CN108152330A - Measure experimental system and method that infiltration voltage influences shale - Google Patents
Measure experimental system and method that infiltration voltage influences shale Download PDFInfo
- Publication number
- CN108152330A CN108152330A CN201711123289.6A CN201711123289A CN108152330A CN 108152330 A CN108152330 A CN 108152330A CN 201711123289 A CN201711123289 A CN 201711123289A CN 108152330 A CN108152330 A CN 108152330A
- Authority
- CN
- China
- Prior art keywords
- chamber
- shale
- tube body
- electrode
- influenced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
Abstract
The invention discloses a kind of experimental systems and method for measuring infiltration voltage and being influenced on shale, are related to oil-gas field development technical field, and the experimental system that the measurement infiltration voltage influences shale includes：Core clamping device, the core clamping device includes tube body, the both ends of the tube body can be closed, the tube body interior energy loads shale core piece so as to be separated out first chamber and second chamber in the tube body, and the first inlet being connected with the first chamber and the second inlet being connected with the second chamber are provided on the tube body；Voltmeter, the voltmeter have first electrode and second electrode, and the first electrode can be arranged in the first chamber, and the second electrode can be arranged in second chamber.The application can experimental study salinity concentration difference lead to influence to shale core of influence and infiltration voltage to permeating voltage.
Description
Technical field
The present invention relates to oil-gas field development technical field, more particularly to a kind of experiment for measuring infiltration voltage and being influenced on shale
System and method.
Background technology
In recent years, the revolution of north America region shale gas flourishes, and while realizing american energy self-sufficiency, more changes generation
Boundary's energy pattern.The rise of shale gas revolution has benefited from the novel volume transform pattern of " horizontal well+staged fracturing ", however existing
But still suffer from that recovery ratio is low, successively decrease the technical barriers such as fast the stage.The discovery of domestic and foreign scholars' current research, Marcellus shale
Closing well drives a well again after 6 months after gas well hydraulic fracturing, the phenomenon that gas production is significantly increased, water yield is greatly decreased occurs.
Think, the dialyzing permeated under voltage is an important factor for this phenomenon is promoted to occur.
Under infiltration voltage effect, hydrone by semipermeable membrane from low mineralization field flow orientation high salinity region, with
Reach the rebalancing state of salinity.The generation of this phenomenon needs two conditions, when the presence of semipermeable membrane, second is that semi-transparent
Film both sides will have salinity concentration difference.On the one hand, nanometer pore throat character becomes possessed by shale reservoir under ground environment
Natural semipermeable membrane, on the other hand, the salinity of injection fracturing fluid is more much lower than formation water salinity in development process, this two
Person facilitates the generation of the dialyzing in shale reservoir.Semi-permeable membrane has selective dialyzing, i.e., only hydrone is allowed to lead to
It crosses, and mineral ion cannot pass through, this causes fluid to enter high salinity side from low mineralization side.In terms of theoretical research,
Scholar thinks fracturing fluid and the difference of formation water salinity concentration by calculating, and infiltration voltage difference can be caused to be up to
12.8MPa.In terms of laboratory, scholar mainly passes through the spontaneous imbibition experimental study shale reservoir of shale at this stage
Water absorbing capacity passes through core flooding experimental study shale core recovery ratio problem.
Invention content
In order to overcome the drawbacks described above of the prior art, the technical problem to be solved is that provide one kind for the embodiment of the present invention
Measure infiltration the voltage experimental system and method that are influenced on shale, can experimental study salinity concentration difference cause it is electric to infiltration
Influence of the influence and infiltration voltage of pressure to shale core.
The specific technical solution of the embodiment of the present invention is：
A kind of experimental system for measuring infiltration voltage and being influenced on shale, including：
Core clamping device, the core clamping device include tube body, and the both ends of the tube body can be closed, the pipe
Shale core piece can be loaded in vivo so as to be separated out first chamber and second chamber in the tube body, be provided on the tube body
The first inlet being connected with the first chamber and the second inlet being connected with the second chamber；
Voltmeter, the voltmeter have first electrode and second electrode, and the first electrode can be arranged on described first
In chamber, the second electrode can be arranged in second chamber.
