CN105784574B - One kind being used for padded coaming multi- scenarios method test-bed device - Google Patents
One kind being used for padded coaming multi- scenarios method test-bed device Download PDFInfo
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- CN105784574B CN105784574B CN201410831824.3A CN201410831824A CN105784574B CN 105784574 B CN105784574 B CN 105784574B CN 201410831824 A CN201410831824 A CN 201410831824A CN 105784574 B CN105784574 B CN 105784574B
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Abstract
The invention belongs to high-level waste geology treatment buffering/backfilling material technical fields, and in particular to one kind is used for padded coaming multi- scenarios method test-bed device.The present invention includes top cover, test cavity, bottom trolley, heating system, compacting padded coaming, sensor, water inlet line, water permeating board, bottom trolley is equipped with heating system, heating system is equipped with test cavity, compacting padded coaming is equipped in test cavity body, and there are gaps between test cavity inner wall and compacting padded coaming；It is interior equipped with sensor to be compacted padded coaming, test cavity is equipped with the top cover by the conducting wire of sensor from its internal extraction；For water permeating board in cap base, top cover is provided with the water inlet line communicated with water permeating board.Apparatus of the present invention are easy to operate, can simulate Hlw Geological Repository local environmental conditions, guarantee padded coaming multi- scenarios method experimental stand efficiently assembles and trouble-free operation.
Description
Technical field
The invention belongs to high-level waste geology treatment buffering/backfilling material technical fields, and in particular to one kind is for buffering
Material multi- scenarios method test-bed device.
Background technique
High-level waste is a kind of special waste strong containing radioactivity, nucleic half-life period is long, toxicity is big, calorific value is big, is needed
It will be with human habitat being isolated reliably and with long-term.The safe disposal of high-level waste be related to Land Environment, public security and
Nuclear industry health, the significant problem of sustainable development and the essential important link of nuclear industry activity, it is necessary to height be put useless
The handling problems of object are studied and are properly settled.High-level waste geology treatment can use multibarrier in the prior art
The mode of system is disposed, padded coaming as important component part in disposition library multibarrier system, be filled in it is useless
Last road artificial barrier between object tank and geologic body plays engineering barrier, hydraulics barrier, chemical barrier, conduction and dissipates
The important function such as radioactive waste decay heat are lost, are the effective guarantees of geological disposal library safe operation.
During long-term operation in Deep Geological Disposal of High-level Radioactive Wastes library, since high-level waste decays release heat, place
Set the underground water in the country rock of library migrated into library infiltration, dedicated waste tanks nucleic to external migration, crustal stress and padded coaming absorb water
The collective effects such as power caused by expanding, padded coaming heat, underground water and the crustal stress the effects of under will generate it is extremely complex
" heat-water-power-chemistry " coupling phenomenon.For the multi- scenarios method problem in disposition library, in order to ensure isolation barrier padded coaming
Long-term safety, it is necessary to the phenomenon main to this system carries out the simulation test of science, and builds more couplings of padded coaming
It close large-scale experiment rack to carry out simulation test and carry out subterranean laboratory field test, be buffered under the conditions of exploring simulation disposition library
Heat-water-power-chemical Coupling characteristic of material, establishes the effective means of padded coaming evaluation of long-term properties method, can be intuitive
The behavioural characteristic of solution and grasp padded coaming under the effect of long-term multi- scenarios method.
In padded coaming multi- scenarios method large-scale experiment rack and subterranean laboratory field test, METAL HEATING PROCESS is generally used
Device replaces dedicated waste tanks, simulates the decay heat of high-level waste；Using high pressure water flow simulated groundwater seepage flow, make padded coaming by outside to
Inside gradually it is saturated.Since large-scale experiment rack and subterranean laboratory field test structural system are complicated tightly, time-consuming, side for test
Boundary's condition is difficult to control accurately, and is unable to easy removal in operational process in order to avoid destroying multi- scenarios method environment, keeps later period test difficult
To carry out for a long time.
