CN201991509U - Visual planar sand-filling model used for oil displacement experiments - Google Patents
Visual planar sand-filling model used for oil displacement experiments Download PDFInfo
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- CN201991509U CN201991509U CN2011200692080U CN201120069208U CN201991509U CN 201991509 U CN201991509 U CN 201991509U CN 2011200692080 U CN2011200692080 U CN 2011200692080U CN 201120069208 U CN201120069208 U CN 201120069208U CN 201991509 U CN201991509 U CN 201991509U
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Abstract
The utility model discloses a visual planar sand-filling model used for oil displacement experiments, which comprises a bottom plate, a panel, four sealing strips and five square wellhead reinforcing PMMA (polymethyl methacrylate) plates. The bottom plate and the panel are in adhesion sealing via the sealing strips and are respectively adhered with thin quartz sand layers, the five wellhead reinforcing PMMA plates are adhered on the panel according to a five-point method, threaded holes which penetrate through the reinforcing plates and the panel are processed at centers of the five wellhead reinforcing PMMA plates, and quartz sand meeting design requirements is filled in space encircled by the bottom plate and the panel so as to form a homogeneous or non-homogeneous sand layer. The model can simulate actual oil deposit, brings convenience for realizing connection between a model wellhead and an indoor physical simulation injection production equipment, avoids mixed flows on the inner surface during experiments, is higher in strength and fine in light transmittance, and can obtain better visual effect.
Description
Technical field
The utility model relates to a kind of articles for use that are used for reservoir fluid seepage flow laboratory experiment, particularly relates to oilfield exploitation procedure and carries out a kind of visualization plane sandpack column that is used for oil displacement experiment of using in the research of the research of indoor physical simulation driving mechanism, chemical assistant and oil recovery auxiliary agent and the effect assessment process.
Background technology
At present, physics displacement effect and estimate the used model of all kinds of chemical assistants and mainly contain in the research oilfield exploitation procedure: 1. drilling through from the natural cylindrical rock core on stratum and artificial strip, dull and stereotyped rock core, is a kind of important means that is widely used in indoor physical simulation at present.Advantage is: the mechanical strength height, can bear HTHP, and cost is lower.Shortcoming is: its displacement process is all not visible, can not carry out the analysis of image, can not accurately judge problem in the experiment in real time; 2. microcosmic glass etching model adopts the photochemical etching technical matters, with the pore structure photoetching of natural core to flat glass.Advantage is: displacement process is visual, can carry out image and handle, and is reusable.Shortcoming is: do not possess the sandstone particle surface of true core, size is little, the cost height.3. glass plate model, general burning into sand or stick with glue agent between two sheet glass with the sand gluing, advantage is: displacement process is visual, can carry out image and handle, and shortcoming is: mechanical strength is low, and pressure-bearing is low, is difficult for linking to each other with displacement of reservoir oil equipment.
Summary of the invention
The purpose of this utility model is at the problem that exists in the background technology, a kind of novel visualization plane sandpack column that is used for oil displacement experiment is provided, durable, the visual degree height of this model, and can makes things convenient for implementation model well head and indoor physical simulation notes to adopt being connected of equipment.
For achieving the above object, the technical scheme that the application adopted is: a kind of visualization plane sandpack column that is used for oil displacement experiment, comprise two blocks of square PMMA plates, and be respectively base plate and panel; Also comprise four weather strips and five blocks of square well head reinforcement PMMA plates, above-mentioned four weather strips join end to end and surround the square frame identical with base plate or panel-shaped, the sealing of described square frame is bonded between the soffit of the upper surface of base plate and panel, and the distance on each limit of each back gauge base plate of square frame or panel equates; The upper surface of base plate and the soffit of panel be bonding quartz sand respectively, and bonding quartz sand layer thickness and quartz sand particle size are suitable, leave the space between the bonding quartzy sand grains; Five blocks of square well head reinforcement PMMA plates are respectively four extraction well head stiffening plates and an injection well head stiffening plate, these five blocks of well head reinforcement PMMA plates are bonded in the upper surface of panel according to the five-spot mode, and be processed with the screwed hole that runs through stiffening plate and panel at the center of these five blocks of well head reinforcement PMMA plates respectively, this screwed hole is adopted experimental facilities with indoor notes and is linked to each other; Insert the quartz sand of designing requirement in the space that base plate and panel surround, form homogeneous or heterogeneous body layer of sand.
