CN208752071U - A kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system - Google Patents
A kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system Download PDFInfo
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- CN208752071U CN208752071U CN201820806522.4U CN201820806522U CN208752071U CN 208752071 U CN208752071 U CN 208752071U CN 201820806522 U CN201820806522 U CN 201820806522U CN 208752071 U CN208752071 U CN 208752071U
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- 239000007788 liquid Substances 0.000 title claims abstract description 271
- 229910001152 Bi alloy Inorganic materials 0.000 title claims abstract description 59
- 238000005530 etching Methods 0.000 title claims abstract description 26
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 353
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims abstract description 353
- 238000002474 experimental method Methods 0.000 claims abstract description 95
- 239000000463 material Substances 0.000 claims abstract description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000001301 oxygen Substances 0.000 claims abstract description 20
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 20
- 238000000746 purification Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims description 25
- 239000007789 gas Substances 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 5
- 238000011160 research Methods 0.000 abstract description 9
- 238000004458 analytical method Methods 0.000 abstract description 8
- 230000007812 deficiency Effects 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 34
- 238000000034 method Methods 0.000 description 9
- 229910001338 liquidmetal Inorganic materials 0.000 description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000012790 confirmation Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 238000010792 warming Methods 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- BDJYZEWQEALFKK-UHFFFAOYSA-N bismuth;hydrate Chemical compound O.[Bi] BDJYZEWQEALFKK-UHFFFAOYSA-N 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
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- CJJMLLCUQDSZIZ-UHFFFAOYSA-N oxobismuth Chemical compound [Bi]=O CJJMLLCUQDSZIZ-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides a kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system, including liquid lead bismuth circulation experiment device, the liquid lead bismuth circulation experiment device specifically includes power pump group, preheater, the components such as the first experimental section, the second experimental section, heat exchanger, oxygen control system, purification system, expansion tank, material storing box, several flowmeters, several pressure transmitters and several lead bismuth valves.It is switched on or off by controlling different lead bismuth valves, so that liquid lead bismuth alloy selects different circuits to carry out the experiment of the compatibility feature of relevant device hot-working hydraulic characteristic and functional characteristic and equipment and materials and lead bismuth in different experiments section in completion system.Implement the utility model, can realize the analysis and research to liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic in place of overcome the deficiencies in the prior art.
Description
Technical field
The utility model relates to nuclear energy technology field more particularly to a kind of liquid lead bismuth alloy hot-working hydraulic characteristic and corrosion
Property testing system.
Background technique
Nuclear energy has already taken up increasingly consequence in world today's energy field, and with the development of nuclear energy, such as
What adequately utilizes limited uranium resource, effectively handles nuke rubbish, increasingly causes the attention of people.Liquid lead bismuth is closed
Golden cooled reactor is exactly the effective outlet to solve the above problems.Liquid lead bismuth alloy is as coolant, although having good
Thermal conductivity, but due to active chemical property, high-melting-point and corrosivity, so that thermal-hydraulic performance and corrosive nature
Research has extreme difficulty.
For the safety analysis of the design-build and fast stack operation of fast reactor, the hot-working hydraulic characteristic of liquid lead bismuth alloy
Research is again essential.Therefore the experiment that can complete the analysis and research of liquid lead bismuth alloy hot-working hydraulic characteristic must be built
Device.
Currently, many scholars expand analysis and research to liquid lead bismuth alloy hot-working hydraulic characteristic, including use for reference other gold
Belong to hot-working hydraulic characteristic experiment.For example, application notification number is CN103413579A, a kind of entitled lead bismuth alloy Natural Circulation time
The utility model patent of road system, the system structure is simple, and flow is small, and instrument arrangement is simple and crude, is suitable for theoretical research and mechanism
Experiment, it is limited to the directive function of practical engineering application, it can not be real as being carried out to liquid lead bismuth alloy thermal-hydraulic performance
Test the circuit of research.For another example, application notification number is CN102254577A, entitled liquid metal sodium thermal-hydraulic experiment circuit system
The utility model patent of system and its application method, is only applicable to liquid-state metallic sodium experiment loop.Since lead bismuth alloy has corrosion
Property, and liquid lead bismuth oxygen concentration is affected to lead bismuth physical property, so that the system is not suitable for the experiment of lead bismuth.
But the research of the hot-working hydraulic characteristic of existing liquid lead bismuth alloy remain it is many it is to be improved not
Foot place, cannot achieve and effectively analyzed and researched to liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic.
Utility model content
The technical problem to be solved by the embodiment of the utility model is, it is special to provide a kind of liquid lead bismuth alloy thermal-hydraulic
Property and etching characteristic experimental system, can realize special to liquid lead bismuth alloy thermal-hydraulic in place of overcome the deficiencies in the prior art
The analysis and research of property and etching characteristic.
In order to solve the above-mentioned technical problem, it is special to provide a kind of liquid lead bismuth alloy thermal-hydraulic for the utility model embodiment
Property and etching characteristic experimental system, including liquid lead bismuth circulation experiment device；Wherein,
The liquid lead bismuth circulation experiment device includes:
Liquid main pipeline；
It is set on the liquid main pipeline, and sequentially is serially connected to form connected loop by the liquid main pipeline
Driving pump group, first pressure transmitter, first flowmeter, preheater, second pressure transmitter, the first lead bismuth valve, glove box,
Oxygen control system, purification system, second flowmeter, the second lead bismuth valve, third pressure transmitter, third lead bismuth valve, heat exchanger, the 4th
Lead bismuth valve and expansion tank；
First liquid subtube, the both ends of the first liquid subtube are attempted by the liquid main pipeline, and one
Between the preheater and the second pressure transmitter, the other end is located at the third pressure transmitter and described changes at end
Between hot device；
Be set on the first liquid subtube, and by the first liquid subtube be sequentially serially connected after with
The 5th lead bismuth valve, the 4th pressure transmitter, the 6th lead bismuth valve, the first experimental section, the 7th lead bismuth of the liquid main pipeline connection
Valve and the 5th pressure transmitter；
One end of second liquid subtube, the second liquid subtube is accessed in the first liquid subtube, and its
It is equipped with the 8th lead bismuth valve；
The material storing box being connected to by the second liquid subtube with the first liquid subtube；Wherein, the storing
A certain amount of lead bismuth alloy is stored in case, one end is connected with the other end of the second liquid subtube, and on its outer wall
Equipped with first heater；
Third liquid subtube, the third liquid subtube are equipped with the 9th lead bismuth valve；Wherein, the third liquid point
The both ends of pipeline are attempted by the liquid main pipeline, and one end is located at the third pressure transmitter and the third lead bismuth valve
Between, the other end is between the 4th lead bismuth valve and the expansion tank；
4th liquid subtube, the 4th liquid subtube are equipped with the tenth lead bismuth valve；Wherein, the third liquid point
The both ends of pipeline are respectively connected in the liquid main pipeline and the second liquid subtube, are accessed in the liquid main pipeline
One end between the second lead bismuth valve and the third pressure transmitter, access in the second liquid subtube
One end is between the 5th lead bismuth valve and the 4th pressure transmitter.
