CN204253024U - A kind of three-dimensional visualization physics displacement model detachably recycled - Google Patents
A kind of three-dimensional visualization physics displacement model detachably recycled Download PDFInfo
- Publication number
- CN204253024U CN204253024U CN201420612093.9U CN201420612093U CN204253024U CN 204253024 U CN204253024 U CN 204253024U CN 201420612093 U CN201420612093 U CN 201420612093U CN 204253024 U CN204253024 U CN 204253024U
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- dimensional visualization
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- displacement model
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Abstract
The utility model relates to a kind of three-dimensional visualization physics displacement model detachably recycled, and this model comprises die body, top end cap and simulation wellbore hole, and die body is the rectangular cavities structure be made up of organic glass, the upper end open of rectangular cavities structure; Simulation wellbore hole is coordinated by capillary tube steel pipe and plastics, and capillary tube side punching (seam) plastic pipe is pricked has intensive irregular micropore, filling quartz sand therebetween, the technique of simulation gravel filling sand prevention, so this model does not need cementing, and situation of not shaking out; Be provided with back-up sand layer in rectangular cavities structure, can fill in different layer positions the vertical heterogeneity that the different quartz sand of different-grain diameter carrys out simulated formation according to the stratum of simulation; Sealing is well ensure that by the silicagel pad with certain viscosity as sealing mat between main body and top end cap.
Description
Technical field
The utility model relates to a kind of three-dimensional visualization physics displacement model detachably recycled, for oil-gas field development modelling technique field, and the stratum filtration under simulation different condition.
Background technology
At present, in research oilfield exploitation procedure for simulate displacement process, prediction production capacity, evaluating operation measure effect physical model mainly contain: 1. natural cylindric rock core, artificial strip, dull and stereotyped rock core and to its secondary operations after the selective flat plate model portraying macropore or seam, hole.Advantage: cost is low, mechanical strength is high, pressure-bearing heatproof; Shortcoming: size is little, simulation displacement process is not visible, can not carry out graphical analysis, accurately can not judge the problem in experiment.2. glass plate model, burning into sand mode fixed by adhesive material consolidation or the bolt of adopting more.Advantage: displacement process is visual, can carry out scan picture; Shortcoming: simulated conditions are limited, consolidated model makes complicated, and high to making skill requirement, model is difficult to cleaning, recycle weak effect, and bolt fixed model sealing is comparatively difficult to ensure card.3. microscopic simulation etching model, employing light, chemistry etch techniques engrave the hole grid copied by core wafer on a glass and are made.Advantage: displacement process is visual, can be used for microscopic observation, can carry out image procossing, reusable; Shortcoming: size is little, generally can only simulate individual layer duct, cost is high, does not possess true core particle surface, needs certain technical condition.4. large-scale three-dimensional displacement model.Advantage: different condition stratum can be simulated, closer to actual formation; Shortcoming: apparatus expensive, complex manufacturing technology, technical requirements is high, and popularization is poor.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of three-dimensional visualization physics back-up sand displacement model detachably recycled.
The technical solution of the utility model is as follows:
A kind of three-dimensional visualization physics back-up sand displacement model detachably recycled.This model is made up of die body, upper end cover, simulation wellbore hole three part.Described die body is the upper end open of the rectangular cavities structure be made up of organic glass, described rectangular cavities structure, upper end-face edge give prominence to, be uniformly distributed for upper end cover sealing through hole 12; Described upper end cover is made by organic glass, and even cloth 25 hole in centre, edge is furnished with the through hole 12 for coordinating with cavity connecting bolt.Simulation wellbore hole coordinates with plastic pipe for (hole) steel pipe that cracks, between filled stone sand, plastic pipe bottom is furnished with intensive irregular aperture.Silicone gum rubber sealing mat is had for sealing between die body and upper end cover.Filling different-thickness in cavity, the quartz sand of different-grain diameter simulates different rhythm stratum.Each 12 of bolt, nut, rubber stopper 25, holes rubber stopper as required.
