CN107144475A - Elevated temperature irradiation creep device - Google Patents
Elevated temperature irradiation creep device Download PDFInfo
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- CN107144475A CN107144475A CN201710246768.0A CN201710246768A CN107144475A CN 107144475 A CN107144475 A CN 107144475A CN 201710246768 A CN201710246768 A CN 201710246768A CN 107144475 A CN107144475 A CN 107144475A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/005—Electromagnetic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0071—Creep
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/0202—Control of the test
- G01N2203/0208—Specific programs of loading, e.g. incremental loading or pre-loading
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
Abstract
The present invention relates to nuclear energy structural material anti-radiation performance valuator device and method and technology field, more particularly, to a kind of Elevated temperature irradiation creep device.It is characterized in including high-temperature target chamber, described high-temperature target chamber lower end is provided with differential transformer and stress loading system, observation window and line detecting system are additionally provided with high-temperature target chamber, high-temperature target chamber side is connected by vacuum slide valve and vacuum line with leakage tank, observation window and line detecting system are provided with leakage tank, high-temperature target chamber opposite side is connected by vacuum line with normal temperature target chamber, observation window and rotation and lifting system are provided with normal temperature target chamber, normal temperature target chamber is connected by vacuum line with drop energy system, drop energy system is connected by vacuum detecting passage with vacuum maintenance system, observation window and line detecting system are provided with vacuum detecting passage, vacuum slide valve is provided with vacuum maintenance system.It realizes the accurate control to being illuminated sample loaded load amount, realizes the on-line measurement of high-energy heavy ion irradiation material deformation amount.
Description
Technical field
The present invention relates to nuclear energy structural material anti-radiation performance valuator device and method and technology field, more particularly, to one kind
Elevated temperature irradiation creep device.
Background technology
At present, substitute neutron by heavy ion and carry out material irradiation, simulate the anti-radiation performance of nuclear energy structural material, be state
Method relatively generally acknowledged on border, because ion irradiation is economical, many advantages, such as security and agility.Utilize ion spoke
According to, it is necessary to which irradiation target chamber is connected with accelerator beam current tube.Currently, state's internal irradiation target chamber has varied, such as common high temperature
Target chamber, is heated sample target holder using heater strip, and so radiation exposed sample can be irradiated at high temperature, and simulation material exists
In the case of Elevated temperature irradiation, motion process of the irradiation defect in hot environment；Low temperature target chamber, sample is cooled down using liquid nitrogen even liquid helium
Product target holder, so radiation exposed sample can be irradiated at low temperature, and defect originally forms shape during simulation ion collision
State；High-temperature and stress irradiation devices, by loading a certain degree of load to sample, are then carrying out high temp samples irradiation, this ratio
Above-mentioned simple Elevated temperature irradiation device, further, operating mode of the simulation material in nuclear energy environment.
Nuclear energy structural material is faced with the environment such as high temperature, intense radiation, thermal stress in actual application, in this ring
In border, radiation can cause material to deform upon, i.e. irradiation creep.Material is during long service, and irradiation creep can cause material
Expect mechanical performance reduction, have a strong impact on nuclear energy safety.The irradiation creep performance of nuclear energy structural material is to evaluating the material property extremely
Close important, it is up to the present, domestic also without the target chamber for properly carrying out irradiation creep research, such as existing high-temperature and stress irradiation
Device is merely able to carry out rough loaded load, and the more crucial device can not be surveyed to the deformation produced during material irradiation
Amount.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art providing Elevated temperature irradiation creep device.It is existing so as to effectively solve
The problem of having in technology.
To achieve the above object, the technical scheme taken of the present invention is：Described Elevated temperature irradiation creep device, is characterized in
Including high-temperature target chamber, described high-temperature target chamber lower end is provided with differential transformer and stress loading system, high-temperature target chamber and also set
Observation window and line detecting system are equipped with, high-temperature target chamber side is connected with leakage tank by vacuum slide valve and vacuum line, let out
Observation window and line detecting system are provided with leakage tank, high-temperature target chamber opposite side is connected by vacuum line with normal temperature target chamber, often
Observation window and rotation and lifting system are provided with warm target chamber, normal temperature target chamber is connected by vacuum line with drop energy system, and drop can be
System is connected by vacuum detecting passage with vacuum maintenance system, and observation window and line detection system are provided with vacuum detecting passage
Vacuum slide valve is provided with system, vacuum maintenance system.
