CN206038586U - Physical simulation experiment device is invaded to gas reservoir water - Google Patents
Physical simulation experiment device is invaded to gas reservoir water Download PDFInfo
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- CN206038586U CN206038586U CN201620829451.0U CN201620829451U CN206038586U CN 206038586 U CN206038586 U CN 206038586U CN 201620829451 U CN201620829451 U CN 201620829451U CN 206038586 U CN206038586 U CN 206038586U
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- simulation experiment
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- reservoir water
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Abstract
The utility model provides a physical simulation experiment device is invaded to gas reservoir water relates to construction of natural gas fields technique. Physical simulation experiment device is invaded to gas reservoir water includes: porous medium model, porous medium model have entry and export, the headtotail is adopted with notes to the entry, annotates the system of adopting and includes: air feed container and fluidsupply container, all be equipped with first valve between air feed container and fluidsupply container and the entry, be connected with first manometer between air feed container and the porous medium model, the export is connected with the receiving flask, is equipped with the second valve between export and the receiving flask, be equipped with a plurality of probes in the porous medium model, the probe is used for surveying resistivity, the probe is connected with the data acquisition device. Through a plurality of probes in the porous medium model, the fluidic resistivity of different positions in the detection porous medium model to obtain the fluidic saturation of different positions in the porous medium model, obtain the quantitative distribution law of gaseous saturation with liquid in the porous medium model, provide reliable foundation for the development of the natural gas.
Description
Technical field
This utility model is related to construction of natural gas fields technical field, more particularly to a kind of gas reservoir water enchroachment (invasion) physical simulation experiment dress
Put.
Background technology
Gas reservoir is a huge said three-dimensional body, and the porosity type from microcosmic gas reservoir is changeable, comprising intracrystalline pore, intergranular
The combination of the polytypes such as hole, dissolution pore, solution cavity, crack and its complexity.During gas reservoir development, the Bian Shui adjacent with gas-bearing formation, bottom
Water can invade gas drive in different forms, gas drive is split and encirclement gas, causes the recovery ratio of natural gas to decline.Therefore,
The unreasonable intrusion of preventing and treating edge-bottom water, is the key factor of gas field development index.Need to study the rule of water enchroachment (invasion) for this, so as to for adopting
Take necessary measure and basis is provided.
In order to study the process and rule of water enchroachment (invasion), need development physical simulation experiment indoor in experiment, i.e., it is scaled
The size of gas reservoir, carries out physical simulation experiment.At present, existing microphysics simulation experiment, is only capable of obtaining law of regularity, it is impossible to
Gas and water are differentiated preferably.
Utility model content
For drawbacks described above of the prior art, this utility model provides a kind of gas reservoir water enchroachment (invasion) physical simulation experiment device,
The distribution of gas and liquid in porous materials models be can preferably tell, gas and liquid in porous materials models obtained
Saturation quantitative distribution rule, the exploitation for natural gas provide reliable foundation.
It is of the present utility model that a kind of gas reservoir water enchroachment (invasion) physical simulation experiment device is provided, including：Porous materials models, the hole
Gap dielectric model has entrance and exit；The entrance is connected with injection and extraction system, and the injection and extraction system includes：Gas supply container and confession
Liquid container；Be equipped with the first valve between the gas supply container and fluidsupply container and the entrance, the gas supply container with it is described
First pressure table is connected between porous materials models；The outlet is connected with receiving flask, it is described outlet and the receiving flask it
Between be provided with the second valve；Multiple probes are provided with the porous materials models, and the probe is used for detecting resistivity；The probe
It is connected with data acquisition unit.
Further, the probe is evenly distributed in the porous materials models；The probe by cable with it is described
Data acquisition unit connects.
Further, the injection and extraction system also includes：High-pressure pump, the high-pressure pump respectively with the gas supply container and feed flow
Container connects.
Further, the 3rd valve is equipped between the high-pressure pump and the gas supply container and fluidsupply container.
