CN205689188U - A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process - Google Patents
A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process Download PDFInfo
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- CN205689188U CN205689188U CN201620520836.9U CN201620520836U CN205689188U CN 205689188 U CN205689188 U CN 205689188U CN 201620520836 U CN201620520836 U CN 201620520836U CN 205689188 U CN205689188 U CN 205689188U
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- rock sample
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- low permeability
- drive system
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Abstract
The utility model discloses a kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process, including reservoir modeling system, injection system, gas drive system, water drive system, metering system；LOW PERMEABILITY RESERVOIR oil displacement process simulated by the way of water filling and gas injection by experimental provision, structure design is relatively simple, operating process is convenient, contribute to student the displacement of reservoir oil development process of LOW PERMEABILITY RESERVOIR is had to recognize intuitively, gas injection can be passed through simultaneously, the mode of water filling carries out oil displacement experiment to LOW PERMEABILITY RESERVOIR model, also can change temperature, confined pressure carries out many experiments；Being easy to compare, can carry out post analysis according to the experimental data of each flow meter and metering system record, experimentation safety and environmental protection is pollution-free.
Description
Technical field
This utility model belongs to oil field development experiment field, particularly to a kind of experiment simulating LOW PERMEABILITY RESERVOIR oil displacement process
Device.
Background technology
According to incompletely statistics, all verifying in oil in place in China, the oil in place of verifying of low-permeability oil deposit accounts for 50%
Above, along with improving constantly with perfect of petroleum exploration and development Technology and theoretical research, find and put into the hypotonic of exploitation
Oil reservoir is continuously increased thoroughly.But, LOW PERMEABILITY RESERVOIR makes its stable yields shape on stream due to factors such as its permeability are low, resistance is big
Condition is poor, and yield declines fast.In low-permeability oilfield exploitation abroad, the most extensively use and obtain the major technique of obvious economic benefit
Water filling is had to keep stratum energy, fracturing reform oil reservoir and gas injection etc.；By continual exploitation innovation, the hyposmosis money of China
Source achieves to be developed on a large scale, defines world-class hyposmosis exploitation supporting technology series.
Also it is an important ingredient of petroleum works relevant speciality for the research of Low permeable oil and gas reservoirs, in reality
Teaching in, we have the most only learnt, and some are the most theoretical, about experimental implementation this part, a kind of convenient and swift
Operational approach carry out displacement test, therefore, for student, be hardly formed one impression intuitively and understanding, therefore
We need a set of simply, it is easy to the experimental provision of operation carries out relevant teaching and research.
Utility model content
For the problems referred to above, it is simple that this utility model provides a kind of design, easy-operating drives for simulating LOW PERMEABILITY RESERVOIR
The experimental provision of oil process；This utility model is achieved through the following technical solutions:
A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process, including reservoir modeling system, injection system, gas drive
System, water drive system, metering system；Described reservoir modeling system includes casing, rock sample one, rock sample two, baking oven, described rock sample one
Being placed in casing with rock sample two, described casing is placed in baking oven, and before and after described rock sample one and rock sample two, side and bottom surface are all provided with
Having water layer, water layer to be positioned at inside rubber membrane, be provided with force (forcing) pump between described rock sample one and rock sample two, force (forcing) pump is connected with water layer；
Oil storage tank that described injection system includes being linked in sequence, filling pump, fluid flowmeter A, Pressure gauge three, valve, described valve divides
Not Wei valve A, valve B, described valve A, valve B are connected with rock sample one, rock sample two respectively；Described gas drive system includes that order connects
The nitrogen cylinder that connects, supercharging equipment, valve one, gas flowmeter, Pressure gauge one, gas drive system is connected with rock sample one left end；Described
Fluid reservoir that water drive system includes being linked in sequence, water injecting pump, valve two, electromagnetic flowmeter B, Pressure gauge two, water drive system and rock
Sample two left end connects；Described metering system is divided into two parts, Part I to be connected with rock sample one end；Including the liquid being linked in sequence
Flowmeter body C, metering device one, liquid waste treating apparatus one；Part II is connected with rock sample two end；Including the liquid being linked in sequence
Flowmeter body D, metering device two, liquid waste treating apparatus two.
As preferably, this device also includes monitoring system, and described monitoring system includes high-speed camera and computer, described
High-speed camera is positioned at above casing.
As preferably, described casing is clear perspex material.
As preferably, described fluid flowmeter all uses electromagnetic flowmeter.