The front end center of described high-temperature target chamber is connected by vacuum pipe and flange with normal temperature target chamber, high-temperature target chamber
Top is provided with thermocouple flange assembly, the blind flange for reserved opening and the upper connecting rod outlet pipe for being cooled down to target chamber side wall
Bearing frame component is provided with component, high-temperature target chamber, heating furnace module is arranged on bearing frame component, on heating furnace module
The bearing frame below water cooling pull-up bar assembly and load sensor, heating furnace module is correspondingly arranged on the bearing frame component of side
Stretch rod component under water cooling is correspondingly arranged on frame component, upper connecting rod outlet pipe component lower end is connected and phase with bearing frame component
The place of connecing, which is correspondingly arranged on sealing copper band, bearing frame component, is additionally provided with the core plug component of flange eight, high-temperature target chamber hatch door water
Cold component and thermocouple extraction wire, differential transformer is arranged on bearing frame component, and high-temperature target chamber lower end is provided with loading
Correspondence heating furnace module is provided with pull bar bellows component under water cooling, water cooling drop-down in mechanism connector, adding mechanism connector
Boom component is extended under water cooling in pull bar bellows component, and stress loading system is arranged on below adding mechanism connector, is drawn
Stretch electromechanical machine and be arranged on stress loading system bottom, laboratory sample is arranged in heating furnace module.
Described normal temperature target chamber realizes 360 ° of rotations by the lifting rotation motor in rotation and lifting system, and lifting displacement is
0-30cm, makes to place multiple samples on normal temperature target holder；Normal temperature target chamber is pure copper material, places copper pipe loop in target holder in addition,
Logical recirculated water, it is ensured that sample is that heating furnace module in normal temperature, described high-temperature target chamber utilizes heater strip ring in irradiation process
It is wound on potsherd and is divided into two hemisphere, laboratory sample is arranged on ball center, it is ensured that sample bulk temperature is uniform.
Described load sensor connection water cooling pulls up bar assembly and is passed into heating furnace module, heats furnace module lower end
Connect pull bar bellows component under pull bar bellows component under water cooling, water cooling to be connected with differential transformer, differential transformer lower end
Adding mechanism connector is connected, adding mechanism connector passes through stretching-machine motor control by stress loading system.
Described line detecting system is included outside the fluorescent target and Faraday cup being arranged in high-temperature target chamber, high-temperature target chamber
Correspondence fluorescent target and Faraday cup are provided with cylinder, and the lifting of fluorescent target and Faraday cup, described farad are controlled by cylinder
The and fluorescent target are arranged on being illuminated sample front 10cm in high-temperature target chamber, and described observation window is quartz glass observation
Window, observation window be arranged in high-temperature target chamber in fluorescent target front end tilt 45 ° of places, while be provided be used to observing line get to it is glimmering
Beam spot image automatic data collection is transferred in computer by the camera of hot spot pattern during light target, fluorescent target and Faraday cup, fluorescence
Target and Faraday cup are integrated structure, and the row of pneumatic Faraday cup and pneumatic fluorescent target is controlled by two sets of pneumatic systems
Journey.
The position of described drop energy two disks parcels of internal system is provided with aluminium foil revolving fragment, and it is divided into 36 parts by 360 °,
Every 10 ° are provided with 20 × 30mm2Aluminium film, aluminium film thickness be 2.5-50 μm, it is ensured that ion beam through different-thickness aluminium film after,
Deposit depth is different in the material, it is ensured that form uniform damage zone in the range of damage depths from sample surfaces to maximum
Domain, neutron irradiation damage is more accurately simulated with this.
Laboratory sample is fixed together by described stress loading system by upper specimen holder and lower specimen holder, upper specimen holder
The high sensitivity stretching-machine of pull bar bellows component under high-temperature target chamber intracavitary upper surface, lower specimen holder connection water cooling is fixed on, when
After sample is fixed, by applying 50-1000N stress to sample to lower specimen holder, minimum loading is classified as 1N, and load precision is
± 0.5%, and ensure that during the creep test of most long 100 hours experiment is stable, data are reliable, by differential transformer and
Servomotor in stress loading system adds ball-screw-nut to complete to apply the process of load, loading process in creep test
In, realizing the purpose for first plus preload applying preload is eliminated when vacuumizing because the micro-strain of wall is to the shadow of sample
Ring, then add main load, main load is also changeable, and loading process is steady, once sample is broken, system can damping, to whole
Individual systematic influence can be minimized；In whole creep overall process, there is load sensor to applying load direct digital display simultaneously
Monitoring, it is by the close-loop automatic adjustment system of load, the automatic load for keeping sample is constant；High temperature pull bar is located at vacuum chamber
Interior, ball-screw, servomotor is located at outside vacuum room；Differential transformer is arranged on lower specimen holder, accurately measures irradiation process
In, the displacement of specimen holder, range 10mm, 2 μm of measurement sensitivity, measurement accuracy ± 0.2% will in the lump show on color display panel
Show, vacuum pipe unloaded final vacuum under cold condition is better than 1 × 10-5Pa；Vacuum leak rate is better than 5 × 10-7Pa·L/s；
Pressure Rise Rate is less than 0.8Pa/h.