Beneficial effect: (1) possesses the sandstone particle surface of true core, can simulate actual oil reservoir, has overcome the sandstone particle surface shortcoming that microcosmic glass etching model does not possess true core; (2) well head has adopted boring, tapping mode, has overcome microcosmic glass etching model and has been difficult for adopting the shortcoming that experimental facilities is connected with notes with the glass plate model, can make things convenient for the implementation model well head to annotate with indoor physical simulation and adopt being connected of equipment.(3) owing to, avoided the crossfire of inner surface in the experimentation in inner surface scab; (4) because model adopts the PMMA plate to make, its intensity is higher to have overcome microcosmic glass etching model and the flimsy shortcoming of glass plate model; (5) PMMA plate light transmittance is higher, can obtain better visual effect.
Description of drawings
Fig. 1 is the structural representation of visualization plane sandpack column of the present utility model.
Fig. 2 is the structural representation of the base plate of visualization plane sandpack column and weather strip, bonding quartz sand layer.
Fig. 3 is the panel of visualization plane sandpack column and the structural representation of stiffening plate.
Among the figure: base plate-1, panel-2, weather strip-3, extraction well head stiffening plate-4, injection well head stiffening plate-5, screwed hole-6.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described:
By Fig. 1 in conjunction with Fig. 2, shown in Figure 3: a kind of visualization plane sandpack column that is used for oil displacement experiment, comprise two blocks of square PMMA plates, be respectively base plate 1 and panel 2; Also comprise four weather strips 3 and five blocks of square well head reinforcement PMMA plates, wherein four weather strips 3 join end to end and surround and base plate 1 or the identical square frame of panel 2 shapes, the sealing of described square frame is bonded between the soffit of the upper surface of base plate 1 and panel 2, and the distance on each limit of each back gauge base plate 1 of square frame or panel 2 equates; The soffit of the upper surface of base plate 1 and panel 2 is bonding quartz sand respectively, and bonding quartz sand layer thickness and quartz sand particle size are suitable, leave the space between the bonding quartzy sand grains; Five blocks of square well head reinforcement PMMA plates are respectively four extraction well head stiffening plates 4 and an injection well head stiffening plate 5, these five blocks of well head reinforcement PMMA plates are bonded on the upper surface of panel 2 according to the five-spot mode, and be processed with the screwed hole 6 that runs through stiffening plate and panel at the center of these five blocks of well head reinforcement PMMA plates respectively, this screwed hole 6 is adopted experimental facilities with indoor notes and is linked to each other; Insert the quartz sand of designing requirement in the space that base plate 1 and panel 2 surround, form homogeneous or heterogeneous body layer of sand.
But describe the concrete manufacturing process of this visualization plane sandpack column below in detail:
1. transparent plate is prepared:
Material: PMMA plate (the polymethyl methacrylate plate is commonly called as acrylic board);
Thickness: thickness is two kinds of 2mm and 7mm;
Size: 7mm PMMA plate is cut into 2 on 240 * 240mm square with engraving machine be used for base plate and panel, 5 on 28 * 28mm square is used for the well head stiffening plate.The thick PMMA plate of 2mm is cut into 2 in 15 * 230 mm rectangles, and 2 in 15 * 200mm rectangle is used for the frame weather strip;
Stand-by behind the cleaning-drying.
2. the rock core filler is prepared: certain order is counted quartz sand or natural core powder.
3. bond: a.1 piece 240 * 240mm square plate is used for base plate, gets 2 15 * 230 mm and 1 15 * 200mm rectangular distance base plate frame 5mm and surrounds half frame.Stick on the base plate with chloroform respectively, finger pressure is removed in the chloroform and is finished bonding behind the bubble maintenance 1min;
B.1 piece 240 * 240mm square plate is used for panel, as shown in Figure 3, gets 5 28 * 28mm squares and is distributed on the panel according to 5 method modes, and wherein extraction well head stiffening plate frame injects well location in the panel centre of form apart from panel border 20mm.Stick on the panel with chloroform respectively, finger pressure is removed in the chloroform and is finished bonding behind the bubble maintenance 0.5min.
4. inner surface scab
According to designing requirement, on base plate and panel, evenly spill quartz sand respectively, and be arranged to homogeneous or heterogeneous body form, guarantee that base plate and panel are in full accord, as Fig. 1 and Fig. 2, evenly drip chloroform in sand surface, the 10min sand is done the back and is wiped unnecessary sand off with scoop.At this moment, thin layer quartz sand is bonded at panel and plate inner surface, has both guaranteed that model is visual, avoids other close copies again because smooth surface makes the shortcoming of model inner fluid from the model surface crossfire.
5. boring, tapping
With drilling machine 5 well head stiffening plates centre-drilling hole on panel, bit diameter 6.7mm with the tapping of diameter 6.8mm set tap, is used for well head and adopts being connected of experimental facilities with indoor notes.
6. bond: with chloroform bonding panel and base plate, finger pressure is removed in the chloroform and is finished bonding behind the bubble maintenance 0.5min.
