CN103147749A - Novel physical model experiment device for two-dimensional heterogeneous reservoir bed - Google Patents
Novel physical model experiment device for two-dimensional heterogeneous reservoir bed Download PDFInfo
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Abstract
The invention discloses a novel physical model experiment device for a two-dimensional heterogeneous reservoir bed, belongs to the technical field of oilfield recovery percent improvement, and is used for simulating chemical oil displacement experiment of the heterogeneous reservoir bed. The experiment device mainly comprises a physical simulation module, an osmosis module, a sampling module, a transportation module, a pressure acquisition module and a data processing module. The experiment device is safe and reliable, is designed in a manner of comprehensively taking such into consideration as model pressure, electricity utilization safety, high-temperature protection, system pressure, temperature measurement, and the like, and has functions of machinery, electronic devices, and microcomputer measure and control and safety control functions. Besides, 0-shape ring is arranged at a pad groove, which solves the leakage problem of a rectangular piston under high-temperature and high-pressure conditions, so that a good sealing effect is ensured.
Description
Technical field
The present invention relates to the ﹠ Application on Oil Recovery field, relate in particular to a kind of novel reservoir two dimension heterogeneous body physical model experiment device.
Background technology
In oil field development, reservoir heterogeneity is one of key factor that affects oil field development, especially in the situation that oil reservoir merges water filling, reservoir heterogeneity not only makes the core intersection sweep efficiency reduce, and the oil displacement efficiency of each oil reservoir in the water filling series of strata is produced larger impact, reduce ultimate recovery.Therefore, understand the Changing Pattern of non-homogeneous pay oil displacement efficiency in the injecting process, provide theoretical foundation to adjustment exploitation measure, raising development effectiveness.
" novel reservoir two dimension heterogeneous body physical model experiment device " is mainly used in chemical flooding, water drive etc. and improves recovery ratio effect and the research of relevant mechanism of oil displacement.
Reservoir physical model experiment device can be realized the plain heterogeneity Displacement Efficiency, the Displacement Efficiency that vertical heterogeneity Displacement Efficiency and different well pattern are arranged.Generally carry out displacement oil recovery physical simulation experiment under the simulating oil deposit temperature and pressure, obtain under dissimilar displacement state two-dimensional pressure field and saturation field in different displacement processes over time, carry out data acquisition and image and process.The heterogeneous reservoir simulation device that is used on the oil injection-production well at present moves under HTHP, and easy to leak is perishable, not reproducible use.
Summary of the invention
The object of the present invention is to provide a kind of novel reservoir two dimension heterogeneous body physical model experiment device, move under HTHP in order to solve the heterogeneous reservoir simulation device that is used on the oil injection-production well at present, easy to leak, perishable, not re-usable problem.
The present invention is achieved in that a kind of New Two Dimensional heterogeneous body physical model experiment device, mainly is made of analog module, infiltration module, sampling module, conveyor module, pressure acquisition module and six parts of data processing module.
Further, described novel reservoir two dimension heterogeneous body physical model experiment device, analog module, infiltration module and sampling module all carry out work in insulating box.Analog module mainly comprises simulated oil, polymer solution and three simulation containers of simulated formation water, is used for simulating actual conditions and tests.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, the infiltration module is connected with analog module, is used for the osmosis to liquid, is divided into three permeable formations: high permeability zone, middle permeable formation and less permeable layer, carry out osmosis to liquid.
Further, described novel reservoir two dimension non-homogeneous model experimental facilities, sampling module is connected with the infiltration module, is used for liquid is taken a sample, and takes a sample respectively for the different permeable formation effects liquid later of infiltration module.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, conveyor module is connected with analog module, for delivery of liquid.Conveyor module comprises the ISCO high precision piston pump, can very accurately liquid be transported in the infiltration module by the ISCO pump.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, the pressure acquisition module comprises pressure acquisition system, is connected between analog module and infiltration module, is used for the pressure of metering experimentation.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, data processing module is connected with the pressure acquisition module, and the data that pressure acquisition system is collected are processed in the middle of being sent to controller.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, inwall is processed through hacking, prevents the fluid channelling, and model compaction can adjust by the piston thrust.
Further, described large-scale reservoir two dimension non-homogeneous model experimental facilities, saturated model all adopts the stainless steel material of high temperature resistant, high voltage bearing encapsulant and anticorrosion, compression resistance, the stable operation that equipment can long-term safety under 150 ℃ and 10MPa.
