CN206432045U - Cluster channel temperature field measurement experimental system visualizing - Google Patents
Cluster channel temperature field measurement experimental system visualizing Download PDFInfo
- Publication number
- CN206432045U CN206432045U CN201720116581.4U CN201720116581U CN206432045U CN 206432045 U CN206432045 U CN 206432045U CN 201720116581 U CN201720116581 U CN 201720116581U CN 206432045 U CN206432045 U CN 206432045U
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- CN
- China
- Prior art keywords
- cluster
- passage
- temperature field
- thermocouple
- field measurement
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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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
- Y02E30/30—Nuclear fission reactors
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model provides a kind of cluster channel temperature field measurement experimental system visualizing, including flow circuits, experimental stand, four parts of optical circuit and data collecting system.Flow circuits include water tank, centrifugal pump, control valve, thermometer, pressure gauge, flowmeter；Experimental stand includes cluster passage, visualization cluster, grid spacer, thermocouple, thermocouple carrier, heating rod, copper coin, spring, contiguous block；Light path system includes generating laser, electric three-dimensional mobile platform；Data collecting system includes high-speed camera, electric three-dimensional mobile platform, synchronizer, spectroscope, computer, collector.The utility model can simulate cluster intra passage temperature field distribution, using laser Induced Fluorescence Technology, realize real-time temperature, the whole audience, glitch-free measurement, and the system features in convenient, measurement data is accurate, has wide range of applications.
Description
Technical field
The utility model is related to a kind of cluster channel temperature field measurement experimental system visualizing, belongs to hydrodynamics, reaction
Heap thermohydraulics field.
Background technology
For pressurized water reactor core, cluster fuel assembly is basic fuel assembly form, therefore the heat in cluster passage
Work hydraulic characteristic(s) plays an important role to nuclear reactor safety and economy, helps to prevent the hot-spot of reactor core, reduction
The probability that DNB occurs, has done numerous studies to the Temperature Distribution and heat transfer characteristic in cluster passage both at home and abroad.Traditional experiment is ground
The method of studying carefully is that the Temperature Distribution in cluster passage is obtained using thermocouple, so as to be divided the heat transfer characteristic in cluster passage
Analysis.But this method needs to arrange more thermocouple in cluster passage, for baroque cluster passage, arrangement heat
The galvanic couple severe jamming liquid form of interior flow field, destroys the Secondary Flow flow behaviors such as vortex, leads to not accurately to obtain
The thermo parameters method in device downstream must be mixed.Therefore in order to carry out the survey of real-time, the whole audience, unperturbed to cluster intra passage temperature
Amount, cluster channel temperature field, which is measured, using laser Induced Fluorescence Technology is extremely necessary there is scholar's use at present
The technology has carried out temperature field measurement to passages such as rectangle, pipes, because the channel designs such as rectangle, pipe are simple, experimental system
Arrangement is simple, and without calibration technique and light path arrangement using complexity etc., and for baroque cluster passage, having must
A kind of experimental system visualizing for being used to simulate cluster channel temperature field measurement is designed, is obtained with laser Induced Fluorescence Technology
The Temperature Distribution of the whole audience in cluster passage.
The content of the invention
The purpose of this utility model is to provide for a kind of cluster channel temperature field measurement experimental system visualizing, realizes temperature
The real-time, whole audience, glitch-free measurement are spent, the system features in convenient, measurement data is accurate, has wide range of applications.
What the purpose of this utility model was realized in：The first valve, centrifugation are sequentially connected in cyclic water tank side exit
It is connected after pump, three-way valve, the second valve, flowmeter, filter with the lower end of cluster passage, cluster passage upper end passes through pipeline
Connected with cyclic water tank upper end and outlet temperature meter is provided with connecting line, on the pipeline between flowmeter and filter
Be provided with inlet temperature meter and pressure gauge, the 3rd end of three-way valve by after pipeline connecting bypass valve with cyclic water tank upper end
The upper and lower ends being additionally provided with connection, cyclic water tank in preheater and heat exchanger, the cluster passage are respectively arranged with one piece
It is provided between copper coin, two pieces of copper coins in heating rod, the cluster passage and is evenly arranged with cluster, and the two ends of cluster pass through method
Orchid is connected with cluster passage, and heating rod is located between cluster, and contiguous block, contiguous block and position are provided with the copper coin of lower end
The middle and upper part being provided between the flange of lower end in spring, the cluster passage is provided with thermocouple carrier, thermocouple carrier
On be provided with thermocouple.
The utility model also includes some such architectural features：
1. also include the light by electric three-dimensional mobile platform and the laser constitution on electric three-dimensional mobile platform
Road system.
2. also include data collecting system, the data collecting system include spectroscope, two high-speed camera instrument, while with
Synchronizer, collector and the computer of two high-speed camera instrument connections, the outlet temperature meter, inlet temperature meter, pressure gauge, flow
Meter is connected with collector, and the laser sheet optical that the laser is sent is through cluster passage and forms measurement plane, excites simultaneously
The fluorescence gone out is gathered by spectroscope by two high-speed cameras, the data gathered by two high-speed cameras of computer record.
