CN102240530B - Rotating nozzle type liquid lithium-tin alloy reactor - Google Patents
Rotating nozzle type liquid lithium-tin alloy reactor Download PDFInfo
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- CN102240530B CN102240530B CN2011101840101A CN201110184010A CN102240530B CN 102240530 B CN102240530 B CN 102240530B CN 2011101840101 A CN2011101840101 A CN 2011101840101A CN 201110184010 A CN201110184010 A CN 201110184010A CN 102240530 B CN102240530 B CN 102240530B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/10—Nuclear fusion reactors
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Abstract
The invention discloses a rotating nozzle type liquid lithium-tin alloy reactor and belongs to the technical field of fusion reactor liquid blanket. The lithium-tin alloy reactor contains three parts of a reaction bed system, a pipe-line system and a glove box. The bottom of a rotary lifting motor in the lithium-tin alloy reactor passes through a case body and forms a dynamic seal fixed connection with the top of a nozzle connecting rod; the middle portion of the nozzle connecting rod is connected with a stainless steel container; the bottom of the nozzle connecting rod is disposed inside the stainless steel container; and nozzles are disposed on the nozzle connecting rod. The beneficial effects of the invention are as follows: the extraction effect of hydrogen in the liquid lithium-tin alloy is obvious; the measurement result is accurate; the nozzle connecting rod and nozzles can continuously work; and the reaction bed system and the pipe-line system are sealed well.
Description
Technical field
The invention belongs to fusion reactor liquid blanket technical field, be specifically related to a kind of rotating nozzle type liquid lithium-tin alloy reactor.
Background technology
The fusion reactor generating will be the important channel that the mankind obtain inexhaustible clean energy resource.In the conceptual design of fusion reactor, covering is the crucial energy conversion elements that realizes that low cost of electricity-generating and the adaptive fusion energy resource of high environment are used, and its major function comprises tritium propagation, radiation shield and power conversion etc.Covering is divided into liquid multiplication agent covering and solid-state multiplication agent covering by the tritium multiplication agent.The liquid blanket tritium-breeding material has liquid lithium, Liquid LiPb Alloy, liquid lithium-tin alloy, fused salt FLiBe, FLiNaBe etc.At present technology is relatively ripe, what enjoy high praise is Li-Pb alloy, be characterized in that chemism and electrical conductance are lower, magnetohydrodynamic effect a little less than, both served as the tritium multiplication agent in covering, can be used as again cooling agent with the heat carrier band out, and Pb also has the function of neutron multiplication, becomes the first-selected multiplication agent material of international thermonuclear test reactor (ITER) liquid blanket.Compare with Li-Pb alloy, lithium-tin alloy has lower density, vapour pressure, surface tension and viscosity, and Sievert ' the s constant of tritium in lithium-tin alloy is more than 5 times of Li-Pb alloy, is more conducive to the online rapid extraction of tritium, is following very promising multiplication agent material.
Because lithium-tin alloy is novel tritium multiplication agent material, external research is also at the early-stage, and the research of extracting at present hydrogen isotope from liquid lithium tin also is in the theoretical modeling stage, also in material source problems such as the preparation that solves lithium-tin alloy, performance tests.
Summary of the invention
The purpose of this invention is to provide a kind of rotating nozzle type liquid lithium-tin alloy reactor, can simulate the leaching process of Microamounts of Hydrogen in liquid lithium-tin alloy.