The beneficial effects of the utility model are: structure design is relatively simple, and operating process is convenient, contributes to student to low
The displacement of reservoir oil development process that permeability is hidden has and recognizes intuitively, can pass through gas injection simultaneously, and LOW PERMEABILITY RESERVOIR model is entered by the mode of water filling
Row oil displacement experiment, also can change temperature, confined pressure carries out many experiments；It is easy to compare, can remember according to each flow meter and metering system
The experimental data of record carries out post analysis, and experimentation safety and environmental protection is pollution-free.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Shown in figure: 1-nitrogen cylinder, 2-supercharging equipment, 3--valve one, 4-gas flowmeter, 5-Pressure gauge one, 6-liquid storage
Tank, 7-water injecting pump, 8-valve two, 9-fluid flowmeter B, 10-Pressure gauge two, 11-oil storage tank, 12-filling pump, 13-electromagnetic current
Gauge A, 14-Pressure gauge A, 15-valve A, 16-valve B, 17-rock sample one, 18-rock sample two, 19-force (forcing) pump, 20-casing, 21-
Water layer, 22-rubber membrane, 23-baking oven, 24-fluid flowmeter C, 25-metering device one, 26-liquid waste treating apparatus one, 27-liquid
Effusion meter D, 28-metering device two, 29-liquid waste treating apparatus two, 30-high-speed camera, 31-computer.
Detailed description of the invention
Below in conjunction with the accompanying drawings and be embodied as case this utility model is further described in detail:
As it is shown in figure 1, a kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process, this device includes reservoir modeling system
System, injection system, gas drive system, water drive system, metering system；
Described reservoir modeling system includes casing 20, rock sample 1, rock sample 2 18, baking oven 23, described rock sample 1 and rock
Sample 2 18 is placed in casing 20, and described casing 20 is placed in baking oven 23, before and after described rock sample 1 and rock sample 2 18 side and
Bottom surface is equipped with water layer 21, and it is internal that water layer 21 is positioned at rubber membrane 22；It is provided with force (forcing) pump between described rock sample 1 and rock sample 2 18
19, force (forcing) pump is connected with water layer；It is provided with baking oven 23 and is to ensure that rock sample temperature is consistent with formation temperature, set around rock sample
Put water layer, on the one hand enable rock sample Quick uniform reach the temperature that baking oven 23 is arranged；On the other hand it is to apply one to rock sample
Confined pressure, arranges force (forcing) pump 19 and can change the confined pressure of rock sample, it is simple to experiment compares；
Oil storage tank 11 that described injection system includes being linked in sequence, filling pump 12, electromagnetic flowmeter A13, Pressure gauge 3 14,
Valve, described valve is respectively valve A15, valve B16, described valve A15, valve B16 respectively with rock sample 1, rock sample 2 18
Connect；Injection system is for carrying out injecting saturated oils, to simulate oil reservoir to rock sample；
Nitrogen cylinder 1 that described gas drive system includes being linked in sequence, supercharging equipment 2, valve 1, gas flowmeter 4, pressure
Table 1, gas drive system is connected to rock sample 1 left end, is used for rock sample 1 is carried out the gas displacement of reservoir oil；
Fluid reservoir 6 that described water drive system includes being linked in sequence, water injecting pump 7, valve 28, fluid flowmeter B9, pressure
Table 2 10, water drive system is connected to rock sample 2 18 left end, is used for rock sample 2 18 is carried out displacement of reservoir oil by filling water；
Described metering system is divided into two parts, Part I to be connected with rock sample 1 end；Including fluid flowmeter C24,
Metering device 1, liquid waste treating apparatus 1；Part II is connected with rock sample 2 18 end；Including fluid flowmeter D27, meter
Amount device 2 28, liquid waste treating apparatus 2 29；Metering system in rock sample 1 and rock sample 2 18 by displacement oil out
Measure；
As preferred embodiment, this device also includes that monitoring system, described monitoring system include high-speed camera 30
With computer 31, described high-speed camera 30 is positioned at above casing 20.
As preferred embodiment, described casing 20 is clear perspex material, can directly carry out multi-faceted
Observe.