In a preferred embodiment, further include can be to the tube body first end and second for the core clamping device
The first closeouts and the second closeouts being sealed are held, first closeouts can be adjusted along the axial movement of the tube body
The volume of the first chamber, second closeouts can adjust the body of the second chamber along the axial movement of the tube body
Product.
In a preferred embodiment, the fixing piece made of elastic material is provided on the inner wall of the tube body,
The fixing piece is used to that the shale core piece to be fixedly installed.
In a preferred embodiment, the first electrode and the second electrode are apart from the shale core piece
Distance is less than 0.5cm.
In a preferred embodiment, the junction of the fixing piece and the shale core piece uses polytetrafluoroethyl-ne
Alkene is closed.
In a preferred embodiment, it is used to inject high salinity liquid, second chamber in the first chamber
It is used to inject low mineralization liquid in room.
The experimental method of experimental system that a kind of measurement infiltration voltage using as described in any of the above-described influences shale, packet
Include following steps：
In the tube body that shale core piece is installed to the core clamping device, and make to be separated out the first chamber in the tube body
Room and second chamber；
The first electrode is inserted into the first chamber, the second electrode is inserted into the second chamber；
High salinity liquid is injected into the first chamber by first inlet, passes through second inlet
Low mineralization liquid is injected into the second chamber；
The pressure that the voltmeter is shown is recorded in real time.
In a preferred embodiment, the volume of the first chamber and second chamber is equal.
In a preferred embodiment, the volume of the low mineralization liquid injected in the second chamber and described the
The volume of high salinity liquid injected in one chamber is equal.
In a preferred embodiment, the experimental method that measuring infiltration voltage influences shale further includes：In step
Before recording the pressure that the voltmeter is shown in real time, the core clamping device is positioned in insulating box.
In a preferred embodiment, it is provided with the fixing piece made of elastic material on the inner wall of the tube body；
When shale core piece is installed in the tube body of the core clamping device, using polytetrafluoroethylene material by the shale core
It closes the junction of piece and fixing piece.
Technical scheme of the present invention has following notable advantageous effect：
Shale reservoir is influenced to probe into infiltration voltage, the experiment system that the measurement infiltration voltage in the application influences shale
System and method by two kinds of liquid of high salinity solution and low mineralization solution by being respectively placed in the shale core piece being disposed vertically
Both sides, be recorded in real time at meter by the membrane potential difference of gauge measurement both sides first chamber and second chamber, and by potential difference
In calculation machine, so as to semi-permeable membrane naturally occurring inside shale core piece, salinity concentration difference lead for permeate the influence of voltage with
And influence of the infiltration voltage to shale core.
With reference to following explanation and attached drawing, only certain exemplary embodiments of this invention is disclosed in detail, specifies the original of the present invention
Reason can be in a manner of adopted.It should be understood that embodiments of the present invention are not so limited in range.In appended power
In the range of the spirit and terms of profit requirement, embodiments of the present invention include many changes, modifications and are equal.For a kind of reality
The feature that the mode of applying is described and/or shown can be made in a manner of same or similar in one or more other embodiments
With, with the feature in other embodiment it is combined or substitute other embodiment in feature.
Description of the drawings
Attached drawing described here is only used for task of explanation, and is not intended to limit model disclosed by the invention in any way
It encloses.In addition, shape and proportional sizes of each component in figure etc. are only schematical, the understanding of the present invention is used to help, and
It is not the specific shape and proportional sizes for limiting each component of the present invention.Those skilled in the art under the teachings of the present invention, can
Implement the present invention to select various possible shapes and proportional sizes as the case may be.
Fig. 1 is that the system diagram of experimental system that infiltration voltage influences shale is measured in the embodiment of the present invention；
Fig. 2 is that the flow chart of experimental method that infiltration voltage influences shale is measured in the embodiment of the present invention.