3. described in cluster fixed by the grid spacer being arranged in cluster passage.
4. described in cluster passage, the material of thermocouple carrier be lucite.
Compared with prior art, the beneficial effects of the utility model are：(1) the utility model is using visualization cluster knot
Structure, realizes technology application of the laser Induced Fluorescence Technology in this complex passages of cluster, meet the real-time of temperature, the whole audience,
The accurate measurement of unperturbed；(2) heating component can realize the fixation to heating rod, and spring is laid on copper coin, pass through stretching for spring
Contracting performance acts against contiguous block on copper coin, prevents because the dilation of heating rod in experimentation causes the de- of contiguous block
From, it is ensured that the close connection of heating rod, contiguous block and copper coin；(3) during temperature calibration, processed using lucite
Thermocouple carrier, can guarantee that higher transparency and structural strength, prevents the vibrations of thermocouple, the carrier can be fixed on different
Highly, realize to the temperature calibration in different height region, while carrier occupies smaller to cluster passage, it is ensured that laser is penetrated,
So as to realize accurate temperature calibration；(4) in heating process, thermocouple carrier is removed, and is heated by heating component, and two
Platform high-speed camera is accurately positioned by high-precision electric three-dimensional mobile platform, controls two high-speed cameras to carry out by synchronizer
Shoot, obtain the experimental data of different cross section and height；(5) further, the image obtained based on two high-speed cameras is existed
Time, accurate match spatially, so as to realize high-precision temperature measurement of full field, it is ensured that the accuracy of data.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is light path schematic diagram of the present utility model；
Fig. 3 is the structural representation of cluster passage of the present utility model.
Embodiment
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.
The utility model provide it is a kind of be used to simulating cluster channel temperature in real time, the visualized experiment of measurement of full field
Measuring system, with reference to Fig. 1, the utility model includes flow circuits, experimental stand, four portions of optical circuit and data collecting system
Point.Capital equipment in flow circuits includes cyclic water tank 1, the first valve 2, centrifugal pump 3, three-way valve 4, the second valve 5, stream
Gauge 6, inlet temperature meter 7 and pressure gauge 8, filter 9, outlet temperature meter 10, bypath valve 11, preheater 12 and heat exchanger
13, it is the foundation of experimental system, to realize that the single-phase of working medium circulates, wherein water tank internal reservoir fluorescent staining
Agent, preheater and heat exchanger are placed on inside water tank, and centrifugal pump is located at the downstream of water tank, is that circulation of the working medium in whole system is carried
For power, three-way valve, the second valve, pressure gauge, flowmeter, inlet temperature meter, filter, outlet temperature meter are sequentially arranged in
Centrifugal pump rear, realizes the measurement of flow circuits flow, pressure and temperature, while filter energy impurity screening, it is ensured that enter
The degree of purity of the working medium of experiment body.Experimental stand mainly includes cluster passage 15, the visualization cluster installed in body interior
22nd, heating rod 23, copper coin 24, thermocouple carrier 25, grid spacer 26, spring 27, contiguous block 28, the thermocouple of fixed cluster
31, for placing experiment body, the geometry of mock-up reactor cluster passage realizes demarcation and the measurement of full field of temperature.Light
Learning loop mainly includes laser 29, electric three-dimensional mobile platform 30, and for producing laser sheet optical, what generating laser was sent swashs
Light forms arrow gauge light, passes through electric three-dimensional mobile platform after integer, it is possible to achieve being accurately positioned for laser sheet optical, realizes
The three-dimensional motion of generating laser is in 0.1 millimeter magnitude, it is ensured that the accuracy of laser plane position.Data collecting system is main
Including computer 14, spectroscope 16, the first high-speed camera 17, electric three-dimensional mobile platform 18, the second high-speed camera 19, synchronization
Device 20, acquisition system 21, for accurate record experimental data and parametric excitation fluorescence by spectroscope, the be vertically disposed so
One high-speed camera and the capture of the second high-speed camera, and transfer data to computer；The thermometer, pressure gauge, flowmeter
It is connected with thermocouple with collector.
Above-mentioned all parts, which are attached, can complete building for experimental system, during experiment, under the driving of centrifugal pump 3
Working medium is full of whole flow circuits, and adjusts by the aperture of valve 2,4,5,11 flow, and passes through flowmeter 6, temperature
Meter 7,10 and the record experiment parameter of pressure gauge 8, make laser sheet optical logical through cluster by adjusting light path system and experimental stand
Road, is accurately positioned using electric three-dimensional mobile platform 18 to high-speed camera 17,19, obtains the image of measured zone, and
Computer 14 is transferred data to store.The utility model can realize the real-time of cluster channel temperature, the whole audience, the survey of unperturbed
Amount, easy to operate, data are accurate.
Further, thermocouple carrier uses transparent lucite processing and fabricating, both can guarantee that structural strength, also simultaneously
Transparency is can guarantee that, laser is passed through, carrier can prevent vibrations of the thermocouple under flow operating mode, while ensureing carrier not
Slid with the flowing of working medium.
