CN206818705U - A kind of experimental provision of anisotropism multilayer gas reservoir development - Google Patents
A kind of experimental provision of anisotropism multilayer gas reservoir development Download PDFInfo
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- CN206818705U CN206818705U CN201720791169.2U CN201720791169U CN206818705U CN 206818705 U CN206818705 U CN 206818705U CN 201720791169 U CN201720791169 U CN 201720791169U CN 206818705 U CN206818705 U CN 206818705U
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- pipeline
- way valve
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Abstract
The utility model belongs to anisotropism multilayer gas reservoir development technical field, specifically, it is related to a kind of experimental provision of anisotropism multilayer gas reservoir development, including supercharging pipeline, the first four-way valve, hypotonic pipeline, in ooze pipeline, hypertonic pipeline, the second four-way valve and blowdown line, supercharging pipeline and the first four-way valve are connected, between first four-way valve and the second four-way valve be provided be connected in parallel hypotonic pipeline, in ooze pipeline and hypertonic pipeline, blowdown line and the second four-way valve are connected;Additionally include the first connecting pipeline and the second connecting pipeline, first connecting pipeline one end is connected with the first triple valve, and the other end oozes pipeline with and is connected, and second connecting pipeline one end is connected with the second triple valve, and the other end is connected with hypertonic pipeline.The experimental provision can complete the parallel connection of the formation heterogeneity multilayer gas reservoir development of three groups of rock cores, series connection experiment.
Description
Technical field
A kind of experimental provision of anisotropism multilayer gas reservoir development is the utility model is related to, belongs to anisotropism multilayer gas reservoir
Development technique field.
Background technology
During gas field development, the strong reservoir of some anisotropism is frequently encountered, due to depositing for reservoir heterogeneity
The permeability at reservoir each point is not fully identical.This just causes difficulty to the commingling production in gas field.
At present, the research adopted is closed to anisotropism multilayer gas reservoir and is based primarily upon field experiment, it is heterogeneous to generally require progress
Property multilayer gas reservoir series connection experiment and experiment in parallel, gas reservoir is closed for studying anisotropism and adopts the influence of recovery ratio, but at present
For both experiments have its respective experimental provision, doing different experiments needs to be equipped with different experimental provisions, and this just makes
Obtain live not only need to put into substantial amounts of financial resources to purchase different experimental provisions, it is also desirable to put into substantial amounts of manpower to complete not
Same experiment flow, production cost was both improved and also result in manpower waste.
Utility model content
The utility model provides a kind of experimental provision of anisotropism multilayer gas reservoir development, it is intended that solving existing
There is above mentioned problem present in technology.
The technical solution of the utility model is as follows:
The experimental provision of anisotropism multilayer gas reservoir development provided by the utility model, including supercharging pipeline, the first four-way
Valve, hypotonic pipeline, in ooze pipeline, hypertonic pipeline, the second four-way valve and blowdown line, wherein supercharging pipeline and the first four-way valve phase
Even, between the first four-way valve and the second four-way valve be provided be connected in parallel hypotonic pipeline, in ooze pipeline and hypertonic pipeline, relief tube
Line and the second four-way valve are connected.
Gas cylinder is connected with supercharging pipeline.
Hypotonic pipeline is provided with first pressure table, the first core holding unit, first flowmeter and the first triple valve.
In ooze pipeline and be provided with second pressure gauge, the second core holding unit, second flowmeter and the second triple valve.
Hypertonic pipeline is provided with the 3rd pressure gauge, the 3rd core holding unit and the 3rd flowmeter.
Blowdown line is provided with the 4th pressure gauge, the 4th flowmeter and pressure-regulating valve, and in the port of export of blowdown line
Provided with gas gauge.