The reference numeral of the figures above：
1st, the first closeouts；2nd, the first inlet；3rd, first chamber；4th, first electrode；5th, voltmeter；6th, shale core
Piece；7th, second electrode；8th, second chamber；9th, the second inlet；10th, the second closeouts；11st, computer.
Specific embodiment
With reference to the drawings and the description of the specific embodiments of the present invention, the details of the present invention can clearly be understood.But
It is the specific embodiment of invention described herein, is only used for explaining the purpose of the present invention, and cannot understands in any way
Into being limitation of the present invention.Under the teachings of the present invention, technical staff is contemplated that the arbitrary possible change based on the present invention
Shape, these are regarded as belonging to the scope of the present invention.It should be noted that when element is referred to as " being set to " another yuan
Part, it can be directly on another element or there may also be elements placed in the middle.When an element is considered as " connection "
Another element, it can be directly to another element or may be simultaneously present centering elements.Term " installation ",
" connected ", " connection " should be interpreted broadly, for example, it may be inside mechanical connection or electrical connection or two elements
Connection, can be directly connected, can also be indirectly connected by intermediary, for the ordinary skill in the art,
The concrete meaning of above-mentioned term can be understood as the case may be.Term as used herein " vertical ", " horizontal ",
For illustrative purposes only, it is unique embodiment to be not offered as " on ", " under ", "left", "right" and similar statement.
Unless otherwise defined, all of technologies and scientific terms used here by the article and belong to the technical field of the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term as used herein "and/or" includes one or more
The arbitrary and all combination of relevant Listed Items.
In order to experimental study salinity concentration difference cause to permeate voltage influence and infiltration voltage to shale rock
The influence of core, present applicant proposes a kind of experimental systems for measuring infiltration voltage and being influenced on shale, and Fig. 1 is in the embodiment of the present invention
The system diagram of experimental system that infiltration voltage influences shale is measured, as shown in Figure 1, what measurement infiltration voltage influenced shale
Experimental system can include：Core clamping device, core clamping device include tube body, and the both ends of tube body can be closed, tube body
Interior energy loads shale core piece 6 so as to be separated out first chamber 3 and second chamber 8 in tube body, is provided on tube body and first
The first inlet 2 that chamber 3 is connected and the second inlet 9 being connected with second chamber 8；Voltmeter 5, voltmeter 5 have
First electrode 4 and second electrode 7, first electrode 4 can be arranged in first chamber 3, and second electrode 7 can be arranged on second chamber 8
In.
As shown in Figure 1, core clamping device can include horizontally extending tube body, the both ends of tube body can be sealed
It closes.Specifically, core clamping device can also include the first closeouts 1 that can be sealed to tube body first end and second end
With the second closeouts 10, the first closeouts 1 can also adjust the volume of first chamber 3 along the axial movement of tube body, and second blocks
Part 10 can adjust the volume of second chamber 8 along the axial movement of tube body.First closeouts 1 and the second closeouts 10 can include
Valve, plug etc..
As shown in Figure 1, tube body interior energy loads shale core piece 6 so as to be separated out 3 and second chamber of first chamber in tube body
Room 8.Shale core piece 6 vertically sets that first chamber 3 and second chamber 8, the first chamber will be separated out in tube body
Room 3 and second chamber 8 are mutual indepedent.In order to be prevented between first chamber 3 and second chamber 8 not after the fixation of shale core piece 6
Mutual overflow occurs, the fixing piece made of elastic material is provided on the inner wall of tube body, fixing piece is used to that shale to be fixedly installed
The water preventing ability material of rubber etc may be used in core piece 6, elastic material.Fixing piece is annular in shape and with being caught in shale core piece
6 groove.The junction of fixing piece and shale core piece 6 can also be closed using polytetrafluoroethylene (PTFE), so as to further improve
Leakproofness of the shale core piece 6 between fixing piece.