Further, mode of heating is not only able to fix using heating rod, spring, copper coin and the form of contiguous block combination
Heating rod, can also be acted against contiguous block on copper coin by the retractility of spring, it is ensured that the close connection of each part.
Further, two high-speed cameras trigger letter by high-precision electric three-dimensional mobile platform, and by synchronizer
Number, realize and shoot simultaneously, it is ensured that the accuracy of data.
With reference to Fig. 2, in the utility model, the laser sheet optical that laser 29 is sent passes through cluster passage, forms measurement flat
Face, while the fluorescence inspired is gathered by light splitting 16 by two high-speed cameras, and is recorded by computer 14, at the later stage
Reason analysis.
With reference to Fig. 3, visual cluster passage 15 is processed by lucite, and two ends are connected by flange, visualization
Cluster 22 is placed in passage, is fixed by grid spacer 26, while heating rod 23 is placed in cluster passage, upper end is consolidated by copper coin 24
Fixed, lower end is closely connected by spring 27, copper coin 24 and contiguous block 28, while upper and lower ends play a part of conducting electric current, heat
Galvanic couple carrier 25 is arranged in the downstream of grid spacer, and thermocouple 31 is accurately positioned, while ensureing to flow through cluster passage in working medium
When, thermocouple is played a part of fixed and supported, prevent thermocouple from being shaken due to the impact of working medium.
Claims (5)
1. cluster channel temperature field measurement experimental system visualizing, it is characterised in that：It is sequentially connected in cyclic water tank side exit
It is connected after first valve, centrifugal pump, three-way valve, the second valve, flowmeter, filter with the lower end of cluster passage, cluster leads to
Road upper end is connected with cyclic water tank upper end by pipeline and outlet temperature meter is provided with connecting line, in flowmeter and filtering
Inlet temperature meter and pressure gauge are provided with pipeline between device, after the 3rd end of three-way valve is by pipeline connecting bypass valve
Connected with cyclic water tank upper end, the upper and lower ends in preheater and heat exchanger, the cluster passage are additionally provided with cyclic water tank
It is respectively arranged between one piece of copper coin, two pieces of copper coins and is provided with heating rod, cluster, and rod is evenly arranged with the cluster passage
The two ends of beam are connected by flange with cluster passage, and heating rod is located between cluster, the company of being provided with the copper coin of lower end
Connect block, contiguous block and spring is provided between the flange of lower end, the middle and upper part in the cluster passage is provided with thermocouple
Thermocouple is provided with carrier, thermocouple carrier.
2. cluster channel temperature field measurement experimental system visualizing according to claim 1, it is characterised in that：Also include by
The light path system of electric three-dimensional mobile platform and the laser constitution on electric three-dimensional mobile platform.
3. cluster channel temperature field measurement experimental system visualizing according to claim 2, it is characterised in that：Also include number
According to acquisition system, the data collecting system includes spectroscope, two high-speed camera instrument, while being connected with two high-speed camera instrument
Synchronizer, collector and computer, the outlet temperature meter, inlet temperature meter, pressure gauge, flowmeter be connected with collector,
The laser sheet optical that the laser is sent is through cluster passage and forms measurement plane, while the fluorescence inspired passes through spectroscope
Gathered by two high-speed cameras, the data gathered by two high-speed cameras of computer record.
4. cluster channel temperature field measurement experimental system visualizing according to claim 3, it is characterised in that：The cluster
Fixed by the grid spacer being arranged in cluster passage.
5. the cluster channel temperature field measurement experimental system visualizing according to claim 3 or 4, it is characterised in that：It is described
Cluster passage, the material of thermocouple carrier are lucite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116581.4U CN206432045U (en) | 2017-02-08 | 2017-02-08 | Cluster channel temperature field measurement experimental system visualizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720116581.4U CN206432045U (en) | 2017-02-08 | 2017-02-08 | Cluster channel temperature field measurement experimental system visualizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206432045U true CN206432045U (en) | 2017-08-22 |
Family
ID=59590729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720116581.4U Withdrawn - After Issue CN206432045U (en) | 2017-02-08 | 2017-02-08 | Cluster channel temperature field measurement experimental system visualizing |
Country Status (1)
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| CN (1) | CN206432045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614602A (en) * | 2020-12-11 | 2021-04-06 | 西安交通大学 | Modeling experiment system and method for stirring characteristics of outlet impact jet flow of sodium-cooled fast reactor core |
-
2017
- 2017-02-08 CN CN201720116581.4U patent/CN206432045U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112614602A (en) * | 2020-12-11 | 2021-04-06 | 西安交通大学 | Modeling experiment system and method for stirring characteristics of outlet impact jet flow of sodium-cooled fast reactor core |
| CN112614602B (en) * | 2020-12-11 | 2022-12-27 | 西安交通大学 | Modeling experiment system and method for stirring characteristics of outlet impact jet flow of sodium-cooled fast reactor core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170822 Effective date of abandoning: 20180119 |