As preferred embodiment, described fluid flowmeter type is electromagnetic flowmeter, it is ensured that experimental precision.Embodiment
1
Two blocks of same tight sands chosen by rock sample 1 and the rock sample 2 18 of simulating LOW PERMEABILITY RESERVOIR in experiment；Wherein simulate
Oil can select the vegetable oil of bright color, and such as soybean oil, one is cost-effective, its two guarantees experiment safety environmental protection；Water filling system
In system, the water in fluid reservoir 11 can choose methyl blue aqueous solution, it is simple to observes；
In concrete operating process, first shown in Fig. 1, connect experimental provision, open filling pump 13, then beat respectively
Valve opening door A 15, valve B 16, respectively with identical speed and pressure as injecting soybean oil in rock sample 1 and rock sample 2 18, directly
To saturated；Close valve A 15, valve B 16；Record electromagnetic flowmeter A 13 and the reading of Pressure gauge A 14；
Next open valve 1, valve 28, open supercharging equipment 2 and water injecting pump 7, divide with the force value in step one
The most slowly nitrogen injection in rock sample 1, injects methyl blue aqueous solution to rock sample 2 18, in rock sample 1 and rock sample 2 18
Soybean oil carry out displacement；Observe gas flowmeter 4, electromagnetic flowmeter A13, electromagnetic flowmeter C24 and electromagnetic flowmeter simultaneously
The change of D27, displacement oil out enters metering device；
After displacement completes, recording metering device 1, the reading of metering device 2 28, experiment completes, and experiment is discarded
You Heshui pour liquid waste treating apparatus 1 and liquid waste treating apparatus 2 29 into.
Injection process is carried out high frequency taken pictures by high-speed camera 30, simultaneously by computer 31 to photo at
Reason, can dynamically reduce displacement process, make experiment more intuitively change；The temperature of baking oven 23 can be changed or changed by force (forcing) pump 19
Become the confined pressure value of rock sample, carry out many experiments, compare the oil displacement efficiency under different temperatures and confined pressure.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations all should belong to the protection domain of this utility model claims.
Claims (4)
1. the experimental provision being used for simulating LOW PERMEABILITY RESERVOIR oil displacement process, it is characterised in that this device includes reservoir modeling system
System, injection system, gas drive system, water drive system, metering system；
Described reservoir modeling system includes casing (20), rock sample one (17), rock sample two (18), baking oven (23), described rock sample one
(17) being placed in casing (20) with rock sample two (18), described casing (20) is placed in baking oven (23), described rock sample one (17) and rock
Before and after sample two (18), side and bottom surface are equipped with water layer (21), and it is internal that described water layer (21) is positioned at rubber membrane (22)；Described rock
Being provided with force (forcing) pump (19) between sample one (17) and rock sample two (18), force (forcing) pump (19) is connected with water layer (21)；
Oil storage tank (11) that described injection system includes being linked in sequence, filling pump (12), fluid flowmeter A (13), Pressure gauge three
(14), valve, described valve is respectively valve A (15), valve B (16), and described valve A (15) is with rock sample one (17) left end even
Connect, valve B (16) is connected with rock sample two (18) left end；
Nitrogen cylinder (1) that described gas drive system includes being linked in sequence, supercharging equipment (2), valve one (3), gas flowmeter (4),
Pressure gauge one (5), gas drive system is connected with rock sample one (17) left end；
Described water drive system includes the fluid reservoir (6) being linked in sequence, water injecting pump (7), valve two (8), fluid flowmeter B (9), presses
Power table two (10), water drive system is connected with rock sample two (18) left end；
Described metering system is divided into two parts, Part I to be connected with rock sample one (17) end；Including the liquid stream being linked in sequence
Gauge C (24), metering device one (25), liquid waste treating apparatus one (26)；Part II is connected with rock sample two (18) end；Including
The fluid flowmeter D (27) that is linked in sequence, metering device two (28), liquid waste treating apparatus two (29).
Experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process the most according to claim 1, it is characterised in that this device
Also include that monitoring system, described monitoring system include high-speed camera (30) and computer (31), described high-speed camera (30)
It is positioned at above casing.
Experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process the most according to claim 1, it is characterised in that described
Casing (20) uses clear perspex material.
Experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process the most according to claim 1, it is characterised in that above-mentioned liquid
Flowmeter body is electromagnetic type flow meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620520836.9U CN205689188U (en) | 2016-05-30 | 2016-05-30 | A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620520836.9U CN205689188U (en) | 2016-05-30 | 2016-05-30 | A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process |
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| Publication Number | Publication Date |
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| CN205689188U true CN205689188U (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620520836.9U Expired - Fee Related CN205689188U (en) | 2016-05-30 | 2016-05-30 | A kind of experimental provision for simulating LOW PERMEABILITY RESERVOIR oil displacement process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374559A (en) * | 2018-04-10 | 2019-10-25 | 陈光凌 | The method and device that different displacement modes influence low medium-high permeable reservoir oil displacement efficiency |
-
2016
- 2016-05-30 CN CN201620520836.9U patent/CN205689188U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110374559A (en) * | 2018-04-10 | 2019-10-25 | 陈光凌 | The method and device that different displacement modes influence low medium-high permeable reservoir oil displacement efficiency |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161116 Termination date: 20170530 |