Wherein, the driving pump group includes mechanical pump, permanent magnet pump, the 11st lead bismuth valve, the 12nd lead bismuth valve, the 13rd lead
Bismuth valve and the 14th lead bismuth valve；Wherein,
The 11st lead bismuth valve, the 12nd lead bismuth valve and mechanical pump form the first driving branch, the 13rd lead bismuth
Valve, the 14th lead bismuth valve and permanent magnet pump form the second driving branch, and the first driving branch and the second driving branch
Mutually and connect；Wherein, the 11st lead bismuth valve and the 12nd lead bismuth valve are respectively arranged at the two sides of the mechanical pump；It is described
13rd lead bismuth valve and the 14th lead bismuth valve are respectively arranged at the two sides of the permanent magnet pump.
Wherein, the liquid lead bismuth circulation experiment device further include:
5th liquid subtube, the 5th liquid subtube is attempted by the liquid main pipeline, and its both ends is also divided
The both ends of the first driving branch and the both ends of the second driving branch in the driving pump group are not connected；
Be set on the 5th liquid subtube, and after being serially connected by the 5th liquid subtube with it is described
The 15th lead bismuth valve, third flowmeter and the 6th pressure transmitter of liquid main pipeline connection.
Wherein, the liquid lead bismuth circulation experiment device further include:
6th liquid subtube, the 6th liquid subtube is attempted by the first liquid subtube, and one end
Between the 4th pressure transmitter and the 6th lead bismuth valve, the other end is located at the 7th lead bismuth valve and the described 5th
Between pressure transmitter；
It is set on the 6th liquid subtube, and is serially connected and described by the 6th liquid subtube
The 16th lead bismuth valve, the 17th lead bismuth valve and the second experimental section of one liquid subtube connection；Wherein, the 16th lead bismuth valve
The two sides of second experimental section are respectively arranged at the 17th lead bismuth valve.
Wherein, the inside of the material storing box and the expansion tank is equipped with liquidometer.
Wherein, the liquid main pipeline, the first liquid subtube, second liquid subtube, third liquid subtube, the 4th
One or more is equipped with secondary heating mechanism among liquid subtube, the 5th liquid subtube and the 6th liquid subtube.
Wherein, the first lead bismuth valve, the second lead bismuth valve, third lead bismuth valve, the 4th lead bismuth valve, the 5th lead bismuth valve, the 6th
Lead bismuth valve, the 7th lead bismuth valve, the 8th lead bismuth valve, the 9th lead bismuth valve, the tenth lead bismuth valve, the 11st lead bismuth valve, the 12nd lead bismuth valve,
13rd lead bismuth valve, the 14th lead bismuth valve, the 15th lead bismuth valve, the 16th lead bismuth valve and the 17th lead bismuth valve are check-valves.
It wherein, further include experimental system cleaning device；Wherein,
The experimental system cleaning device includes:
Admission line, the both ends of the admission line are connected with the material storing box and the expansion tank respectively；
Gas cylinder, the gas cylinder is filled with a certain amount of inert gas, and the gas cylinder accesses in the admission line；
The first air valve, the second air valve, the first air gauge and the second air gauge being set on the admission line；Wherein,
First air valve and first air gauge are respectively positioned on the gas cylinder close to one end of the material storing box, second air valve and
Second air gauge is respectively positioned on the gas cylinder close to one end of the expansion tank；
Pump-line, the pump-line are equipped with third air valve, and one end is connected with the expansion tank；
Vacuum pump, the vacuum pump are connected with the other end of the pump-line.
Wherein, the experimental system cleaning device further include:
Exhaust pipe, the exhaust pipe are equipped with the 4th air valve, and one end is connected with the expansion tank；
Discharge filter, the discharge filter are connected with the other end of the exhaust pipe.
Wherein, first air valve, the second air valve, third air valve and the 4th air valve are check-valves.
Implement the utility model embodiment, has the following beneficial effects:
1, the utility model is heated by the first heater outside material storing box to lead bismuth alloy, and passes through lead bismuth
Secondary heating mechanism outside the flowed through fluid pipeline of alloy continues to heat and keep the liquid that lead bismuth alloy is in mobility, can
Ensure that the pressure boundary contacted with lead bismuth alloy can be effectively heated, avoids the problem that local lead bismuth alloy solidification causes, because
This utility model has perfect auxiliary heating and temperature control design, has many advantages, such as whole quick heating, temperature control is accurate, makes
It is high to obtain the utility model running temperature, experimental temperature span is big, can meet different test purposes；
2, the utility model is equipped with the oxygen control system and purification system of liquid lead bismuth alloy on liquid main pipeline, can control
The oxygen concentration and impurity of experimental system processed can test experiment for material and provide stable condition, while devise water- to-water heat exchanger
With the heat exchange of the high powers such as preheater, heating equipment, and the first experimental section for being reserved on the first liquid subtube and in the 6th liquid
The the second experimental section also devices such as mountable similar steam generator, fuel assembly reserved on body subtube, can be used for Study On Lead
Bismuth alloy flows hot and heat transfer characteristic, while being also reserved with multiple open interfaces, can be adjusted flexibly according to actual needs, be
The experiment demand of different field provides support；
3, the utility model is equipped with high temperature glove box on liquid main pipeline, can be used for the online of liquid lead bismuth and test block
Sampling and analysis；
4, the utility model is equipped with third flowmeter and the 5th pressure transmitter on the 5th liquid subtube, can survey for a long time
Liquid metal conveying equipment (electromagnetic pump or mechanical pump) performance is tried, the production of liquid metal conveying equipment is solved and is unable to test production
Moral character energy or test period short problem；
5, the utility model point layout is comprehensive, can test the performance of liquid metal sensor, instrument simultaneously, and can mention
For more test parameter and data, comprehensive support is provided for properties of product test, optimization, research and development；
6, the utility model is equipped with discharge filter on expansion tank, and metallic dust is avoided to leak to environment and personnel health
It damages.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, obtains other drawings based on these drawings the scope for still falling within the utility model.
