CN101625354A - Similar material for fluid-solid coupling model test - Google Patents
Similar material for fluid-solid coupling model test Download PDFInfo
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- CN101625354A CN101625354A CN200910017549A CN200910017549A CN101625354A CN 101625354 A CN101625354 A CN 101625354A CN 200910017549 A CN200910017549 A CN 200910017549A CN 200910017549 A CN200910017549 A CN 200910017549A CN 101625354 A CN101625354 A CN 101625354A
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- sand
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- talcum powder
- model test
- paraffin
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Abstract
The invention discloses a similar material for fluid-solid coupling model test, comprising the components based on the parts by weight: 1 part of talcum powder, 4-9 parts of sand, 0.2-0.9 part of paraffin and 0.2-0.9 part of regulator. The material has wide penetrability simulation range and the permeability coefficient reaching 1.0*10<-7>-5.0*10<-4>cm/s, so as to be used for simulating rocks with different mechanical properties and permeability properties, thus solving the problems that the traditional similar material has the phenomenon of disintegration when coming across water, and the simulation similarity is poor.
Description
Technical field
The present invention relates to a kind of fluid-solid coupling model test analog material, belong to materials science field.
Background technology
At present common geomechanical model test analog material is only considered mechanical similitude, and most material meets the water easy disintegrating, can't use with fluid-solid coupling model test in.So seepage simulation is not often done in the research in past, only adopt the external force equivalence of flexible loading simulation water pressure, can not reflect the actual conditions of rock mass under engineering state, solid stream coupling analog simulation that neither be real.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of fluid-solid coupling model test analog material is provided, this kind material adopts not hydrophilic Binder Materials, and satisfy similar two conditions of solid deformation simultaneously with perviousness, have good non-hydrophilicity, material property is not subjected to the influence of humidity.
Another object of the present invention provides this kind preparation methods.
The technical scheme that the present invention takes is:
A kind of analog material that is used for fluid-solid coupling model test is characterized in that, the weight ratio of this kind material consists of: 1 part of talcum powder, 4～9 parts in sand, 0.2～0.9 part in paraffin, 0.2～0.9 part of correctives.
A kind of analog material that is used for fluid-solid coupling model test, its weight ratio is formed preferred: 1 part of talcum powder, 6 parts in sand, 0.35 part in paraffin, 0.35 part of correctives.
Described talcum powder fineness is 625 orders, and the particle diameter of described sand is less than 5mm, and described paraffin model is 54#, and described correctives is an antiwear hydraulic oil.
Described a kind of preparation method who is used for the analog material of fluid-solid coupling model test may further comprise the steps:
1) strictness takes by weighing talcum powder, sand, paraffin and correctives in proportion;
2) talcum powder and sand is even in stirrer for mixing;
3) talcum powder and the sand that mixes is heated to 100-110 ℃ in baking oven;
4) with paraffin fusing fully in electric food warmer, temperature keeps 100-110 ℃;
5) paraffin and the correctives of talcum powder, sand, fusing are put into stirring machine 100-110 ℃ of following the stirring 3～5 minutes;
6) materials mixed is put into mould, the compacting moulding;
7) molded material was at room temperature cooled off 24-36 hour.
A kind of analog material that is used for fluid-solid coupling model test of the present invention, its perviousness simulation context is extensive, and infiltration coefficient can reach 1.0 * 10
-7～5.0 * 10
-4Cm/s, material major parameter scope such as table 1, stress-strain diagram under single shaft resistance to compression condition such as accompanying drawing 1:
Table 1
A kind of analog material that is used for fluid-solid coupling model test of the present invention can be used to simulate the rock of different mechanical properties different permeability, has solved the difficult problem that traditional analog material is met water disintegration and simulation similarity difference.Simulation context of the present invention is bigger, can cover the low-intensity of different permeability and the rock mass materials of medium tenacity, can be widely used in the underground works fluid-solid coupling model test.
Description of drawings
Fig. 1 is the stress-strain curve diagram of material sample of the present invention under single shaft resistance to compression condition.
Specific implementation method
The present invention is further described below in conjunction with embodiment.
The fineness that the used talcum powder of the present invention can adopt Laizhou City dragon to win the production of talcum powder factory is 625 purpose products; The model that paraffin can adopt Jinan Refinery, China Petro-chem. Corp to produce is the product of 54#; Correctives can adopt Great Wall board antiwear hydraulic oil, and the model that Sinopec Group produces is the product of Zhuo Li L-HM46; The particle diameter of sand is less than 5mm.
Embodiment 1
A kind of analog material that is used for fluid-solid coupling model test, its weight ratio consists of: 1 part of talcum powder, 6 parts in sand, 0.35 part in paraffin, 0.35 part of correctives.
