CN106248573A - The method of testing of adhesion between material and lunar dust under vacuum environment - Google Patents
The method of testing of adhesion between material and lunar dust under vacuum environment Download PDFInfo
- Publication number
- CN106248573A CN106248573A CN201610416081.2A CN201610416081A CN106248573A CN 106248573 A CN106248573 A CN 106248573A CN 201610416081 A CN201610416081 A CN 201610416081A CN 106248573 A CN106248573 A CN 106248573A
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- lunar dust
- adhesion
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- 239000000428 dust Substances 0.000 title claims abstract description 78
- 239000000463 material Substances 0.000 title claims abstract description 33
- 238000010998 test method Methods 0.000 title description 3
- 239000000523 sample Substances 0.000 claims abstract description 50
- 238000012360 testing method Methods 0.000 claims abstract description 22
- 238000002360 preparation method Methods 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000004088 simulation Methods 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims description 22
- 239000008187 granular material Substances 0.000 claims description 21
- 239000005357 flat glass Substances 0.000 claims description 18
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 3
- 239000008367 deionised water Substances 0.000 claims description 3
- 229910021641 deionized water Inorganic materials 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- 241001061260 Emmelichthys struhsakeri Species 0.000 abstract description 6
- 239000002313 adhesive film Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004630 atomic force microscopy Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/04—Measuring adhesive force between materials, e.g. of sealing tape, of coating
Abstract
The invention provides the method for testing of adhesion, its preparation comprising the steps: to simulate lunar dust between material and simulation lunar dust under a kind of vacuum environment；The preparation of simulation lunar dust probe；The preparation of material sample；The test of adhesion.Compared with prior art, the present invention has following beneficial effect: the suction that can grasp lunar dust further desorbs principle, it is achieved the anti-lunar dust of the exposed structural member surface outside of lunar rover adheres to；Preparation for anti-lunar dust adhesive film layer provides important theoretical foundation.
Description
Technical field
The present invention relates under a kind of vacuum environment the method for testing of adhesion between material and lunar dust, belong to material property and survey
Examination field.
Background technology
Mankind's lunar exploration tool has very great significance, the national numerous and confused system such as the U.S., Japan, European Space Agency, Russia and India
Having determined lunar exploration plan, China is the most implementing moon exploration program, and lunar rover is the important component part of moon exploration program, is moon talent scout
Survey the starting stage research moon indispensable important research medium, be also the antecessor that lands on the moon of spaceman.But the moon
Car the landing of lunar surface and work must faced by the challenge that be brought of the special environment of the moon, one of them is exactly depositing of lunar dust
?.Lunar dust be moonscape be a thick layer of fine particle formed due to long-term environmental activity, average diameter 30～150
μm.Under conditions of moon low gravitation and nearly vacuum, these fine particles are easy to be suspended in by nature or artificial disturbance
In the air.Due to low gravitation and the condition of intimate vacuum of the moon, tiny lunar dust is easy to by nature or human activity disturbance
Being suspended in aerial, lunar dust granule has higher specific surface area and insulating properties, it is easy to adheres and is stacked into the various dress touched
Put, the problems such as mechanism seals inefficacy, blocking, material abrasion and thermal control inefficacy will be caused.According to Apollo
Log, shows that the lunar soil of moonscape and lunar dust can have a strong impact on the use function of moon surface detector heat control system, at spoke
The lunar dust of one layer of insulation of the surface attachment such as emitter can affect the exchange of normal heat.Can be reliably in order to ensure moon rover
Work, carries out the research to lunar surface exposed part surface dustproof membrane layer correlation technique imperative.Tiny lunar dust has higher
Specific surface area and insulating properties, it is easy to adhesion be stacked on the various device touched, bring many difficulties to lunar exploration.Grasp
The suction of lunar dust desorbs principle, it is achieved the anti-lunar dust of the exposed structural member surface outside of lunar rover adheres to be that moon exploration program first has to solve
Great scientific issues.Research lunar dust adhesion direct with material is to realize key prepared by anti-lunar dust adhesive film layer, at present,
There is not yet the method report of adhesion between test lunar dust and material both at home and abroad.