Fig. 1 is the liquid lead bismuth alloy hot-working hydraulic characteristic that the utility model embodiment one provides and etching characteristic experiment system
The attachment structure schematic diagram of system.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
As shown in Figure 1, a kind of liquid lead bismuth alloy hot-working hydraulic characteristic to provide in the utility model embodiment one and
Etching characteristic experimental system, including liquid lead bismuth circulation experiment device；Wherein,
Liquid lead bismuth circulation experiment device includes:
Liquid main pipeline L1；
It is set on liquid main pipeline L1, and is sequentially serially connected to form the drive of connected loop by liquid main pipeline L1
Dynamic pump group 2, first pressure transmitter 3, first flowmeter 4, preheater 5, second pressure transmitter 6, the first lead bismuth valve LBE-1,
Glove box 7, oxygen control system 8, purification system 9, second flowmeter 10, the second lead bismuth valve LBE-2, third pressure transmitter 11,
Three lead bismuth valve LBE-3, heat exchanger 12, the 4th lead bismuth valve LBE-4 and expansion tank 13；Wherein, material storing box 1 and expansion tank 13 is interior
Portion is equipped with liquidometer, can monitor 13 inside real-time level of material storing box 1 and expansion tank, also can be all flow meter calibrations
Calibration foundation is provided；Preheater 5 is made of high temperature resistant and corrosion-resistant material, quickly to the lead bismuth medium liter by preheater 5
Temperature provides high temperature boundary condition to object of experiment temperature for experimental section；Heat exchanger 12 is lead bismuth-water pipe shell heat exchanger, shell side
Liquid lead bismuth is walked, tube side walks cooling water, and effect is to the lead bismuth medium cooling for passing through heat exchanger 12；Glove box 7 is used for liquid lead
The equipment of bismuth sampling, internal filling with inert gas (such as argon gas).It is connect configured with valve with circuit in case, it can using pressure difference glove box
It realizes liquid lead bismuth sample in the case of a high temperature, promotes conventional efficient；Oxygen control system 8 includes that oxygen concentration testing and oxygen concentration control
System composition, for system oxygen concentration to be monitored and controlled；Purification system 9 is to utilize impurity cooling analysis filtering realization, including lead
Bismuth cooling device, lead bismuth filter etc., effect are to come out the contaminant filter in lead bismuth medium, avoid impurity effect stability；
The both ends of first liquid subtube L2, the first liquid subtube L2 are attempted by liquid main pipeline L1, and one
Between preheater 5 and second pressure transmitter 6, the other end is located at third pressure transmitter 11 and the heat exchanger 12 at end
Between；
Be set on the first liquid subtube L2, and by the first liquid subtube L2 be sequentially serially connected after with liquid
Main pipeline L1 connection the 5th lead bismuth valve LBE-5, the 4th pressure transmitter 14, the 6th lead bismuth valve LBE-6, the first experimental section M1,
7th lead bismuth valve LBE-7 and the 5th pressure transmitter 15；
One end of second liquid subtube L3, second liquid subtube L3 are accessed in the first liquid subtube L2, and thereon
Equipped with the 8th lead bismuth valve LBE-8；
The material storing box 1 being connected to by second liquid subtube L3 with the first liquid subtube L2；Wherein, it is deposited in material storing box 1
A certain amount of lead bismuth alloy is contained, one end is connected with the other end of second liquid subtube L3, and its outer wall is equipped with first
Heating device；
Third liquid subtube L4, third liquid subtube L4 are equipped with the 9th lead bismuth valve LBE-9；Wherein, third liquid
The both ends of body subtube L4 are attempted by liquid main pipeline L1, and one end is located at third pressure transmitter 11 and third lead bismuth valve
Between LBE-3, the other end is between the 4th lead bismuth valve LBE-4 and expansion tank 13；
4th liquid subtube L5, the 4th liquid subtube L5 is equipped with the tenth lead bismuth valve LBE-10；Wherein, third liquid
The both ends of subtube L4 are respectively connected in liquid main pipeline L1 and second liquid subtube L3, are accessed in liquid main pipeline L1
One end in second liquid subtube L3 is accessed between the second lead bismuth valve LBE-2 and third pressure transmitter 11 in one end
Between the 5th lead bismuth valve LBE-5 and the 4th pressure transmitter 14.
It should be noted that can be effectively heated in order to ensure the pressure boundary contacted with lead bismuth alloy, avoid
Local lead bismuth alloy solidifies the problem of initiation in pipeline, therefore using in liquid main pipeline L1, the first liquid subtube L2, the
Secondary heating mechanism is set on two liquid subtube L3, third liquid subtube L4 and the 4th liquid subtube L5, is even existed
Secondary heating mechanism is all used on all devices so that wholly liquid state lead bismuth circulation experiment device have perfect auxiliary heating and
Temperature control design, to have many advantages, such as whole quick heating, temperature control is accurate.First heater and secondary heating mechanism can be with
It is made of heating wire and the power controller for adjusting heating wire；Wherein, heating wire winding passes through on pipeline or the outer wall of equipment
The temperature of power controller adjusting heating wire.Before experiment starts, to there is lead bismuth flow of media/arrival component during the experiment
Such as pipeline, equipment heat, and liquid lead bismuth circulation experiment device is integrally heated to lead bismuth fusing point temperatures above；In experimentation
In, it is liquid lead bismuth circulation experiment device heat tracing, supplements liquid lead bismuth circulation experiment device heat waste, guarantees that liquid lead bismuth circulation is real
Experiment device has more stable temperature boundary condition during the experiment.