The preparation method may further comprise the steps:
1) strictness takes by weighing talcum powder, sand, paraffin and correctives in proportion;
2) talcum powder and sand is even in stirrer for mixing;
3) talcum powder and the sand that mixes is heated to 100 ℃ in baking oven;
4) with paraffin fusing fully in electric food warmer, temperature keeps 100 ℃;
5) paraffin and the correctives of talcum powder, sand, fusing are put into 100 ℃ of following stirrings 3 minutes of stirring machine;
6) materials mixed is put into mould, the compacting moulding;
7) molded material was at room temperature cooled off 24 hours.
Embodiment 2
A kind of analog material that is used for fluid-solid coupling model test, its weight ratio consists of: 1 part of talcum powder, 4 parts in sand, 0.9 part in paraffin, 0.2 part of correctives.
The preparation method may further comprise the steps:
1) strictness takes by weighing talcum powder, sand, paraffin and correctives in proportion;
2) talcum powder and sand is even in stirrer for mixing;
3) talcum powder and the sand that mixes is heated to 100 ℃ in baking oven;
4) with paraffin fusing fully in electric food warmer, temperature keeps 100 ℃;
5) paraffin and the correctives of talcum powder, sand, fusing are put into 100 ℃ of following stirrings 5 minutes of stirring machine;
6) materials mixed is put into mould, the compacting moulding;
7) molded material was at room temperature cooled off 24 hours.
Embodiment 3
A kind of analog material that is used for fluid-solid coupling model test, its weight ratio consists of: 1 part of talcum powder, 9 parts in sand, 0.2 part in paraffin, 0.9 part of correctives.
The preparation method may further comprise the steps:
1) strictness takes by weighing talcum powder, sand, paraffin and correctives in proportion;
2) talcum powder and sand is even in stirrer for mixing;
3) talcum powder and the sand that mixes is heated to 110 ℃ in baking oven;
4) with paraffin fusing fully in electric food warmer, temperature keeps 110 ℃;
5) paraffin and the correctives of talcum powder, sand, fusing are put into 110 ℃ of following stirrings 5 minutes of stirring machine;
6) materials mixed is put into mould, the compacting moulding;
7) molded material was at room temperature cooled off 36 hours.
Claims (7)
1, a kind of analog material that is used for fluid-solid coupling model test is characterized in that, the weight ratio of this kind material consists of: 1 part of talcum powder, 4～9 parts in sand, 0.2～0.9 part in paraffin, 0.2～0.9 part of correctives.
2, according to the described a kind of analog material that is used for fluid-solid coupling model test of claim 1, it is characterized in that the weight ratio of this kind material consists of: 1 part of talcum powder, 6 parts in sand, 0.35 part in paraffin, 0.35 part of correctives.
3, according to claim 1 or 2 described a kind of analog materials that are used for fluid-solid coupling model test, it is characterized in that described correctives is an antiwear hydraulic oil.
4, according to claim 1 or 2 described a kind of analog materials that are used for fluid-solid coupling model test, it is characterized in that the particle diameter of described sand is less than 5mm.
5, according to claim 1 or 2 described a kind of analog materials that are used for fluid-solid coupling model test, it is characterized in that described talcum powder fineness is 625 orders.
6, according to claim 1 or 2 described a kind of analog materials that are used for fluid-solid coupling model test, it is characterized in that described paraffin model is 54#.
7, according to the described a kind of preparation method who is used for the analog material of fluid-solid coupling model test of claim 1, it is characterized in that, may further comprise the steps:
1) strictness takes by weighing talcum powder, sand, paraffin and correctives in proportion;
2) talcum powder and sand is even in stirrer for mixing;
3) talcum powder and the sand that mixes is heated to 100-110 ℃ in baking oven;
4) with paraffin fusing fully in electric food warmer, temperature keeps 100-110 ℃;
5) paraffin and the correctives of talcum powder, sand, fusing are put into stirring machine 100-110 ℃ of following the stirring 3～5 minutes;
6) materials mixed is put into mould, the compacting moulding;
7) molded material was at room temperature cooled off 24-36 hour.