In embodiment provided by the utility model, the experimental provision of above-mentioned anisotropism multilayer gas reservoir development also includes the
One connecting pipeline and the second connecting pipeline, above-mentioned first connecting pipeline one end are connected with the first triple valve, and the other end oozes pipe with
Line is connected, and above-mentioned second connecting pipeline one end is connected with the second triple valve, and its other end is connected with hypertonic pipeline.
First connecting pipeline is provided with the first check valve.
Second connecting pipeline is provided with the second check valve.
In embodiment provided by the utility model, the first confined pressure pump, the second rock are connected with above-mentioned first core holding unit
The second confined pressure pump is connected with heart clamp holder, measurements of the chest, waist and hips press pump is connected with the 3rd core holding unit.
In embodiment provided by the utility model, low permeability cores, the second rock core are provided with above-mentioned first core holding unit
Rock core is oozed in being provided with clamper, hypertonic rock core is provided with the 3rd core holding unit.
In embodiment provided by the utility model, above-mentioned gas cylinder is high-pressure nitrogen bottle.
The beneficial effects of the utility model are:The experimental provision is ingenious in design, simple in construction, low cost, not only can be with
Series connection for anisotropism multilayer gas reservoir development is tested, and can be used for the experiment in parallel of anisotropism multilayer gas reservoir development,
And be also fully able to meet gas field Site Design demand by actual use, its experimental precision, saved largely for gas field development
Manpower, financial resources and material resources, the experimental study that anisotropism stratum is also carried out for gas field scene is made that certain contribution.
Brief description of the drawings
, below will be to required in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
The accompanying drawing used is briefly described, it will be appreciated that and the following drawings illustrate only some embodiments of the present utility model, therefore not
The restriction to scope is should be considered as, for those of ordinary skill in the art, on the premise of not paying creative work,
Other related accompanying drawings can also be obtained according to these accompanying drawings.
A kind of Fig. 1 experimental provision schematic diagrams of anisotropism multilayer gas reservoir development provided by the utility model;
Fig. 2 the first four-way valve connection diagrams provided by the utility model;
Fig. 3 the second four-way valve connection diagrams provided by the utility model;
Fig. 4 the first triple valve connection diagrams provided by the utility model;
Fig. 5 the second triple valve connection diagrams provided by the utility model.
Shown in figure:The experimental provision of 100- anisotropism multilayer gas reservoir developments;1- is pressurized pipeline;10- gas cylinders;
11- confined pressure pumps;The four-way valves of 2- first;The inlets of 20- first;The liquid outlets of 22- first;The liquid outlets of 24- second;26- the 3rd goes out liquid
Mouthful;The hypotonic pipelines of 3-;30- first pressure tables;The core holding units of 32- first;34- first flowmeters;The triple valves of 36- first;4-
In ooze pipeline;40- second pressure gauges;The core holding units of 42- second;44- second flowmeters;The triple valves of 46- second;The hypertonic pipes of 5-
Line;The pressure gauges of 50- the 3rd;The core holding units of 52- the 3rd;The flowmeters of 54- the 3rd;The four-way valves of 6- second;The inlets of 60- second;
The inlets of 62- the 3rd;The inlets of 64- the 4th;The liquid outlets of 66- the 4th;7- blowdown lines;The pressure gauges of 70- the 4th;72- the 4th flows
Gauge;74- pressure-regulating valves;76- gas gauges;The connecting pipelines of 8- first;The check valves of 80- first;The connecting pipelines of 9- second;90-
Second check valve.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples.
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with this practicality
Accompanying drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, shown
So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.Therefore, below
It is new that the detailed description of embodiment of the present utility model to providing in the accompanying drawings is not intended to limit this claimed practicality
The scope of type, but it is merely representative of selected embodiment of the present utility model.Based on the embodiment in the utility model, ability
The every other embodiment that domain those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
In description of the present utility model, it is to be understood that the term of indicating position or position relationship is based on accompanying drawing
Shown orientation or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply institute
The equipment or element of finger must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this reality
With new limitation.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be
Mechanically connect or electrically connect;Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is on or below second feature
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Directly over two features and oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature is special second
Under sign, lower section and fisrt feature included below are immediately below second feature and obliquely downward, or are merely representative of fisrt feature level
Highly it is less than second feature.
