CN106437644A - Large bottom water sandstone oil reservoir development physical simulation experiment device and working method thereof - Google Patents

Large bottom water sandstone oil reservoir development physical simulation experiment device and working method thereof Download PDF

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Publication number
CN106437644A
CN106437644A CN201610822525.2A CN201610822525A CN106437644A CN 106437644 A CN106437644 A CN 106437644A CN 201610822525 A CN201610822525 A CN 201610822525A CN 106437644 A CN106437644 A CN 106437644A
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China
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water
oil reservoir
well
saturation
mining
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CN106437644B (en
Inventor
戴彩丽
方吉超
李亮
由庆
温全义
王建海
刘广燕
赵明伟
张雁
王欢
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China University of Petroleum Beijing CUPB
China University of Petroleum UPC East China
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China University of Petroleum UPC East China
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    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16Enhanced recovery methods for obtaining hydrocarbons
    • E21B43/20Displacing by water
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B43/00Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/16Enhanced recovery methods for obtaining hydrocarbons
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/002Survey of boreholes or wells by visual inspection
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/06Measuring temperature or pressure
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B49/00Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells

Abstract

The invention relates to the field of oil-gas field development, in particular to a large bottom water sandstone oil reservoir development physical simulation experiment device and a working method thereof. A model body is used for constructing an oil layer and a water layer, a bottom water system is used for simulating bottom water energy, the model body is connected with a resistivity meter, and the resistivity meter is connected with a data processing system; an injection system is connected with the model body and used for injecting water or chemical agents for well stimulation into the model body; a mining system is connected with the model body and used for controlling the mining pressure and speed; the data processing system is further connected with the injection system and the mining system separately, monitors changes of a pressure field and a saturation field in real time and controls the mining system. According to the large bottom water sandstone oil reservoir development physical simulation experiment device and the working method thereof, oil and water distribution and pressure distribution of a large bottom water sandstone oil reservoir in the natural energy mining process, the water injection mining process and the well stimulation mining process can be simulated, and a reliable physical simulation model and method are provided for study of the seepage law and the well stimulation effect of the large bottom water sandstone oil reservoir.

Description

Big bottom water sandstone oil reservoir exploitation physical simulation experiment device and its method of work
Technical field
The present invention relates to oil-gas field development field, more particularly, to big bottom water sandstone oil reservoir exploitation physical simulation experiment device and Its method of work.
Technical background
Bottom water sandstone oil reservoir belongs to relatively conventional type oil reservoir, easily bottom water coning or coning occurs, cause in short-term after operation Between High water cut, reservoir reserve development degree is low, development effectiveness is poor.In order to study bottom water reservoir remaining oil distribution and well stimulation feelings Condition, laboratory physical simulation experiment is essential, and the optimal note of decision is adopted with pattern, profile control agent injection relative position, profile control agent injection Amount etc. has important effect.In recent years, big bottom water sandstone oil reservoir exploitation physical model and analogy method research are more, but deposit In following deficiency:(1) how based on two-dimensional visualization flat board it is impossible to study the recovery process of bottom water reservoir from three dimension scale;(2) The lateral displacement situation existing under bottom water energy can not be studied, most models are only capable of accomplishing to study bottom water drive or lateral drive simultaneously Replace;(3) under conditions of model has certain pressure, department pattern has saturation monitoring function, but is difficult to accomplish one side Visually;(4) most models end consider the situation of oil-water-layer, how it is difficult to form preferable profit based on fully saturated oil Layer;(5), how with the resin-coating model of agglutination sand, recycling number of times is limited, waste of material for the model developed in the market.
Chinese patent CN202363006U discloses a kind of experimental physics model of bottom water development of low-permeability oil reservoir, using low Infiltration consolidated model is main body, and bottom water is connected with liquid-accumulating trough, and liquid-accumulating trough is connected with injected system, and is furnished with extraction system and electrode Monitoring system.But adopt for cementing fixed model, and be only capable of simulating bottom water and drive, the development situation of horizontal well or straight well, Do not account for the change of model geologic parameter and the situation that there is water injection well;CN105156102A discloses bottom water reservoir water body energy Amount three-dimensional physical simulation device and method, only to bottom water simulation provide a thinking, do not relate to three-dimension modeling and Simulation reservoir condition etc.;CN203239338U discloses the two-dimentional artificial core mould for studying bottom and edge water Water invasion rule Type, this model does not have thickness, differs larger with real stratum;CN102797458A discloses for bottom and edge water Three-dimensional simulation device, this model side activity is detachable, but oil-water-layer is difficult to fill and present, and is also easy to produce big in profit layer formation process Amount gas is encapsulated in inside model, and model not visible it is impossible to observe profit aspect and employ situation.