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|---|---|---|---|
| CN200910017549A CN101625354B (en) | 2009-08-05 | 2009-08-05 | Similar material for fluid-solid coupling model test |
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| CN101625354A true CN101625354A (en) | 2010-01-13 |
| CN101625354B CN101625354B (en) | 2012-10-24 |
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| CN101942205A (en) * | 2010-08-13 | 2011-01-12 | 中国矿业大学 | Elastoplastic equivalent material and preparation method thereof |
| CN102557551A (en) * | 2011-12-19 | 2012-07-11 | 山东大学 | Fluid-solid coupling similar material for model test and preparation method for material |
| CN103183495A (en) * | 2013-03-28 | 2013-07-03 | 山东大学 | Fault analog simulation material used for fluid-solid coupling model test and preparation method thereof |
| CN104891928A (en) * | 2015-05-18 | 2015-09-09 | 山东大学 | Similar material for fault mud burst model test and preparing method thereof |
| CN105527403A (en) * | 2016-01-20 | 2016-04-27 | 安徽理工大学 | Analog simulation test device for coal and rock masses and test method |
| CN105717021A (en) * | 2016-01-29 | 2016-06-29 | 河海大学 | Method for quantitatively determining fractured rock mass permeability anisotropy |
| CN105987863A (en) * | 2015-02-28 | 2016-10-05 | 中国石油化工股份有限公司 | Quantitative rock hydrophilicity evaluation method and application thereof |
| CN107101867A (en) * | 2017-05-25 | 2017-08-29 | 山东大学 | Coal seam Genesis of Karst Subsided Column gushing water model test similar materials and preparation method |
| CN107098655A (en) * | 2017-06-05 | 2017-08-29 | 河南理工大学 | A kind of fluid structurecoupling analog material using polyurethane as cementing agent and preparation method thereof |
| CN112067392A (en) * | 2020-09-11 | 2020-12-11 | 中国矿业大学 | Fluid-solid coupling analog simulation material for reproducing fractures and preparation method |
Family Cites Families (2)
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| CN100552423C (en) * | 2007-05-10 | 2009-10-21 | 浙江理工大学 | A kind of erosion attack inefficacy quantitative forecasting technique based on the stream solid coupling analysis |
| CN101264396B (en) * | 2008-05-09 | 2010-06-02 | 胡宁 | Ore dressing industry solid-liquid quick disconnect device |
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2009
- 2009-08-05 CN CN200910017549A patent/CN101625354B/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101942205B (en) * | 2010-08-13 | 2012-03-07 | 中国矿业大学 | Elastoplastic equivalent material |
| CN101942205A (en) * | 2010-08-13 | 2011-01-12 | 中国矿业大学 | Elastoplastic equivalent material and preparation method thereof |
| CN102557551A (en) * | 2011-12-19 | 2012-07-11 | 山东大学 | Fluid-solid coupling similar material for model test and preparation method for material |
| CN102557551B (en) * | 2011-12-19 | 2013-08-28 | 山东大学 | Fluid-solid coupling similar material for model test and preparation method for material |
| CN103183495A (en) * | 2013-03-28 | 2013-07-03 | 山东大学 | Fault analog simulation material used for fluid-solid coupling model test and preparation method thereof |
| CN103183495B (en) * | 2013-03-28 | 2015-03-25 | 山东大学 | Fault analog simulation material used for fluid-solid coupling model test and preparation method thereof |
| CN105987863B (en) * | 2015-02-28 | 2018-07-13 | 中国石油化工股份有限公司 | A kind of hydrophilic quantitative evaluation method of rock and its application |
| CN105987863A (en) * | 2015-02-28 | 2016-10-05 | 中国石油化工股份有限公司 | Quantitative rock hydrophilicity evaluation method and application thereof |
| CN104891928A (en) * | 2015-05-18 | 2015-09-09 | 山东大学 | Similar material for fault mud burst model test and preparing method thereof |
| CN105527403A (en) * | 2016-01-20 | 2016-04-27 | 安徽理工大学 | Analog simulation test device for coal and rock masses and test method |
| CN105717021A (en) * | 2016-01-29 | 2016-06-29 | 河海大学 | Method for quantitatively determining fractured rock mass permeability anisotropy |
| CN105717021B (en) * | 2016-01-29 | 2018-05-11 | 河海大学 | A kind of method for quantitatively determining crack rock anisotropy of permeability |
| CN107101867A (en) * | 2017-05-25 | 2017-08-29 | 山东大学 | Coal seam Genesis of Karst Subsided Column gushing water model test similar materials and preparation method |
| CN107101867B (en) * | 2017-05-25 | 2020-07-31 | 山东大学 | Coal bed karst collapse column water inrush model test analog simulation material and preparation method thereof |
| CN107098655A (en) * | 2017-06-05 | 2017-08-29 | 河南理工大学 | A kind of fluid structurecoupling analog material using polyurethane as cementing agent and preparation method thereof |
| CN107098655B (en) * | 2017-06-05 | 2019-08-16 | 河南理工大学 | It is a kind of using polyurethane as fluid structurecoupling analog material of cementing agent and preparation method thereof |
| CN112067392A (en) * | 2020-09-11 | 2020-12-11 | 中国矿业大学 | Fluid-solid coupling analog simulation material for reproducing fractures and preparation method |
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| CN101625354B (en) | 2012-10-24 |
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