Embodiment:
As shown in figure 1, a kind of experimental provision 100 for anisotropism multilayer gas reservoir development that the present embodiment provides, including increase
Pressure pipeline 1, the first four-way valve 2, hypotonic pipeline 3, in ooze pipeline 4, hypertonic pipeline 5, the second four-way valve 6 and blowdown line 7, it is above-mentioned
Supercharging pipeline 1 is connected with the first four-way valve 2, and the hypotonic pipeline being connected in parallel is provided between the first four-way valve 2 and the second four-way valve 6
3rd, pipeline 4 and hypertonic pipeline 5 are oozed in, blowdown line 7 is connected with the second four-way valve 6.
As shown in Figure 2 and Figure 3, specifically, above-mentioned first four-way valve 2 includes the first inlet 20, the first liquid outlet 22, the
Two liquid outlets 24 and the 3rd liquid outlet 26, above-mentioned second four-way valve 6 includes the second inlet 60, the 3rd inlet the 62, the 4th enters
The liquid outlet 66 of liquid mouth 64 and the 4th, supercharging pipeline 1 are connected with the first inlet 20;Hypotonic one end of pipeline 3 and the first liquid outlet 22
It is connected, the other end and the second inlet 60 are connected;In ooze the one end of pipeline 4 and be connected with the second liquid outlet 24, the other end and the 3rd enters
Liquid mouth 62 is connected;Hypertonic one end of pipeline 5 is connected with the 3rd liquid outlet 26, and the other end and the 4th inlet 64 are connected;Blowdown line 7
It is connected with the 4th liquid outlet 66.
Gas cylinder 10 is connected with above-mentioned supercharging pipeline 1.
Specifically, supercharging one end of pipeline 1 is connected with the first inlet 20, the other end is connected with gas cylinder 10.
Above-mentioned hypotonic pipeline 3 is sequentially provided with first on the flow direction along gas by first the 2 to the second four-way valve of four-way valve 6
Pressure gauge 30, the first core holding unit 32, the triple valve 36 of first flowmeter 34 and first.
Oozed in above-mentioned and be sequentially provided with second on flow direction of the pipeline 4 along gas by first the 2 to the second four-way valve of four-way valve 6
Pressure gauge 40, the second core holding unit 42, the triple valve 46 of second flowmeter 44 and second.
As shown in Figure 4, Figure 5, specific above-mentioned first triple valve 36 include the 5th inlet 360, the 5th liquid outlet 362,
7th liquid outlet 364, above-mentioned second triple valve 46 include the 6th inlet 460, the 6th liquid outlet 462, the 8th liquid outlet 464.
Above-mentioned 5th inlet 360, the 5th liquid outlet 362 are connected with hypotonic pipeline 3, the 7th liquid outlet 364 and the first annexation 8
It is connected;Above-mentioned 6th inlet 460, the 6th liquid outlet 462 ooze pipeline 4 with and are connected, and the 8th liquid outlet 464 is connected with second
Relation 9 is connected.
Above-mentioned hypertonic pipeline 5 is sequentially provided with the 3rd on the flow direction along gas by first the 2 to the second four-way valve of four-way valve 6
Pressure gauge 50, the 3rd core holding unit 52 and the 3rd flowmeter 54.
Specifically, above-mentioned hypotonic pipeline 3, in ooze pipeline 4 and hypertonic pipeline 5 is connected in the first four-way valve 2 and second in parallel
It is the experiment in parallel for completing formation heterogeneity multiple permeable layer between four-way valve 6.
Above-mentioned blowdown line 7 is sequentially provided with the 4th pressure gauge 70, the 4th flowmeter 72 and pressure along in gas discharge direction
Regulating valve 74, and it is provided with gas gauge 76 in the exit of blowdown line 7.