It is understood that after the 8th lead bismuth valve LBE-8 on second liquid subtube L3 is opened, the lead bismuth of material storing box 1
After alloy heating, liquid lead bismuth alloy is injected into liquid main pipeline L1 by the first liquid subtube L2, selects the first lead bismuth
Valve LBE-1, the second lead bismuth valve LBE-2, third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4 are opened, and the 5th lead bismuth valve LBE-
5, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7, the 9th lead bismuth valve LBE-9 and the tenth lead bismuth valve LBE-10 are closed, and are passed through
Oxygen control system 9 and purification system 10 control the oxygen concentration and impurity of liquid lead bismuth circulation experiment device, can be real for material test
It tests and stable condition is provided, realize hot-working hydraulic characteristic and etching characteristic of the lead bismuth alloy in entire liquid main pipeline L1 circulation
Experiment.However, liquid lead bismuth alloy does not need to exchange heat in liquid main pipeline L1, the first lead bismuth valve LBE-1, second can choose
Lead bismuth valve LBE-2, the 9th lead bismuth valve LBE-9 are opened, and third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4, the 5th lead bismuth valve
LBE-5, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7 and the tenth lead bismuth valve LBE-10 are closed, and are in charge of by third liquid
Road L4 guides the liquid lead bismuth alloy in liquid main pipeline L1, completes liquid lead bismuth alloy in liquid main pipeline L1- third liquid
Hot-working hydraulic characteristic and etching characteristic experiment in subtube L4- liquid main pipeline L1 circulation.
Similarly, third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4, the 5th lead bismuth valve LBE-5, the tenth lead bismuth are opened in selection
Valve LBE-10, and the first lead bismuth valve LBE-1, the second lead bismuth valve LBE-2, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7,
9th lead bismuth valve LBE-9 is closed, and guides the liquid lead bismuth alloy in liquid main pipeline L1 by the 4th liquid subtube L5, complete
It is followed at liquid lead bismuth alloy in the 4th liquid subtube L5- liquid main pipeline L1 of liquid main pipeline L1- the first liquid subtube L2-
Hot-working hydraulic characteristic and etching characteristic experiment in ring.However, liquid lead bismuth alloy does not need to exchange heat in liquid main pipeline L1,
It can choose and open the 5th lead bismuth valve LBE-5, the 9th lead bismuth valve LBE-9, the tenth lead bismuth valve LBE-10, and the first lead bismuth valve LBE-
1, the second lead bismuth valve LBE-2, third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve
LBE-7 is closed, and is guided the liquid lead bismuth alloy in the 4th liquid subtube L5 by third liquid subtube L4, is completed liquid lead
Bismuth alloy is in the 4th liquid subtube L5- third liquid subtube L4- liquid of liquid main pipeline L1- the first liquid subtube L2-
Hot-working hydraulic characteristic and etching characteristic experiment in main pipeline L1 circulation.
Certainly, the experiment of Yao Kaiqi experimental section, can in these cases, by the 5th lead bismuth valve LBE-5, the 6th lead bismuth valve
LBE-6, the 7th lead bismuth valve LBE-7 are adjusted to unlatching by closing.And so on, obtain the experiment user of different modes
Formula no longer repeats one by one.
In the utility model embodiment, driving pump group 2 includes mechanical pump 16, permanent magnet pump 17, the 11st lead bismuth valve LBE-
11, the 12nd lead bismuth valve LBE-12, the 13rd lead bismuth valve LBE-13 and the 14th lead bismuth valve LBE-14；Wherein, the 11st lead bismuth
Valve LBE-11, the 12nd lead bismuth valve LBE-12 and mechanical pump 16 form the first driving branch, the 13rd lead bismuth valve LBE-13, the tenth
Four lead bismuth valve LBE-14 and permanent magnet pump 17 form the second driving branch, and the first driving branch and second drives branch phase and connects；
Wherein, the 11st lead bismuth valve LBE-11 and the 12nd lead bismuth valve LBE-12 is respectively arranged at the two sides of mechanical pump 16；13rd lead
Bismuth valve LBE-13 and the 14th lead bismuth valve LBE-14 is respectively arranged at the two sides of permanent magnet pump 17.
It should be noted that realizing that kinetic pump is mutually brought ensures using mechanical pump 16 and permanent magnet pump 17 as driving pump group 2
Liquid lead bismuth circulation experiment device can have enough power.Meanwhile the motor of mechanical pump 16 is variable-frequency motor, pump housing material
High temperature resistant and corrosion-resistant, the effect of the pump are to provide defeated larger (to compare electromagnetism for the flowing of liquid lead bismuth circulation experiment device lead bismuth
17) pump send power, be suitable for the biggish experiment of flow resistance, and can realize flow tune by control frequency and controlling opening of valve
Section.Mechanical pump 16 should be mounted on the higher position of liquid main pipeline L1, specifically should ensure that in the pump housing liquid heavy metal liquid level and be
Voltage-stablizer liquid level of uniting is close (determining exact value according to practical situations).17 efficiency of permanent magnet pump is higher, and pump is configured with special
Cooling system guarantees that permanent magnet is run at a lower temperature, avoids demagnetization, which sets as the driving of long period of experiments
Standby, performance is stablized, and high-efficient (conventional electromagnetic efficiency of pump < 10%, permanent magnetism efficiency of pump > 60%), heat production is low, runs shadow to circuit
Sound is small.
In the utility model embodiment, in order to realize to pump performance test experiment (such as mechanical pump 16 and permanent magnet pump 17),
Therefore the liquid lead bismuth circulation experiment device further include:
5th liquid subtube L6, the 5th liquid subtube L6 is attempted by liquid main pipeline L1, and its both ends is also divided
The both ends of the first driving branch and the both ends of the second driving branch in pump group 2 Lian Jie not driven；
It is set on the 5th liquid subtube L6, and is responsible for after being serially connected by the 5th liquid subtube L6 with liquid
The 15th lead bismuth valve LBE-15, third flowmeter 18 and the 6th pressure transmitter 19 of road L1 connection.
In the utility model embodiment, in order to increase test object, by increasing liquid lead bismuth circulation experiment device
Experimental section, therefore liquid lead bismuth circulation experiment device further include:
6th liquid subtube L7, the 6th liquid subtube L7 is attempted by the first liquid subtube L2, and one end
Between the 4th pressure transmitter 14 and the 6th lead bismuth valve LBE-6, the other end is located at the 7th lead bismuth valve LBE-7 and the 5th pressure
Between transmitter 15；
It is set on the 6th liquid subtube L7, and is serially connected and the first liquid point by the 6th liquid subtube L7
The 16th lead bismuth valve LBE-16, the 17th lead bismuth valve LBE-17 and the second experimental section M2 of pipeline L2 connection；Wherein, the 16th lead
Bismuth valve LBE-16 and the 17th lead bismuth valve LBE-17 is respectively arranged at the two sides of the second experimental section M2.