Rotating nozzle type liquid lithium-tin alloy reactor of the present invention is characterized in, described reactor contains reaction bed system, pipe-line system and three parts of glove box.The reaction bed system comprises rotation and lifting motor, the vacuscope of the casing outside that is arranged on glove box, and is arranged on shower nozzle connecting rod, carrier gas pressurization cylinder, rustless steel container in casing.Pipe-line system comprises sensor pipeline, protection gas interface pipeline, thermometric pipeline, vacuum interface pipeline.The bottom of described rotation and lifting motor is passed casing and is fixedly connected with by dynamic seal (packing) with the top of described shower nozzle connecting rod, the middle part of shower nozzle connecting rod is connected with rustless steel container, the bottom of shower nozzle connecting rod is placed in rustless steel container, is provided with shower nozzle bottom the shower nozzle connecting rod.One end of carrier gas pressurization cylinder is connected by O type washer sealing with the shower nozzle connecting rod, and the other end of carrier gas pressurization cylinder passes casing, external carrier gas dispensing unit.The periphery of rustless steel container is respectively arranged with heater, heat-insulation layer.One end of sensor pipeline is fixedly connected with rustless steel container top by flange, and the other end passes casing, external hydrogen isotope sensor.One end of thermometric pipeline is fixedly connected with rustless steel container top by flange, and the other end passes casing, the external temperature sensor.Vacuscope is arranged at a side of rotation and lifting motor.Described bottom half is provided with bearing.Described protection gas interface pipeline is arranged at bottom half, external protection gas cylinder.The vacuum interface install pipeline is in casing one side, external vacuum unit.The number of described shower nozzle setting is 4-6.
Principle of the present invention is in metal fluid, three kinds of methods that produce minute bubbles to be arranged: porous plate, rotary nozzle and immersion high speed nozzle.The first is that gas is forced through interconnective netted passage, and the lip-deep aperture of slave plate is shaken off out and produced bubble, although the initial stage forms minute bubbles, when air velocity increased, their conglomerates were difficult to obtain higher bubble density; The characteristics of the second are, the gas process that spray in the hole from the rotary nozzle periphery with low speed, be rotated the shearing force that produces between shower nozzle and liquid metal and be broken into tiny bubble, rotary nozzle stirs liquid metal simultaneously, bubble is fully mixed with liquid metal, and Air Bubble Size depends on that the size in rotary nozzle hole, gas pass through the speed in hole and the circumferential speed of rotary nozzle; The third is to rely on the nozzle high velocity jet gas of submergence to produce very little bubble, compact conformation, and the Reynolds number of nozzle bore depends primarily on the muzzle velocity of gas.Consider the physical chemical characteristics of lithium-tin alloy, reactor of the present invention is set to the rotary nozzle mode, and the inert gas that makes capacity enters metal bath inside with the minute bubbles form, extracts as far as possible quickly and efficiently the hydrogen in melt.
Rotation and lifting motor in the present invention is positioned at the glove box upper end, and its bottom is connected with nozzle connecting masthead end, and its function is that the power of rotation is provided for the shower nozzle connecting rod, realizes moving up and down of shower nozzle connecting rod.Vacuscope is positioned at the glove box top, and its function is to measure the vacuum of reaction bed system.Shower nozzle connecting rod and shower nozzle are core components, and its function is the injection stream that guarantees to obtain to satisfy the experiment needs.The function of rustless steel container is the splendid attire lithium-tin alloy.The effect of heater is to control the experiment reaction temperature, the fusing lithium-tin alloy.The effect of carrier gas pressurization cylinder is to provide the carrier band gas of high pressure.The effect of sensor pipeline is to settle the hydrogen isotope sensor.The effect of protection gas interface pipeline is to provide the inlet channel of argon gas.The effect of thermometric pipeline is to settle temperature sensor.Vacuumizing in reaction bed system and glove box is convenient in the effect of vacuum interface pipeline.The function of glove box is that the working environment of sealing is provided for the reaction bed system, prevents that air, water and liquid lithium-tin alloy from coming in contact.
The invention has the beneficial effects as follows, in liquid lithium-tin alloy, the extraction effect of hydrogen is obvious, and measurement result is accurate, and shower nozzle connecting rod and shower nozzle can continuous operations, reaction bed system and pipe-line system good seal.
Description of drawings
Fig. 1 is the structural representation of rotating nozzle type liquid lithium-tin alloy reactor of the present invention.
