CN201810293U - Dilution and liquid preparation device for chemical oil displacement of oil field - Google Patents
Dilution and liquid preparation device for chemical oil displacement of oil field Download PDFInfo
- Publication number
- CN201810293U CN201810293U CN2010205707035U CN201020570703U CN201810293U CN 201810293 U CN201810293 U CN 201810293U CN 2010205707035 U CN2010205707035 U CN 2010205707035U CN 201020570703 U CN201020570703 U CN 201020570703U CN 201810293 U CN201810293 U CN 201810293U
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- pump
- pipeline
- tank
- outlet
- centrifugal pump
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- 239000007788 liquid Substances 0.000 title claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 17
- 239000012895 dilution Substances 0.000 title claims abstract description 14
- 238000010790 dilution Methods 0.000 title claims abstract description 14
- 238000002360 preparation method Methods 0.000 title abstract description 14
- 239000000126 substance Substances 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000013019 agitation Methods 0.000 claims description 20
- 229920000642 polymer Polymers 0.000 abstract description 15
- 238000002347 injection Methods 0.000 abstract description 10
- 239000007924 injection Substances 0.000 abstract description 10
- 239000003795 chemical substances by application Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- 239000002131 composite material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract 1
- 239000003513 alkali Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
A dilution and liquid preparation device for chemical oil displacement of an oil field is applied to chemical oil displacement of the oil field and preparation of an oil reservoir composite oil displacement agent required by a single well. The water tank is connected with a centrifugal pump A, and the centrifugal pump A is connected with a dilution tank; the liquid preparation tank A is connected with a screw pump A, an outlet pipeline of the screw pump A is divided into two paths, and one path is connected with a dilution tank; the other path is connected with a liquid preparation tank B; the liquid preparation tank B is connected with a screw pump B through a pipeline, and a screw pump B filter is connected with the injection main pipe; the injection main pipe is respectively connected with 2-10 booster pumps through pipelines; the outlet of the dilution tank is connected with a centrifugal pump B, and the outlet of the centrifugal pump B is respectively connected with the inlet of the booster pump. The effect is as follows: the polymer concentration injected into a single well is regulated in a targeted manner while the polymer concentration is regulated at a low pressure; directly prepares the composite target liquid meeting the highest polymer concentration. The process flow is simplified, the mixing is uniform, and the concentration preparation is accurate; the viscosity loss of the prepared injection system is small.
Description
Technical field
The utility model relates to oil recovery technique field, oil field, and the particularly oilfield chemistry displacement of reservoir oil is a kind of liquid dispensing device of polymer displacement of reservoir oil, and the oil reservoir compound oil displacement agent of variable concentrations can need be provided respectively by different individual wells.
Background technology
Since the compound petroleum driving and recovering process application of oil field, the injection technology that the oil field combination flooding is commonly used has:
1, purpose liquid method.To show agent alive, polymer mother liquor and alkali lye and directly in jar, be made into purpose liquid concentration, and, be suitable for all wells and inject the same situation of liquid concentration, adopt this flow process at the combination flooding test initial stage then according to being injected in the well after each individual well injection allocation amount supercharging.Advantage: technology is simple and direct, the precision preparation height, and equipment is few.Shortcoming: the implantation concentration of all wells is identical, and specific aim is relatively poor.
2, drop method.According to individual well injection allocation amount and concentration, be injected in the well after mixing after the agent supercharging of respectively quantitative polymer mother liquor, alkali lye, table being lived.Advantage: accurate measurement, the ratio adjustment is flexible, and the individual well specific aim is better.Shortcoming: equipment is many, and investment is high, maintenance difficult.
3, adjustable, the online preparation purpose of monobasic liquid method.To show to live agent, alkali lye join in the polymer solution by the low-temperature measurement pump by a certain percentage, then according to the supercharging respectively of individual well injection allocation amount, added table by high-pressure metering pump and live and be injected in the well after the high pressure injection allocation water of agent, alkali lye mixes with a certain amount of again.Advantage: accurate measurement, polymer mother liquor concentration individual well is adjustable, satisfies the personalized injection of individual well.Shortcoming: equipment is more, and all table agent alive, concentration of lye that inject well are the same, and individual well is non-adjustable, and is online preparation, and precision is lower.