Further, second pressure table is connected between the fluidsupply container and the porous materials models.
Further, the 3rd pressure gauge is connected between the outlet and receiving flask.
Further, the receiving flask is connected with gasometer.
Further, the porous materials models, gas supply container, fluidsupply container and receiving flask are arranged in calorstat.
Further, the calorstat is provided with temperature sensor.
This utility model provide porous materials models, by the porous materials models in multiple described probe, visit
The resistivity of fluid in the porous materials models is surveyed, described in obtaining according to the resistivity of fluid in the porous materials models
The saturation of fluid in porous materials models, can preferably tell the distribution of gas and liquid in the porous materials models,
The saturation quantitative distribution rule of gas and liquid in the porous materials models is obtained, the exploitation for natural gas is provided reliably
Foundation.
Description of the drawings
Structural representations of the Fig. 1 for one embodiment of this utility model gas reservoir water enchroachment (invasion) physical simulation experiment device；
Structural representations of the Fig. 2 for another embodiment of this utility model gas reservoir water enchroachment (invasion) physical simulation experiment device.
Wherein, 1- porous materials models；2- probes；3- cables；4- data acquisition units；5- gas supply containers；6- feed flows hold
Device；7- high-pressure pumps；The first valves of 8-；9- first pressure tables；10- receiving flasks；11- gasometers；12- calorstats；13- temperature sensing
Device；The second valves of 14-；15- second pressure tables；The 3rd valves of 16-；The 3rd pressure gauges of 17-.
Specific embodiment
It is for making purpose, technical scheme and the advantage of this utility model embodiment clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described to the technical scheme in this utility model embodiment, it is clear that retouched
The embodiment stated is a part of embodiment of this utility model, rather than the embodiment of whole.
Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.In the case where not conflicting, following enforcement
Feature in example and embodiment can be mutually combined.
Wherein, " on ", the term of D score etc., be for describing each structure relative position relation in the accompanying drawings, only
It is easy to what is described to understand, and is not used to limit the enforceable scope of this utility model, its relativeness is altered or modified, in nothing
Under essence change technology contents, when being also considered as the enforceable category of this utility model.
It should be noted that in description of the present utility model, it is different that term " first ", " second " are only used for convenient description
Part, and it is not intended that indicating or implying ordering relation, relative importance or implicit indicate indicated technical characteristic
Quantity.Thus, define " first ", at least one this feature can be expressed or be implicitly included to the feature of " second ".
Structural representations of the Fig. 1 for one embodiment of this utility model gas reservoir water enchroachment (invasion) physical simulation experiment device.
Please join Fig. 1, the present embodiment provides a kind of gas reservoir water enchroachment (invasion) physical simulation experiment device, including：Porous materials models 1,
Porous materials models 1 have entrance and exit；Entrance is connected with injection and extraction system, and injection and extraction system includes：Gas supply container 5 and feed flow hold
Device 6；Be equipped with the first valve 8 between gas supply container 5 and fluidsupply container 6 and entrance, gas supply container 5 and porous materials models 1 it
Between be connected with first pressure table 9；Outlet is connected with receiving flask 10, is provided with the second valve 14 between outlet and receiving flask 10；Hole
Multiple probes 2 are provided with dielectric model 1, and probe 2 is used for detecting resistivity；Probe 2 is connected with data acquisition unit 4.
Porous materials models 1 can be natural core porous materials models 1 or artificial rock core porous materials models 1；Its
In, artificial rock core porous materials models 1 are that manual simulation natural core production are obtained, for example：Artificial rock core pore media
Model 1 can include：Quartz sand or body made by glass bead plastic bonding, have many simulation natural cores on body
Hole, can be bonded with seal, to avoid intrinsic gas or liquid leakage, so as to more smart on the peripheral sidewall of body
True simulation natural core；Seal can be made up of glass or resin.