In figure, 1. rotation and lifting motor 2. vacuscope 3. shower nozzle connecting rod 4. carrier gas pressurization cylinder 5. sensor pipeline 6. rustless steel container 7. heaters 8. are protected gas interface pipeline 9. thermometric pipeline 10. vacuum interface pipeline 11. casing 12. bearing 13. heat-insulation layer 14. shower nozzles.
The specific embodiment
Below in conjunction with accompanying drawing, content of the present invention is described in further detail.
Fig. 1 is the structural representation of rotating nozzle type liquid lithium-tin alloy reactor of the present invention.In Fig. 1, rotating nozzle type liquid lithium-tin alloy reactor of the present invention contains reaction bed system, pipe-line system and three parts of glove box; The reaction bed system comprises rotation and lifting motor 1, the vacuscope 2 of casing 11 outsides that are arranged on glove box, and is arranged on shower nozzle connecting rod 3, carrier gas pressurization cylinder 4, rustless steel container 6 in casing 11; Pipe-line system comprises sensor pipeline 5, protection gas interface pipeline 8, thermometric pipeline 9, vacuum interface pipeline 10; The bottom of described rotation and lifting motor 1 is passed casing 11 and is fixedly connected with by dynamic seal (packing) with the top of described shower nozzle connecting rod 3, the middle part of shower nozzle connecting rod 3 is connected with rustless steel container 6, the bottom of shower nozzle connecting rod 3 is placed in rustless steel container 6, is provided with shower nozzle 14 on shower nozzle connecting rod 3; One end of carrier gas pressurization cylinder 4 is connected by O type washer sealing with shower nozzle connecting rod 3, and the other end of carrier gas pressurization cylinder 4 passes casing 11, external carrier gas dispensing unit; The periphery of rustless steel container 6 is respectively arranged with heater 7, heat-insulation layer 13; Sensor pipeline 5 one ends are fixedly connected with rustless steel container 6 tops by flange, and the other end passes casing 11, external hydrogen isotope sensor; Thermometric pipeline 9 one ends are fixedly connected with rustless steel container 6 tops by flange, and the other end passes casing 11, the external temperature sensor; Vacuscope 2 is arranged at a side of rotation and lifting motor 1; Described casing 11 bottoms are provided with bearing 12; Described protection gas interface pipeline 8 is arranged at casing 11 bottoms, external protection gas cylinder.Vacuum interface pipeline 10 is arranged at casing 11 1 sides, external vacuum unit.The number of the shower nozzle setting described in present embodiment is 4, and shower nozzle 14 is one of them.
Specific works flow process of the present invention is: rely on the vacuum unit that is connected with vacuum interface pipeline 10, with in casing 11 and the rustless steel container 6 that is wrapped with heat-insulation layer 13 vacuumize, observe vacuscope 2 and be evacuated to the required vacuum of experiment, heater 7, melt lithium-tin alloy simultaneously.Fill hydrogen by the first liquid towards lithium-tin alloy of carrier gas pressurization cylinder 4, rely on the variation of the hydrogen isotope Sensor monitoring hydrogen content in lithium-tin alloy in sensor pipeline 5.The shower nozzle connecting rod 3 of being controlled by rotation and lifting motor 1 carries the carrier band gas that carrier gas pressurization cylinder 4 provides, rotation is immersed liquid lithium tin and is reacted, hydrogen is by diffusing into bubble and leaving bath surface with bubble, the variation of hydrogen content in monitoring lithium tin, calculate the carrier band efficiency index of single and accumulative total, change the parameters such as lithium-tin alloy melt temperature, carrier gas composition and flow, rotation and lifting motor speed and carry out experimental work.Shower nozzle connecting rod 3, the rustless steel container 6 that is wrapped with heat-insulation layer 13, heater 7, carrier gas pressurization cylinder 4, sensor pipeline 5, thermometric pipeline 9 are arranged in the casing 11 of glove box.Select in glove box than the argon gas great, that pyroconductivity is little, cheap to cover, argon gas enters from protection gas interface pipeline 8.