According to the utility model, preferably, the long 90mm of the rectangular cavities structure of described die body, wide 90mm, high 110mm; Upper end-face edge is 150mm.
According to the utility model, preferably, the thick 17mm of described upper end cover, cloth hole site is uniform 33 holes within the scope of the 90mm 90mm of upper end cover center, aperture 11mm, uniform 12 holes of remainder, aperture 8mm.
According to the utility model, preferably, the outer diameter of steel pipes 1.8mm of described simulation wellbore hole, internal diameter 1.0mm, high 250mm.Plastics caliber 6mm, high 115mm.
According to the utility model, preferably, the pitch of holes of described simulation wellbore hole is 4-6mm, and bore dia is 0.3-0.8mm.
According to the utility model, preferably, the width that cracks of described simulation wellbore hole is 0.2-0.5mm.
According to the utility model, preferably, described bolt specification is M8, and nut is M8.
According to the utility model, preferably, described rubber stopper model is 000, upper diameter 12.5mm, lower diameter 8mm, high 17mm.
According to the utility model, preferably, described silica gel sealing mat thickness is 0.5mm, long 150mm, wide 150mm, and uniform 12 holes of edge coordinate with upper end cover, aperture 8mm.
The beneficial effects of the utility model:
1, die body of the present utility model, back-up sand layer, sealant and simulation wellbore hole are separate structure, and detachably, convenient installation and cleaning, use more flexible.
2, die body of the present utility model adopts good, that mechanical strength the is high organic glass of processability to make, and avoids that conventional inorganic glass model is not easily processed, the shortcoming of cracky.
3, the utility model is provided with the simulation wellbore hole structure of lateral opening hole, and replace traditional mode of boring, cutting etc. on a glass, simulation wellbore hole structure is as absolute construction, for convenience detach.This simulation wellbore hole have employed gravel filling sand prevention method, overcomes note extraction sand problem.
4, the utility model is provided with back-up sand layer, and need not be cementing, and manufacturing process is simple, convenient.
5, the utility model is provided with and coordinates flexible good sealant between fastening main part and upper end cover by bolt and nut, good seal performance.
6, this utility model is three-dimensional stereo model, longitudinally can the quartz sand of filling different-thickness and particle diameter, simulates different rhythm stratum.
7, the even cloth hole of this utility model upper end cover conveniently can be adopted the later stage and injected plugging agent at oil reservoir diverse location with note, realizes the object of simulation fixed point profile control; Different injection production well arrangements can be simulated easily by injection-production well position.
8, this utility model can be opened upper cover and successively gets sand in the process of simulated formation seepage flow or after terminating, and obtains formation water flat sectional drawing, by the oil reservoir at a time water-oil phase sectional drawing of close sampling (3-5mm) reducible 3 D stereo.
Accompanying drawing explanation
Fig. 1 is the three-dimensional visualization physics back-up sand displacement model structure schematic diagram that the utility model embodiment 1 detachably recycles.
Fig. 2 is the structural representation of simulation wellbore hole in the three-dimensional visualization physics back-up sand displacement model that detachably recycles of the utility model embodiment 1.
Fig. 3 is the pictorial diagram of upper end cover in the three-dimensional visualization physics back-up sand displacement model that detachably recycles of the utility model embodiment 1.
In figure, 1, die body, 2, upper end cover, 3, simulation wellbore hole, 4, sealant, 5, body top projecting edge, 6, hole, 7 holes, 8 crack.
Detailed description of the invention
Below by specific embodiment, the present invention will be further described, but be not limited thereto.
Material used in embodiment is conventional commercial material.Wherein: organic glass is acrylic organic glass, it is on sale that acrylic organic glass products is raised in Hao Yuan capital, Beijing; Quartz sand is purity quartzite (glass sand), and Fengyang County quartz sand factory of rising is on sale; Silica gel sealing pad, it is on sale that Electronics Co., Ltd. is crossed over by Shenzhen; Pp pipeline is common suction pipe, and Zaozhuang City gains that sharp plastic cement science and technology is limited publicly-ownedly sells happily.
