CN203164095U - Device for measuring water plugging rate of large pore path core - Google Patents
Device for measuring water plugging rate of large pore path core Download PDFInfo
- Publication number
- CN203164095U CN203164095U CN 201320189577 CN201320189577U CN203164095U CN 203164095 U CN203164095 U CN 203164095U CN 201320189577 CN201320189577 CN 201320189577 CN 201320189577 U CN201320189577 U CN 201320189577U CN 203164095 U CN203164095 U CN 203164095U
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- CN
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- Prior art keywords
- water plugging
- macropore
- tube
- large pore
- plugging rate
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- 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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Abstract
The utility model discloses a device for measuring water plugging rate of a large pore path core. The device comprises an injection tube, a simulating large pore path core tube and a receiving tube which are sequentially connected by quick joints; a measuring cylinder is arranged at the outlet end of the receiving tube; the injection tube is in a hanging bottle shape; a volumetric flask is arranged at the upper end of the injection tube; and an air tube is arranged in the middle of the injection tube. The device has a simple structure, and is convenient to operate and reliable in performance; and a technicist can accurately measure the water plugging rate of the large pore path core, so that the chemical plugging performance and effect can be effectively and accurately evaluated; and meanwhile, the chemical water-plugging profile control process and construction parameters can be optimized; and therefore, the device is suitable for indoor physical simulation experiments in the field of petroleum industry.
Description
Technical field
The utility model relates to the experimental provision of lab simulation macropore formation chemistry water plugging and profile controlling in the petrochemical industry, and is especially a kind of for the experimental provision of measuring macropore rock core water plugging rate.
Background technology
In the petroleum industry field, usually take the chemical water plugging profile control technology to administer the channelling of water in the loose sand oil accumulation macropore stratum, carry out the experiment of chemical water plugging profile control on lab simulation macropore stratum, estimate the performance of water plugging profile control agent water plugging rate.But, usually adopt coarse particle silica sand to fill the basket flow process in the experiment and measure water plugging rate, connect flow process and adopt MPa tensimeter image data, the simulation macropore rock core water plugging rate value of calculating head and shoulders above the significant figure scopes, cause and to measure water plugging rate accurately, and then can't evaluating chemical plugging and profile performance, cause and can not carry out the chemical water plugging profile control technology on loose sand oil accumulation macropore stratum.
The utility model content
The technical problems to be solved in the utility model is for overcoming above-mentioned deficiency, and a kind of simple in structure, easy to operate, the reliable macropore rock core of experimental performance water plugging rate measurement mechanism is provided.
The utility model is taked following technical measures: a kind of macropore rock core water plugging rate measurement mechanism, comprise ascending pipe, simulation macropore basket, receiving tube, ascending pipe, simulation macropore basket, receiving tube connect in turn by rapid-acting coupling, are provided with graduated cylinder at the receiving tube endpiece.
Described ascending pipe is hanging bottle type, and the upper end is provided with volumetric flask, and the middle part is provided with air hose.
The beneficial effects of the utility model are simple in structure, and are easy to operate, dependable performance, and the technician can measure macropore rock core water plugging rate, evaluating chemical plugging and profile performance and effect effectively and accurately accurately.Simultaneously, can optimize chemical water plugging profile control technology and construction parameter, be applicable to the indoor physical simulation experiment of petroleum industry field.
Description of drawings
Fig. 1 is the utility model structural representation
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in the figure, macropore rock core water plugging rate measurement mechanism, comprise ascending pipe 1, simulation macropore basket 3, receiving tube 5, described ascending pipe 1 is hanging bottle type, the upper end is provided with volumetric flask, the middle part is provided with air hose 2, and ascending pipe 1, simulation macropore basket 3, receiving tube 5 connect in turn by rapid-acting coupling 4, are provided with graduated cylinder 6 at receiving tube 5 endpiece.
Hanging bottle type ascending pipe 1 of the present utility model adopts the glass tube of Φ 3mm, and top connects the 3000ml volumetric flask, and the middle part connects air hose 2, be 45-90 ° with the glass tube angle, simulation macropore basket 3 long 300mm, Φ 20mm wherein fill coarse particle silica sand, and receiving tube 5 is set to Φ 5mm.During experiment, the volumetric flask of ascending pipe 1 is fixed on experiment with on the framework, open all valves, inject liquid from the volumetric flask of ascending pipe 1, utilize auxiliary scale 7 and millimeter rule 8 accurately to read the height of injection side liquid level and receiving tube 5 endpiece, because there is pressure differential in special simulation macropore basket 3 two ends, make fluid pass through basket 3, treat liquid flow stable back manual time-keeping, with graduated cylinder 6 measurement volumes amounts, calculate flow; Close the entrance end valve after finishing experiment, utilize Darcy formula to calculate the permeability of simulation rock core.When simulating the experiment of macropore formation chemistry water plugging and profile controlling water plugging rate, adopt the utility model to measure respectively and inject the forward and backward permeability of chemical agent, calculate water plugging rate.
The utility model is not limited to above embodiment, and every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to scope of protecting of the present utility model equally.
Claims (2)
1. a macropore rock core water plugging rate measurement mechanism is characterized in that comprising ascending pipe, simulation macropore basket, receiving tube, and ascending pipe, simulation macropore basket, receiving tube connect in turn by rapid-acting coupling, are provided with graduated cylinder at the receiving tube endpiece.
2. macropore rock core water plugging rate measurement mechanism according to claim 1 is characterized in that described ascending pipe is hanging bottle type, and the upper end is provided with volumetric flask, and the middle part is provided with air hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320189577 CN203164095U (en) | 2013-04-02 | 2013-04-02 | Device for measuring water plugging rate of large pore path core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320189577 CN203164095U (en) | 2013-04-02 | 2013-04-02 | Device for measuring water plugging rate of large pore path core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203164095U true CN203164095U (en) | 2013-08-28 |
Family
ID=49025272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320189577 Expired - Fee Related CN203164095U (en) | 2013-04-02 | 2013-04-02 | Device for measuring water plugging rate of large pore path core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203164095U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019893A (en) * | 2015-07-10 | 2015-11-04 | 中国海洋石油总公司 | Simulated core of oil field high capacity channel, shutoff test thereof, and flooding test thereof |
-
2013
- 2013-04-02 CN CN 201320189577 patent/CN203164095U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019893A (en) * | 2015-07-10 | 2015-11-04 | 中国海洋石油总公司 | Simulated core of oil field high capacity channel, shutoff test thereof, and flooding test thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20140402 |