Specifically, the one end of blowdown line 7 is connected with the 4th liquid outlet 66, the other end is outlet, and provided with the exit
One end is extend into gas gauge 76, the crude oil that displacement comes out from each rock core when above-mentioned gas gauge 76 is used to reclaim gas drive.
In the present embodiment, the experimental provision 100 of above-mentioned anisotropism multilayer gas reservoir development also includes the first connecting pipeline 8
With the second connecting pipeline 9, above-mentioned one end of first connecting pipeline 8 is connected with the first triple valve 36, and the other end oozes the phase of pipeline 4 with
Even, above-mentioned one end of second connecting pipeline 9 is connected with the second triple valve 46, and the other end is connected with hypertonic pipeline 5.
Specifically, above-mentioned one end of first connecting pipeline 8 be connected on the first triple valve 36, the other end is connected into positioned at the one or four
To be oozed between port valve 2 and second pressure gauge 40 on pipeline 4, above-mentioned one end of second connecting pipeline 9 is connected with the second four-way valve 6,
The other end is connected on the hypertonic pipeline 5 between the first four-way valve 2 and the 3rd pressure gauge 50.
Specifically, the first connecting pipeline 8 and the second connecting pipeline 9 are used for the series connection for completing formation heterogeneity multiple permeable layer
Experiment.
Above-mentioned first connecting pipeline 8 is provided with the first check valve 80.
Above-mentioned second connecting pipeline 9 is provided with the second check valve 90.
Specifically, the above-mentioned check valve 90 of first check valve 80 and second be in order to prevent gas hypotonic pipeline 3, in ooze pipe
Channelling between line 4 and hypertonic pipeline 5.
In the present embodiment, the first confined pressure pump 11, the second core holding unit 42 are connected with above-mentioned first core holding unit 32
On be connected with the second confined pressure pump 11, be connected with measurements of the chest, waist and hips press pump 11 on the 3rd core holding unit 52.
In the present embodiment, low permeability cores are provided with above-mentioned first core holding unit 32, are set in the second core holding unit 42
Rock core is oozed in having, hypertonic rock core is provided with the 3rd core holding unit 52.
Specifically, low permeability cores permeability for [0.1,10) between, in ooze the permeability of rock core for [10,50), hypertonic rock
More than the permeability 50md of the heart, the unit of above-mentioned permeability is millidarcy.
In the present embodiment, above-mentioned gas cylinder 10 is high-pressure nitrogen bottle.
The specific experiment step of the experimental provision 100 for the anisotropism multilayer gas reservoir development that the present embodiment provides is as follows:
A, the experiment in parallel of anisotropism multilayer gas reservoir development, its experimental procedure are as follows:
1) each pressure gauge and flowmeter are corrected, and completely closes the first four-way valve 2, the second four-way valve 6, the first triple valve
36th, the second triple valve 46 and pressure-regulating valve 74;
2) under normal temperature condition, with stratum water saturation the low permeability cores of cleaning, drying, in ooze rock core and hypertonic rock core,
And by the low permeability cores after the water of saturation stratum, in ooze rock core and the first rock core that hypertonic rock core is respectively put on hypotonic pipeline 3 presss from both sides
Holder 32, in ooze in the 3rd core holding unit 52 on the second core holding unit 42 and hypertonic pipeline 5 on pipeline 4;
3) the first inlet 20, the first liquid outlet 22, the second liquid outlet 24 and the 3rd opened on the first four-way valve 2 go out liquid
Mouthfuls 26, the second inlet 60, the 3rd inlet 62, the 4th inlet 64 and the 4th liquid outlet 66 on the second four-way valve 6, first
The 5th inlet 360 and the 5th liquid outlet 362 on triple valve 36, the 6th inlet 460 and the 6th on the second triple valve 46
Liquid outlet 462;
4) using confined pressure pump 11 respectively to the first core holding unit 32, the second core holding unit 42 and the 3rd core holding unit
52 add confined pressure so that confined pressure is higher than the strata pressure 2-3MPa to be simulated;