Summary of the invention
The present invention for large-scale experiment rack in the prior art and subterranean laboratory field test structural system it is complicated it is tight,
Test time-consuming, boundary condition is difficult to control accurately, and be unable to easy removal in operational process so as not to destroy multi- scenarios method environment,
Later period test is difficult to the technical issues of carrying out for a long time, provides a kind of padded coaming multi- scenarios method test-bed device, device behaviour
Facilitate, can simulate under Hlw Geological Repository local environmental conditions, guarantees padded coaming multi- scenarios method experimental bench
Frame efficiently assembles and trouble-free operation.
Present invention employs following technical solutions:
One kind is used for padded coaming multi- scenarios method test-bed device, which includes that top cover, test cavity, bottom are small
Vehicle, heating system, compacting padded coaming, sensor, water inlet line, water permeating board, bottom trolley are equipped with heating system, heating system
System is equipped with test cavity, and compacting padded coaming is equipped in test cavity body, and tests between cavity inner wall and compacting padded coaming
There are gaps；It is compacted to be equipped with sensor in padded coaming, test cavity, which is equipped with, internal draws the conducting wire of sensor from it
Top cover；For water permeating board in cap base, top cover is provided with the water inlet line communicated with water permeating board.
One kind being used for padded coaming multi- scenarios method test-bed device, and groove, test are equipped at the top of the heating system
The lower part internal layer of cavity is polytetrafluoroethylene (PTFE), and polytetrafluoroethylene (PTFE) bottom is in heating system groove.
One kind being used for padded coaming multi- scenarios method test-bed device, the outer layer of the polytetrafluoroethylene (PTFE) and heating system
Wrap up stainless steel barrel.
One kind being used for padded coaming multi- scenarios method test-bed device, the outer layer covers insulation barrel of the stainless steel barrel.
One kind is used for padded coaming multi- scenarios method test-bed device, and circumferentially several are logical for uniform intervals for the top cover
Hole respectively goes out line passage for draw sensor conductor embedded with one in each through-hole.
One kind being used for padded coaming multi- scenarios method test-bed device, and described going out in line passage is provided with for drawing sensing
Several outlet holes of device conducting wire.
One kind being used for padded coaming multi- scenarios method test-bed device, and the line of several outlet holes is in a word
Type, and the line of several outlet holes is vertical with the radial direction of top cover.
One kind being used for padded coaming multi- scenarios method test-bed device, and opening several on the water permeating board has for drawing
Several crescent moon gap of sensor conductor.
One kind is used for padded coaming multi- scenarios method test-bed device, it is described include between top cover by hex bolts with
Test cavity connection.
One kind being used for padded coaming multi- scenarios method test-bed device, is connected between the water permeating board and top cover by bolt
It connects.
The beneficial effects of the present invention are:
It is provided by the invention a kind of for padded coaming multi- scenarios method test-bed device, it can simulate in high-level waste
Matter is disposed under the local environmental conditions of library, i.e., under the conditions of heating simultaneously in the opposite direction and add water, study heat and water postpones respectively
The behavioural characteristic for rushing difference lateral the other side transmitting and infiltration of material is better understood by padded coaming in simulation disposition library office
Behavior development trend under portion's environment is the important supplement of padded coaming in-situ test and large-scale bench test, is padded coaming
Long term test research provides underlying parameter；
It is provided by the invention it is a kind of be used for padded coaming multi- scenarios method test-bed device, install it is easy to operate, heating and
Water is added to carry out under controlled condition, guarantee padded coaming multi- scenarios method experimental stand efficiently assembles and trouble-free operation, is testing
In journey can regular dismounting, acquisition buffer material experiment sample simultaneously analyzes it test；
It is provided by the invention it is a kind of be used for padded coaming multi- scenarios method test-bed device, can be at simulation to the full extent
Library local environment is set, scientific and reasonable test data is obtained, effectively discloses the behavior of padded coaming under the conditions of multi- scenarios method
And changing rule.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for padded coaming multi- scenarios method test-bed device provided by the present invention；
Fig. 2 is the structural schematic diagram of the cover device of test-bed provided by the present invention；
Fig. 3 is water permeating board provided by the present invention and its structural schematic diagram connecting with top cover；
Fig. 4 is the structural schematic diagram of water permeating board plane provided by the present invention.