It should be noted that the second heating dress also can be set in the 5th liquid subtube L6 and the 6th liquid subtube L7
It sets, it is ensured that in experimentation, be liquid lead bismuth circulation experiment device heat tracing, supplement liquid lead bismuth circulation experiment device heat waste, protect
Card liquid lead bismuth circulation experiment device has more stable temperature boundary condition during the experiment.All lead bismuth valves are non-return
Valve, i.e. the first lead bismuth valve LBE-1 to the 17th lead bismuth valve LBE-17 be check-valves.
In the utility model embodiment, in order to enable liquid lead bismuth circulation experiment device can give liquid lead bismuth alloy
One good experimental situation, so that the experimental data of the hot-working hydraulic characteristic and etching characteristic that obtain can be more accurate, therefore
It needs to be equipped with experimental system cleaning device to come to the cleaning before liquid lead bismuth circulation experiment device use.Experimental system cleaning dress
It sets and specifically includes:
The both ends of admission line J1, admission line J1 are connected with material storing box 1 and expansion tank 13 respectively；
Gas cylinder 20, gas cylinder 20 is filled with a certain amount of inert gas, and gas cylinder 20 accesses in admission line J1；Wherein, lazy
Property gas includes but is not limited to argon gas etc.；
The first air valve Q-1, the second air valve Q-2, the first air gauge 21 and the second air gauge being set on admission line J1
22；Wherein, the first air valve Q-1 and the first air gauge 21 are respectively positioned on gas cylinder 20 close to one end of material storing box 1, the second air valve Q-2 and
Second air gauge 22 is respectively positioned on gas cylinder 20 close to one end of expansion tank 13；
Pump-line J2, pump-line J2 are equipped with third air valve Q-3, and one end is connected with expansion tank 13；
Vacuum pump 23, the vacuum pump 23 are connected with the other end of pump-line J2；
Wherein, the first air valve Q-1, the second air valve Q-2 and third air valve Q-3 are check-valves.
In the utility model embodiment, for the air pressure of regulation experiment environment, the experimental system cleaning device further include:
Exhaust pipe J3, exhaust pipe J3 are equipped with the 4th air valve Q-4, and one end is connected with expansion tank 13；Wherein, the 4th
Air valve Q-4 is check-valves；
Discharge filter 24, the discharge filter 24 are connected with the other end of exhaust pipe J3, pass through discharge filter 24
Filtering exhaust avoids leaded bismuth meal dirt from leaking, damages to environment and personnel.
In the utility model embodiment, the work of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system is former
Reason are as follows:
After determining the condition for having and starting experiment (electric checking, leakage check etc. are completed), carry out testing preceding preparation.
Firstly, being cleaned by experimental system cleaning device to liquid lead bismuth circulation experiment device.Confirmation closes first
Q-1 and the second air valve Q-2 is opened third air valve Q-3, is then vacuumized liquid lead bismuth circulation experiment device using vacuum pump 23
After being less than 20Pa to absolute pressure, third air valve Q-3 is closed, maintain 15 minutes or more, the second air valve Q-2 is then opened, is utilized
Gas cylinder 20 continues to liquid lead bismuth circulation experiment device aeration, until 22 pressure of the second air gauge is stablized to about 0.4MPa, and ties up
Keep steady fixed 30 minutes or more, then open the 4th air valve Q-4 and be deflated to system pressure and be slightly above normal pressure, repeat it is above-mentioned vacuumize-
Gas injection-bleed air operation.It needs to repeat the above steps 5 times or more before experiment, to reduce the concentration of system oxidation gas (oxygen), protect
It is in inert gas (such as argon gas) environment during demonstrate,proving the heating operation of liquid lead bismuth circulation experiment device.Last time control first
Air gauge 21 and the second air gauge 22 are slightly above environmental pressure (> 0.1MPa).
Secondly, utilizing first heater and the after experimental system cleaning device cleaning liquid lead bismuth circulation experiment device
Two heating devices integrally heat up liquid lead bismuth circulation experiment device, so that heating point maintains one section after should being slightly above lead bismuth fusing point
Time, it is therefore an objective to guarantee that liquid lead bismuth circulation experiment device is integrally heated to target temperature, avoid temperature uneven, it is ensured that lead bismuth
All fusings.
Then, liquid lead bismuth is depressed into liquid lead bismuth circulation experiment device pipeline from material storing box 1 using air pressure, until swollen
13 middle part of swell, concrete operation method are as follows: close the second air valve Q-2, open the first air valve Q-1,20 pressure of gas cylinder is adjusted, by liquid
State lead bismuth slow transits through second liquid subtube L3 from material storing box 1 and is depressed into liquid lead bismuth circulation experiment device, until lead bismuth liquid
Position to 13 middle part of expansion tank (its internal liquidometer is observed to judge), then stops pressurization, keeps existing pressure for a period of time,
Guarantee that lead bismuth medium is full of liquid lead bismuth circulation experiment device, closes the 8th lead bismuth valve LBE-8 and the first air valve Q-1, third gas
Valve Q-3, the 4th air valve Q-4.
Then, it is tested by liquid lead bismuth circulation experiment device.Experimentation control method is according to experiment purpose point
Five kinds, the first is the experiment that oxygen control system 8 and purification system 9 do not come into operation, suitable for the experiment that temperature is lower or the time is shorter；
Second is that oxygen control system 8 and purification system 9 come into operation, but the experiment that glove box 7 does not come into operation, experimental subjects are the first experiments
Section M1 or the second experimental section M2, is suitable for that temperature is higher or time longer experiment；The third is oxygen control system 8 and purification system
9 come into operation, the experiment that glove box 7 also comes into operation, and include test block in glove box, are applicable in the reality for needing online replacement experiment test object
It tests；4th kind is pump performance test experiment；5th kind is the experiment of lead bismuth flow meter calibration.