Bath scaled model experimental device provided by the invention is safe and reliable, and design considers to have machinery, electronic instrument, microcomputer measuring and controlling and safety control function from combined factors such as model pressure, Electrical Safety, high temperature protection and system pressure temperature measurings.Adopt the design of pad groove O type circle, effectively solve the leakage problem of rectangle piston under HTHP, can guarantee good sealing effectiveness.
Description of drawings
Fig. 1 is the top view figure of two-dimentional heterogeneous body physical model experiment device saturated model provided by the invention.
Fig. 2 is the schematic diagram of two-dimentional heterogeneous body physical model experiment device provided by the invention.
In figure: 1, analog module; 2, infiltration module; 3, sampling module; 4, conveyor module; 5 pressure acquisition modules; 6, data processing module; 7, bolt; 8, O closed type packing ring.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 shows the top view of two-dimentional heterogeneous body physical model experiment device saturated model provided by the invention.For convenience of explanation, only show part related to the present invention.
Upper cover is connected screw is connected with bolt and connect compresses with the saturated model main body, and both contact the contact site and are provided with O closed type packing ring 8.
The technical data of two dimension non-homogeneous model experimental facilities is as follows:
(1) mould impression back-up sand size: 500 * 500 * 20～50mm;
(2) model material of main part: 316L, corrosion resistance;
(3) temperature: room temperature～150 ℃;
(4) operating pressure: 10MPa;
(5) inwall is processed through hacking, prevents the fluid channelling, and model compaction can adjust by the piston thrust.
Fig. 2 shows the schematic diagram of two-dimentional heterogeneous body physical model experiment device provided by the invention.For convenience of explanation, only show part related to the present invention.
Two dimension heterogeneous body physical model experiment device mainly comprises analog module 1, infiltration module 2, sampling module 3, conveyor module 4, pressure acquisition module 5 and 6 six parts of data processing module, and wherein analog module 1, infiltration module 2 and sampling module 3 all carry out work in insulating box.
Analog module 1 mainly comprises simulated oil, polymer solution and three simulation containers of simulated formation water, is connected with infiltration module 2, with the pressure in pressure acquisition system experiments of measuring process;
Infiltration module 2: be connected with analog module 1, liquid is carried out osmosis, be divided into high permeability zone, middle permeable formation and less permeable layer, the simulation reservoir rhythm;
Sampling module 3: be connected with infiltration module 2, take a sample respectively for the different permeable formation effects liquid later of infiltration module 2;
Conveyor module 4: be connected with analog module 1, by the ISCO high precision piston pump, can very accurately the liquid in analog module 1 be transported in infiltration module 2;
Acquisition module 5: be connected between analog module 1 and infiltration module 2, comprise pressure acquisition system, be used for measurement and the record of the pressure data of experimentation;
Data processing module 6 is connected with pressure acquisition module 5, and the data that pressure acquisition system is collected are processed in the middle of being sent to controller.
This bath scaled model experimental device, saturated model all adopts the stainless steel material of high temperature resistant, high voltage bearing encapsulant and anticorrosion, compression resistance, the stable operation that equipment can long-term safety under 150 ℃ and 10MPa, the inwall of saturated model is processed through hacking, prevents the fluid channelling; Upper cover is made as rectangle, and is identical with the model main body, is provided with the bolt hole corresponding with bolt on the flow model in porous media main body in upper tops surrounding; Piston type upper cover and model main body contact site are provided with O closed type packing ring, effectively solve the leakage problem of rectangle piston under HTHP, can guarantee good sealing effectiveness.
The above is only preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., within all should being included in protection scope of the present invention.
Claims (6)
1. a novel reservoir two dimension heterogeneous body physical model experiment device, is characterized in that, this experimental facilities comprises:
Analog module: be used for simulating actual conditions, mainly comprise simulated oil, polymer solution and three simulation containers of simulated formation water;
Infiltration module: be connected with analog module, liquid is carried out osmosis, be divided into high permeability zone, middle permeable formation and less permeable layer, the simulation reservoir rhythm;
Sampling module: be connected with the infiltration module, take a sample respectively for the different permeable formation effects liquid later of infiltration module;
Conveyor module: be connected with analog module, by the ISCO high precision piston pump, can very accurately the liquid in analog module be transported in the infiltration module;
Acquisition module: be connected between analog module and infiltration module, comprise pressure acquisition system, be used for measurement and the record of the pressure data of experimentation;
Data processing module: be connected with the pressure acquisition module, the data that pressure acquisition system is collected are processed in the middle of being sent to controller.
