CN203742571U - Experimental device used for manufacturing foam for oil displacement under different pressure conditions - Google Patents
Experimental device used for manufacturing foam for oil displacement under different pressure conditions Download PDFInfo
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- CN203742571U CN203742571U CN201420136806.9U CN201420136806U CN203742571U CN 203742571 U CN203742571 U CN 203742571U CN 201420136806 U CN201420136806 U CN 201420136806U CN 203742571 U CN203742571 U CN 203742571U
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Abstract
The utility model relates to an experimental device used for manufacturing foam for oil displacement under different pressure conditions. The experimental device comprises a thermostat, wherein a first middle container, a second middle container, a third pressure stabilizing injection pump, a fourth pressure stabilizing injection pump, a core holder and a collecting container are arranged in the thermostat. A first pressure stabilizing injection pump is connected with the first middle container, a second pressure stabilizing injection pump is connected with the second middle container, an outlet pipeline of the first middle container and an outlet pipeline of the second middle container are connected to an inlet of the core holder, a first back-pressure valve and an inlet valve are installed on the inlet of the core holder, a pressure gage is installed on the inlet valve, and the third pressure stabilizing injection pump is connected with a pressure stabilizing opening of the first back-pressure valve; an outlet of the core holder is connected with the collecting container, the fourth pressure stabilizing injection pump is connected with a second back-pressure valve connected to the outlet of the core holder, and a pressure gage is installed on the second back-pressure valve. The experimental device is used for manufacturing the foam for oil displacement under the different pressure conditions for a microcosmic oil displacement experiment and used for evaluation and an injection experiment, and the feasibility of adjusting pressure and manufacturing a trace foam system is improved.
Description
Technical field
The utility model relates to for guaranteeing to generate in conventional oil displacement experiment and the visual oil displacement experiment process of microcosmic the experimental facilities of stable foam system, is specifically related to for prepare the experimental facilities of foam for the displacement of reservoir oil under different pressures condition.
Background technology
Foam flooding technology is the technical method to oil field remaining oil exploitation validity, requires the foam system injecting to have stable foam performance in indoor oil displacement experiment research process as far as possible, is convenient to evaluate the Oil Displacing Capacity of same foam system.In indoor conventional oil displacement experiment and microcosmic oil drive process of experimental, oil displacement efficiency difference for research different foam system and different foam size and ratio, the foam system that requirement is injected continuously in oil displacement experiment process has stable foam composition, also the foam system injecting continuously under different pressures condition need to have stable foam size and form, so that researcher contrasts the foam flooding experimental result under different pressures condition and be preferred.At present, domesticly carry out majority in in-house laboratory investigation process and only simply foam system size is evaluated, the parameters such as foam quality in foam system generative process are detected and controlled, to carrying out under different pressures condition preparing when foam system oil displacement efficiency contrasts the experimental facilities of foam system in indoor conventional foam experiment and microcosmic foam flooding experiment, have no at present and deliver technical research or device, be there is to considerable influence in foam flooding effect assessment, need research badly and can effectively meet the developmental research of preparing the experimental facilities of foam system under different pressures condition.
Summary of the invention
The purpose of this utility model is to provide for prepare the experimental facilities of foam for the displacement of reservoir oil under different pressures condition, thisly for prepare the displacement of reservoir oil under different pressures condition, with the experimental facilities of foam, for solving different pressures Flooding Conditions, prepares the disappearance problem of link with foam system.
The utility model solves the technical scheme that its technical problem adopts: thisly for prepare the displacement of reservoir oil under different pressures condition, with the experimental facilities of foam, comprise insulating box, the first intermediate receptacle, the second intermediate receptacle, the 3rd voltage stabilizing injection pump, the 4th voltage stabilizing injection pump, core holding unit, collection container is all arranged in insulating box, the first voltage stabilizing injection pump connects the first intermediate receptacle by pipeline, the second voltage stabilizing injection pump connects the second intermediate receptacle by pipeline, the first intermediate receptacle outlet line, the second intermediate receptacle outlet line is all connected to core holding unit entrance, the first back-pressure valve and inlet valve are installed in core holding unit entrance, inlet valve place setting pressure table, the 3rd voltage stabilizing injection pump connects the voltage stabilizing mouth of the first back-pressure valve, core holding unit outlet connects collection container, and the 4th voltage stabilizing injection pump connects the second back-pressure valve, and the second back-pressure valve is connected to core holding unit outlet, and the second back-pressure valve place is provided with pressure meter, the first intermediate receptacle, the second intermediate receptacle are withstand voltage plunger type intermediate receptacle.
In such scheme, the entrance of the first intermediate receptacle is provided with inlet valve, and the outlet of the first intermediate receptacle is provided with outlet valve; The entrance of the second intermediate receptacle is provided with inlet valve, and the outlet of the second intermediate receptacle is provided with outlet valve.