Summary of the invention
For defect of the prior art, it is an object of the invention to provide under a kind of vacuum environment viscous between material and lunar dust
The method of testing of attached power.
The present invention is achieved by the following technical solutions:
The invention provides under a kind of vacuum environment the method for testing of adhesion between material and lunar dust, it includes walking as follows
Rapid:
The preparation of lunar dust；
The preparation of lunar dust probe；
The preparation of material sample；
The test of adhesion.
Preferably, the preparation of described lunar dust specifically includes and operates as follows:
Simulation lunar dust is uniformly spread out in culture dish, and dries in an oven, saves backup.
Preferably, the preparation of described lunar dust probe specifically includes and operates as follows:
S1: be arranged on Probe clip by the atomic force microscope probe of known elasticity coefficient, then clamping for described probe
It is scheduled in several XYZR axle fine adjustment stage；
S2: the lunar dust granule surveyed paving is dispersed on one block of sheet glass, makes to separate between each granule of lunar dust not contact；
S3: separately take one block of sheet glass, binding agent is dipped in sheet glass blank space；
S4: sheet glass in S3 is placed in another XYZR axle fine adjustment stage, and makes glue microdroplet be positioned at probe cantilevers
Position directly below, observe the relative altitude dripped with glue of cantilever under an atomic force microscope, regulate Z axis and make cantilever drip with glue to lean on
Closely, until glue is stained with in the most advanced and sophisticated bottom surface of probe cantilever drips；
S5: remove the sheet glass that paving glue drips, changes paving and dissipates the sheet glass of lunar dust, observe and choose the moon under atomic force microscope
Dirt granule, regulation cantilever and lunar dust granule relative altitude, the viscosity utilizing glue to drip is stained with single lunar dust in cantilever tip, and probe is quiet
Put after making glue curing molding, solidify, obtain described lunar dust probe.
Preferably, the preparation of described material sample specifically includes and operates as follows:
Material sample is first cleaned 30min, then deionized water ultrasonic cleaning 30min with EtOH Sonicate, dries, stand-by.
Preferably, the temperature of described drying is 120 DEG C.
Preferably, the test of described adhesion specifically includes following steps:
Start atomic force microscope, be evacuated to 5.0 × 10-4Below Pa, is placed in raw material sample on sample stage, and by the moon
Dirt probe is arranged on Probe clip, installs Probe clip, laser head assembly；
Measure adhesion curve；
Measuring adhesion curve data, logarithm value adds up, and using meansigma methods and standard deviation as test result, to obtain final product
Adhesion between lunar dust and material surface.
The principle of the present invention is: utilize atomic force microscope to record the active force between lunar dust granule and surface.Sweeping
During retouching, the normal deformation reflection gravitation of microprobe cantilever or repulsion, transverse deformation size can react the size of frictional force.
Test can obtain the relation curve reflecting granule with surface intermolecular forces with basal plane displacement Z.When granule and material surface are apart from relatively
Time remote, directed force F is 0；Along with the two moves closer to, its captivation can increase (reduction of F negative value), when close to a certain extent
Time, F about granule-material surface spacing gradient equal to coefficient of elasticity k time, granule skip to suddenly and basal plane contact condition (claim
For contact suddenly)；Subsequently, the direction of basal plane and needle point one micro-cantilever fixed position in the same direction is moved, and cantilever bending side-play amount reduces,
The captivation recorded also is reducing, and arrives again at zero-g line；Basal plane continues up to move, and micro-cantilever will be bent upwards, and F value becomes
Just, needle point can embed inside basal plane.When basal plane is withdrawn, F value is gradually reduced, and the two can keep contact until F reaches a certain faces
Suddenly jump out of during dividing value and (jump out of the most suddenly F2<kX2), F now is adhesion Fadh.