As shown in Figure 1, the first inlet 2 being connected with first chamber 3 is provided on tube body and is connected with second chamber 8
The second logical inlet 9 can input high salinity liquid by the first inlet 2 into first chamber 3, pass through the second feed liquor
Mouth 9 can then input low mineralization liquid into second chamber 8.
When in first chamber 3 filled with high salinity liquid, when in second chamber 8 filled with low mineralization liquid, such as Fig. 1 institutes
Show, voltmeter 5 is used to measure the film potential of 6 both sides solution of shale core piece.Specifically, voltmeter 5 has 4 He of first electrode
Second electrode 7, first electrode 4 can be arranged in first chamber 3, and second electrode 7 can be arranged in second chamber 8.For the ease of
The film potential of 6 both sides solution of shale core piece is measured, the distance of first electrode 4 and second electrode 7 apart from shale core piece 6 is as possible
Less than 0.5cm, when the diameter of tube body is about 2.5cm or so, first electrode 4 and second electrode 7 can be with apart from the bottom of tube body
About 1cm or so.Since the membrane potential difference of 6 both sides solution of shale core piece is smaller, voltmeter 5 need to be the voltmeter of high-precision class
5.Meanwhile voltmeter 5 can be connected with computer 11, computer 11 is used to record the potential difference measured in real time, passes through potential difference
The film efficiency of shale core piece 6 when calculating different time, so as to analyze the film efficiency of shale core piece 6 and infiltration voltage pair
The influence of shale.
Measurement infiltration voltage in the application may comprise steps of the experimental method of experimental system that shale influences：
S101：In the tube body that shale core piece 6 is installed to core clamping device, and make to be separated out first chamber in tube body
3 and second chamber 8.
In this step, completion will be cut and the uniform shale core piece 6 of thin and thick is vertically arranged in the pipe of core clamping device
In the fixing piece of body, and the junction of shale core piece 6 and fixing piece is closed using polytetrafluoroethylene material, ensure shale rock
The first chamber 3 and second chamber 8 of 6 both sides of chip are mutually completely isolated.In order to shorten time of measuring, may be used in this application
Diameter about 2.5cm, the shale core piece 6 of thickness about 0.1cm to 0.2cm.The volume of first chamber 3 and second chamber 8 can phase
Deng, in this way, when input same volume liquid when, liquid can be identical with 6 contact area of shale core piece.
S102:First electrode 4 is inserted into first chamber 3, second electrode 7 is inserted into second chamber 8.
In this step, first electrode 4 is inserted perpendicularly into first chamber 3, second electrode 7 is inserted perpendicularly into second chamber
In 8, and first electrode 4 and second electrode 7 are less than or equal to 0.5cm, the first electricity with the distance of shale core piece 6 in the horizontal direction
Pole 4 is about 1cm apart from bottom, and second electrode 7 is about 1cm apart from bottom.
S103：High salinity liquid is injected into first chamber 3 by the first inlet 2, by the second inlet 9 to
Low mineralization liquid is injected in two chambers 8.
In this step, the first inlet 2 is opened, the high salinity liquid of 200mL is injected in first chamber 3；It opens
Second inlet 9 injects the low mineralization liquid of same volume in second chamber 8.It is then shut off the first inlet 2 and second
Inlet 9.
S104：The pressure that real-time recording voltmeter 5 is shown.
In this step, can pressure that directly real-time recording voltmeter 5 is shown, can also be by being connected with voltmeter 5
The pressure that the real-time recording manometer of computer connect is shown.In implementation process is tested, hydrone penetrates shale core by logical
Semi-permeable membrane inside piece 6 is entered one end of high salinity liquid by one end of low mineralization liquid, to reach salinity again
Equilibrium state, while can also increase the film potential of high salinity liquid one end, therefore, low mineralization liquid and high salinity liquid
Between membrane potential difference can change.
In a kind of feasible embodiment, before the pressure of real-time recording voltmeter 5 display, core can be clamped
Device is positioned in insulating box, and insulating box can be set in different temperature, is pushed so as to be recorded in real time at different temperatures
The pressure that power table is shown, and then study impact effect of the temperature to experimental system.