Described Elevated temperature irradiation creep device, it is realized with the control software and Data Acquisition ＆ Processing Software of designed, designed
Computer is to the controlling of sample heating temperature, corresponding creep loading-deformation, sample deformation measurement, the action of each executive component.Examination
During testing, temperature, load, time, deformation are shown in automatic coloured in the man-machine interface color touch screen of the device, and can
With computer Direct Communication.
The beneficial effects of the invention are as follows：Described Elevated temperature irradiation creep device and temperature control method, it is being illuminated sample
Front end, is provided with the aluminium film of 36 different-thickness, successfully solves conventional heavy ion irradiation and is damaged in material internal with depth
The problem of skewness；Specimen holder is connected with high sensitivity stretching-machine, is successfully realized to being illuminated sample loaded load
The accurate control of amount；On specimen holder, differential transformer is installed, high-energy heavy ion irradiation material deformation amount is successfully realized
On-line measurement.The blank that the present invention has successfully been filled up on domestic irradiation creep investigative technique equipment, is nuclear energy structural material
Elevated temperature irradiation croop property is quick, effective evaluation provides research platform, and equipment Safeguard is provided for China's nuclear material research.
Brief description of the drawings：
Fig. 1 is the principle schematic diagram of the present invention；
Fig. 2 is the high-temperature target chamber cross section structure diagram in Fig. 1 of the present invention；
Fig. 3 is Fig. 2 of the present invention right side structural representation；
Fig. 4 is Fig. 2 of the present invention left view structural representation；
Fig. 5 is Fig. 2 of the present invention overlooking the structure diagram；
Fig. 6 is the implementation principle schematic of the present invention.
Shown in figure：1. vacuum slide valve；2. vacuum maintenance system；3. line detecting system；4. observation window；5. vacuum is examined
Survey passage；6. drop can system；7. normal temperature target chamber；7-1. rotation and lifting systems；8. high-temperature target chamber；8-1. differential transformer；8-2.
Stress loading system；9. leak tank；10. stretching-machine motor；11. fluorescent target；12. Faraday cup；13. cylinder；14. blind flange；
15. upper connecting rod outlet pipe component；16. load sensor；17. seal copper band；18. the core plug component of flange eight；19. bearing frame
Component；20. water cooling pulls up bar assembly；21. heat furnace module；22. thermocouple extraction wire；23. pull bar bellows group under water cooling
Part；24. adding mechanism connector；25. thermocouple flange assembly；26. high-temperature target chamber hatch door water cooling component；27. laboratory sample；
28. stretch rod component under water cooling.
Embodiment
It is described in further detail below in conjunction with the preferred example shown in accompanying drawing：
As shown in Fig. 1 to 5, described Elevated temperature irradiation creep device is characterized in including high-temperature target chamber 8, described high temperature
The lower end of target chamber 8 is provided with differential transformer 8-1 and stress loading system 8-2, high-temperature target chamber 8 and is additionally provided with observation window 4 and beam
Detecting system 3 is flowed, the side of high-temperature target chamber 8 is connected with leakage tank 9 by vacuum slide valve 1 and vacuum line, set on leakage tank 9
There are observation window 4 and line detecting system 3, the opposite side of high-temperature target chamber 8 is connected by vacuum line with normal temperature target chamber 7, normal temperature target chamber 7
On be provided with observation window 4 and rotation and lifting system 3, normal temperature target chamber 7 by vacuum line and drop can system 6 be connected, drop energy system 6
It is connected by vacuum detecting passage 5 with vacuum maintenance system 2, observation window 4 and line detection system is provided with vacuum detecting passage 5
Vacuum slide valve 1 is provided with system 3, vacuum maintenance system 2.