But it is all the partly spy simply considering oil reservoir that above-mentioned bottom water sandstone oil reservoir develops physical simulation experiment device Levy simulation, analogy method fairly simple it is difficult to reproduce bottom water reservoir recovery process and lateral displacement process, be bottom water reservoir Exploitation physical simulation experiment brings certain difficulty.
Content of the invention
For the deficiencies in the prior art, the present invention provide a big bottom water sandstone oil reservoir exploitation physical simulation experiment device and its Method of work is it is achieved that the foundation of big bottom water reservoir physical model, bottom water energy are driven, water filling is laterally driven and well stimulation displacement Whole Process Simulation.Bottom water energy-controllable in injection process, common displacement is opened with bottom water energy especially to can be achieved on water filling energy Adopt.
Big bottom water sandstone oil reservoir exploitation physical simulation experiment device, including model ontology, injected system, bottom water system, opens Extraction system and data handling system;Model ontology is used for building oil, water layer, and bottom water system is used for simulating bottom water energy, and model is originally Body connects resistivity meter, and resistivity meter is connected with data handling system;Injected system is connected with model ontology, into model ontology Injection water or well stimulation chemical agent;Mining system is connected with model ontology, for control production pressure and speed, at data Reason system is also injected separately into system, mining system connects, and data handling system monitoring pressure in real time field and saturation field change, and Control production system.
Described injected system includes injection well, and injection well one end is connected with model ontology, and the other end connects the first clematis stem Valve, the first six-way valve also respectively with pressure transducer, the second six-way valve, the top of the first intermediate receptacle, second intermediate receptacle Top connects;Second six-way valve is also respectively with the bottom of the first intermediate receptacle, the bottom of the second intermediate receptacle, constant voltage constant speed pump even Connect;Pressure transducer is connected with data handling system.
Described bottom water system includes water tank and gas cylinder, and gas cylinder is connected with water tank, and water tank passes through switch valve and mould Type body bottom portion connects.
Described mining system includes development well, and development well one end is connected with model ontology, and the other end connects metering device; Development well is also connected with pressure control device, and pressure control device is connected with data handling system.
Model ontology is a casing, including top cover plate, front pressing plate, back plate, base plate and biside plate;One of side plate On have multiple injection well access ports, connect injected system;Multiple extraction well access ports are had on another side plate, connects exploitation system System;Front pressing plate is inlaid with visual glass plate;Base plate has bottom water access port, and top cover plate passes through sealing gasket and sealing strip and front Pressing plate, back plate and biside plate connect bottom water system;Multiple saturations and pressure monitoring hole, saturation and pressure prison are had on back plate Electrode is had to connect resistivity meter in gaging hole.
The model ontology method of filling and presenting includes:
Oil-water-layer thickness proportion sets as requested;
Water layer is filled and presented using simulation water, according to water consumption and overall volume than calculating porosity;
Oil reservoir fill and present point three phases:A. the situation according to known rubbish footpath sand calculates porosity;B. according to actual oil Hide irreducible water saturation situation, a certain amount of water is mixed with dry sand and stirs evenly, make the simulation sand containing irreducible water;C. filled out using oil Sand legal system makees oil reservoir, is initially charged certain gauging, adds the concussion of the simulation sand containing irreducible water and shakeouts, circulation is filled out until binding;d. Using oil mass and the volume of experiment, calculate oil saturation and irreducible water saturation.
Big bottom water sandstone oil reservoir develops the method for work of physical simulation experiment device:
Bottom water energy supplement system nitrogen energy size is determined according to the size of experiment stratum bottom water energy;
Using the exploitation of bottom water Energy Simulation stratum natural energy, now the development well of model both sides, injection well are production Well, monitors experimental model oil saturation field distribution simultaneously, draws saturation field isopleth map;
When moisture content reaches to a certain degree, injection well switchs to water injection well, and development well continues as producing well, monitors real simultaneously Test the distribution of model oleaginous saturation field, draw saturation field isopleth map.