In the first experiment, oxygen control system 8 and purification system 9 do not come into operation.It determines before testing after the completion of preparation, it is false
It is fixed using the first experimental section M1 as test object, specific implementation method are as follows: all air valves are closed in confirmation, i.e. the first air valve Q-1 to the
Four air valve Q-4 open third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4, the 5th lead bismuth valve LBE-5, the tenth lead bismuth valve LBE-
10, and close the first lead bismuth valve LBE-1, the second lead bismuth valve LBE-2, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7, the 8th
Lead bismuth valve LBE-8, the 9th lead bismuth valve LBE-9, the 16th lead bismuth valve LBE-16 and the 17th lead bismuth valve LBE-17.Determine valve shape
After state, opening mechanical pump 16, (correspondence need to close the 13rd lead bismuth valve LBE-13, the 14th lead bismuth valve LBE-14 and the 15th lead bismuth
Valve LBE-15, open the 11st lead bismuth valve LBE-11 and the 12nd lead bismuth valve LBE-12) or permanent magnet pump 17 (correspondence need to close the tenth
One lead bismuth valve LBE-11, the 12nd lead bismuth valve LBE-12 and the 15th lead bismuth valve LBE-15 open the 13rd lead bismuth valve LBE-13
With the 14th lead bismuth valve LBE-14), permanent magnet pump 17 is adjusted by adjusting frequency adjusting mechanical pump 16 power output or by adjusting voltage
Power output, and then regulating loop flow.If experimental section needs higher temperature environment, preheater 5 can be opened by lead bismuth medium in short-term
Between be warming up to target temperature, after lead bismuth medium by lead bismuth medium being cooled to experimental system with heat exchanger 12 and is set after experimental section
It counts in temperature range.According to experiment needs, carry out related experiment.
In second of experiment, oxygen control system 8 and purification system 9 come into operation, and heat exchanger 12 comes into operation.It is assumed that with the second experimental section
M2 is test object, specific implementation method are as follows: all air valves are closed in confirmation, i.e. the first air valve Q-1 to the 4th air valve Q-4 is opened
First lead bismuth valve LBE-1, the second lead bismuth valve LBE-2, third lead bismuth valve LBE-3, the 4th lead bismuth valve LBE-4, the tenth lead bismuth valve
LBE-10, the 16th lead bismuth valve LBE-16 and the 17th lead bismuth valve LBE-17 close the 5th lead bismuth valve LBE-5, the 6th lead bismuth valve
LBE-6, the 7th lead bismuth valve LBE-7, the 8th lead bismuth valve LBE-8, the 9th lead bismuth valve LBE-9.After determining valve state, machine is opened
Tool pump 16 (correspondence need to close the 13rd lead bismuth valve LBE-13, the 14th lead bismuth valve LBE-14 and the 15th lead bismuth valve LBE-15,
Open the 11st lead bismuth valve LBE-11 and the 12nd lead bismuth valve LBE-12) or permanent magnet pump 17 (correspondence need to close the 11st lead bismuth valve
LBE-11, the 12nd lead bismuth valve LBE-12 and the 15th lead bismuth valve LBE-15 open the 13rd lead bismuth valve LBE-13 and the 14th
Lead bismuth valve LBE-14), the power output of permanent magnet pump 17 is adjusted by adjusting frequency adjusting mechanical pump 16 power output or by adjusting voltage, into
And regulating loop flow.If experimental section needs higher temperature environment, preheater 5 can be opened and be warming up to the lead bismuth medium short time
Lead bismuth medium is cooled to experimental system design temperature model with heat exchanger 12 after lead bismuth medium is by experimental section by target temperature
In enclosing.According to experiment needs, carry out related experiment.
In the third experiment, experimental subjects is the testpieces for needing to replace online, and testpieces is mounted in glove box 7.
It is assumed that heat exchanger 12 comes into operation, illustrate implementation method: all air valves, i.e. the first air valve Q-1 to the 4th air valve Q- are closed in confirmation
4, the first lead bismuth valve LBE-1, the second lead bismuth valve LBE-2, third lead bismuth valve LBE-3 and the 4th lead bismuth valve LBE-4 are opened, closes the
Five lead bismuth valve LBE-5, the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7, the 8th lead bismuth valve LBE-8, the 9th lead bismuth valve LBE-9
With the tenth lead bismuth valve LBE-10.After determining valve state, open mechanical pump 16 (correspondence need to close the 13rd lead bismuth valve LBE-13,
14th lead bismuth valve LBE-14 and the 15th lead bismuth valve LBE-15 opens the 11st lead bismuth valve LBE-11 and the 12nd lead bismuth valve
LBE-12) or permanent magnet pump 17 (correspondence need to close the 11st lead bismuth valve LBE-11, the 12nd lead bismuth valve LBE-12 and the 15th lead bismuth
Valve LBE-15 opens the 13rd lead bismuth valve LBE-13 and the 14th lead bismuth valve LBE-14), mechanical pump 16 is adjusted by adjusting frequency
Power output adjusts the power output of permanent magnet pump 17, and then regulating loop flow by adjusting voltage.If experimental section needs higher temperature ring
Border can open preheater 5 for the lead bismuth medium short time and be warming up to target temperature, after lead bismuth medium is by experimental section, with heat exchange
Lead bismuth medium is cooled in experimental system design temperature range by device 12.If heat exchanger 12 does not come into operation, need to be closed before turn on pump
Third lead bismuth valve LBE-3 and the 4th lead bismuth valve LBE-4 are closed, the 9th lead bismuth valve LBE-9 is opened, other steps come into operation with heat exchanger 12
The identical of operating procedure carries out related experiment according to experiment needs.
In the 4th kind of experiment, experimental subjects is mechanical pump 16 or permanent magnet pump 17, it is therefore an objective to test mechanical pump 16 or permanent magnetism
Pump 17.It is assumed that being test object with mechanical pump 16, specific implementation method: determine that before testing after the completion of preparation, confirmation is opened
11st lead bismuth valve LBE-11, the 12nd lead bismuth valve LBE-12 and the 15th lead bismuth valve LBE-15 close the first lead bismuth valve LBE-
1, the 4th lead bismuth valve LBE-4, the 5th lead bismuth valve LBE-5, the 9th lead bismuth valve LBE-9, the 13rd lead bismuth valve LBE-13 and the 14th
Lead bismuth valve LBE-14, is then turned on mechanical pump 16, carries out experiment test as needed.Similarly, 17 test method of permanent magnet pump and machine
Tool pump 16 is identical, need to open the 13rd lead bismuth valve LBE-13, the 14th lead bismuth valve LBE-14 and the 15th lead bismuth valve LBE-15,
Close the first lead bismuth valve LBE-1, the 4th lead bismuth valve LBE-4, the 5th lead bismuth valve LBE-5, the 9th lead bismuth valve LBE-9, the 11st lead
Bismuth valve LBE-11 and the 12nd lead bismuth valve LBE-12, is then turned on permanent magnet pump 17, carries out experiment test as needed.