The front end center of described high-temperature target chamber 8 is connected by vacuum pipe and flange with normal temperature target chamber 7, high-temperature target chamber
8 top is provided with thermocouple flange assembly 25, the blind flange 14 for reserved opening and the pull-up for being cooled down to target chamber side wall
Bearing frame component 19 is provided with bar outlet pipe component 15, high-temperature target chamber 8, heating furnace module 21 is arranged on bearing frame component
On 19, water cooling pull-up bar assembly 20 and load sensor are correspondingly arranged on the bearing frame component 19 of the top of heating furnace module 21
16, heat and be correspondingly arranged on stretch rod component 28 under water cooling, upper connecting rod water outlet on the bearing frame component 19 below furnace module 21
The lower end of tube assembly 15 is connected with bearing frame component 19 and joint is correspondingly arranged on sealing copper band 17, bearing frame component 19
It is additionally provided with the core plug component 18 of flange eight, high-temperature target chamber hatch door water cooling component 26 and thermocouple extraction wire 22, differential transformation
Device 8-1 is arranged on bearing frame component 19, and the lower end of high-temperature target chamber 8 is provided with adding mechanism connector 24, adding mechanism connection
Correspondence heating furnace module 21 is provided with water cooling that stretch rod component 28 extends into water under pull bar bellows component 23, water cooling in body 24
In cold lower pull bar bellows component 23, stress loading system 8-2 is arranged on the lower section of adding mechanism connector 24, stretching-machine motor 10
Stress loading system 8-2 bottoms are arranged on, laboratory sample 27 is arranged in heating furnace module 21.
Described normal temperature target chamber 7 realizes 360 ° of rotations by the lifting rotation motor in rotation and lifting system 7-1, lifts position
Move as 0-30cm, make to place multiple samples on normal temperature target holder 7；Normal temperature target chamber 7 is pure copper material, places copper pipe in target holder in addition
Loop, leads to recirculated water, it is ensured that sample is normal temperature in irradiation process, the heating furnace module in described high-temperature target chamber 8 using plus
Heated filament, which is looped around on potsherd, is divided into two hemisphere, and laboratory sample is arranged on ball center, it is ensured that sample bulk temperature is uniform.
The described connection water cooling of load sensor 16 pulls up bar assembly and is passed into heating furnace module, under heating furnace module
Pull bar bellows component is connected with differential transformer under pull bar bellows component under end connection water cooling, water cooling, under differential transformer
End connection adding mechanism connector, adding mechanism connector passes through stretching-machine motor control by stress loading system.
Described line detecting system 3 includes the fluorescent target 11 and Faraday cup 12 being arranged in high-temperature target chamber 8, high temperature target
The outside of room 8 correspondence fluorescent target 11 and Faraday cup 12 are provided with cylinder 13, and fluorescent target 11 and Faraday cup are controlled by cylinder 13
12 lifting, described Faraday cup 12 and fluorescent target 11 is arranged on being illuminated at sample front 10cm in high-temperature target chamber 8, institute
The observation window 4 stated is quartz glass observation window, and observation window is arranged on the fluorescent target front end in high-temperature target chamber and tilted at 45 °, together
When camera for observing hot spot pattern when line gets to fluorescent target is installed, fluorescent target and Faraday cup by beam spot image from
Dynamic collection is transferred in computer, and fluorescent target and Faraday cup are integrated structure, are controlled by two sets of pneumatic systems pneumatic
The stroke of Faraday cup and pneumatic fluorescent target.
The position of described drop energy two disks parcels of internal system is provided with aluminium foil revolving fragment, and it is divided into 36 parts by 360 °,
Every 10 ° are provided with 20 × 30mm2Aluminium film, aluminium film thickness be 2.5-50 μm, it is ensured that ion beam through different-thickness aluminium film after,
Deposit depth is different in the material, it is ensured that form uniform damage zone in the range of damage depths from sample surfaces to maximum
Domain, neutron irradiation damage is more accurately simulated with this.