5) gas cylinder 10 is opened so that the nitrogen in gas cylinder 10 after being pressurized the four-way valve 2 of pipeline 1 and first by dividing
Enter the first core holding unit 32 along hypotonic pipeline 3, do not ooze in pipeline 4 and enter the second core holding unit 42, along hypertonic pipeline 5
Into the 3rd core holding unit 52, build the pressure a period of time so that the pressure level-off of whole experimental provision and reach experiment institute
The strata pressure of simulation, i.e. first pressure table 30, second pressure gauge 40, the 3rd pressure gauge 50 are identical with the numerical value of the 4th pressure gauge 70
And be the value formation pressure of simulation needed for experiment, it is then shut off gas cylinder 10;
6) pressure-regulating valve 74 is opened so that the port of export of blowdown line 7 carries out exhaustion formula gas drive with the flow set and tested,
After the pressure value in experimental provision drops to the pressure of setting, experiment terminates, and closing presure regulating valve 74, unloads confined pressure, closes
First four-way valve 2, the second four-way valve 6, the first triple valve 36 and the second triple valve 46;
7) first flowmeter 34, second flowmeter 44, the numerical value of the 3rd flowmeter 54 are calculated respectively in the 4th flowmeter 72
Numerical value in shared percentage, analyze gas drive cumulative gas of the rock core of different permeabilities under identical experiment condition,
Relation between formation heterogeneity and gas drive recovery ratio is studied with this.
B, the series connection experiment of anisotropism multilayer gas reservoir development, the series connection experimental procedure and above-mentioned anisotropism multilayer gas reservoir
The experimental procedure in parallel difference of exploitation is above-mentioned experimental procedure 3) in each valve opening and closed mode it is different:In the series connection
In experiment, the first inlet 20 and the first liquid outlet 22 on above-mentioned first four-way valve 2 are opening, and the second liquid outlet 24
It is closed mode with the 3rd liquid outlet 26;The second inlet 60 and the 3rd inlet 62 on second four-way valve 6 are closed mode,
And the 4th inlet 64 and the 4th liquid outlet 66 are opening;The 5th upper inlet the 360, the 7th of first triple valve 36 goes out
Liquid mouth 364 is opening, and the 5th liquid outlet 362 is closed mode;The 6th inlet 460 on second triple valve 46,
Eight liquid outlets 464 are opening, and the 6th liquid outlet 462 is closed mode;Pressure-regulating valve 74 is closed mode;It is so high
Body of calming the anger will be passed sequentially through along supercharging pipeline 2 hypotonic pipeline 3, in ooze after pipeline 4, hypertonic pipeline 5 by the row of blowdown line 7
Remove, so as to form a series connection route, therefore can be used for the series connection experiment for completing anisotropism multilayer gas reservoir development.
The experimental provision of anisotropism multilayer gas reservoir development provided by the utility model has the beneficial effect that:The experimental provision
Ingenious in design, simple in construction, low cost, the series connection experiment of anisotropism multilayer gas reservoir development is can be not only used for, can also
For the parallel connection experiment of anisotropism multilayer gas reservoir development, and also it is fully able to meet gas by actual use, its experimental precision
Field Site Design demand, substantial amounts of manpower, financial resources and material resources are saved for gas field development, also carried out anisotropism for gas field scene
The experimental study on stratum is made that certain contribution.
It is described above, not make any formal limitation to the utility model, although the utility model is with preferably real
It is disclosed above to apply example, but is not limited to the utility model, any person skilled in the art, is not departing from this reality
With in new technique aspects, when the technology contents using the disclosure above make a little change or are modified to equivalent variations
Equivalent embodiment, as long as being the content without departing from technical solutions of the utility model, according to the technical essence of the utility model to
Any simple modification, equivalent change and modification that upper embodiment is made, in the range of still falling within technical solutions of the utility model.
