CN108535164A - A kind of high efficiency rock core-flowage device - Google Patents
A kind of high efficiency rock core-flowage device Download PDFInfo
- Publication number
- CN108535164A CN108535164A CN201810569696.8A CN201810569696A CN108535164A CN 108535164 A CN108535164 A CN 108535164A CN 201810569696 A CN201810569696 A CN 201810569696A CN 108535164 A CN108535164 A CN 108535164A
- Authority
- CN
- China
- Prior art keywords
- plug
- rock core
- outer barrels
- flowage
- high efficiency
- 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.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/0846—Investigating permeability, pore-volume, or surface area of porous materials by use of radiation, e.g. transmitted or reflected light
Abstract
The invention discloses a kind of high efficiency rock core-flowage devices, including rock core fastener, visualization liquid trap and high-speed camera, rock core fastener includes 1# outer barrels, 2# outer barrels, 3# outer barrels, left locating rod, left plug, left locating piece, right plug, sealing ring, rubber, the both ends of rubber are inserted by left plug and right plug fix respectively, it is cased with left locating piece on the outside of left plug, sealing ring is equipped on the outside of right plug, it is close to 2# outer barrels in the outside of sealing ring and left locating piece, the 2# outer barrels left side is 1# outer barrels, and the right is 3# outer barrels；1# outer barrel left ends are equipped with perforative aperture, left locating rod passes through hole aperture and navigates to the end face of left plug, and left plug is equipped with fluid inlet, and right plug is equipped with fluid outlet, visualization liquid trap is equipped with below the end of fluid outlet, the front for visualizing liquid trap is equipped with high-speed camera.The present invention is improved by the structure to rock core fastener, and can observe the device of fluid situations in outlet end setting, realizes flow conductivity test.
Description
Technical field
The present invention relates to oil-gas field development technical field, specifically a kind of laboratory that is applied to is to reservoir rock and drilling fluid
With the high efficiency rock core-flowage device that physical property variation occurs after the contacts such as completion fluid.
Background technology
In oil drilling and development process, the process fluids such as drilling fluid, fracturing fluid and workover fluid are easy intrusively
In layer, reservoir penetrating power is caused to change, eventually leads to the change of oil gas well capacity.Therefore, make in drilling well, pressure break and well workover
Should process fluid be subjected to system evaluation to the influence degree of reservoir permeability energy before industry.And it is this evaluation oil reservoir be located at it is thousands of
In the case of rice depths, it is impossible to complete on the spot, it is necessary to simulated experiment is carried out on ground, to understand process fluid under formation condition
It is contacted with reservoir, inside process fluid diafiltration to reservoir and situations such as being drained through journey is returned in production, and then by being permeated before and after operation
The variation of performance, evaluating operation fluid are that oilfield drilling, well workover and pressure break etc. are raw to the influence degree of core permeance property
Production operation provides certain experimental basis.Though having the simulated experiment instrument of this respect and easy to operate, the artificial throwing of needs at present
Enter too much, 4 hours even more time an of people can be spent by doing the flowing experiment of one piece of core, and when the period overwhelming majority
Between for recording elution volume and time, it is simple and uninteresting, oneself valuable scientific research is wasted for numerous researchers
Time, and this simple and uninteresting record work can be substituted completely by other machines, be saved more for scientific research personnel
Time.
There are also the flow conductivity instrument of included monitoring fluid flow, but purchase these instruments and generally require input largely
Funds, and traditional rock core fastener, are not provided with special flow conductivity instrument, need to be seen by other means in outside
It surveys, therefore, it is necessary to a kind of equipment disclosure satisfy that observation requirements.
Invention content
In view of the above-mentioned problems, the present invention provides a kind of high efficiency rock core-flowage device, pass through the structure to rock core fastener
Some improvement are carried out, while the device of fluid situations can be observed in outlet end setting, to realize the test of flow conductivity.
The technical scheme is that：
A kind of high efficiency rock core-flowage device, including rock core fastener, visualization liquid trap and high-speed camera, core folder
Holder includes 1# outer barrels, 2# outer barrels, 3# outer barrels, left locating rod, left plug, left locating piece, right plug, sealing ring, rubber, rubber
Both ends be inserted into fix by left plug and right plug respectively, left locating piece is cased on the outside of left plug, sealing is equipped on the outside of right plug
The outside of circle, sealing ring and left locating piece is close to 2# outer barrels, and the 2# outer barrels left side is 1# outer barrels, and the right is 3# outer barrels；1# outer barrels
Left end is equipped with perforative aperture, and left locating rod passes through hole aperture and navigates to the end face of left plug, and left plug enters equipped with fluid
Mouthful, right plug is equipped with fluid outlet, and visualization liquid trap is equipped with below the end of fluid outlet, visualizes the front of liquid trap
Equipped with high-speed camera.