Embodiment 1
A kind of three-dimensional visualization physics back-up sand displacement model detachably recycled.This model is made up of die body 1, upper end cover 2 and simulation wellbore hole 3 three part.Described die body 1 is the upper end open of the rectangular cavities structure be made up of organic glass, described rectangular cavities structure, and upper end-face edge 5 is given prominence to, uniform for upper end cover sealing through hole 6; Described upper end cover 2 is made by organic glass, and the even cloth hole 7 in centre, edge is furnished with the through hole 6 for coordinating with cavity connecting bolt.Simulation wellbore hole 3 coordinates with pp pipeline for (hole) steel pipe that cracks, between filled stone sand, plastic pipe bottom is furnished with intensive irregular aperture.Silicone gum rubber sealing mat 4 is had for sealing between die body and upper end cover.Filling different-thickness in cavity, the quartz sand of different-grain diameter simulates different rhythm stratum.Bolt, nut, rubber stopper, holes rubber stopper as required.
The long 90mm of the rectangular cavities structure described in the present embodiment, wide 90mm, high thick 110mm; The external diameter 1.8mm of described simulation wellbore hole 3, internal diameter 1.0mm, high 250mm, Plastic pipe outside diameter 6mm, high 115mm; 8 width that crack of described simulation wellbore hole 3 are 0.5mm; Described silica gel sealing pad 150mm × 150mm, thickness 5mm.
Preparation method:
1. die body
Material: acrylic organic glass;
Specification: thickness 9mm and 17mm two kinds;
5 pieces, the thick acrylic organic glass of size: 9mm, is of a size of 108mm × 108mm mono-piece, is of a size of 108mm × 110mm two pieces, is of a size of 90mm × 110mm two pieces, as die body five faces; Thickness is one piece, 17mm acrylic glass, and external dimensions is 150mm × 150mm, removes inner 108mm × 108mm part, in the form of a ring, as top projecting edge, and in the uniform punching 12 of surrounding, and diameter 8mm.
Between different acrylic organic glass, bonding forms rectangular cavities structure, rectangular cavities physical dimension 90mm × 90mm × 110mm.
2. simulation wellbore hole
Material: stainless steel capillary and pp pipeline;
Specification: stainless steel capillary external diameter 1.8mm, internal diameter 1.0mm, length 250mm; Pp pipeline external diameter 6mm, length 115mm.
Stainless steel capillary and pp pipeline combine analog pit shaft can design separately as separate unit.Crack in capillary tube side, plastic pipe is intensive irregular bundle hole in 9mm length, therebetween filling 20-40 order quartz sand, simulation gravel filling sand prevention.Be placed on four corners of model.
3. back-up sand layer
Material: exquisite quartz sand;
Specification: particle diameter is at 80-100 order;
Insert exquisite quartz sand from die body upper end open, add while rock, ensure that layer of sand is evenly upwards filled; After often loading a certain amount of exquisite quartz sand, evenly firmly compacting, until all quartz sand fillings complete.
4. movable sealing layer
Material: silica gel sealing pad;
Specification: silica gel sealing pad is ring-type square outer size 150mm × 150mm, inside dimension 90mm × 90mm.
Silica gel sealing pad is put between upper end projecting edge and upper end cover.
5. upper end cover
Material: acrylic organic glass;
Specification: acrylic organic glass upper end cover is of a size of 150mm × 150mm.
After back-up sand, movable sealing layer is put in die body top, then places upper end cover, by bolton, be screwed to sealing mat and start to be extruded distortion, ensure sealing.Then the hole in model is passed through the aperture of upper end cover by filling quartz sand, filling limit, limit is rocked, and fills in 25 rubber stoppers after filling.