Shale reservoir is influenced to probe into infiltration voltage, the experiment system that the measurement infiltration voltage in the application influences shale
System and method by two kinds of liquid of high salinity solution and low mineralization solution by being respectively placed in the shale core piece 6 being disposed vertically
Both sides, by the membrane potential difference of gauge measurement both sides first chamber 3 and second chamber 8, and potential difference is recorded in real time at
In computer, the influence for permeating voltage is led so as to the naturally occurring semi-permeable membrane in 6 inside of shale core piece, salinity concentration difference
And influence of the infiltration voltage to shale core.
All articles and reference disclosed, including patent application and publication, for various purposes by quoting knot
Together in this.Identified element, ingredient, component or step and reality should be included by describing the term " substantially by ... form " of combination
Other elements, ingredient, component or the step of the basic novel feature of the combination are not influenced in matter.Using term "comprising" or
" comprising " describes the combination of element here, ingredient, component or step it is also contemplated that substantially by these elements, ingredient, component
Or the embodiment that step is formed.Here by using term " can with ", it is intended to it is described any to illustrate that " can with " includes
Attribute is all optional.Multiple element, ingredient, component or step can be carried by single integrated component, ingredient, component or step
For.Alternatively, single integrated component, ingredient, component or step can be divided into multiple element, ingredient, component or the step of separation
Suddenly.Open "a" or "an" for describing element, ingredient, component or step do not say in order to exclude other elements, into
Point, component or step.
Each embodiment in this specification is described by the way of progressive, the highlights of each of the examples are with
The difference of other embodiment, just to refer each other for identical similar part between each embodiment.Above-described embodiment is only
Illustrate the technical concepts and features of the present invention, its object is to allow person skilled in the art that can understand present disclosure
And implement according to this, it is not intended to limit the scope of the present invention.All equivalence changes made according to spirit of the invention
Or modification, it should be covered by the protection scope of the present invention.
Claims (11)
1. a kind of experimental system for measuring infiltration voltage and being influenced on shale, which is characterized in that including：
Core clamping device, the core clamping device include tube body, and the both ends of the tube body can be closed, in the tube body
Shale core piece can be loaded so as to be separated out first chamber and second chamber in the tube body, be provided on the tube body and institute
State the first inlet that first chamber is connected and the second inlet being connected with the second chamber；
Voltmeter, the voltmeter have first electrode and second electrode, and the first electrode can be arranged on the first chamber
In, the second electrode can be arranged in second chamber.
2. the experimental system according to claim 1 for measuring infiltration voltage and being influenced on shale, which is characterized in that the core
Clamping device further includes can be described to the first closeouts and the second closeouts that the tube body first end and second end is sealed
First closeouts can adjust the volume of the first chamber along the axial movement of the tube body, and second closeouts can be along institute
The axial movement of tube body is stated to adjust the volume of the second chamber.
3. the experimental system according to claim 1 for measuring infiltration voltage and being influenced on shale, which is characterized in that the tube body
Inner wall on be provided with the fixing piece made of elastic material, the fixing piece is for being fixedly installed the shale core piece.
4. the experimental system according to claim 1 for measuring infiltration voltage and being influenced on shale, which is characterized in that described first
The distance of electrode and the second electrode apart from the shale core piece is less than 0.5cm.
5. the experimental system according to claim 3 for measuring infiltration voltage and being influenced on shale, which is characterized in that the fixation
It is closed using polytetrafluoroethylene (PTFE) the junction of part and the shale core piece.
6. the experimental system according to claim 1 for measuring infiltration voltage and being influenced on shale, which is characterized in that described first
For injecting high salinity liquid in chamber, it is used to inject low mineralization liquid in the second chamber.