Claims (5)
- A kind of 1. experimental provision of anisotropism multilayer gas reservoir development, it is characterised in that including supercharging pipeline, the first four-way valve, Hypotonic pipeline, in ooze pipeline, hypertonic pipeline, the second four-way valve and blowdown line, be pressurized pipeline and the first four-way valve be connected, first Be provided between four-way valve and the second four-way valve be connected in parallel hypotonic pipeline, in ooze pipeline and hypertonic pipeline, blowdown line and the Two four-way valves are connected;Gas cylinder is connected with the supercharging pipeline;The hypotonic pipeline is provided with first pressure table, the first core holding unit, first flowmeter and the first triple valve;Pipeline is oozed in described and is provided with second pressure gauge, the second core holding unit, second flowmeter and the second triple valve;The hypertonic pipeline is provided with the 3rd pressure gauge, the 3rd core holding unit and the 3rd flowmeter;The blowdown line is provided with the 4th pressure gauge, the 4th flowmeter and pressure-regulating valve, and in the port of export of blowdown line Provided with gas gauge.
- 2. the experimental provision of anisotropism multilayer gas reservoir development according to claim 1, it is characterised in that also including first Connecting pipeline and the second connecting pipeline, described first connecting pipeline one end are connected with the first triple valve, and the other end oozes pipeline with It is connected, described second connecting pipeline one end is connected with the second triple valve, and the other end is connected with hypertonic pipeline;First connecting pipeline is provided with the first check valve;Second connecting pipeline is provided with the second check valve.
- 3. the experimental provision of anisotropism multilayer gas reservoir development according to claim 1, it is characterised in that first rock The first confined pressure pump is connected with heart clamp holder, the second confined pressure pump is connected with the second core holding unit, is connected with the 3rd core holding unit Measurements of the chest, waist and hips press pump.
- 4. the experimental provision of anisotropism multilayer gas reservoir development according to claim 1, it is characterised in that first rock Low permeability cores are provided with heart clamp holder, rock core is oozed in being provided with the second core holding unit, is provided with the 3rd core holding unit hypertonic Rock core.
- 5. the experimental provision of anisotropism multilayer gas reservoir development according to claim 1, it is characterised in that the high pressure gas Bottle is high-pressure nitrogen bottle.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108918375A (en) * | 2018-05-15 | 2018-11-30 | 常州大学 | Consider the stacking rock core displacement test device and method of channelling |
CN109826621A (en) * | 2019-01-17 | 2019-05-31 | 西安科技大学 | A kind of coal bed gas commingling production air water two phase fluid flow experimental provision and test method |
CN114839347A (en) * | 2022-03-21 | 2022-08-02 | 中国石油大学(北京) | Asynchronous CO injection in different wells 2 Huff and puff experiment system and method |
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2017
- 2017-07-03 CN CN201720791169.2U patent/CN206818705U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108918375A (en) * | 2018-05-15 | 2018-11-30 | 常州大学 | Consider the stacking rock core displacement test device and method of channelling |
CN109826621A (en) * | 2019-01-17 | 2019-05-31 | 西安科技大学 | A kind of coal bed gas commingling production air water two phase fluid flow experimental provision and test method |
CN109826621B (en) * | 2019-01-17 | 2022-05-17 | 西安科技大学 | Coal bed gas multilayer combined gas-water two-phase seepage experimental device and test method |
CN114839347A (en) * | 2022-03-21 | 2022-08-02 | 中国石油大学(北京) | Asynchronous CO injection in different wells 2 Huff and puff experiment system and method |
CN114839347B (en) * | 2022-03-21 | 2023-08-15 | 中国石油大学(北京) | Asynchronous CO injection for different wells 2 Throughput experiment system and method |
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