Using method:
Be arranged in by well location in four corners, a note three is adopted, simulation inverted nine-spot pattern.First, the three-dimensional visualization physics back-up sand displacement model detachably recycled is connected with vacuum extractor, detection model sealing; Then, negative pressure saturation water, computation model degree of porosity; Secondly, be connected with micro-driving device by the model after saturation water, low speed oil expelling water, calculates initial oil saturation and irreducible water saturation; Finally, carry out the displacement test under different condition, carry out real-time data acquisition with camera head and hand magnifier device simultaneously, for involving the experiment of improvement, seepage flow characteristics and the mechanism of action.After experiment terminates, take off sealant, gone out by purity quartzite, adopt the method benzinum, cleanser etc. of cleaning Conventional glass instrument to clean die body, low temperature (<80 DEG C) is dried, in order to recycling.
Embodiment 2
The three-dimensional visualization physics back-up sand displacement model detachably recycled as described in Example 1, the pure quartz sand 30mm of 40-60 order is filled respectively from the bottom to top unlike in described cavity, the pure quartz sand 30mm of 60-80 order, the pure quartz sand 30mm of 80-100 order, the pure quartz sand of remainder filling 100-120 order.The remaining oil saturation distribution simulation experiment of simulation positive rhythm stratum.
Embodiment 3
The three-dimensional visualization physics back-up sand displacement model detachably recycled as described in Example 1, only punches (seam) unlike described simulation wellbore hole 3, simulates when individual layer water filling, the rule of water drive oil in middle part interval (30mm-60mm).Research gravity is on the impact of water drive.
Embodiment 4
The three-dimensional visualization physics back-up sand displacement model detachably recycled as described in Example 1, unlike using two of diagonal angle mouthfuls of wells as Injection Well, two remaining angles are as extraction well.Simulation five-spot flooding pattern relation.
Embodiment 5
The three-dimensional visualization physics back-up sand displacement model detachably recycled as described in Example 2.Unlike water drive to moisture 98% time, inject blocking agent by the hole of upper end cover at high permeability zone, carry out fixed point profile control, study water drive and profile control mechanism.
Claims (9)
1. the three-dimensional visualization physics displacement model detachably recycled, it is characterized in that this model comprises die body, top end cap and simulation wellbore hole, described die body is the rectangular cavities structure be made up of organic glass, the upper end open of rectangular cavities structure; Simulation wellbore hole is coordinated by capillary tube steel pipe and plastics, and capillary tube side punching (seam) plastic pipe is pricked intensive irregular micropore, and capillary tube is filling quartz sand therebetween, the technique of simulation gravel filling sand prevention; Be provided with back-up sand layer in rectangular cavities structure, can fill in different layer positions the vertical heterogeneity that the different quartz sand of different-grain diameter carrys out simulated formation according to the stratum of simulation; Described sealing mat is with having the silicagel pad of certain viscosity as sealing mat between main body and top end cap.
2. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, it is characterized in that the long 90mm of the rectangular cavities structure of described die body, wide 90mm, high 110mm, upper end-face edge is 150mm.
3. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, it is characterized in that the thick 17mm of described upper end cover, cloth hole site is uniform 33 holes within the scope of the 90mm 90mm of upper end cover center, aperture 11mm, uniform 12 holes of remainder, aperture 8mm.
4. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, is characterized in that the capillary tube external diameter 1.8mm of described simulation wellbore hole, internal diameter 1.0mm, high 250mm, punches at bottom 90mm medial surface; Plastic pipe outside diameter 6mm, long 115mm, prick hole within the scope of the 90mm of bottom.
5. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, it is characterized in that the pitch of holes of described simulation wellbore hole is 4-6mm, bore dia is 0.3-0.8mm.
6. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, is characterized in that the width that cracks of described simulation wellbore hole is 0.2-0.5mm.
7. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, it is characterized in that described bolt specification is M8, nut is M8.
8. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, is characterized in that described rubber stopper model is 000, upper diameter 12.5mm, lower diameter 8mm, high 17mm.