Compared with prior art, the present invention has a following beneficial effect:
1, the suction that can grasp lunar dust further desorbs principle, it is achieved the anti-lunar dust of the exposed structural member surface outside of lunar rover
Adhere to；
2, the preparation for anti-lunar dust adhesive film layer provides important theoretical foundation.
Accompanying drawing explanation
By the detailed description non-limiting example made with reference to the following drawings of reading, the further feature of the present invention,
Purpose and advantage will become more apparent upon:
Fig. 1 is granule-surface reaction forces and basal plane displacement curve；
Fig. 2 be 40 μm particle diameters simple grain lunar dust at different temperatures with the adhesion of Aluminum alloy anode oxidation film layer.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in detail.Following example will assist in the technology of this area
Personnel are further appreciated by the present invention, but limit the present invention the most in any form.It should be pointed out that, the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement.These broadly fall into the present invention
Protection domain.
Simulation lunar dust used in the present invention is prepared by Beijing Satellite Environment Engineering Research Institute.
Under a kind of vacuum environment that the present invention provides, the method for testing of adhesion between material and lunar dust, specifically includes as follows
Step:
One, the preparation of lunar dust is simulated: uniformly spread out in culture dish by simulation lunar dust, and dry in an oven, preserve standby
With；
Two, the preparation of lunar dust probe: S1: the atomic force microscope probe of known elasticity coefficient is arranged on Probe clip is simulated
On, then described Probe clip is fixed on higher in several XYZR axle fine adjustment stage one, adjusts described atomic force microscopy
Mirror is to suitable amplification；
S2: the simulation lunar dust granule surveyed paving is dispersed on one block of sheet glass, makes to separate not between each granule of simulation lunar dust
Contact；
S3: separately take one block of sheet glass, mixed well in 1:1 ratio by binding agent, the glue that the amount of exhausting is little drips and dips in sheet glass blank
Place；
S4: sheet glass in S3 is placed in another XYZR axle fine adjustment stage, and makes glue microdroplet be positioned at probe cantilevers
Position directly below, observe the relative altitude dripped with glue of cantilever under an atomic force microscope, regulate Z axis and make cantilever drip with glue to lean on
Closely, until glue is stained with in the most advanced and sophisticated bottom surface of probe cantilever drips；
S5: remove the sheet glass that paving glue drips, changes paving and dissipates the sheet glass of lunar dust, observe and choose conjunction under atomic force microscope
Suitable lunar dust granule, regulation cantilever and lunar dust granule relative altitude, the viscosity utilizing glue to drip is stained with single lunar dust in cantilever tip,
Probe stands after making glue curing molding, solidifies, obtains described lunar dust probe.
Three, the preparation of material sample: material sample is first cleaned 30min, then deionized water ultrasonic cleaning with EtOH Sonicate
30min, dries at 120 DEG C, stand-by.
Four, the test of adhesion: start atomic force microscope, be evacuated to 5.0 × 10-4Below Pa, puts raw material sample
On sample stage, and simulation lunar dust probe is arranged on Probe clip, installs Probe clip, the first-class device of laser；
Measure adhesion curve；
Selecting different position finding adhesion curve datas, logarithm value is added up, and makees with meansigma methods and standard deviation
For test result, obtain the adhesion between lunar dust and material surface.