The utlity model has following beneficial effect:
The utility model is used to microcosmic oil drive experiment under different pressures condition, to prepare displacement of reservoir oil foam system, for evaluating, uses and injection experiments use, has increased pressure adjusting and micro-foam system and has prepared feasibility.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the middle axial section of core holding unit in the utility model.
In figure: 1, insulating box, 2, the first voltage stabilizing injection pump, the 3, second voltage stabilizing injection pump, the 4, first intermediate receptacle, 5, the second intermediate receptacle, 6, core holding unit, the 7, first back-pressure valve, 8, pressure meter, 9, the 3rd voltage stabilizing injection pump, 10, the 4th voltage stabilizing injection pump, the 11, second back-pressure valve, 12, collection container 13, rock core.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
As Fig. 1, shown in Fig. 2, this is the experimental facilities of foam generated under reservoir temperature and pressure condition for prepare the displacement of reservoir oil under different pressures condition with the experimental facilities of foam, it comprises insulating box 1, the first intermediate receptacle 4, the second intermediate receptacle 5, the 3rd voltage stabilizing injection pump 9, the 4th voltage stabilizing injection pump 10, core holding unit 6, collection container 12 is all arranged in insulating box 1, the first voltage stabilizing injection pump 2 connects the first intermediate receptacle 4 by pipeline, the second voltage stabilizing injection pump 3 connects the second intermediate receptacle 5 by pipeline, the first intermediate receptacle 4 outlet lines, the second intermediate receptacle 5 outlet lines are all connected to core holding unit 6 entrances, the entrance of the first intermediate receptacle 4 is provided with inlet valve, the outlet of the first intermediate receptacle 4 is provided with outlet valve, the entrance of the second intermediate receptacle 5 is provided with inlet valve, and the outlet of the second intermediate receptacle 5 is provided with outlet valve.The first back-pressure valve 7 and inlet valve installed in core holding unit 6 entrance, inlet valve place setting pressure table 8, and pressure meter 8 monitoring core holding unit 6 arrival end pressure, the 3rd voltage stabilizing injection pump 9 connects the voltage stabilizing mouth of the first back-pressure valve 7, for keeping design pressure; Consult Fig. 2, in core holding unit 6 for height oozes rock core 13, gas and foaming agent solution be mixed foaming therein, core holding unit 6 outlets connect collection container 12, the 4th voltage stabilizing injection pump 10 connects the second back-pressure valve 11, the second back-pressure valve 11 is connected to core holding unit 6 outlets, and the second back-pressure valve 11 places are provided with pressure meter 8, the second back-pressure valves 11 also for keeping design pressure.Collection container 12 prepares to evaluate use and injection experiments use for collecting foam system.The first intermediate receptacle 4, the second intermediate receptacle 5 are withstand voltage plunger type intermediate receptacle.
Foam system preparation process is carried out under reservoir temperature and pressure condition, the top that gas and foaming agent solution is packed into two intermediate receptacles, the interior temperature of insulating box 1 and two intermediate receptacle pressure conditions and two the back-pressure valve pressure conditions that according to reservoir temperature and pressure, arrange, after constant temperature 24 hours, by first, the second voltage stabilizing injection pump starts displacement and will have gas and the foaming agent solution of reservoir temperature, two intermediate receptacle top outlets start respectively to export foaming agent solution and gas, through the first back-pressure valve 7, control injection end pressure and inject flow, after the mixing seepage flow of natural core in core holding unit 6, reach and mix foam generated system, prepare foam, core holding unit 6 outlets connect the second back-pressure valve 11 and control outlet pressure, foam system gas after the second back-pressure valve 11 enters collection container 12, constant temperature and pressure is standby, omnidistance pressure is monitored by voltage stabilizing injection pump and each node pressure table.
The utility model, according to experiment condition of formation pressure, is prepared foam system in indoor selection different pressures condition, guarantees that foam system stable performance is effective.
Claims (2)
1. one kind for preparing the experimental facilities of foam for the displacement of reservoir oil under different pressures condition, comprise and thisly for prepare the displacement of reservoir oil under different pressures condition, with the experimental facilities of foam, comprise insulating box (1), the first intermediate receptacle (4), the second intermediate receptacle (5), the 3rd voltage stabilizing injection pump (9), the 4th voltage stabilizing injection pump (10), core holding unit (6), collection container (12) is all arranged in insulating box (1), the first voltage stabilizing injection pump (2) connects the first intermediate receptacle (4) by pipeline, the second voltage stabilizing injection pump (3) connects the second intermediate receptacle (5) by pipeline, the first intermediate receptacle (4) outlet line, the second intermediate receptacle (5) outlet line is all connected to core holding unit (6) entrance, the first back-pressure valve (7) and inlet valve are installed in core holding unit (6) entrance, inlet valve place setting pressure table (8), the 3rd voltage stabilizing injection pump (9) connects the voltage stabilizing mouth of the first back-pressure valve (7), core holding unit (6) outlet connects collection container (12), and the 4th voltage stabilizing injection pump (10) connects the second back-pressure valve (11), and the second back-pressure valve (11) is connected to core holding unit (6) outlet, and the second back-pressure valve (11) locates to be provided with pressure meter (8), the first intermediate receptacle (4), the second intermediate receptacle (5) are withstand voltage plunger type intermediate receptacle.