The analogue technique scheme of the present invention is as follows:
(1) model ontology is using longitudinally upper of a relatively high cuboid chamber back-up sand effect oil reservoir main body;
(2) in order to realize directly observing oil and water zonation situation, opened probe insert port after model, i.e. saturation and pressure Power monitoring holes, arrange probe according to certain rules inside model, can real-time detection saturation distribution and pressure distribution, and model Front is visually detachable, more intuitively observes the distribution of oil-water interfaces.
(3) in order to realize the Relative distribution of oil reservoir and water layer, detachable using model ontology top cover plate, filled out using longitudinal Liquefaction water layer;
(4) for relative size and the impact to remaining oil of the bottom water energy of simulated formation, using flexible gas compression It is controlled that the method for water pot realizes bottom water energy size, and bottom water system is connected using switch valve with model, fully simulates bottom water Whether be in communication with the outside, the various modes such as inlet is controlled.
(5) in order to simulate injection-production relation present in actual oil reservoir, using interchangeable injection-production well shape and position, realize straight Adopt, straight well water filling horizontal well is adopted by straight well for well note, horizontal well is noted multiple notes such as straight well is adopted, water injection of horizontal well horizontal well is adopted and adopted pattern, and note is adopted The position of well is adjustable in the vertical, can simulate the exploitation situation of oil reservoir diverse location perforation.
(6) in order to simulate the voidage-injection imbalance of actual oil reservoir, using extraction well level pressure exploitation pattern, it is possible to achieve uneven Weighing apparatus water filling, the pattern of bottom water energy supplement exploitation.
(7) present invention is integrated with many-sided collection such as pressure acquisition, saturation collection, flow-control, data transfer and process Become, the running status of the whole model of achievable real-time monitoring and exploitation situation.
The present invention can simulate in big bottom water sandstone oil reservoir natural energy exploitation, water flooding recovery and well stimulation recovery process Oil and water zonation and pressure distribution, provide reliable thing for studying the percolation law of big bottom water sandstone oil reservoir and well stimulation effect Reason analogue model and method.
Brief description
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the bottom water drive structural representation of the present invention;
Fig. 3 does not connect bottom water pour and pluck structure schematic diagram for the present invention's;
Fig. 4 a is model ontology front cross-sectional structural representation of the present invention;
Fig. 4 b is model ontology side profile structural representation of the present invention;
Fig. 5 is embodiment 4 moisture content, cumulative oil recovery factor change curve
Fig. 6 is embodiment 4 device original internal saturation field scattergram;
Fig. 7 is internal saturation field distribution after embodiment 4 device bottom water drive;
Fig. 8 is internal saturation field distribution after embodiment 4 device water drive;
Fig. 9 is internal saturation field distribution after embodiment 4 device injection cross-linking system;
Figure 10 is the inside saturation field distribution of water drive final result after embodiment 4 device transfer drive;
Figure 11 is embodiment 4 device original internal saturation field front visual window view;
Figure 12 is the inside saturation field front visual window view of water drive final result after embodiment 4 device transfer drive.
Specific embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme during the present invention is implemented is carried out clearly and completely Description is it is clear that described embodiment is only a part of embodiment of the present invention, and not all embodiment.Based on the present invention In embodiment, the every other enforcement that those of ordinary skill in the art are obtained under the premise of not making creative work Example, broadly falls into the scope of protection of the invention.
Elaborate a lot of details in the following description in order to fully understand the present invention, but the present invention is acceptable Implemented with the alternate manner that other are different from this description, those skilled in the art can be in the situation without prejudice to intension of the present invention Under do similar popularization, therefore the present invention is not limited by specific embodiment described below.
As shown in figure 1, big bottom water sandstone oil reservoir exploitation physical simulation experiment device, including model ontology 7, injected system, Bottom water system, mining system and data handling system 16;Model ontology 7 is used for building oil, water layer, and bottom water system is used for simulating bottom Water energy amount, model ontology 7 connects resistivity meter 6, and resistivity meter 6 is connected with data handling system 16;Injected system is with model originally Body 7 connects, injection water or well stimulation chemical agent into model ontology 7;Mining system is connected with model ontology 7, for controlling Recovery pressure processed and speed, data handling system 16 is also injected separately into system, mining system connects, and data handling system 16 is real-time Monitoring pressure field and saturation field change, and control production system.