In the 5th kind of experiment, it is therefore an objective to measuring instrumentss.By taking measuring flow is counted and is mounted on the first experimental section M1 as an example, tool
Body implementation method are as follows: open the 6th lead bismuth valve LBE-6, the 7th lead bismuth valve LBE-7, the 8th lead bismuth valve LBE-8, close the 16th lead
Bismuth valve LBE-16 and the 17th lead bismuth valve LBE-17, after lead bismuth liquid level reaches expansion tank 13 compared with high liquid level, holding temperature is mesh
Mark temperature for a period of time.Then, it is determined that temperature is uniform, the 5th lead bismuth valve LBE-5 and the tenth lead bismuth valve LBE-10 are closed, it is of short duration to open
It is closed after opening the exhaust valve on material storing box 1, pressure in material storing box 1 is made to be lower than pressure and potential difference in liquid lead bismuth circulation experiment device
The sum of pressure passes through note so that lead bismuth from pipeline flow to material storing box 1 because of potential difference gravity in liquid lead bismuth circulation experiment device
Liquidometer liquid level variation built in material storing box 1 and test lead bismuth meter readings are recorded, judge lead bismuth flowmeter accuracy.
Implement the utility model embodiment, has the following beneficial effects:
1, the utility model is heated by the first heater outside material storing box to lead bismuth alloy, and passes through lead bismuth
Secondary heating mechanism outside the flowed through fluid pipeline of alloy continues to heat and keep the liquid that lead bismuth alloy is in mobility, can
Ensure that the pressure boundary contacted with lead bismuth alloy can be effectively heated, avoids the problem that local lead bismuth alloy solidification causes, because
This utility model has perfect auxiliary heating and temperature control design, has many advantages, such as whole quick heating, temperature control is accurate, makes
It is high to obtain the utility model running temperature, experimental temperature span is big, can meet different test purposes；
2, the utility model is equipped with the oxygen control system and purification system of liquid lead bismuth alloy on liquid main pipeline, can control
The oxygen concentration and impurity of experimental system processed can test experiment for material and provide stable condition, while devise water- to-water heat exchanger
With the heat exchange of the high powers such as preheater, heating equipment, and the first experimental section for being reserved on the first liquid subtube and in the 6th liquid
The the second experimental section also devices such as mountable similar steam generator, fuel assembly reserved on body subtube, can be used for Study On Lead
Bismuth alloy flows hot and heat transfer characteristic, while being also reserved with multiple open interfaces, can be adjusted flexibly according to actual needs, be
The experiment demand of different field provides support；
3, the utility model is equipped with high temperature glove box on liquid main pipeline, can be used for the online of liquid lead bismuth and test block
Sampling and analysis；
4, the utility model is equipped with third flowmeter and the 5th pressure transmitter on the 5th liquid subtube, can survey for a long time
Liquid metal conveying equipment (electromagnetic pump or mechanical pump) performance is tried, the production of liquid metal conveying equipment is solved and is unable to test production
Moral character energy or test period short problem；
5, the utility model point layout is comprehensive, can test the performance of liquid metal sensor, instrument simultaneously, and can mention
For more test parameter and data, comprehensive support is provided for properties of product test, optimization, research and development；
6, the utility model is equipped with discharge filter on expansion tank, and metallic dust is avoided to leak to environment and personnel health
It damages.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly cannot be practical to limit with this
Novel interest field, therefore equivalent variations made according to the claim of the utility model still belong to what the utility model was covered
Range.
Claims (10)
1. a kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system, which is characterized in that including liquid lead bismuth
Circulation experiment device；Wherein,
The liquid lead bismuth circulation experiment device includes:
Liquid main pipeline (L1)；
It is set on the liquid main pipeline (L1), and is sequentially serially connected to form connection by the liquid main pipeline (L1)
The driving pump group (2) in circuit, first pressure transmitter (3), first flowmeter (4), preheater (5), second pressure transmitter
(6), the first lead bismuth valve (LBE-1), glove box (7), oxygen control system (8), purification system (9), second flowmeter (10), the second lead
Bismuth valve (LBE-2), third pressure transmitter (11), third lead bismuth valve (LBE-3), heat exchanger (12), the 4th lead bismuth valve (LBE-4)
And expansion tank (13)；
First liquid subtube (L2), the both ends of the first liquid subtube (L2) are attempted by the liquid main pipeline (L1)
On, and one end, between the preheater (5) and the second pressure transmitter (6), the other end is located at the third pressure
Between power transmitter (11) and the heat exchanger (12)；
It is set on the first liquid subtube (L2), and is sequentially serially connected by the first liquid subtube (L2)
The 5th lead bismuth valve (LBE-5), the 4th pressure transmitter (14), the 6th lead bismuth valve being connected to afterwards with the liquid main pipeline (L1)
(LBE-6), the first experimental section (M1), the 7th lead bismuth valve (LBE-7) and the 5th pressure transmitter (15)；
The first liquid subtube (L2) is accessed in one end of second liquid subtube (L3), the second liquid subtube (L3)
In, and which is provided with the 8th lead bismuth valve (LBE-8)；
The material storing box (1) being connected to by the second liquid subtube (L3) with the first liquid subtube (L2)；Wherein, institute
It states and is stored with a certain amount of lead bismuth alloy in material storing box (1), the other end phase of one end and the second liquid subtube (L3)
Even, and its outer wall is equipped with first heater；
Third liquid subtube (L4), the third liquid subtube (L4) are equipped with the 9th lead bismuth valve (LBE-9)；Wherein, institute
The both ends for stating third liquid subtube (L4) are attempted by the liquid main pipeline (L1), and one end is located at third pressure change
It send between device (11) and the third lead bismuth valve (LBE-3), the other end is located at the 4th lead bismuth valve (LBE-4) and described swollen
Between swell (13)；
4th liquid subtube (L5), the 4th liquid subtube (L5) are equipped with the tenth lead bismuth valve (LBE-10)；Wherein, institute
The both ends for stating third liquid subtube (L4) are respectively connected to the liquid main pipeline (L1) and the second liquid subtube (L3)
In, the one end accessed in the liquid main pipeline (L1) is located at the second lead bismuth valve (LBE-2) and the third pressure becomes
Send between device (11), the one end accessed in the second liquid subtube (L3) be located at the 5th lead bismuth valve (LBE-5) and
Between 4th pressure transmitter (14).