2. novel reservoir two dimension heterogeneous body physical model experiment device as claimed in claim 1, is characterized in that, analog module, infiltration module and sampling module all are arranged in insulating box.
3. novel reservoir two dimension heterogeneous body physical model experiment device as claimed in claim 1, is characterized in that, the inwall of saturated model is processed through hacking, prevents the fluid channelling.
4. novel reservoir two dimension heterogeneous body physical model experiment device as claimed in claim 1, is characterized in that, upper cover is made as rectangle, and is identical with the model main body, is provided with the bolt hole corresponding with bolt on the flow model in porous media main body in upper tops surrounding.
5. novel reservoir two dimension heterogeneous body physical model experiment device as claimed in claim 1, is characterized in that, piston type upper cover and model main body contact site are provided with O closed type packing ring.
6. novel reservoir two dimension heterogeneous body physical model experiment device as claimed in claim 1, is characterized in that, the technical data of this experimental facilities is as follows:
(1) saturated model inner chamber back-up sand size: 500 * 500 * 20～50mm;
(2) model material of main part: 316L, corrosion resistance;
(3) operating temperature: room temperature～150 ℃;
(4) operating pressure: 10MPa.
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| CN103437745A (en) * | 2013-07-31 | 2013-12-11 | 中国海洋石油总公司 | Experimental device for simulating influence of polymer on reservoir sand production and sand control effect and sand filling model |
| CN103452550A (en) * | 2013-09-12 | 2013-12-18 | 中国石油大学(华东) | Viscosity reducing effect evaluation method and device of heavy oil viscosity reducer under stratum seepage condition |
| CN103573264A (en) * | 2013-11-19 | 2014-02-12 | 中国石油大学(华东) | Heterogeneous reservoir water injection commingling interlayer disturbance simulation system and detection method |
| CN103954731A (en) * | 2013-08-02 | 2014-07-30 | 西南石油大学 | Device for simulating influence of dry layer on oil displacement efficiency in water injection process |
| 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 |
| CN105781535A (en) * | 2016-05-04 | 2016-07-20 | 王洪绪 | Multifunctional wellhead data recording device |
| CN106769784A (en) * | 2017-02-10 | 2017-05-31 | 西南石油大学 | A kind of multi-functional heterogeneous core simulator |
| CN106830537A (en) * | 2017-02-27 | 2017-06-13 | 同济大学 | A kind of analogue means for repairing underground water hyposmosis area heavy metal chromium pollution |
| CN114016997A (en) * | 2020-07-15 | 2022-02-08 | 中国石油化工股份有限公司 | Heterogeneous reservoir development and adjustment simulation experiment device and method |
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| CN103437745B (en) * | 2013-07-31 | 2017-03-01 | 中国海洋石油总公司 | Experimental provision and its sandpack column that replica polymerization thing affects on Container Rock Sanding and sand controlling result |
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| CN103573264B (en) * | 2013-11-19 | 2016-06-08 | 中国石油大学(华东) | Heterogeneous reservoir water filling is closed and is adopted interlayer interference analog systems and detection method |
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| 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 |
| CN105781535A (en) * | 2016-05-04 | 2016-07-20 | 王洪绪 | Multifunctional wellhead data recording device |
| CN105781535B (en) * | 2016-05-04 | 2022-10-21 | 王洪绪 | Multifunctional wellhead data recording device |
| CN106769784A (en) * | 2017-02-10 | 2017-05-31 | 西南石油大学 | A kind of multi-functional heterogeneous core simulator |
| CN106830537A (en) * | 2017-02-27 | 2017-06-13 | 同济大学 | A kind of analogue means for repairing underground water hyposmosis area heavy metal chromium pollution |
| CN114016997A (en) * | 2020-07-15 | 2022-02-08 | 中国石油化工股份有限公司 | Heterogeneous reservoir development and adjustment simulation experiment device and method |
| CN114016997B (en) * | 2020-07-15 | 2024-05-31 | 中国石油化工股份有限公司 | Heterogeneous oil reservoir development and adjustment simulation experiment device and method |
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Application publication date: 20130612 |