Described injected system includes injection well 2, and injection well 2 one end is connected with model ontology 7, and the other end connects the one or six Port valve 3, the first six-way valve 3 also respectively with pressure transducer 1, the second six-way valve 4, the top of the first intermediate receptacle 8, second in the middle of The top of container 9 connects;Second six-way valve 4 also respectively with the bottom of the first intermediate receptacle 8, the bottom of the second intermediate receptacle 9, perseverance Pressure constant speed pump 5 connects;Pressure transducer 1 is connected with data handling system 16.
Described bottom water system includes water tank 14 and gas cylinder 15, and gas cylinder 15 is connected with water tank 14, and water tank 14 passes through Switch valve 10 is connected with model ontology 7 bottom.
Described mining system includes development well 12, and development well 12 one end is connected with model ontology 7, and the other end connects metering Device 13;Development well 12 is also connected with pressure control device 11, and pressure control device 11 is connected with data handling system 16.
As Fig. 4 a and Fig. 4 b, model ontology 7 is a casing, including top cover plate 74, front pressing plate 78, back plate, base plate and Biside plate;Multiple injection well access ports 71 are had on one of side plate, connects injected system;Multiple extraction are had on another side plate Well access port 77, connects mining system;Front pressing plate 78 is inlaid with visual glass plate 79;Base plate has bottom water access port 73, top Cover plate 74 passes through sealing gasket 75 and sealing strip 76 is connected bottom water system with front pressing plate 78, back plate and biside plate;Have many in back plate Electrode is had to connect resistivity meter 6 in individual saturation and pressure monitoring hole 72, saturation and pressure monitoring hole 72.
Embodiment 1
When this physical model is used for carrying out bottom water energy extracting experiment, experimental procedure:
As shown in Fig. 2 in the present embodiment, the bottom surface water injection hole of described body by body be linked in sequence to switch valve 10, Water tank 14 and gas cylinder 15.
Die body 7 fills and presents oil-water-layer, concrete grammar using sand:The sand screening certain mesh number is washed, and goes gumming Dirt;Model is placed longitudinally, and press oil-water-layer thickness than calculating water layer and core intersection;Add sand again by first adding water and add water repetition Add to water layer thickness, and adding sand and shaking model during adding water;Calculate water layer pore volume;Satisfy by actual formation irreducible water It is parameter with degree and water layer porosity, dry sand is mixed into a certain amount of water and stirs well, make oil reservoir sand;By layer sand that refuels again that first refuels The order refueled again repeats to add to core intersection, and is adding sand and shaking model during adding water;Calculate irreducible water in oil reservoir to satisfy With degree and reserves.
Connect two mouthfuls of extraction wells on oil reservoir top, extraction well well head adopts constant DP control system, and that is, development well 12 connects control Pressure device 11, controls Produced Liquid speed, monitors well head pressure simultaneously.
Produced Liquid enters Produced Liquid metering system 1 after constant current amount control system, carries out accurate measurement to Liquid output.
It is saturation field and pressure field change in resistivity meter 6 real-time monitoring displacement process using saturation monitoring system Change.
Resistivity meter 6, pressure control device 11 are connected to data handling system 16 and carry out real-time processing.
Embodiment 2
When this physical model is used for carrying out closed bottom water reservoir water flooding recovery experiment, experimental procedure:
As shown in figure 3, in the present embodiment, first press natural energy exploitation in embodiment 1, until moisture content reach certain and After degree, close bottom water energy switch valve 10, left side producing well is connected injected system, monitoring pressure transducer 1 obtains simultaneously Injection pressure.
Extraction well in right side is that development well 12 connects pressure control device 11 by constant DP control system, controls Produced Liquid speed, with When monitor well head pressure.
Produced Liquid enters metering device 13 after constant DP control system, carries out accurate measurement to Liquid output.
It is saturation field and pressure field change in resistivity meter 6 real-time monitoring displacement process using saturation monitoring system Change.
Pressure transducer 1, resistivity meter 6, pressure control device 11 are connected to data handling system 16 and carry out real-time processing.