7. back-up sand: insert quartz sand from not bonding one side of model, firmly hit tight behind a certain amount of quartz sand of whenever packing into, guarantee that the dynamics that at every turn hits tight is identical, and according to the good height infiltration area back-up sand of cloth.
8. the back-up sand mouth seals: put into the back-up sand mouth after 1 15 * 200mm rectangular seal bar is smeared acrylic acid modified epoxy glue, fixedly finish sealing behind the 10min with clip.
9. model sealing: mixed uniformly acrylic acid modified epoxy glue syringe is extracted in the 5mm seam of reserving on injection model four limits, back.Finish the sealing of whole model after the adhesive curing.
Using method: under the predetermined experiment condition of simulation, injection device is connected with the injection well head, the extraction well head is connected with the pipeline measuring equipment, inject oil displacement agents such as water or polymer, can observe displacement process in the experimentation of different predetermined scheme, equipment such as available shooting simultaneously, photograph are implemented to observe, gather experimental data, are used for isoparametric calculating of swept volume and seepage flow mechanism research etc.
Claims (1)
1. a visualization plane sandpack column that is used for oil displacement experiment comprises two blocks of square PMMA plates, is respectively base plate (1) and panel (2); Also comprise four weather strips (3) and five blocks of square well head reinforcement PMMA plates, it is characterized in that: above-mentioned four weather strips (3) join end to end and surround and base plate (1) or the identical square frame of panel (2) shape, the sealing of described square frame is bonded between the soffit of the upper surface of base plate (1) and panel (2), and the distance on each limit of each back gauge base plate (1) of square frame or panel (2) equates; The soffit of the upper surface of base plate (1) and panel (2) is bonding quartz sand respectively, and bonding quartz sand layer thickness and quartz sand particle size are suitable, leave the space between the bonding quartzy sand grains; Five blocks of square well head reinforcement PMMA plates are respectively four extraction well head stiffening plates (4) and an injection well head stiffening plate (5), these five blocks of well head reinforcement PMMA plates are bonded in the upper surface of panel (2) according to the five-spot mode, and be processed with the screwed hole (6) that runs through well head reinforcement PMMA plate and panel at the center of these five blocks of well head reinforcement PMMA plates respectively, this screwed hole (6) is adopted experimental facilities with indoor notes and is linked to each other; Insert the quartz sand of designing requirement in the space that base plate (1) and panel (2) surround, form homogeneous or heterogeneous body layer of sand.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011200692080U CN201991509U (en) | 2011-03-16 | 2011-03-16 | Visual planar sand-filling model used for oil displacement experiments |
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| CN2011200692080U CN201991509U (en) | 2011-03-16 | 2011-03-16 | Visual planar sand-filling model used for oil displacement experiments |
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| CN102587888A (en) * | 2012-02-27 | 2012-07-18 | 大连理工大学 | Method for determining migration velocity of displacement front in CO2 miscible displacement physical simulation |
| CN102889070A (en) * | 2012-10-11 | 2013-01-23 | 中国石油化工股份有限公司 | Simulative wellhead production method, and simulation and application of irregular planar well pattern |
| CN103207257A (en) * | 2012-01-12 | 2013-07-17 | 中国科学院理化技术研究所 | Glass medium model imitating rock core structure |
| CN103206198A (en) * | 2013-04-19 | 2013-07-17 | 中国石油大学(华东) | Visualized experiment method of polymer flooding oil deposit well pattern adjustment aiding chemical flooding |
| CN103967458A (en) * | 2014-02-25 | 2014-08-06 | 中国海洋石油总公司 | Sand prevention section water drive method |
| CN103983551A (en) * | 2014-05-08 | 2014-08-13 | 西南石油大学 | Two-dimensional visual seepage experiment apparatus stimulating in-layer homogeneity, and its experiment method |
| CN104358552A (en) * | 2014-11-12 | 2015-02-18 | 中国石油天然气股份有限公司 | Visualized plane sand packing model for oil displacement experiments |
| CN104594880A (en) * | 2014-11-26 | 2015-05-06 | 中国石油天然气股份有限公司 | Artificial sand-packed model tube for oil field experiments |
