygen, HTO steam enters
Enter 400 cooler of cold-trap, most gaseous state HTOs condense out to form liquid HTO, it is remaining to inhale into molecular sieve containing tritium gas
Device 500 is received, and HTO steam in residual gas is absorbed using molecular sieve.Remove unreacted tritium gas and oxygen mixture after HTO
Body is passed through surge tank 600.
6th step, repeats the 4th step and the 5th step, until the content of tritium is less than 2% in exhaust collection tank 700, tritium oxygen is combined
Rate is more than 98%.
7th step, residual gas are stored in exhaust collection tank 700, close all control valves, are opened the 7th and are controlled valve
Door, to assigned temperature, the HTO steam of effusion condenses out to form liquid after being passed through cold-trap 400 heating molecular sieve absorber 500
HTO.
In sum, this HTO preparation facilitiess include metal storage tritium bed 100, first gas mass flow controller 110, oxygen
Gas cylinder 200, second gas mass flow controller 210 and the tritium oxygen composite catalyzing reactor 300, cold-trap 400 being sequentially communicated,
Exhaust collection tank 700 and vacuum pump 800, first pass through vacuum pump 800 and produce negative pressure, then pass through two gas mass flows again
Controller imports the tritium gas and oxygen of designated ratio so that both occur compound reaction generation to tritium oxygen composite catalyzing reactor 300
HTO steam, then HTO steam is condensed by cold-trap 400 obtain HTO, and residual gas then import exhaust collection tank 700 so as to
Recycle, whole device is reasonable in design, and function is complete, can realize that tritium oxygen is quickly combined, and recycling for tail gas tritium is prepared into
To high-purity HTO, with preparation efficiency height, low cost, it is safe the characteristics of, effectively compensate for the defect of prior art.
The preferred embodiments of the present invention are these are only, the present invention is not limited to, for those skilled in the art
For member, the present invention can have various modifications and variations.All any modifications within the spirit and principles in the present invention, made,
Equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of HTO preparation facilitiess, it is characterised in that including metal storage tritium bed, first gas mass flow controller, oxygen
Bottle, second gas mass flow controller, tritium oxygen composite catalyzing reactor, cold-trap, exhaust collection tank, vacuum pump, the metal
Storage tritium bed is connected with the first gas mass flow controller, the oxygen cylinder and the second gas mass flow controller
Connection, the first gas mass flow controller and the second gas mass flow controller are compound with the tritium oxygen respectively
Catalytic reactor is connected, and the tritium oxygen composite catalyzing reactor connected with the cold-trap, the exhaust collection tank and the vacuum
Pump is connected with the cold-trap respectively.
2. HTO preparation facilitiess according to claim 1, it is characterised in that also including molecular sieve absorber, the cold-trap
Connect with the molecular sieve absorber, the exhaust collection tank and the vacuum pump are connected with the molecular sieve absorber respectively.
3. HTO preparation facilitiess according to claim 1, it is characterised in that also including surge tank, Buffer valve and gas
Body circulation pump, the cold-trap and the surge tank are connected with the Buffer valve respectively, and the Buffer valve is followed with the gas
Ring pump is connected, and the gas circulator is connected with the exhaust collection tank.
4. HTO preparation facilitiess according to claim 1, it is characterised in that also including mass spectrograph, the mass spectrograph and institute
State the connection of exhaust collection tank.
5. HTO preparation facilitiess according to claim 1, it is characterised in that the exhaust collection tank is communicated with third gas
Mass flow controller, the third gas mass flow controller are connected with the tritium oxygen composite catalyzing reactor.
6. HTO preparation facilitiess according to claim 1, it is characterised in that the metal storage tritium bed and the first gas
Between mass flow controller, between the first gas mass flow controller and the tritium oxygen composite catalyzing reactor, institute
State between oxygen cylinder and the second gas mass flow controller, the second gas mass flow controller and the tritium oxygen
Between composite catalyzing reactor, between the tritium oxygen composite catalyzing reactor and the cold-trap, the cold-trap received with the tail gas
Control valve is provided between collection tank and between the cold-trap and the vacuum pump.
7. HTO preparation facilitiess according to claim 1, it is characterised in that the metal storage tritium bed is depleted uranium bed, ZrCo
Based metal hydride bed or Ti based metal hydride beds.
8. HTO preparation facilitiess according to claim 1, it is characterised in that the metal storage tritium bed is provided with measurement and control of temperature
Device.
9. HTO preparation facilitiess according to claim 1, it is characterised in that the tritium oxygen composite catalyzing reactor is provided with
Platinum guaze catalyst or nickel mesh catalyst.
10. a kind of HTO preparation method based on HTO preparation facilitiess described in claim 1, it is characterised in that including following step
Suddenly：
S1：Vacuum pump is opened, evacuation is carried out to tritium oxygen composite catalyzing reactor and exhaust collection tank, close vacuum pump；
S2：Led to into tritium oxygen composite catalyzing reactor by first gas mass flow controller and the second mass flow controller
Enter the tritium gas and oxygen of designated ratio so that tritium gas and oxygen occur compound reaction and produces HTO steam；
S3：The mixed gas of HTO steam, tritium gas and oxygen enter cold-trap, and HTO steam therein condenses to form HTO, tritium
Gas and oxygen are entered in exhaust collection tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611147440.5A CN106586961B (en) | 2016-12-13 | 2016-12-13 | Surabaya preparation facilities and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611147440.5A CN106586961B (en) | 2016-12-13 | 2016-12-13 | Surabaya preparation facilities and method |
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| CN106586961B CN106586961B (en) | 2018-09-07 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111013491A (en) * | 2020-01-10 | 2020-04-17 | 中国工程物理研究院材料研究所 | micro-Pascal water vapor generator and application thereof |
| CN111632461A (en) * | 2020-06-03 | 2020-09-08 | 龙永南 | Rubber banburying tail gas treatment system and method |
| CN112881239A (en) * | 2020-12-30 | 2021-06-01 | 清华大学 | Method and experimental system for determining tritium diffusion coefficient based on accumulated release share |
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| CN111013491A (en) * | 2020-01-10 | 2020-04-17 | 中国工程物理研究院材料研究所 | micro-Pascal water vapor generator and application thereof |
| CN111632461A (en) * | 2020-06-03 | 2020-09-08 | 龙永南 | Rubber banburying tail gas treatment system and method |
| CN112881239A (en) * | 2020-12-30 | 2021-06-01 | 清华大学 | Method and experimental system for determining tritium diffusion coefficient based on accumulated release share |
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| CN106586961B (en) | 2018-09-07 |
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