2. according to claim 1 for prepare the experimental facilities of foam for the displacement of reservoir oil under different pressures condition, it is characterized in that: the entrance of described the first intermediate receptacle (4) is provided with inlet valve, and the outlet of the first intermediate receptacle (4) is provided with outlet valve; The entrance of the second intermediate receptacle (5) is provided with inlet valve, and the outlet of the second intermediate receptacle (5) is provided with outlet valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136806.9U CN203742571U (en) | 2014-03-25 | 2014-03-25 | Experimental device used for manufacturing foam for oil displacement under different pressure conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420136806.9U CN203742571U (en) | 2014-03-25 | 2014-03-25 | Experimental device used for manufacturing foam for oil displacement under different pressure conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203742571U true CN203742571U (en) | 2014-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201420136806.9U Expired - Fee Related CN203742571U (en) | 2014-03-25 | 2014-03-25 | Experimental device used for manufacturing foam for oil displacement under different pressure conditions |
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| CN (1) | CN203742571U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067781A (en) * | 2015-09-02 | 2015-11-18 | 中国石油集团渤海钻探工程有限公司 | Foam flooding evaluation device and evaluation method thereof |
| CN105548488A (en) * | 2016-01-01 | 2016-05-04 | 东北石油大学 | Method for simulating actual carbon dioxide long distance foam flooding in mine field |
| CN107054893A (en) * | 2017-04-24 | 2017-08-18 | 东北石油大学 | A kind of constant temperature intermediate receptacle of band stirring |
| CN107462693A (en) * | 2017-08-16 | 2017-12-12 | 北京拓普莱博油气田开发技术研究院 | A kind of high-precision CO2Quantitatively add instrument and its quantitative adding method |
| CN108226310A (en) * | 2016-12-13 | 2018-06-29 | 中国石油天然气股份有限公司 | The evaluation method and device of foam power of regeneration during two-dimentional rock core displacement |
| CN108614037A (en) * | 2016-12-13 | 2018-10-02 | 中国石油天然气股份有限公司 | The evaluation method and device of foam power of regeneration during three-dimensional rock core displacement |
| CN108780300A (en) * | 2016-02-23 | 2018-11-09 | 克隆尼斯股份有限公司 | The method of the processing system of operation processing container with control schemes generation |
-
2014
- 2014-03-25 CN CN201420136806.9U patent/CN203742571U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105067781A (en) * | 2015-09-02 | 2015-11-18 | 中国石油集团渤海钻探工程有限公司 | Foam flooding evaluation device and evaluation method thereof |
| CN105548488A (en) * | 2016-01-01 | 2016-05-04 | 东北石油大学 | Method for simulating actual carbon dioxide long distance foam flooding in mine field |
| CN105548488B (en) * | 2016-01-01 | 2017-09-22 | 东北石油大学 | The method of the actual mining site carbon dioxide long range foam flooding of simulation |
| CN108780300A (en) * | 2016-02-23 | 2018-11-09 | 克隆尼斯股份有限公司 | The method of the processing system of operation processing container with control schemes generation |
| CN108226310A (en) * | 2016-12-13 | 2018-06-29 | 中国石油天然气股份有限公司 | The evaluation method and device of foam power of regeneration during two-dimentional rock core displacement |
| CN108614037A (en) * | 2016-12-13 | 2018-10-02 | 中国石油天然气股份有限公司 | The evaluation method and device of foam power of regeneration during three-dimensional rock core displacement |
| CN108226310B (en) * | 2016-12-13 | 2023-08-22 | 中国石油天然气股份有限公司 | Method and device for evaluating foam regeneration capability in two-dimensional core displacement process |
| CN108614037B (en) * | 2016-12-13 | 2023-11-28 | 中国石油天然气股份有限公司 | Method and device for evaluating foam regeneration capability in three-dimensional core displacement process |
| CN107054893A (en) * | 2017-04-24 | 2017-08-18 | 东北石油大学 | A kind of constant temperature intermediate receptacle of band stirring |
| CN107462693A (en) * | 2017-08-16 | 2017-12-12 | 北京拓普莱博油气田开发技术研究院 | A kind of high-precision CO2Quantitatively add instrument and its quantitative adding method |
| CN107462693B (en) * | 2017-08-16 | 2023-06-30 | 北京拓普莱博油气田开发技术研究院 | High-precision CO 2 Quantitative adding instrument and quantitative adding method thereof |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20150325 |
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| EXPY | Termination of patent right or utility model |