The principle of the present invention is: as it is shown in figure 1, utilize atomic force microscope to record between simulation lunar dust granule and surface
Active force.In scanning process, the normal deformation reflection gravitation of microprobe cantilever or repulsion, transverse deformation size can be reacted
The size of frictional force.Test can obtain the relation curve reflecting granule with surface intermolecular forces with basal plane displacement Z.When granule and material
When expecting that surface distance is farther out, directed force F is 0；Along with the two moves closer to, its captivation can increase (reduction of F negative value), when close
Time to a certain extent, F about granule-material surface spacing gradient equal to coefficient of elasticity k time, granule skips to suddenly connect with basal plane
The state of touching (contact the most suddenly)；Subsequently, the direction of basal plane and needle point one micro-cantilever fixed position in the same direction is moved, and cantilever bending is inclined
Shifting amount reduces, and the captivation recorded also is reducing, and arrives again at zero-g line；Basal plane continues up to move, and micro-cantilever will be bent up
Song, F value is just becoming, and needle point can embed inside basal plane.When basal plane is withdrawn, F value is gradually reduced, and the two can keep contact until F reaches
Suddenly jump out of during to a certain marginal value and (jump out of the most suddenly F2<kX2), F now is adhesion Fadh.
Embodiment 1
Utilize measured by preceding method at different temperatures, viscous between simulation lunar dust and Aluminum alloy anode oxidation film layer
Attached power, as in figure 2 it is shown, at 23 DEG C, under 1atm, its adhesion is 5nN, and under the vacuum environment of 0 DEG C～120 DEG C, adhesion is
7.5nN, under-40 DEG C of vacuum environments, adhesion is 13nN, and under-80 DEG C of vacuum environments, adhesion is 20nN ,-120 DEG C of vacuum rings
Under border, adhesion is 27nN.
In sum, the present invention can grasp the suction of lunar dust further and desorb principle, it is achieved lunar rover is exposed at external structure
The anti-lunar dust on part surface adheres to；Preparation for anti-lunar dust adhesive film layer provides important theoretical foundation.
Above the specific embodiment of the present invention is described.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims, this not shadow
Ring the flesh and blood of the present invention.
Claims (6)
1. the method for testing of adhesion between material and lunar dust under a vacuum environment, it is characterised in that comprise the steps:
The preparation of simulation lunar dust；
The preparation of simulation lunar dust probe；
The preparation of material sample；
The test of adhesion.
2. the method for testing of adhesion between material and lunar dust under vacuum environment as claimed in claim 1, it is characterised in that institute
State the preparation of lunar dust and specifically include following operation:
Simulation lunar dust is uniformly spread out in culture dish, and dries in an oven, saves backup.
3. the method for testing of adhesion between material and lunar dust under vacuum environment as claimed in claim 1, it is characterised in that institute
State the preparation of lunar dust probe and specifically include following operation:
S1: be arranged on Probe clip by the atomic force microscope probe of known elasticity coefficient, is then fixed on described Probe clip
In XYZR axle fine adjustment stage；
S2: the simulation lunar dust granule surveyed paving is dispersed on one block of sheet glass, makes to separate between each granule of lunar dust not contact；
S3: separately take one block of sheet glass, binding agent is dipped in sheet glass blank space；
S4: sheet glass in S3 is placed in another XYZR axle fine adjustment stage, and makes glue microdroplet just be positioned at probe cantilevers
Lower position, observes the relative altitude that cantilever drips with glue under an atomic force microscope, and it is close, directly that regulation Z axis makes cantilever and glue drip
Most advanced and sophisticated bottom surface to probe cantilever is stained with glue and is dripped；
S5: remove the sheet glass that paving glue drips, changes paving and dissipates the sheet glass of simulation lunar dust, observe and choose the moon under atomic force microscope
Dirt granule, regulation cantilever and lunar dust granule relative altitude, the viscosity utilizing glue to drip is stained with single lunar dust in cantilever tip, and probe is quiet
Put after making glue curing molding, solidify, obtain described lunar dust probe.
4. the method for testing of adhesion between material and lunar dust under vacuum environment as claimed in claim 1, it is characterised in that institute
State the preparation of material sample and specifically include following operation:
Material sample is first cleaned 30min, then deionized water ultrasonic cleaning 30min with EtOH Sonicate, dries, stand-by.
5. the method for testing of adhesion between material and lunar dust under vacuum environment as claimed in claim 4, it is characterised in that institute
The temperature stating drying is 120 DEG C.