Further, the fluid inlet on left plug is fold-line-shaped, and the pipeline of arrival end vertically downward reaches left plug
90 degree are bent behind middle part, and the right end of left plug is extended to along the center of left plug.
Further, it is set on left plug there are one fluid inlet, sets that there are two fluid outlets on right plug.
Further, be between 1# outer barrels and 2# outer barrels by be set to 1# outer barrel right ends step connect, this step to
Inner wall is equipped with one section of extension.
Further, left locating piece is equipped with the step to match with the steps of 1# outer barrel right ends, and with 1# outer barrel right ends
Step is close to fix.
Further, the glass container that the visualization liquid trap is square, is equipped with multiple scales above.Convenient for high speed
Video camera can directly read the numerical value in glass container at this time.
The beneficial effects of the invention are as follows：
Observation device is arranged by the improvement to rock core fastener structure, and in outlet end in the present invention, can be with high efficiency
Carry out rock core-flowage experiment, provide strong experimental basis for production operations such as oilfield drilling, well workover and pressure breaks, and
It makes a search saving more times for scientific research personnel.
Description of the drawings
Fig. 1 is the structural schematic diagram of the rock core-flowage unit of the present invention；
Fig. 2 is the overall structure diagram of the present invention.
Reference numeral：
1 it is 1# outer barrels, 2 be left locating piece, 3 be confining pressure pressurization mouth, 4 be 2# outer barrels, 5 be 3# outer barrels, 6 is fluid outlet, 7
It is sealing ring, 8 be core, 9 be left plug, 10 be fluid inlet, 11 be left locating rod, 11 be visualization liquid trap, 12 is high
Fast video camera.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples.
As shown in Figs. 1-2, a kind of high efficiency rock core-flowage device, including rock core fastener, visualization liquid trap 11 and height
Fast video camera 12,8 clamper of core include 1# outer barrels 1,2# outer barrels 4,3# outer barrels 5, left locating rod 11, left plug 9, left locating piece
2, core 8 is placed in right plug, sealing ring 7, rubber, rubber inside, and the both ends of rubber are inserted into admittedly by left plug 9 and right plug respectively
Fixed, 9 outside of left plug is cased with left locating piece 2, is equipped with sealing ring 7 on the outside of right plug, the outside of sealing ring 7 and left locating piece 2 with
2# outer barrels 4 are close to, and 2# outer barrels 4 are close to be equipped with confining pressure pressurization mouth 3 in the middle part of side, and 4 left side of 2# outer barrels is 1# outer barrels 1, and the right is 3#
Outer barrel 5 is connected by being set to the step of 1 right end of 1# outer barrels between 1# outer barrels 1 and 2# outer barrels 4, this step inward wall is equipped with
One section of extension；1 left end of 1# outer barrels is equipped with perforative aperture, and left locating rod 11 passes through hole aperture and navigates to the end face of left plug 9,
Left plug 9 is equipped with fluid inlet 10, and right plug is equipped with fluid outlet 6, visualization collection is equipped with below the end of fluid outlet 6
The front of liquid device 11, visualization liquid trap 11 is equipped with high-speed camera 12.
Fluid inlet 10 on left plug 9 is fold-line-shaped, and the pipeline of arrival end vertically downward reaches 9 middle part of left plug
Bend 90 degree afterwards, and extend to along the center of left plug 9 right end of left plug 9, set on left plug 9 there are one fluid inlet
10, set that there are two fluid outlets 6 on right plug；Left locating piece 2 is equipped with the step to match with the step of 1 right end of 1# outer barrels, and
It is close to fix with the step of 1 right end of 1# outer barrels.
The glass container that the visualization liquid trap 11 is square, is equipped with multiple scales above.Convenient for high-speed camera
12 can directly read the numerical value in glass container at this time.High-speed camera 12 can install an electronic adjusting in lower section
Height devices can keep horizontal with the bottom surface of the liquid in glass container, avoid generating error when reading scale.
Rock core fastener must keep horizontal, and the height of rock core fastener must be over opening for visualization liquid trap 11
Mouthful.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solution of the present invention, according to the technical essence of the invention
To any simple modification, equivalent change and modification made by above example, in the range of still falling within technical solution of the present invention.