In figure: 1- top cover, 2- test cavity, 3- polytetrafluoroethylene (PTFE), 4- insulation barrel, the bottom 5- trolley, 6- heating system, 7-
Compacting padded coaming, 8- stainless steel barrel, 9- sensor, 10- hex bolts, 11- go out line passage, 12- water inlet line, 13- infiltration
Plate, 14- bolt, 15- outlet hole, 16- gap.
Specific embodiment
With reference to the accompanying drawings and examples to provided by the present invention a kind of for padded coaming multi- scenarios method test-bed
Device is described further.
It is solidly connected as shown in Figure 1,6 bottom of heating system is twisted with bottom trolley 5 by bolt, is provided at the top of heating system 6
Groove；The lower part for testing cavity 2 is polytetrafluoroethylene (PTFE) 3, and 3 bottom of polytetrafluoroethylene (PTFE) is in 6 groove of heating system；Polytetrafluoroethyl-ne
The outer layer covers stainless steel barrel 8 of alkene 3 and heating system 6, the outer layer covers insulation barrel 4 of stainless steel barrel 8；Compacting padded coaming 7 is filled out
The inside in test cavity 2 is filled, the inside of compacting padded coaming 7 is embedded with sensor 9, and the conducting wire of sensor 9 is from top cover 1
Line passage 11 is drawn out.As shown in Figure 1, Figure 2, Figure 3 and Figure 4, top cover 1 passes through 12 hex bolts 10 and sealing ring and test cavity
It is fixedly connected at the top of body 2, top cover 1 is circumferentially evenly-spaced there are four through-hole, respectively goes out line passage embedded with one in each through-hole
11,1 center of top cover is provided with a water inlet line 12, and water inlet line 12 is communicated with water permeating board 13, and water permeating board 13 is embedded in 1 bottom of top cover
Portion is simultaneously fastenedly connected by four stainless steel bolts 14 with top cover 1, and evenly-spaced at 13 circumferential edge of water permeating board there are four the moons
Tooth gap 16.
The test cavity 2 is used to simulate the country rock in disposition library；Heating system 6 is used to replace dedicated waste tanks, and simulation height is put useless
Object decay heat；Water inlet line 12 and water permeating board 13 are used as water inlet system simulated groundwater seepage flow, entire test-bed unit simulation
The behavioural characteristic variation of padded coaming under Hlw Geological Repository local environment.
The tetrafluoroethene material 3 prevents heating system 6 from generating lateral heat conduction, causes test error；It is described stainless
The dilatancy of the limitation compacting padded coaming 7 of steel drum 8.The insulation barrel 4 is lined with insulating foam, during capable of reducing test
Heat exchange between heater and padded coaming and ambient enviroment, in order to avoid influence test process；The compacting padded coaming 7 is in phase
Opposite direction heats simultaneously and adds the behavioural characteristic under the conditions of water that can obtain by 9 real-time monitoring of sensor, the test cavity 2
It is seated in the groove of heating system 6, when heating system 6 is damaged, entire test-bed can be sling, be convenient for changing maintenance.
The top cover 1 uses high-strength corrosion-resisting stainless steel material, and the top cover 1 is tightly connected with test cavity 2, limitation
The deformation of padded coaming 7 in test cavity body.
Test 2 inner wall of cavity and the installation gap being compacted between padded coaming 7 are limited, and the conducting wire of sensor 9 is necessary
The outer rim for being close to compacting padded coaming 7 is drawn from the outlet hole 15 of line passage 11 out, is each gone out evenly-spaced in line passage 11
There are four outlet hole 15, the line of four outlet holes 15 is in "-" type, and the radial direction side of the line of four outlet holes 15 and top cover 1
To vertical.
The water permeating board 13 is made of the superposition of multilayer stainless steel sintered meshwork, and high pressure water flow can be made to form uniform seepage state,
It prevents high pressure water flow from directly washing away padded coaming, influences test result；Out the lower part of line passage 11 and compacting padded coaming 7
Overlapping, the diameter of water permeating board 13 are slightly less than the diameter of compacting padded coaming 7, and are provided with crescent moon gap 16 on water permeating board 13 and avoid
The conducting wire of sealing-plug, sensor 9 is drawn by crescent moon gap 16 from the outlet hole 15 of line passage 11 out, and crescent moon gap 16 can be kept away
Exempt from the extraction of influence 9 conducting wire of sensor.