Embodiment 3
When this physical model is used for carrying out extraneous communication type bottom water reservoir imbalance water flooding recovery experiment, experimental procedure:
As shown in figure 1, in the present embodiment, first press natural energy exploitation in embodiment 1, until moisture content reach certain and After degree, connect injected system, carry out water flooding recovery.
Calculate injection-production ratio by actual oil reservoir, control injection rate and produced quantity to reach actual injection-production ratio, note bottom water system simultaneously In water tank 14 container in system, liquid measure is sufficient.
Extraction well in right side is that development well 12 connects pressure control device 11 by constant DP control system, controls Produced Liquid speed, with When monitor well head pressure.
Produced Liquid enters metering device 13 after constant DP control system, carries out accurate measurement to Liquid output.
Using the saturation field in pressure and saturation monitoring system resistivity meter 6 real-time monitoring displacement process and pressure field Change.
Pressure transducer 1, resistivity meter 6, pressure control device 11 are connected to data handling system 16 and carry out real-time processing.
Embodiment 4
The present embodiment is that cross linked polymer laterally drives remaining oil recovery experiment between raising well, is driven using bottom water energy in advance Dynamic, as shown in Fig. 2 the later stage is adopted using balanced type note developing, as shown in Figure 3.In the present embodiment, the bottom surface of described body Water injection hole connects bottom water energy management system by body order by switch valve.
Die body 7 fills and presents oil-water-layer, concrete grammar using sand:The sand screening 100 mesh numbers is washed, and goes gumming Dirt;Model is placed longitudinally, set oil-water-layer thickness ratio for 1:1;By first adding water again plus sand adds water and repeats to add to water layer thickness, And adding sand and shaking model during adding water;Calculate water layer pore volume;The sand screening 120 mesh numbers is washed, and removes Dust, dries;By 40% porosity, irreducible water saturation 5%, calculate dry sand and mix the water yield, make oil reservoir sand;Using kerosene dissolving Tonyred makes simulation oil, and the order that layer sand that refuels again by first refueling refuels again repeats to add to core intersection, and is adding sand and adding Model is shaken during water;Calculate irreducible water saturation and reserves in oil reservoir.
Natural energy is exploited, as shown in Fig. 2 connecting two mouthfuls of extraction wells on oil reservoir top, extraction well well head adopts level pressure control System processed is that development well 12 connects pressure control device 11, controls Produced Liquid speed, monitors well head pressure simultaneously.
Produced Liquid enters metering device 13 after constant DP control system, carries out accurate measurement to Liquid output.
Changed using the saturation field in saturation monitoring system resistivity meter 6 real-time monitoring displacement process and pressure field, Until Produced Liquid moisture content reaches 98%.
Improve injection and extraction system, balance injection-production method is adopted using a note one, as shown in figure 3, carrying out waterflooding extraction, left side is note Well, right side is extraction well, and Produced Liquid enters metering device 13 after constant current amount control system, Liquid output is accurately counted Amount.
Using the saturation field change in saturation monitoring system resistivity meter 6 real-time monitoring displacement process, until extraction Liquid moisture content reaches 98%.
On the basis of injection and extraction system as shown in Figure 3, cross-linking polymer system is injected by water injection well, injection rate is water-bearing layer 0.4 times of pore volume, monitoring saturation field change, Hou Ning waits system crosslinked.
On the basis of injection and extraction system as shown in Figure 3, subsequently adopt the exploitation of water injection well filled drive, Produced Liquid passes through level pressure control Enter metering device 13 after system processed, accurate measurement is carried out to Liquid output.
Using the saturation field change in saturation monitoring system resistivity meter 6 real-time monitoring displacement process, until extraction Liquid moisture content reaches 98%, terminates experiment.
Pressure transducer 1, resistivity meter 6, pressure control device 11 are connected to data handling system 16 and carry out real-time processing.