9. the three-dimensional visualization physics displacement model detachably recycled according to claim 1, it is characterized in that described silica gel sealing mat thickness is 0.5mm, long 150mm, wide 150mm, uniform 12 holes of edge coordinate with upper end cover, aperture 8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612093.9U CN204253024U (en) | 2014-10-22 | 2014-10-22 | A kind of three-dimensional visualization physics displacement model detachably recycled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612093.9U CN204253024U (en) | 2014-10-22 | 2014-10-22 | A kind of three-dimensional visualization physics displacement model detachably recycled |
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| CN204253024U true CN204253024U (en) | 2015-04-08 |
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|---|---|---|---|
| CN201420612093.9U Expired - Fee Related CN204253024U (en) | 2014-10-22 | 2014-10-22 | A kind of three-dimensional visualization physics displacement model detachably recycled |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422079A (en) * | 2015-12-07 | 2016-03-23 | 中国石油大学(北京) | Dynamic visualization observing device for displacement experiment |
| CN106285593A (en) * | 2015-06-26 | 2017-01-04 | 中国石油化工股份有限公司 | Horizontal well steam drives physical model and experimental technique |
| CN109505593A (en) * | 2018-11-21 | 2019-03-22 | 河北工业职业技术学院 | A kind of three-dimensional visualization sandpack column and preparation method thereof |
| CN111751873A (en) * | 2020-07-02 | 2020-10-09 | 中国安全生产科学研究院 | Metal mine goaf micro-seismic wave propagation law simulation test device and method |
| CN111827973A (en) * | 2020-07-31 | 2020-10-27 | 燕山大学 | Water-drive process capillary difference gravity differentiation simulation experiment device and method |
| CN112177571A (en) * | 2019-06-14 | 2021-01-05 | 中国石油化工股份有限公司 | Reservoir deficit sand control well gravel packing degree simulation experiment device and method |
| CN113624578A (en) * | 2021-08-13 | 2021-11-09 | 四川省科源工程技术测试中心 | Standard sample for detecting rock porosity by helium method |
| CN114200083A (en) * | 2021-12-07 | 2022-03-18 | 中海石油(中国)有限公司 | Chemical oil displacement full-process physical simulation device and method |
-
2014
- 2014-10-22 CN CN201420612093.9U patent/CN204253024U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285593A (en) * | 2015-06-26 | 2017-01-04 | 中国石油化工股份有限公司 | Horizontal well steam drives physical model and experimental technique |
| CN105422079A (en) * | 2015-12-07 | 2016-03-23 | 中国石油大学(北京) | Dynamic visualization observing device for displacement experiment |
| CN105422079B (en) * | 2015-12-07 | 2017-08-01 | 中国石油大学(北京) | Dynamic and visual observation device for displacement test |
| CN109505593A (en) * | 2018-11-21 | 2019-03-22 | 河北工业职业技术学院 | A kind of three-dimensional visualization sandpack column and preparation method thereof |
| CN109505593B (en) * | 2018-11-21 | 2022-06-28 | 河北工业职业技术学院 | Three-dimensional visual sand filling model and preparation method thereof |
| CN112177571A (en) * | 2019-06-14 | 2021-01-05 | 中国石油化工股份有限公司 | Reservoir deficit sand control well gravel packing degree simulation experiment device and method |
| CN111751873A (en) * | 2020-07-02 | 2020-10-09 | 中国安全生产科学研究院 | Metal mine goaf micro-seismic wave propagation law simulation test device and method |
| CN111827973A (en) * | 2020-07-31 | 2020-10-27 | 燕山大学 | Water-drive process capillary difference gravity differentiation simulation experiment device and method |
| CN113624578A (en) * | 2021-08-13 | 2021-11-09 | 四川省科源工程技术测试中心 | Standard sample for detecting rock porosity by helium method |
| CN113624578B (en) * | 2021-08-13 | 2022-04-12 | 四川省科源工程技术测试中心 | Standard sample for detecting rock porosity by helium method |
| CN114200083A (en) * | 2021-12-07 | 2022-03-18 | 中海石油(中国)有限公司 | Chemical oil displacement full-process physical simulation device and method |
| CN114200083B (en) * | 2021-12-07 | 2024-02-23 | 中海石油(中国)有限公司 | Chemical agent oil displacement whole-flow physical simulation device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20151022 |
|
| EXPY | Termination of patent right or utility model |