Claims (2)
1. rotating nozzle type liquid lithium-tin alloy reactor is characterized in that: described reactor contains reaction bed system, pipe-line system and three parts of glove box; The reaction bed system comprises outside rotation and lifting motor (1), the vacuscope (2) of casing (11) that is arranged on glove box, and is arranged on shower nozzle connecting rod (3), carrier gas pressurization cylinder (4), rustless steel container (6) in casing (11); Pipe-line system comprises sensor pipeline (5), protection gas interface pipeline (8), thermometric pipeline (9), vacuum interface pipeline (10); Its annexation is, the bottom of described rotation and lifting motor (1) is passed casing (11) and is fixedly connected with by dynamic seal (packing) with the top of described shower nozzle connecting rod (3), the middle part of shower nozzle connecting rod (3) is connected with rustless steel container (6), the bottom of shower nozzle connecting rod (3) is placed in rustless steel container (6), is provided with shower nozzle bottom shower nozzle connecting rod (3); One end of carrier gas pressurization cylinder (4) is connected by O type washer sealing with shower nozzle connecting rod (3), and the other end of carrier gas pressurization cylinder (4) passes casing (11), external carrier gas dispensing unit; The periphery of rustless steel container (6) is respectively arranged with heater (7), heat-insulation layer (13); One end of sensor pipeline (5) is fixedly connected with rustless steel container (6) top by flange, and the other end passes casing (11), external hydrogen isotope sensor; One end of thermometric pipeline (9) is fixedly connected with rustless steel container (6) top by flange, and the other end passes casing (11), external temperature sensor; Vacuscope (2) is arranged at a side of rotation and lifting motor (1); Described casing (11) bottom is provided with bearing (12); Described protection gas interface pipeline (8) is arranged at bottom casing (11); Vacuum interface pipeline (10) is arranged at casing (11) one sides.
2. rotating nozzle type liquid lithium-tin alloy reactor according to claim 1, it is characterized in that: the number of described shower nozzle setting is 4～6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101840101A CN102240530B (en) | 2011-07-04 | 2011-07-04 | Rotating nozzle type liquid lithium-tin alloy reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101840101A CN102240530B (en) | 2011-07-04 | 2011-07-04 | Rotating nozzle type liquid lithium-tin alloy reactor |
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| CN102240530A CN102240530A (en) | 2011-11-16 |
| CN102240530B true CN102240530B (en) | 2013-06-19 |
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| CN2011101840101A Expired - Fee Related CN102240530B (en) | 2011-07-04 | 2011-07-04 | Rotating nozzle type liquid lithium-tin alloy reactor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103569538B (en) * | 2012-10-30 | 2015-10-28 | 常州大学 | A kind of pot liquid short range transfer carrying method and device |
| WO2015021403A1 (en) * | 2013-08-08 | 2015-02-12 | Lawrence Livermore National Security, Llc | Ternary alloy and eutectic heat transfer fluid composition for fusion blankets |
| CN114322589A (en) * | 2021-12-20 | 2022-04-12 | 湖南汉华京电清洁能源科技有限公司 | Automatic stirring device for lithium alloy |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510450A (en) * | 2009-03-31 | 2009-08-19 | 北京科技大学 | Method for preparing ceramic tritium proliferation agent in fusion stack cladding |
| CN201877134U (en) * | 2010-10-27 | 2011-06-22 | 核工业西南物理研究院 | TBW for tritium breeding and energy extraction |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510450A (en) * | 2009-03-31 | 2009-08-19 | 北京科技大学 | Method for preparing ceramic tritium proliferation agent in fusion stack cladding |
| CN201877134U (en) * | 2010-10-27 | 2011-06-22 | 核工业西南物理研究院 | TBW for tritium breeding and energy extraction |
Non-Patent Citations (2)
| Title |
|---|
| 液态锂锡合金中微量氢的提取;谢波 等;《核化学与放射化学》;20100630;第32卷(第3期);第172-176页 * |
| 谢波 等.液态锂锡合金中微量氢的提取.《核化学与放射化学》.2010,第32卷(第3期),第172-176页. |
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