The utility model content
The purpose of this utility model is: the dilution and the liquid dispensing device that provide a kind of oilfield chemistry displacement of reservoir oil to use, characteristics at combination flooding, when the low pressure place regulates polymer concentration, the polymer concentration that injects individual well is regulated targetedly, to adapt to the bigger oil reservoir displacement of reservoir oil of permeability difference.
The technical solution adopted in the utility model is: dilution that the oilfield chemistry displacement of reservoir oil is used and liquid dispensing device, mainly form by water pot, Agitation Tank A, Agitation Tank B, centrifugal pump A, flow meter, screw pump A, screw pump B, strainer, valve, thinning tank, centrifugal pump B and booster pump, it is characterized in that: the outlet of water pot connects the inlet of centrifugal pump A by pipeline, the outlet of centrifugal pump A connects the water inlet of thinning tank, is connected with flow meter at centrifugal pump A to the pipeline between the thinning tank;
The outlet of Agitation Tank A is connected with screw pump A by pipeline, and the outlet line of screw pump A is divided into two-way, and wherein one road pipeline connects the inlet of thinning tank, and screw pump A is connected with valve to the pipeline between the thinning tank; Another road pipeline connects the inlet of Agitation Tank B, is connected with valve and flow meter at screw pump A to the pipeline between the Agitation Tank B;
The outlet of Agitation Tank B is connected with screw pump B by pipeline, and the outlet of screw pump B is connected with strainer by pipeline, and the outlet of strainer is connected with filling main; Filling main connects 2～10 booster pumps by pipeline respectively, is connected with flow meter on the outlet line of each booster pump, and the outlet line of booster pump can be connected with well mouth of oil well, for oil well provides polymer solution;
Outlet line at thinning tank is connected with centrifugal pump B, and the outlet line of centrifugal pump B connects the suction line of booster pump respectively; To the pipeline of each booster pump inlet, be in series with valve and flow meter at centrifugal pump B outlet line respectively.
Be parallel with two strainers on the outlet line of described screw pump B, on the pipeline of the two ends of each strainer, be connected with valve respectively.
The beneficial effects of the utility model: dilution and liquid dispensing device that the displacement of reservoir oil of the utility model oilfield chemistry is used, at the characteristics of combination flooding, when the low pressure place regulates polymer concentration, the polymer concentration that injects individual well is regulated targetedly; Directly make the composite goal liquid that satisfies high polymer concentration.Thereby realize the personalized injection of polymer concentration individual well, and the concentration of the table of each well agent alive (alkali) is consistent.Simplified technological process greatly.Purpose liquid mixes, and the concentration preparation accurately; Purpose liquid concentration preparation error≤5%; Preparation injected system viscosity loss is little; Preparation injected system viscosity loss≤10%.
Description of drawings
Fig. 1 is dilution and the liquid dispensing device structural representation that the displacement of reservoir oil of the utility model oilfield chemistry is used.
Among the figure, 1. water pot, 2. Agitation Tank A, 3. Agitation Tank B, 4. centrifugal pump A, 5. flow meter, 6. screw pump A, 7. screw pump B, 8. strainer, 9. valve, 10. thinning tank, 11. centrifugal pump B, 12. booster pumps, 13. filling mains.
The specific embodiment
Embodiment 1: dilution and the liquid dispensing device used with an oilfield chemistry displacement of reservoir oil are example, and the utility model is described in further detail.
Consult Fig. 1.Dilution and liquid dispensing device that the displacement of reservoir oil of the utility model oilfield chemistry is used mainly are made up of water pot 1, Agitation Tank A2, Agitation Tank B3, centrifugal pump A4, flow meter 5, screw pump A6, screw pump B7, strainer 8, valve 9, thinning tank 10, centrifugal pump B11 and booster pump 12.
The outlet of water pot 1 is by the inlet of pipeline connection centrifugal pump A4, and the outlet of centrifugal pump A4 connects the water inlet of thinning tank 10, is connected with a flow meter 5 at centrifugal pump A4 to the pipeline between the thinning tank 10.
The outlet of Agitation Tank A2 is connected with screw pump A6 by pipeline, and the outlet line of screw pump A6 is divided into two-way, and wherein one road pipeline connects the inlet of thinning tank 10, and screw pump A6 is connected with valve 9 to the pipeline between the thinning tank 10; Another road pipeline connects the inlet of Agitation Tank B3, is connected with valve 9 and flow meter 5 at screw pump A6 to the pipeline between the Agitation Tank B3.