Laboratory sample is fixed together by described stress loading system by upper specimen holder and lower specimen holder, upper specimen holder
The high sensitivity stretching-machine of pull bar bellows component under high-temperature target chamber intracavitary upper surface, lower specimen holder connection water cooling is fixed on, when
After sample is fixed, by applying 50-1000N stress to sample to lower specimen holder, minimum loading is classified as 1N, and load precision is
± 0.5%, and ensure that during the creep test of most long 100 hours experiment is stable, data are reliable, by differential transformer and
Servomotor in stress loading system adds ball-screw-nut to complete to apply the process of load, loading process in creep test
In, realizing the purpose for first plus preload applying preload is eliminated when vacuumizing because the micro-strain of wall is to the shadow of sample
Ring, then add main load, main load is also changeable, and loading process is steady, once sample is broken, system can damping, to whole
Individual systematic influence can be minimized；In whole creep overall process, there is load sensor to applying load direct digital display simultaneously
Monitoring, it is by the close-loop automatic adjustment system of load, the automatic load for keeping sample is constant；High temperature pull bar is located at vacuum chamber
Interior, ball-screw, servomotor is located at outside vacuum room；Differential transformer is arranged on lower specimen holder, accurately measures irradiation process
In, the displacement of specimen holder, range 10mm, 2 μm of measurement sensitivity, measurement accuracy ± 0.2% will in the lump show on color display panel
Show, vacuum pipe unloaded final vacuum under cold condition is better than 1 × 10-5Pa；Vacuum leak rate is better than 5 × 10-7Pa·L/s；
Pressure Rise Rate is less than 0.8Pa/h.
Described Elevated temperature irradiation creep device, it is realized with the control software and Data Acquisition ＆ Processing Software of designed, designed
Computer is to the controlling of sample heating temperature, corresponding creep loading-deformation, sample deformation measurement, the action of each executive component.Examination
During testing, temperature, load, time, deformation are shown in automatic coloured in the man-machine interface color touch screen of the device, and can
With computer Direct Communication.
As shown in fig. 6, described Elevated temperature irradiation creep device, it installs sample when implementing, closes high temperature target first
Room, is vacuumized, design temperature parameter, sample is heated, loading stress, opens push-pull valve, is seen using Faraday cup and fluorescent target
Line situation is examined, after temperature, stress, line are suitable, is irradiated, material creep performance under measurement radiation environment passes through automatic control
System, adjusts experiment parameter, obtains experimental data.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (7)
1. a kind of Elevated temperature irradiation creep device, it is characterized in that including high-temperature target chamber, described high-temperature target chamber lower end is provided with differential
Observation window and line detecting system are additionally provided with transformer and stress loading system, high-temperature target chamber, high-temperature target chamber side passes through
Vacuum slide valve and vacuum line are connected with leakage tank, and observation window and line detecting system, high-temperature target chamber are provided with leakage tank
Opposite side is connected by vacuum line with normal temperature target chamber, and observation window and rotation and lifting system, normal temperature target are provided with normal temperature target chamber
Room is connected by vacuum line with drop energy system, and drop energy system is connected by vacuum detecting passage with vacuum maintenance system, vacuum
It is provided with sense channel in observation window and line detecting system, vacuum maintenance system and is provided with vacuum slide valve.
2. Elevated temperature irradiation creep device as claimed in claim 1, it is characterised in that：The front end center of described high-temperature target chamber leads to
Cross vacuum pipe and flange with normal temperature target chamber to be connected, the top of high-temperature target chamber is provided with thermocouple flange assembly, for reserving
Bearing frame group is provided with the blind flange of mouth and the upper connecting rod outlet pipe component for being cooled down to target chamber side wall, high-temperature target chamber
Part, heating furnace module is arranged on bearing frame component, and water is correspondingly arranged on the bearing frame component above heating furnace module
Stretch rod under water cooling is correspondingly arranged on bearing frame component below cold pull-up bar assembly and load sensor, heating furnace module
Component, upper connecting rod outlet pipe component lower end is connected with bearing frame component and joint is correspondingly arranged on sealing copper band, bearing frame
The core plug component of flange eight, high-temperature target chamber hatch door water cooling component and thermocouple extraction wire, differential change are additionally provided with frame component
Depressor is arranged on bearing frame component, and high-temperature target chamber lower end is provided with right in adding mechanism connector, adding mechanism connector
Furnace module should be heated it is provided with stretch rod component under pull bar bellows component under water cooling, water cooling and extends into pull bar bellows under water cooling
In component, stress loading system is arranged on below adding mechanism connector, and stretching-machine motor is arranged on stress loading system bottom,
Laboratory sample is arranged in heating furnace module.