2. liquid lead bismuth alloy hot-working hydraulic characteristic as described in claim 1 and etching characteristic experimental system, which is characterized in that
The driving pump group (2) includes mechanical pump (16), permanent magnet pump (17), the 11st lead bismuth valve (LBE-11), the 12nd lead bismuth valve
(LBE-12), the 13rd lead bismuth valve (LBE-13) and the 14th lead bismuth valve (LBE-14)；Wherein,
The 11st lead bismuth valve (LBE-11), the 12nd lead bismuth valve (LBE-12) and mechanical pump (16) form the first driving branch
Road, the 13rd lead bismuth valve (LBE-13), the 14th lead bismuth valve (LBE-14) and permanent magnet pump (17) form the second driving branch,
And the first driving branch and described second drives branch phase and connects；Wherein, the 11st lead bismuth valve (LBE-11) and institute
State the two sides that the 12nd lead bismuth valve (LBE-12) is respectively arranged at the mechanical pump (16)；The 13rd lead bismuth valve (LBE-13)
The two sides of the permanent magnet pump (17) are respectively arranged at the 14th lead bismuth valve (LBE-14).
3. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 2 and etching characteristic experimental system, which is characterized in that
The liquid lead bismuth circulation experiment device further include:
5th liquid subtube (L6), the 5th liquid subtube (L6) are attempted by the liquid main pipeline (L1), and its
Both ends are also respectively connected with the both ends of the first driving branch and the both ends of the second driving branch in driving pump group (2)；
Be set on the 5th liquid subtube (L6), and by the 5th liquid subtube (L6) be serially connected after with
The 15th lead bismuth valve (LBE-15), third flowmeter (18) and the 6th pressure transmitter of liquid main pipeline (L1) connection
(19)。
4. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 3 and etching characteristic experimental system, which is characterized in that
The liquid lead bismuth circulation experiment device further include:
6th liquid subtube (L7), the 6th liquid subtube (L7) are attempted by the first liquid subtube (L2),
And one end, between the 4th pressure transmitter (14) and the 6th lead bismuth valve (LBE-6), the other end is located at described
Between 7th lead bismuth valve (LBE-7) and the 5th pressure transmitter (15)；
It is set on the 6th liquid subtube (L7), and is serially connected and institute by the 6th liquid subtube (L7)
State the 16th lead bismuth valve (LBE-16), the 17th lead bismuth valve (LBE-17) and the second experiment of the connection of the first liquid subtube (L2)
Section (M2)；Wherein, the 16th lead bismuth valve (LBE-16) and the 17th lead bismuth valve (LBE-17) are respectively arranged at described
The two sides of second experimental section (M2).
5. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 4 and etching characteristic experimental system, which is characterized in that
The inside of the material storing box (1) and the expansion tank (13) is equipped with liquidometer.
6. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 5 and etching characteristic experimental system, which is characterized in that
The liquid main pipeline (L1), the first liquid subtube (L2), second liquid subtube (L3), third liquid subtube (L4),
One or more is equipped among 4th liquid subtube (L5), the 5th liquid subtube (L6) and the 6th liquid subtube (L7)
Secondary heating mechanism.
7. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 6 and etching characteristic experimental system, which is characterized in that
The first lead bismuth valve (LBE-1), the second lead bismuth valve (LBE-2), third lead bismuth valve (LBE-3), the 4th lead bismuth valve (LBE-4),
5th lead bismuth valve (LBE-5), the 6th lead bismuth valve (LBE6), the 7th lead bismuth valve (LBE-7), the 8th lead bismuth valve (LBE-8), the 9th lead
Bismuth valve (LBE-9), the tenth lead bismuth valve (LBE-10), the 11st lead bismuth valve (LBE-11), the 12nd lead bismuth valve (LBE-12), the tenth
Three lead bismuth valves (LBE-13), the 14th lead bismuth valve (LBE-14), the 15th lead bismuth valve (LBE-15), the 16th lead bismuth valve (LBE-
16) and the 17th lead bismuth valve (LBE-17) is check-valves.
8. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 7 and etching characteristic experimental system, which is characterized in that
It further include experimental system cleaning device；Wherein,
The experimental system cleaning device includes:
Admission line (J1), the both ends of the admission line (J1) respectively with the material storing box (1) and the expansion tank (13) phase
Even；
Gas cylinder (20), the gas cylinder (20) is filled with a certain amount of inert gas, and the gas cylinder (20) accesses the air inlet pipe
In road (J1)；
The first air valve (Q-1), the second air valve (Q-2), the first air gauge (21) and being set on the admission line (J1)
Two air gauges (22)；Wherein, it is close to be respectively positioned on the gas cylinder (20) for first air valve (Q-1) and first air gauge (21)
One end of the material storing box (1), second air valve (Q-2) and second air gauge (22) are respectively positioned on the gas cylinder (20) and lean on
One end of the nearly expansion tank (13)；
Pump-line (J2), the pump-line (J2) are equipped with third air valve (Q-3), one end and the expansion tank (13) phase
Even；
Vacuum pump (23), the vacuum pump (23) are connected with the other end of the pump-line (J2).
9. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 8 and etching characteristic experimental system, which is characterized in that
The experimental system cleaning device further include:
Exhaust pipe (J3), the exhaust pipe (J3) are equipped with the 4th air valve (Q-4), one end and the expansion tank (13) phase
Even；
Discharge filter (24), the discharge filter (24) are connected with the other end of the exhaust pipe (J3).
10. liquid lead bismuth alloy hot-working hydraulic characteristic as claimed in claim 9 and etching characteristic experimental system, feature exist
In first air valve (Q-1), the second air valve (Q-2), third air valve (Q-3) and the 4th air valve (Q-4) are check-valves.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108761022A (en) * | 2018-05-29 | 2018-11-06 | 中广核研究院有限公司 | A kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system |
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2018
- 2018-05-29 CN CN201820806522.4U patent/CN208752071U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761022A (en) * | 2018-05-29 | 2018-11-06 | 中广核研究院有限公司 | A kind of liquid lead bismuth alloy hot-working hydraulic characteristic and etching characteristic experimental system |
| CN108761022B (en) * | 2018-05-29 | 2023-12-08 | 中广核研究院有限公司 | Liquid lead bismuth alloy thermal hydraulic characteristic and corrosion characteristic experiment system |
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Granted publication date: 20190416 Effective date of abandoning: 20231208 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190416 Effective date of abandoning: 20231208 |