CN209894655U - Temperature-controllable absolute permeability measuring device - Google Patents
Temperature-controllable absolute permeability measuring device Download PDFInfo
- Publication number
- CN209894655U CN209894655U CN201920365101.7U CN201920365101U CN209894655U CN 209894655 U CN209894655 U CN 209894655U CN 201920365101 U CN201920365101 U CN 201920365101U CN 209894655 U CN209894655 U CN 209894655U
- Authority
- CN
- China
- Prior art keywords
- electronic
- oil
- liquid
- micro
- pressure
- 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.)
- Expired - Fee Related
Links
Images
Abstract
A temperature controllable absolute permeability measuring device. The device comprises a micro hydraulic press, a micro booster pump, a two-way valve, a replaceable oil bottle, an electronic liquid phase temperature controller, an electronic pressure control valve, an electronic temperature control core holder, an electronic regulating valve, a pressure flow rate meter, an oil-liquid separator, a liquid flowmeter I and a liquid flowmeter II. The characteristics of this novel device lie in adopting the modularization to a plurality of micro-instruments and handling, convenient to detach and maintenance are favorable to improving the accuracy that the rock core permeability was measured. The device is additionally provided with the temperature control device, and adopts water pressure to replace air pressure, so that the influence of variables is reduced, the data measurement time is shortened, and the result accuracy is improved.
Description
Technical Field
The utility model relates to a permeability measuring device, in particular to absolute permeability measuring device of controllable temperature.
Background
In the newly-increased and explored oil and gas reserves in China every year, more than 70% of the oil reserves and more than 90% of the natural gas reserves come from low-porosity and low-permeability oil reservoirs, and the percentage is increased year by year. At present, the existing devices at home and abroad have low measurement precision and are not easy to operate; the method has the advantages that the geological conditions and the reservoir properties of the low-permeability oil and gas reservoir are proved, and the accurate measurement of the absolute permeability of oil and water of the low-permeability oil reservoir is difficult, so that the design and research of the device for accurately measuring the absolute permeability of the core of the low-permeability oil reservoir are necessary.
Disclosure of Invention
In order to solve the problems, the utility model provides a temperature-controllable absolute permeability measuring device, which adopts the modularized treatment of a micro-instrument, and has two functions of oil measurement and liquid measurement, thereby being convenient for disassembly, carrying and equipment maintenance; the temperature control devices of the rock core and the oil-water phase are added and controlled by a computer, so that the data measurement time is shortened, and the result accuracy is improved; compared with similar experimental devices, the device has the advantages of simple principle, easy operation and large-scale popularization.
The utility model provides a technical scheme that its technical problem adopted is: the device consists of a micro hydraulic press, a micro booster pump, a two-way valve, a replaceable oil bottle, an electronic liquid phase temperature controller, an electronic pressure control valve, an electronic temperature control rock core holder, an electronic regulating valve, a pressure flow rate meter, an oil-liquid separator, a liquid flowmeter I and a liquid flowmeter II. The right side at miniature hydraulic press is connected to miniature booster pump, the two-way valve is installed at miniature booster pump, can replace the right side that the oil bottle is connected at the two-way valve, electron liquid phase temperature controller is connected on the right side that can replace the oil bottle, electron accuse pressure valve links to each other with electron liquid phase temperature controller right-hand member, electron accuse temperature rock core holder is connected on the right side that the electron accuse pressure valve was pressed, the right side at electronic accuse temperature rock core holder is connected to the pressure velocity table, the right side at pressure velocity table is connected to the oil-liquid separator, fluidflowmeter I connects the downside at oil water separator, fluidflowmeter II connects the right side.
The beneficial effects of the utility model are that, used instrument module ization to handle, convenient to detach and maintenance. Meanwhile, the whole process can be controlled and counted by using a computer, and an absolute permeability curve of oil and water in the low-permeability core is determined and drawn by combining a steady state method Darcy law, so that the accuracy and the reference value of experimental determination data are greatly improved.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure 1, 1 is a micro hydraulic press, 2 is a micro booster pump, 3 is a two-way valve, 4 is an alternative oil bottle, 5 is an electronic liquid phase temperature controller, 6 is an electronic pressure control valve, 7 is an electronic temperature control rock core holder, 8 is an electronic regulating valve, 9 is a pressure flow rate meter, 10 is an oil-liquid separator, 11 is a liquid flowmeter12. liquid flowmeter
。
Detailed Description
The utility model discloses by miniature hydraulic press (1), miniature booster pump (2), two-way valve (3), can replace oil bottle (4), electron liquid phase temperature controller (5), electron accuse pressure valve (6), electron accuse temperature rock core holder (7), electronic control valve (8), pressure velocity of flow table (9), oil-liquid separator (10), fluidflowmeter I (11), fluidflowmeter II (12) are constituteed. When in use, the instrument is connected according to the figure, the two-way valve (3) is closed, the micro hydraulic press (1) is opened to lead the low-permeability layer water to flow into the micro booster pump (2) for pressurization, the electronic regulating valve (8) is used for applying confining pressure to the electronic temperature control rock core holder (7), and when the confining pressure value is reached
Reading out and closing the channel by an electronic regulating valve (8), opening an electronic liquid phase temperature controller (5) and an electronic temperature control rock core holder (7), setting the temperature, then opening a two-way valve (3) and measuringThe flow velocity, the low permeability layer water is controlled by the electronic pressure control valve (6) and injected into the electronic temperature control core holder (7), then the water flows out of the electronic temperature control core holder (7) and measures the flow velocity through the pressure and flow velocity meter (9), the flowing water flows out through the liquid flowmeter II (12) and reads out data
The method comprises the steps of closing a two-way valve (3), replacing and opening a replaceable oil bottle (4), opening the two-way valve (3), enabling an oil-liquid mixture to flow out of an electronic temperature control rock core holder (7), passing through a pressure flow velocity meter (9) and reading data, enabling oil and water to flow to an oil-water separator (10), reading the data from a separated oil body through a liquid flow I (11), and reading the data from water through a liquid flow meter II (12). The novel device is characterized in that a plurality of micro instruments are subjected to modular processing, and the novel device is convenient to disassemble and maintain.