Gas in gas supply container 5 can be dry air, nitrogen etc., in the present embodiment, it is preferred that in gas supply container 5
Gas is natural gas, and the liquid in fluidsupply container 6 is stratum water, more accurately to simulate gas reservoir condition.8 points of two the first valves
The connection between gas supply container 5, fluidsupply container 6 and entrance Yong Yu not be opened or closed.Second valve 14 is used for beating on or off
The connection closed between outlet and receiving flask 10.
Probe 2 can be distributed in the outer surface of porous materials models 1 or be plugged in the hole of porous materials models 1,
To detect the saturation of porous materials models 1.Specifically, as the resistivity of liquids and gases has difference, especially in hole
In gap medium, when water content is different, the resistivity for measuring is also different, therefore, it can by detecting fluid in porous materials models 1
Resistivity obtain 1 internal flow saturation infromation of porous materials models.
The gas reservoir water enchroachment (invasion) physical simulation experiment device provided using the present embodiment, carries out flowing in porous media under the conditions of gas reservoir
During body saturation dynamic instrumentation, can carry out as steps described below：
The 1st, probe 2 is fixed on the inside or surface of gas reservoir porous materials models 1；
2nd, the first valve 8 between gas supply container 5 and the entrance of porous materials models 1 is opened, in porous materials models 1
Injection natural gas, makes, full of natural gas in hole, to simulate original gas reservoir condition；
3rd, when the pressure value of first pressure table 9 reaches preset pressure value, gas supply container 5 is closed with porous materials models 1
The first valve 8 between entrance, disconnects the connection between gas supply container 5 and porous materials models 1；
4th, open the second valve 14 and start gas production, then turn between the entrance of fluidsupply container 6 and porous materials models 1
First valve 8, injects liquid into porous materials models 1, simulates water enchroachment (invasion) process, until when there is liquid in receiving flask 10, stopping
Only liquid is injected to porous materials models 1；
5th, the resistivity of 4 acquisition probe 2 of data acquisition unit.
The present embodiment provide porous materials models 1, by porous materials models 1 in multiple probes 2, detection hole be situated between
The resistivity of fluid in matter model 1, is obtained in porous materials models 1 with the resistivity according to fluid in porous materials models 1 and is flowed
The saturation of body, can preferably tell the distribution of gas and liquid in porous materials models 1, obtain in porous materials models 1
The saturation quantitative distribution rule of gas and liquid, the exploitation for natural gas provide reliable foundation.
Further, probe 2 is evenly distributed in porous materials models 1；Probe 2 is by cable 3 and data acquisition unit 4
Connection.
It is preferred that half of the depth of the insertion porous materials models 1 of probe 2 for 1 thickness of porous materials models, and probe 2
It is evenly distributed in matrix in porous materials models 1.Data acquisition unit 4 can be computer, based on data acquisition unit 4
Inspection function, the resistivity of sequentially determining each probe 2, and then obtain the saturation of multiple positions in porous materials models 1.
Data acquisition unit 4 can be to be detected according to probe 2 resistivity, according in resistivity and porous materials models 1
Relation between fluid saturation, carries out the inverting and reconstruction of fluid saturation in porous materials models 1, to obtain pore media
Fluid saturation dynamic change in model 1；Wherein it is possible to pass through calibration experiment, determine resistance parameter with stream in porous media
Relation between body saturation parameters；Wave theory and image processing method can be utilized to carry out fluid in porous materials models 1
The Inversion Calculation machine of saturation parameters is drawn.
It is understood that inversion method includes but is not limited to transform reconstruction method and technology method of development isoinversion method,
Algorithm for reconstructing includes but is not limited to the algorithm for reconstructing such as ray tracing, iterative approximation.
Structural representations of the Fig. 2 for another embodiment of this utility model gas reservoir water enchroachment (invasion) physical simulation experiment device；Refer to
Fig. 2, further, injection and extraction system also includes：High-pressure pump 7, high-pressure pump 7 are connected with gas supply container 5 and fluidsupply container 6 respectively；It is high
The 3rd valve 16 is equipped between press pump 7 and gas supply container 5 and fluidsupply container 6.