7. a kind of experimental method of experimental system influenced using infiltration voltage is measured as described in claim 1 on shale,
It is characterized by comprising the following steps：
In the tube body that shale core piece is installed to the core clamping device, and make to be separated out in the tube body first chamber and
Second chamber；
The first electrode is inserted into the first chamber, the second electrode is inserted into the second chamber；
High salinity liquid is injected into the first chamber by first inlet, by second inlet to institute
State injection low mineralization liquid in second chamber；
The pressure that the voltmeter is shown is recorded in real time.
8. the experimental method according to claim 7 for measuring infiltration voltage and being influenced on shale, which is characterized in that described first
The volume of chamber and second chamber is equal.
9. the experimental method according to claim 7 for measuring infiltration voltage and being influenced on shale, which is characterized in that described second
The volume of the low mineralization liquid injected in chamber is equal with the volume of high salinity liquid injected in the first chamber.
10. the experimental method according to claim 7 for measuring infiltration voltage and being influenced on shale, which is characterized in that further include：
Before the pressure for recording that the voltmeter is shown in real time in step, the core clamping device is positioned in insulating box.
11. the experimental method according to claim 7 for measuring infiltration voltage and being influenced on shale, which is characterized in that the pipe
The fixing piece made of elastic material is provided on the inner wall of body；Shale core piece is installed into the pipe into the core clamping device
When in body, the junction of the shale core piece and fixing piece is closed using polytetrafluoroethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123289.6A CN108152330A (en) | 2017-11-14 | 2017-11-14 | Measure experimental system and method that infiltration voltage influences shale |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711123289.6A CN108152330A (en) | 2017-11-14 | 2017-11-14 | Measure experimental system and method that infiltration voltage influences shale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108152330A true CN108152330A (en) | 2018-06-12 |
Family
ID=62468831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711123289.6A Pending CN108152330A (en) | 2017-11-14 | 2017-11-14 | Measure experimental system and method that infiltration voltage influences shale |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108152330A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979630A (en) * | 2018-07-27 | 2018-12-11 | 中国石油大学(北京) | Strain the fine and close oily imbibition experimental provision of chip pressure test |
| CN113218832A (en) * | 2020-02-04 | 2021-08-06 | 中国石油天然气股份有限公司 | Shale osmotic pressure simulation generation device, measurement experiment system and method |
| CN114002128A (en) * | 2021-11-15 | 2022-02-01 | 常州大学 | Experimental method for quickly optimizing mineralization degree of shale reservoir fracturing fluid |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736532Y (en) * | 2004-09-02 | 2005-10-26 | 湖北汉科新技术股份有限公司 | Shale membrane efficiency determining instrument |
| CN2927035Y (en) * | 2006-06-21 | 2007-07-25 | 西南石油大学 | Drilling-liquid semi-transparent film determiner |
| CN102645396A (en) * | 2012-05-11 | 2012-08-22 | 太原理工大学 | Test method for improving coal rock permeability and device thereof |
| US20140291025A1 (en) * | 2008-06-18 | 2014-10-02 | Board Of Regents, The University Of Texas System | Maintaining shale stability by pore plugging |
| CN104749238A (en) * | 2015-03-09 | 2015-07-01 | 中国农业科学院兰州畜牧与兽药研究所 | Method for determining instant ion film passing speed with electrode method and special testing device of method |
| CN106970000A (en) * | 2017-04-21 | 2017-07-21 | 西南石油大学 | Coal/shale extra-high absorption and Seepage Experiment evaluate shale gas adsorption method |
-
2017
- 2017-11-14 CN CN201711123289.6A patent/CN108152330A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2736532Y (en) * | 2004-09-02 | 2005-10-26 | 湖北汉科新技术股份有限公司 | Shale membrane efficiency determining instrument |
| CN2927035Y (en) * | 2006-06-21 | 2007-07-25 | 西南石油大学 | Drilling-liquid semi-transparent film determiner |