The outlet of Agitation Tank B3 is connected with screw pump B7 by pipeline, is parallel with two strainers 8 on the outlet line of screw pump B7, is connected with a valve 9 on the pipeline of the two ends of each strainer 8 respectively.The outlet of two strainers 8 is connected with filling main 13; Filling main 13 connects three booster pumps 12 by pipeline respectively, is connected with a flow meter 5 on the outlet line of each booster pump 12.
Outlet line at thinning tank 10 is connected with centrifugal pump B11, and the outlet line of centrifugal pump B11 connects the suction line of booster pump 12 respectively; To the pipeline of each booster pump 12 inlet, be in series with a valve 9 and a flow meter 5 at centrifugal pump B11 outlet line respectively.
Claims (2)
1. a dilution and liquid dispensing device that the oilfield chemistry displacement of reservoir oil is used, mainly by water pot (1), Agitation Tank A (2), Agitation Tank B (3), centrifugal pump A (4), flow meter (5), screw pump A (6), screw pump B (7), strainer (8), valve (9), thinning tank (10), centrifugal pump B (11) and booster pump (12) are formed, it is characterized in that: the outlet of water pot (1) connects the inlet of centrifugal pump A (4) by pipeline, the outlet of centrifugal pump A (4) connects the water inlet of thinning tank (10), is connected with flow meter (5) at centrifugal pump A (4) to the pipeline between the thinning tank (10);
The outlet of Agitation Tank A (2) is connected with screw pump A (6) by pipeline, and the outlet line of screw pump A (6) is divided into two-way, and wherein one road pipeline connects the inlet of thinning tank (10), and screw pump A (6) is connected with valve (9) to the pipeline between the thinning tank (10); Another road pipeline connects the inlet of Agitation Tank B (3), is connected with valve (9) and flow meter (5) at screw pump A (6) to the pipeline between the Agitation Tank B (3);
The outlet of Agitation Tank B (3) is connected with screw pump B (7) by pipeline, and the outlet of screw pump B (7) is connected with strainer (8) by pipeline, and the outlet of strainer (8) is connected with filling main (13); Filling main (13) connects 2～10 booster pumps (12) by pipeline respectively, is connected with flow meter (5) on the outlet line of each booster pump (12);
Outlet line at thinning tank (10) is connected with centrifugal pump B (11), and the outlet line of centrifugal pump B (11) connects the suction line of booster pump (12) respectively; To the pipeline of each booster pump (12) inlet, be in series with valve (9) and flow meter (5) at centrifugal pump B (11) outlet line respectively.
2. dilution and liquid dispensing device that the oilfield chemistry displacement of reservoir oil according to claim 1 is used, it is characterized in that: be parallel with two strainers (8) on the outlet line of described screw pump B (7), on the two ends pipeline of each strainer (8), be connected with valve (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205707035U CN201810293U (en) | 2010-10-14 | 2010-10-14 | Dilution and liquid preparation device for chemical oil displacement of oil field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205707035U CN201810293U (en) | 2010-10-14 | 2010-10-14 | Dilution and liquid preparation device for chemical oil displacement of oil field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201810293U true CN201810293U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205707035U Expired - Lifetime CN201810293U (en) | 2010-10-14 | 2010-10-14 | Dilution and liquid preparation device for chemical oil displacement of oil field |
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| Country | Link |
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| CN (1) | CN201810293U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518945A (en) * | 2012-01-06 | 2012-06-27 | 北京矿冶研究总院 | Continuous liquid preparation method for large-flow slickwater |
| CN105716996A (en) * | 2016-04-14 | 2016-06-29 | 河南正佳能源环保股份有限公司 | Technological parameter determined evaluation system for dissolution of flooding polymers in pipeline |
-
2010
- 2010-10-14 CN CN2010205707035U patent/CN201810293U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102518945A (en) * | 2012-01-06 | 2012-06-27 | 北京矿冶研究总院 | Continuous liquid preparation method for large-flow slickwater |
| CN105716996A (en) * | 2016-04-14 | 2016-06-29 | 河南正佳能源环保股份有限公司 | Technological parameter determined evaluation system for dissolution of flooding polymers in pipeline |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110427 |
|
| CX01 | Expiry of patent term |