Claims (1)
1. The temperature-controllable absolute permeability measuring device comprises a micro hydraulic press, a micro booster pump, a two-way valve, a replaceable oil bottle, an electronic liquid phase temperature controller, an electronic pressure control valve, an electronic temperature-controlled rock core holder, an electronic regulating valve, a pressure flow rate meter, an oil-liquid separator, a liquid flowmeter I and a liquid flowmeter II, and is characterized in that the micro booster pump is connected to the right side of the micro hydraulic press; the two-way valve is arranged on the micro booster pump; the replaceable oil bottle is connected to the right side of the two-way valve, and the electronic liquid phase temperature controller is connected to the right side of the replaceable oil bottle; the electronic pressure control valve is connected with the right end of the electronic liquid phase temperature controller; the electronic temperature control rock core holder is connected to the right side of the electronic pressure control valve; the electronic regulating valve is connected to the right lower side of the micro booster pump; the pressure and flow meter is connected to the right side of the electronic temperature control core holder; the oil-liquid separator is connected on the right side of the pressure flow velocity meter, the liquid flow meter I is connected on the lower side of the oil-water separator, and the liquid flow meter II is connected on the right side of the oil-water separator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365101.7U CN209894655U (en) | 2019-03-21 | 2019-03-21 | Temperature-controllable absolute permeability measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920365101.7U CN209894655U (en) | 2019-03-21 | 2019-03-21 | Temperature-controllable absolute permeability measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209894655U true CN209894655U (en) | 2020-01-03 |
Family
ID=69017767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920365101.7U Expired - Fee Related CN209894655U (en) | 2019-03-21 | 2019-03-21 | Temperature-controllable absolute permeability measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209894655U (en) |
-
2019
- 2019-03-21 CN CN201920365101.7U patent/CN209894655U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203658217U (en) | Seepage starting pressure gradient test device | |
| US11860079B2 (en) | Parallel core simulation device for commingling production in low-permeability gas reservoirs | |
| CN104819921A (en) | Large-size rock fracture permeability test system and measuring method thereof | |
| CN102128031B (en) | Simulation device and method for researching horizontal well gas-liquid two-phase pipe flow mechanism | |
| CN102156087A (en) | Device and method for testing rock permeability under different pore fluid pressure | |
| CN106290076B (en) | A kind of microchannel experimental provision of variable orifice larynx quantity | |
| CN209894655U (en) | Temperature-controllable absolute permeability measuring device | |
| CN103994958B (en) | A kind of for measuring the measurement apparatus of ultra-low penetration rock core gas permeability and utilizing the measuring method of this device | |
| CN101788452A (en) | Dynamic corrosion test method and equipment thereof | |
| CN206540595U (en) | A kind of online small-bore fluid flowmeter calibration system | |
| CN111220794A (en) | Device for measuring gas loss in gas storage injection and production process | |
| CN107490604A (en) | Analyzer of water content and utilization impedance type principle measurement measurement of water ratio method | |
| CN103853201B (en) | The device of a kind of adjustment water body pH that warms for simulation climate | |
| CN101353960A (en) | Exploration well oil test continuous metering apparatus | |
| CN107387072A (en) | A kind of HTHP gas-liquid replaces lab simulation evaluating apparatus | |
| CN201420546Y (en) | Full-automatic differential pressure weighing type oil-gas metering device | |
| CN203038523U (en) | Novel hydraulic transmission test bed | |
| CN202188998U (en) | Bingham type fluid flow detecting instrument | |
| CN112683750A (en) | Natural gas hydrate two-phase seepage simulation device | |
| CN201292836Y (en) | Exploratory well oil-testing contimuous metering apparatus | |
| CN205861478U (en) | A kind of automation equipment of hollow-fibre membrane test flux | |
| CN105372285A (en) | Experimental facility for measuring flow-across object surface heat exchange characteristics of low-density gas | |
| CN206638559U (en) | Multilist pressure-controlled type magmatic rock oil-water relative permeability security measurement instrument | |
| CN206300878U (en) | A kind of single-phase steady seepage device | |
| CN204479333U (en) | A kind of liquid that slips out for Chemical Manufacture samples supervising device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200103 Termination date: 20200321 |