| CN105089589A (en) * | 2015-07-27 | 2015-11-25 | 中国石油大学(华东) | Visual experiment device for realizing combined injection and layered injection of polymer flooding agent and working method thereof |
| CN105092446A (en) * | 2014-05-08 | 2015-11-25 | 中国海洋石油总公司 | Two-dimensional visual percolation experiment method capable of simulating in-layer heterogeneity |
| CN105545263A (en) * | 2015-12-08 | 2016-05-04 | 东北石油大学 | Visual sand blasting model used for oil displacement experiment and manufacturing method thereof |
| CN106285590A (en) * | 2016-09-30 | 2017-01-04 | 东北石油大学 | A kind of judge the apparatus and method whether chemical agent lost efficacy for high infiltration strip parameter |
| CN110206516A (en) * | 2019-04-26 | 2019-09-06 | 中国石油化工股份有限公司 | A kind of simulation fault block oil reservoir regulation note adopts experimental provision and method |
| CN111173498A (en) * | 2020-02-25 | 2020-05-19 | 东北石油大学 | Visual oil displacement device for experiment |
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2011
- 2011-03-16 CN CN2011200692080U patent/CN201991509U/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103207257B (en) * | 2012-01-12 | 2015-02-18 | 中国科学院理化技术研究所 | Glass medium model imitating rock core structure |
| CN103207257A (en) * | 2012-01-12 | 2013-07-17 | 中国科学院理化技术研究所 | Glass medium model imitating rock core structure |
| CN102587888A (en) * | 2012-02-27 | 2012-07-18 | 大连理工大学 | Method for determining migration velocity of displacement front in CO2 miscible displacement physical simulation |
| CN102889070B (en) * | 2012-10-11 | 2015-08-19 | 中国石油化工股份有限公司 | Simulation well head preparation method and informal plane well pattern simulation and application |
| CN102889070A (en) * | 2012-10-11 | 2013-01-23 | 中国石油化工股份有限公司 | Simulative wellhead production method, and simulation and application of irregular planar well pattern |
| CN103206198A (en) * | 2013-04-19 | 2013-07-17 | 中国石油大学(华东) | Visualized experiment method of polymer flooding oil deposit well pattern adjustment aiding chemical flooding |
| CN103206198B (en) * | 2013-04-19 | 2016-01-13 | 中国石油大学(华东) | A kind of visualized experiment method that Polymer Flooding Reservoirs Well pattern edjustment assistant chemical drives |
| CN103967458A (en) * | 2014-02-25 | 2014-08-06 | 中国海洋石油总公司 | Sand prevention section water drive method |
| CN103967458B (en) * | 2014-02-25 | 2016-03-23 | 中国海洋石油总公司 | A kind of sand control section water drive method |
| CN103983551A (en) * | 2014-05-08 | 2014-08-13 | 西南石油大学 | Two-dimensional visual seepage experiment apparatus stimulating in-layer homogeneity, and its experiment method |
| CN103983551B (en) * | 2014-05-08 | 2020-02-07 | 西南石油大学 | Two-dimensional visual seepage experiment device for simulating homogeneity in layer and experiment method thereof |
| CN105092446A (en) * | 2014-05-08 | 2015-11-25 | 中国海洋石油总公司 | Two-dimensional visual percolation experiment method capable of simulating in-layer heterogeneity |
| CN104358552A (en) * | 2014-11-12 | 2015-02-18 | 中国石油天然气股份有限公司 | Visualized plane sand packing model for oil displacement experiments |
| CN104594880A (en) * | 2014-11-26 | 2015-05-06 | 中国石油天然气股份有限公司 | Artificial sand-packed model tube for oil field experiments |
| CN105089589A (en) * | 2015-07-27 | 2015-11-25 | 中国石油大学(华东) | Visual experiment device for realizing combined injection and layered injection of polymer flooding agent and working method thereof |
| CN105089589B (en) * | 2015-07-27 | 2016-08-24 | 中国石油大学(华东) | A kind of polymer flooding that realizes closes visual experimental apparatus and the method for work thereof that layer injects with layering |
| CN105545263A (en) * | 2015-12-08 | 2016-05-04 | 东北石油大学 | Visual sand blasting model used for oil displacement experiment and manufacturing method thereof |
| CN106285590A (en) * | 2016-09-30 | 2017-01-04 | 东北石油大学 | A kind of judge the apparatus and method whether chemical agent lost efficacy for high infiltration strip parameter |
| CN106285590B (en) * | 2016-09-30 | 2019-04-09 | 东北石油大学 | A kind of apparatus and method judging whether chemical agent fails for high infiltration strip parameter |
| CN110206516A (en) * | 2019-04-26 | 2019-09-06 | 中国石油化工股份有限公司 | A kind of simulation fault block oil reservoir regulation note adopts experimental provision and method |
| CN111173498A (en) * | 2020-02-25 | 2020-05-19 | 东北石油大学 | Visual oil displacement device for experiment |
| CN111173498B (en) * | 2020-02-25 | 2022-09-09 | 东北石油大学 | Visual oil displacement device for experiment |
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Granted publication date: 20110928 Termination date: 20120316 |