Claims (6)
1. a kind of high efficiency rock core-flowage device, which is characterized in that including rock core fastener, visualization liquid trap and high-speed camera
Machine, rock core fastener include 1# outer barrels, 2# outer barrels, 3# outer barrels, left locating rod, left plug, left locating piece, right plug, sealing ring,
Rubber, the both ends of rubber are inserted by left plug and right plug respectively to be fixed, and left locating piece, right plug outside are cased on the outside of left plug
Equipped with sealing ring, the outside of sealing ring and left locating piece is close to 2# outer barrels, and the 2# outer barrels left side is 1# outer barrels, and the right is outside 3#
Cylinder；1# outer barrel left ends are equipped with perforative aperture, and left locating rod passes through hole aperture and navigates to the end face of left plug, set on left plug
There are fluid inlet, right plug to be equipped with fluid outlet, visualization liquid trap is equipped with below the end of fluid outlet, visualizes liquid collecting
The front of device is equipped with high-speed camera.
2. a kind of high efficiency rock core-flowage device according to claim 1, which is characterized in that the fluid inlet on left plug
For fold-line-shaped, the pipeline of arrival end vertically downward bends 90 degree after reaching in the middle part of left plug, and prolongs along the center of left plug
Reach the right end of left plug.
3. a kind of high efficiency rock core-flowage device according to claim 2, which is characterized in that stream there are one being set on left plug
Body entrance, sets that there are two fluid outlets on right plug.
4. a kind of high efficiency rock core-flowage device according to claim 1, which is characterized in that between 1# outer barrels and 2# outer barrels
It is to be connected by being set to the step of 1# outer barrel right ends, this step inward wall is equipped with one section of extension.
5. a kind of high efficiency rock core-flowage device according to claim 4, which is characterized in that left locating piece be equipped with outside 1#
The step that the step of cylinder right end matches, and be close to fix with the step of 1# outer barrel right ends.
6. a kind of high efficiency rock core-flowage device according to claim 1, which is characterized in that the visualization liquid trap is
The glass container of square is equipped with multiple scales above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569696.8A CN108535164A (en) | 2018-06-05 | 2018-06-05 | A kind of high efficiency rock core-flowage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810569696.8A CN108535164A (en) | 2018-06-05 | 2018-06-05 | A kind of high efficiency rock core-flowage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108535164A true CN108535164A (en) | 2018-09-14 |
Family
ID=63470208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810569696.8A Pending CN108535164A (en) | 2018-06-05 | 2018-06-05 | A kind of high efficiency rock core-flowage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108535164A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949816A (en) * | 2010-08-10 | 2011-01-19 | 中国水利水电第十四工程局有限公司 | Test method for measuring plastic concrete permeability coefficient |
| CN104568703A (en) * | 2015-01-29 | 2015-04-29 | 南通市中京机械有限公司 | Covering hole penetration holder |
| CN205049454U (en) * | 2015-09-17 | 2016-02-24 | 西南石油大学 | Rock core holder |
| CN205210082U (en) * | 2015-12-11 | 2016-05-04 | 西南石油大学 | High pressure rock core holder |
| CN106226216A (en) * | 2016-07-05 | 2016-12-14 | 董润华 | A kind of core holding unit and measuring method thereof |
| CN106246170A (en) * | 2016-09-09 | 2016-12-21 | 中国石油集团渤海钻探工程有限公司 | Five core translocation physical simulating device and flow net model methods |
| CN208171821U (en) * | 2018-06-05 | 2018-11-30 | 西南石油大学 | A kind of high efficiency rock core-flowage device |
-
2018
- 2018-06-05 CN CN201810569696.8A patent/CN108535164A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949816A (en) * | 2010-08-10 | 2011-01-19 | 中国水利水电第十四工程局有限公司 | Test method for measuring plastic concrete permeability coefficient |
| CN104568703A (en) * | 2015-01-29 | 2015-04-29 | 南通市中京机械有限公司 | Covering hole penetration holder |
| CN205049454U (en) * | 2015-09-17 | 2016-02-24 | 西南石油大学 | Rock core holder |
| CN205210082U (en) * | 2015-12-11 | 2016-05-04 | 西南石油大学 | High pressure rock core holder |
| CN106226216A (en) * | 2016-07-05 | 2016-12-14 | 董润华 | A kind of core holding unit and measuring method thereof |
| CN106246170A (en) * | 2016-09-09 | 2016-12-21 | 中国石油集团渤海钻探工程有限公司 | Five core translocation physical simulating device and flow net model methods |
| CN208171821U (en) * | 2018-06-05 | 2018-11-30 | 西南石油大学 | A kind of high efficiency rock core-flowage device |
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