3. Elevated temperature irradiation creep device as claimed in claim 2, it is characterised in that：Described normal temperature target chamber passes through rotation and lifting
Lifting rotation motor in system realizes 360 ° of rotations, and lifting displacement is 0-30cm, makes to place multiple samples on normal temperature target holder；Often
Warm target chamber is pure copper material, places copper pipe loop in target holder in addition, leads to recirculated water, it is ensured that sample is normal in irradiation process
Heating furnace module in temperature, described high-temperature target chamber is looped around on potsherd using heater strip is divided into two hemisphere, laboratory sample
It is arranged on ball center, it is ensured that sample bulk temperature is uniform.
4. Elevated temperature irradiation creep device as claimed in claim 2, it is characterised in that：In described load sensor connection water cooling
Rod assembly is simultaneously passed into heating furnace module, pull bar bellows component under heating furnace module lower end connection water cooling, water cooling drop-down
Bar bellows component is connected with differential transformer, differential transformer lower end connection adding mechanism connector, adding mechanism connector
Stretching-machine motor control is passed through by stress loading system.
5. Elevated temperature irradiation creep device as claimed in claim 1 and temperature control method, it is characterised in that：Described line detection system
System includes correspondence fluorescent target and Faraday cup outside the fluorescent target and Faraday cup being arranged in high-temperature target chamber, high-temperature target chamber and set
There is cylinder, the lifting of fluorescent target and Faraday cup is controlled by cylinder, described Faraday cup and fluorescent target is arranged on high temperature target
Indoor is illuminated at sample front 10cm, and described observation window is quartz glass observation window, and observation window is arranged on high-temperature target chamber
Interior fluorescent target front end is tilted at 45 °, while the camera for observing hot spot pattern when line gets to fluorescent target is installed,
Beam spot image automatic data collection is transferred in computer by fluorescent target and Faraday cup, and fluorescent target and Faraday cup are integrated knot
Structure, the stroke of pneumatic Faraday cup and pneumatic fluorescent target is controlled by two sets of pneumatic systems.
6. Elevated temperature irradiation creep device as claimed in claim 1 and temperature control method, it is characterised in that：In described drop energy system
The position of the two disk parcels in portion is provided with aluminium foil revolving fragment, and it is divided into 36 parts by 360 °, and every 10 ° are provided with 20 × 30mm2Aluminium film,
Aluminium film thickness is 2.5-50 μm.
7. Elevated temperature irradiation creep device as claimed in claim 2 and temperature control method, it is characterised in that：Described stress loading system
Laboratory sample is fixed together by system by upper specimen holder and lower specimen holder, and upper specimen holder is fixed on high-temperature target chamber intracavitary upper table
The high sensitivity stretching-machine of pull bar bellows component under face, lower specimen holder connection water cooling, after sample is fixed, by lower sample
Product bar applies 50-1000N stress to sample, and minimum loading is classified as 1N, and load precision is ± 0.5%, and differential transformer is installed
On lower specimen holder, the displacement of specimen holder in accurate measurement irradiation process, range 10mm, 2 μm of measurement sensitivity, measurement accuracy ±
0.2%.
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| CN201710246768.0A CN107144475B (en) | 2017-04-16 | 2017-04-16 | Elevated temperature irradiation creep device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727669A (en) * | 2017-10-25 | 2018-02-23 | 中国科学院近代物理研究所 | A kind of hot environment ion beam irradiation experimental provision |
| CN109470185A (en) * | 2018-12-04 | 2019-03-15 | 中国核动力研究设计院 | A kind of distortion measurement irradiation devices |
| CN109556970A (en) * | 2018-12-19 | 2019-04-02 | 中国原子能科学研究院 | A kind of device in situ for small-angle neutron scattering experiment high temperature and stretching coupling load |
| CN109991091A (en) * | 2017-12-29 | 2019-07-09 | 中国核动力研究设计院 | The experimental rig of metal material creep under a kind of in-pile irradiation environment |
| CN110808113A (en) * | 2018-08-06 | 2020-02-18 | 离子束应用股份有限公司 | System for irradiating a target material |
| CN112557289A (en) * | 2020-11-17 | 2021-03-26 | 中国科学院近代物理研究所 | Material irradiation device for simulating actual service working condition environment |
| CN113030128A (en) * | 2021-02-05 | 2021-06-25 | 中国原子能科学研究院 | Irradiation on-line internal consumption in-situ measuring device |
| CN113155868A (en) * | 2021-03-30 | 2021-07-23 | 中国科学院近代物理研究所 | Online irradiation creep sample stage based on wafer sample ejection technology |
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