| US20140291025A1 (en) * | 2008-06-18 | 2014-10-02 | Board Of Regents, The University Of Texas System | Maintaining shale stability by pore plugging |
| CN102645396A (en) * | 2012-05-11 | 2012-08-22 | 太原理工大学 | Test method for improving coal rock permeability and device thereof |
| CN104749238A (en) * | 2015-03-09 | 2015-07-01 | 中国农业科学院兰州畜牧与兽药研究所 | Method for determining instant ion film passing speed with electrode method and special testing device of method |
| CN106970000A (en) * | 2017-04-21 | 2017-07-21 | 西南石油大学 | Coal/shale extra-high absorption and Seepage Experiment evaluate shale gas adsorption method |
Non-Patent Citations (1)
| Title |
|---|
| 吕开河 等: ""泥页岩膜效率测试装置及测试技术研究"", 《石油机械》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108979630A (en) * | 2018-07-27 | 2018-12-11 | 中国石油大学(北京) | Strain the fine and close oily imbibition experimental provision of chip pressure test |
| CN108979630B (en) * | 2018-07-27 | 2020-07-24 | 中国石油大学(北京) | Strain gauge type pressure test tight oil seepage and suction experimental device |
| CN113218832A (en) * | 2020-02-04 | 2021-08-06 | 中国石油天然气股份有限公司 | Shale osmotic pressure simulation generation device, measurement experiment system and method |
| CN114002128A (en) * | 2021-11-15 | 2022-02-01 | 常州大学 | Experimental method for quickly optimizing mineralization degree of shale reservoir fracturing fluid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105114062A (en) | Testing device for simulating permeability rule of low-permeability horizontal well and testing method | |
| CN103674799B (en) | The device and method of a kind of mensurated gas composition axial diffusion coefficient in porous medium | |
| CN108152330A (en) | Measure experimental system and method that infiltration voltage influences shale | |
| CN104297126B (en) | low permeability reservoir gas seepage starting pressure gradient measuring device and measuring method | |
| CN106370582A (en) | Fractured extra-low-permeability reservoir dynamic imbibition stimulation experiment device and application thereof | |
| CN108362614A (en) | The device and method of diffusion coefficient during measurement shale oil CO_2 stimulation | |
| CN106246170B (en) | Five core translocation physical simulating devices and flow net model method | |
| CN106814011A (en) | It is a kind of to determine the device and method that foam generates boundary in porous media | |
| CN205643096U (en) | Test rock core relative permeability's equipment | |
| CN106198932B (en) | The experimental provision and method of water lithofacies interaction in a kind of simulation rock crack | |
| CN101845946A (en) | Method for simulating polymer solution shear and special equipment thereof | |
| CN202814845U (en) | Computed tomography (CT) scan-based three-phase relative permeability test system | |
| CN206583769U (en) | Shale permeability test device based on fluid pressure pulse under a kind of ul-trasonic irradiation | |
| CN103558137A (en) | Device for measuring gas-water two-phase relative permeability of porous medium | |
| CN103048261A (en) | Device and method for researching rock physical property parameter change under action of acid fluid | |
| CN108414385A (en) | Evaluate the device and method of shale oil CO_2 stimulation recovery ratio | |
| CN109238938B (en) | Stress sensitive experimental provision and its method under triaxial state of stress | |
| CN203769767U (en) | Horizontal-well physical simulation experiment device | |
| CN109538176B (en) | Nitrogen composite huff and puff physical simulation experiment device and method for low-permeability reservoir | |
| CN207248869U (en) | A kind of compact rock core vacuumizes saturation device | |
| CN110006788B (en) | Device and method for measuring spreadability of water shutoff agent at porous medium air-water interface | |
| CN106769684A (en) | Shale gas diffusivity test system | |
| CN203101377U (en) | High-pressure resistant three-dimensional experimental facility for physical simulation gas reservoir development | |
| CN206617160U (en) | It is a kind of to bleed off pressure the lower experimental provision for determining recovery ratio of production for simulation water horizontal well | |
| CN109580448A (en) | Starting Pressure Gradient in Low Permeability Reservoir test device and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180612 |