Wherein, high-pressure pump 7 is for the gas boosting in gas supply container 5, to the liquid supercharging in fluidsupply container 6；Two
3rd valve 16 is respectively used to the connection opened or close between gas supply container 5 and fluidsupply container 6 and high-pressure pump 7.
Further, second pressure table 15 is connected between fluidsupply container 6 and porous materials models 1, to observe liquid pressure
Power.
Further, the 3rd pressure gauge 17 is connected between outlet and receiving flask 10, with the pressure according to the 3rd pressure gauge 17
Force value controls the unlatching of the 3rd valve 16, for example：When pressure value is higher, the 3rd valve 16 is gently opened.
Further, receiving flask 10 is connected with gasometer 11, to obtain the production efficiency of gas by gasometer 11.
Further, porous materials models 1, gas supply container 5, fluidsupply container 6 and receiving flask 10 are arranged at calorstat 12
It is interior, so that the experimental temperature of porous materials models 1 is constant.Calorstat 12 is provided with temperature sensor 13, with real-time monitoring constant temperature
The temperature of case 12.
The gas reservoir water enchroachment (invasion) physical simulation experiment device provided using the present embodiment, carries out flowing in porous media under the conditions of gas reservoir
During body saturation dynamic instrumentation, can carry out as steps described below：
The 1st, probe 2 is fixed on the inside or surface of gas reservoir porous materials models 1；
2nd, the 3rd valve 16 between high-pressure pump 7 and gas supply container 5 is opened, gas supply container 5 and porous materials models 1 are opened
Entrance between the first valve 8, inject natural gas in porous materials models 1, make, full of natural gas in hole, to simulate gas reservoir
Condition；
3rd, the first valve 8 closed between gas supply container 5 and the entrance of porous materials models 1, makes gas supply container 5 and hole
Connection between dielectric model 1 disconnects, and the 3rd valve 16 closed between high-pressure pump 7 and gas supply container 5；
4th, the second valve 14, the production efficiency of 11 detected gas of gasometer are opened；Open high-pressure pump 7 and fluidsupply container 6 it
Between the 3rd valve 16, open the first valve 8 between fluidsupply container 6 and the entrance of porous materials models 1, to pore media mould
Injection liquid in type 1, simulates water enchroachment (invasion) process；
5th, the resistivity of 4 acquisition probe 2 of data acquisition unit；
6th, resistivity of the data acquisition unit 4 according to probe 2, calculates the saturation of 2 detecting location of probe, so as to draw certain
The saturation field of one moment porous materials models 1.
Finally it should be noted that：Various embodiments above is only illustrating the technical solution of the utility model, rather than which is limited
System；Although being described in detail to this utility model with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：Which still can be modified to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from this practicality new
The scope of each embodiment technical scheme of type.
Claims (9)
1. a kind of gas reservoir water enchroachment (invasion) physical simulation experiment device, it is characterised in that include：Porous materials models, the pore media
Model has entrance and exit；The entrance is connected with injection and extraction system, and the injection and extraction system includes：Gas supply container and feed flow hold
Device；The first valve, the gas supply container and the hole is equipped between the gas supply container and fluidsupply container and the entrance
First pressure table is connected between dielectric model；The outlet is connected with receiving flask, is set between the outlet and the receiving flask
There is the second valve；
Multiple probes are provided with the porous materials models, and the probe is used for detecting resistivity；The probe and data acquisition
Device connects.
2. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the probe is uniformly distributed
In the porous materials models；The probe is connected with the data acquisition unit by cable.
3. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the injection and extraction system is also wrapped
Include：High-pressure pump, the high-pressure pump are connected with the gas supply container and fluidsupply container respectively.
4. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 3, it is characterised in that the high-pressure pump with it is described
The 3rd valve is equipped between gas supply container and fluidsupply container.
5. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the fluidsupply container and institute
State.
6. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the outlet and receiving flask
Between be connected with the 3rd pressure gauge.
7. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the receiving flask and tolerance
Meter connection.
8. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 1, it is characterised in that the pore media mould
Type, gas supply container, fluidsupply container and receiving flask are arranged in calorstat.
9. gas reservoir water enchroachment (invasion) physical simulation experiment device according to claim 8, it is characterised in that the calorstat is provided with
Temperature sensor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620829451.0U CN206038586U (en) | 2016-08-02 | 2016-08-02 | Physical simulation experiment device is invaded to gas reservoir water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620829451.0U CN206038586U (en) | 2016-08-02 | 2016-08-02 | Physical simulation experiment device is invaded to gas reservoir water |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676086A (en) * | 2017-10-27 | 2018-02-09 | 中国石油天然气股份有限公司 | A kind of method of discrimination and its device in scattered edge-bottom water type gas reservoir water enchroachment (invasion) stage |
| CN109519156A (en) * | 2018-11-01 | 2019-03-26 | 中海石油(中国)有限公司上海分公司 | A kind of side water sand rock gas reservoir water drive section model Seepage Experiment method |
| CN110068592A (en) * | 2019-05-06 | 2019-07-30 | 中国石油大学(北京) | Oil gas water transported simulation device and method |
| CN111119876A (en) * | 2019-12-30 | 2020-05-08 | 中国地质大学（武汉） | Experimental device for simulating collapse and accumulation reservoir body edge bottom water-driven oil extraction |
| CN112816394A (en) * | 2021-03-15 | 2021-05-18 | 西南石油大学 | Oil-gas-water three-phase saturation testing device and method for high-temperature high-pressure flat plate model |
| CN113607778A (en) * | 2021-06-18 | 2021-11-05 | 长江大学 | Experimental device and method for simulating pressure-resistant visualization of gas reservoir |
-
2016
- 2016-08-02 CN CN201620829451.0U patent/CN206038586U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676086A (en) * | 2017-10-27 | 2018-02-09 | 中国石油天然气股份有限公司 | A kind of method of discrimination and its device in scattered edge-bottom water type gas reservoir water enchroachment (invasion) stage |
| CN107676086B (en) * | 2017-10-27 | 2020-10-09 | 中国石油天然气股份有限公司 | Method and device for distinguishing water invasion stage of dispersed edge-bottom water type gas reservoir |
| CN109519156A (en) * | 2018-11-01 | 2019-03-26 | 中海石油(中国)有限公司上海分公司 | A kind of side water sand rock gas reservoir water drive section model Seepage Experiment method |
| CN109519156B (en) * | 2018-11-01 | 2020-10-02 | 中海石油(中国)有限公司上海分公司 | Seepage experiment method for side water sandstone gas reservoir water drive profile model |
| CN110068592A (en) * | 2019-05-06 | 2019-07-30 | 中国石油大学(北京) | Oil gas water transported simulation device and method |
| CN111119876A (en) * | 2019-12-30 | 2020-05-08 | 中国地质大学（武汉） | Experimental device for simulating collapse and accumulation reservoir body edge bottom water-driven oil extraction |
| CN111119876B (en) * | 2019-12-30 | 2021-05-28 | 中国地质大学（武汉） | Experimental device for simulating collapse and accumulation reservoir body edge bottom water-driven oil extraction |
| CN112816394A (en) * | 2021-03-15 | 2021-05-18 | 西南石油大学 | Oil-gas-water three-phase saturation testing device and method for high-temperature high-pressure flat plate model |
| CN112816394B (en) * | 2021-03-15 | 2024-03-26 | 西南石油大学 | Device and method for testing oil-gas-water three-phase saturation of high-temperature high-pressure flat model |
| CN113607778A (en) * | 2021-06-18 | 2021-11-05 | 长江大学 | Experimental device and method for simulating pressure-resistant visualization of gas reservoir |
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