6. the method for testing of adhesion between material and lunar dust under vacuum environment as claimed in claim 1, it is characterised in that institute
State the test of adhesion and specifically include following steps:
Start atomic force microscope, be evacuated to 5.0 × 10-4Below Pa, is placed in raw material sample on sample stage, and is visited by lunar dust
Pin is arranged on Probe clip, installs Probe clip, laser head assembly；
Measure adhesion curve；
Measuring adhesion curve data, logarithm value adds up, and using meansigma methods and standard deviation as test result, obtains lunar dust
And the adhesion between material surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416081.2A CN106248573A (en) | 2016-06-14 | 2016-06-14 | The method of testing of adhesion between material and lunar dust under vacuum environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610416081.2A CN106248573A (en) | 2016-06-14 | 2016-06-14 | The method of testing of adhesion between material and lunar dust under vacuum environment |
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| CN106248573A true CN106248573A (en) | 2016-12-21 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841686A (en) * | 2017-02-22 | 2017-06-13 | 中国工程物理研究院化工材料研究所 | The characterizing method of interface interaction power between explosive and bonding agent |
| CN107796958A (en) * | 2017-09-18 | 2018-03-13 | 上海理工大学 | A kind of preparation method of AFM colloid probe |
| CN110108636A (en) * | 2019-05-11 | 2019-08-09 | 金华职业技术学院 | A kind of cell adherence force measuring method |
| CN110596430A (en) * | 2019-08-01 | 2019-12-20 | 中国科学院地球化学研究所 | Method for detecting adhesion of nanoparticles |
| CN114199743A (en) * | 2021-12-13 | 2022-03-18 | 深圳大学 | System and method for measuring lunar soil particle interaction force in simulated lunar environment |
| US11866203B2 (en) | 2020-10-01 | 2024-01-09 | Hamilton Sundstrand Corporation | Dust removal in deep space environment |
| US11951516B2 (en) | 2021-01-06 | 2024-04-09 | Hamilton Sundstrand Corporation | Multi-stage cleaning of space suit |
| CN114199743B (en) * | 2021-12-13 | 2024-05-10 | 深圳大学 | System and method for measuring lunar soil particle interaction force in pseudo-lunar environment |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106841686A (en) * | 2017-02-22 | 2017-06-13 | 中国工程物理研究院化工材料研究所 | The characterizing method of interface interaction power between explosive and bonding agent |
| CN107796958A (en) * | 2017-09-18 | 2018-03-13 | 上海理工大学 | A kind of preparation method of AFM colloid probe |
| CN110108636A (en) * | 2019-05-11 | 2019-08-09 | 金华职业技术学院 | A kind of cell adherence force measuring method |
| CN110108636B (en) * | 2019-05-11 | 2024-04-05 | 金华职业技术学院 | Cell adhesion force measuring method |
| CN110596430A (en) * | 2019-08-01 | 2019-12-20 | 中国科学院地球化学研究所 | Method for detecting adhesion of nanoparticles |
| CN110596430B (en) * | 2019-08-01 | 2022-03-15 | 中国科学院地球化学研究所 | Method for detecting adhesion of nanoparticles |
| US11866203B2 (en) | 2020-10-01 | 2024-01-09 | Hamilton Sundstrand Corporation | Dust removal in deep space environment |
| US11951516B2 (en) | 2021-01-06 | 2024-04-09 | Hamilton Sundstrand Corporation | Multi-stage cleaning of space suit |
| CN114199743A (en) * | 2021-12-13 | 2022-03-18 | 深圳大学 | System and method for measuring lunar soil particle interaction force in simulated lunar environment |
| CN114199743B (en) * | 2021-12-13 | 2024-05-10 | 深圳大学 | System and method for measuring lunar soil particle interaction force in pseudo-lunar environment |
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Application publication date: 20161221 |