Test result indicate that, bottom water drive recovery ratio is 9.57%, and filled drive recovery ratio is 1.5%, with current actual oil reservoir Exploitation situation close;0.4 times of water layer pore volume of cross linked polymer is injected by water injection well, after system crosslinking, continues water drive, Recovery ratio increment up to 51.33% is it is shown that crosslinked polymers improves the great potential of bottom water reservoir recovery ratio.Fig. 5 be moisture content, Cumulative oil recovery factor change curve;Fig. 6, Figure 11 are the distribution of device original internal saturation field and front visual window view;Fig. 7 is dress Internal saturation field distribution after bottom set water drive;Fig. 8 is internal saturation field distribution after device water drive;Fig. 9 injects crosslinked for device Internal saturation field distribution after system;Figure 10, Figure 12 be after device transfer drive the inside saturation field distribution of water drive final result and Front visual window view.

Claims (7)

1. big bottom water sandstone oil reservoir exploitation physical simulation experiment device it is characterised in that include model ontology (7), injected system, Bottom water system, mining system and data handling system (16);Model ontology (7) is used for building oil, water layer, and bottom water system is used for mould Intend bottom water energy, model ontology (7) connects resistivity meter (6), resistivity meter (6) is connected with data handling system (16);Injection System is connected with model ontology (7), injection water or well stimulation chemical agent into model ontology (7);Mining system and model Body (7) connects, and for control production pressure and speed, data handling system (16) is also injected separately into system, mining system even Connect, data handling system (16) monitoring pressure in real time field and saturation field change, and control production system.
2. big bottom water sandstone oil reservoir exploitation physical simulation experiment device according to claim 1 is it is characterised in that described Injected system includes injection well (2), and injection well (2) one end is connected with model ontology (7), and the other end connects the first six-way valve (3), First six-way valve (3) also respectively with pressure transducer (1), the second six-way valve (4), the top of the first intermediate receptacle (8), second in Between container (9) top connect;Second six-way valve (4) also bottom, the second intermediate receptacle with the first intermediate receptacle (8) respectively (9) bottom, constant voltage constant speed pump (5) connect;Pressure transducer (1) is connected with data handling system (16).
3. big bottom water sandstone oil reservoir exploitation physical simulation experiment device according to claim 1 is it is characterised in that described Bottom water system includes water tank (14) and gas cylinder (15), and gas cylinder (15) is connected with water tank (14), and water tank (14) passes through switch Valve (10) is connected with model ontology (7) bottom.
4. big bottom water sandstone oil reservoir exploitation physical simulation experiment device according to claim 1 is it is characterised in that described Mining system includes development well (12), and development well (12) one end is connected with model ontology (7), and the other end connects metering device (13);Development well (12) is also connected with pressure control device (11), and pressure control device (11) is connected with data handling system (16).
5. big bottom water sandstone oil reservoir exploitation physical simulation experiment device according to claim 1 it is characterised in that model this Body (7) is a casing, including top cover plate (74), front pressing plate (78), back plate, base plate and biside plate;
Multiple injection well access ports (71) are had on one of side plate, connects injected system;Multiple extraction are had on another side plate Well access port (77), connects mining system;
Front pressing plate (78) is inlaid with visual glass plate (79);
Base plate has bottom water access port (73), and top cover plate (74) passes through sealing gasket (75) and sealing strip (76) and front pressing plate (78), back plate and biside plate connect bottom water system;
Multiple saturations and pressure monitoring hole (72) are had on back plate, in saturation and pressure monitoring hole (72), has electrode to connect resistance Rate instrument (6).
6. according to claim 1 or 5 big bottom water sandstone oil reservoir exploitation physical simulation experiment device it is characterised in that mould Type body (7) method of filling and presenting includes:
Oil-water-layer thickness proportion sets as requested;
Water layer is filled and presented using simulation water, according to water consumption and overall volume than calculating porosity;
Oil reservoir fill and present point three phases:A. the situation according to known rubbish footpath sand calculates porosity;B. according to actual oil reservoir bundle Tie up water saturation situation, a certain amount of water is mixed with dry sand and stirs evenly, make the simulation sand containing irreducible water;C. adopt oily back-up sand method Make oil reservoir, be initially charged certain gauging, add the concussion of the simulation sand containing irreducible water and shakeout, circulation is filled out until binding;D. utilize The oil mass of experiment and volume, calculate oil saturation and irreducible water saturation.