The present invention is explained in detail above in conjunction with drawings and examples, but the present invention is not limited to above-mentioned implementations
Example, within the knowledge of a person skilled in the art, can also make without departing from the purpose of the present invention
Various change out.The content being not described in detail in the present invention can use the prior art.
Claims (9)
1. one kind is used for padded coaming multi- scenarios method test-bed device, it is characterised in that: the device includes top cover (1), test
Cavity (2), bottom trolley (5), heating system (6), compacting padded coaming (7), sensor (9), water inlet line (12), water permeating board
(13), bottom trolley (5) is equipped with heating system (6), and heating system (6) is equipped with test cavity (2), and test cavity (2) is interior
Equipped with compacting padded coaming (7), and between test cavity (2) inner wall and compacting padded coaming (7), there are gaps；It is compacted fender
Expect that (7) are interior and be equipped with sensor (9), test cavity (2) is equipped with the top cover (1) by the conducting wire of sensor (9) from its internal extraction；
For water permeating board (13) in top cover (1) bottom, top cover (1) is provided with the water inlet line (12) communicated with water permeating board (13)；The infiltration
Water plate (13) is made of the superposition of multilayer stainless steel sintered meshwork；It is equipped with groove at the top of the heating system (6), tests cavity (2)
Lower part internal layer be polytetrafluoroethylene (PTFE) (3), polytetrafluoroethylene (PTFE) (3) is in heating system (6) groove.
2. according to claim 1 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Polytetrafluoroethylene (PTFE) (3) and heating system (6) outer layer covers stainless steel barrel (8).
3. according to claim 2 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Stainless steel barrel (8) outer layer covers insulation barrel (4).
4. according to claim 3 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Top cover (1) circumferentially several through-holes of uniform intervals, respectively embedded with one for drawing sensor (9) conducting wire in each through-hole
Line passage (11) out.
5. according to claim 4 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Go out in line passage (11) to be provided with several outlet holes (15) for drawing sensor (9) conducting wire.
6. according to claim 5 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
The lines of several outlet holes (15) be in "-" type, and the radial direction of the line of several outlet holes (15) and top cover (1)
Vertically.
7. according to claim 6 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Water permeating board (13) on open several and have several crescent moon gap (16) for drawing sensor (9) conducting wire.
8. according to claim 7 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Include top cover (1) between by hex bolts (10) with test cavity (2) connect.
9. according to claim 8 a kind of for padded coaming multi- scenarios method test-bed device, it is characterised in that: described
Water permeating board (13) and top cover (1) between connect by bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410831824.3A CN105784574B (en) | 2014-12-26 | 2014-12-26 | One kind being used for padded coaming multi- scenarios method test-bed device |
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| CN201410831824.3A CN105784574B (en) | 2014-12-26 | 2014-12-26 | One kind being used for padded coaming multi- scenarios method test-bed device |
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| CN105784574A CN105784574A (en) | 2016-07-20 |
| CN105784574B true CN105784574B (en) | 2019-02-01 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108693302A (en) * | 2017-04-07 | 2018-10-23 | 核工业北京地质研究院 | The test method of padded coaming heat-water-power-chemical Coupling test bench for performance |
| CN110274867A (en) * | 2018-03-16 | 2019-09-24 | 中国辐射防护研究院 | A kind of full-scale engineering barrier pilot system of high-level waste geology treatment and method |
| CN111610314B (en) * | 2020-07-03 | 2022-07-22 | 核工业北京地质研究院 | Device and method for testing healing effect of buffer backfill material of high-level disposal warehouse |
| CN111610313B (en) * | 2020-07-03 | 2022-07-22 | 核工业北京地质研究院 | Buffer material building block combination joint healing effect testing device and method |
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| WO2004001766A3 (en) * | 2002-06-25 | 2004-03-18 | Polygro Trading Ag | Container system for the transport and storage of highly reactive materials |
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