7. big bottom water sandstone oil reservoir according to claim 1 develops the method for work of physical simulation experiment device, its feature It is:
Bottom water energy supplement system nitrogen energy size is determined according to the size of experiment stratum bottom water energy;
Using the exploitation of bottom water Energy Simulation stratum natural energy, now the development well of model both sides, injection well are producing well, with When monitor experimental model oil saturation field distribution, draw saturation field isopleth map;
When moisture content reaches to a certain degree, injection well switchs to water injection well, and development well continues as producing well, the mould of monitoring experiment simultaneously Type oil saturation field distribution, draws saturation field isopleth map.
CN201610822525.2A 2016-09-14 2016-09-14 Outsole water sandstone oil reservoir develops physical simulation experiment device and its working method Active CN106437644B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
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CN107687336A (en) * 2017-07-28 2018-02-13 中国地质调查局油气资源调查中心 A kind of one-dimensional long tube model system of gas hydrates exploitation analogue experiment installation
CN107991345A (en) * 2017-10-18 2018-05-04 成都理工大学 Multipair radial measurement long rock core holder
CN108222904A (en) * 2017-12-12 2018-06-29 浙江海洋大学 A kind of device of Large Underground water seal pit hole library water curtain water charging system three-dimensional physical model
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
CN111022010A (en) * 2020-01-02 2020-04-17 西南石油大学 Three-dimensional heterogeneous oil reservoir multi-well-grid mode water-drive physical simulation experiment device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6234030B1 (en) * 1998-08-28 2001-05-22 Rosewood Equipment Company Multiphase metering method for multiphase flow
CN102518421A (en) * 2011-12-23 2012-06-27 中国石油大学(北京) Physical simulation visualization experimental device and forming method thereof
CN202363006U (en) * 2011-10-21 2012-08-01 中国石油化工股份有限公司江汉油田分公司勘探开发研究院 Experimental physical model for low-permeability bottom water oil pool exploitation
CN202788797U (en) * 2012-08-14 2013-03-13 中国石油化工股份有限公司 Inhomogeneous clastic rock horizontal well physical model
CN203271735U (en) * 2013-05-25 2013-11-06 海安县石油科研仪器有限公司 Three-dimensional relative permeability simulator
CN103939091A (en) * 2013-01-23 2014-07-23 刘怀珠 Radial flow displacement physical model system
CN105178927A (en) * 2015-10-28 2015-12-23 中国石油大学(北京) Displacement simulation experimental device and system
CN205063944U (en) * 2015-09-28 2016-03-02 中国石油大学(北京) Three -dimensional physical simulation device of bottom water oil reservoir water energy

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6234030B1 (en) * 1998-08-28 2001-05-22 Rosewood Equipment Company Multiphase metering method for multiphase flow
CN202363006U (en) * 2011-10-21 2012-08-01 中国石油化工股份有限公司江汉油田分公司勘探开发研究院 Experimental physical model for low-permeability bottom water oil pool exploitation
CN102518421A (en) * 2011-12-23 2012-06-27 中国石油大学(北京) Physical simulation visualization experimental device and forming method thereof
CN202788797U (en) * 2012-08-14 2013-03-13 中国石油化工股份有限公司 Inhomogeneous clastic rock horizontal well physical model
CN103939091A (en) * 2013-01-23 2014-07-23 刘怀珠 Radial flow displacement physical model system
CN203271735U (en) * 2013-05-25 2013-11-06 海安县石油科研仪器有限公司 Three-dimensional relative permeability simulator
CN205063944U (en) * 2015-09-28 2016-03-02 中国石油大学(北京) Three -dimensional physical simulation device of bottom water oil reservoir water energy
CN105178927A (en) * 2015-10-28 2015-12-23 中国石油大学(北京) Displacement simulation experimental device and system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107687336A (en) * 2017-07-28 2018-02-13 中国地质调查局油气资源调查中心 A kind of one-dimensional long tube model system of gas hydrates exploitation analogue experiment installation
CN107991345A (en) * 2017-10-18 2018-05-04 成都理工大学 Multipair radial measurement long rock core holder
CN108222904A (en) * 2017-12-12 2018-06-29 浙江海洋大学 A kind of device of Large Underground water seal pit hole library water curtain water charging system three-dimensional physical model
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
CN111022010A (en) * 2020-01-02 2020-04-17 西南石油大学 Three-dimensional heterogeneous oil reservoir multi-well-grid mode water-drive physical simulation experiment device

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