CN201687470U - Dynamic filtration instrument of fracture acidizing working solution - Google Patents
Dynamic filtration instrument of fracture acidizing working solution Download PDFInfo
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- CN201687470U CN201687470U CN2010202156219U CN201020215621U CN201687470U CN 201687470 U CN201687470 U CN 201687470U CN 2010202156219 U CN2010202156219 U CN 2010202156219U CN 201020215621 U CN201020215621 U CN 201020215621U CN 201687470 U CN201687470 U CN 201687470U
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Abstract
A dynamic filtration instrument of fracture acidizing working solution relates to the field of petroleum industry and comprises an injecting system (1), a core holder (2), an annular pressure tracking pump (3), a return pressure controlling system (4) and a metering system (5), wherein the injecting system (1) is connected with the core holder (2), the core holder (2) is connected with the annular pressure tracking pump (3), the annular pressure tracking pump (3) is connected with the return pressure controlling system (4), and the return pressure controlling system (4) is connected with the metering system (5). The dynamic filtration instrument can accurately test permeability and permeability gradient of fluid, and better research the evaluation of formation sensitivity, the oil production technology and the improvement on recovery ration; and the dynamic filtration instrument has the advantages of reasonable structure, attractive and elegant appearance, convenient operation and durability.
Description
Technical field:
The utility model relates to the petroleum industry field, relates in particular to fracture acidizing working solution dynamic filtration instrument.
Background technology:
Since entering 21 century, crisis appears in world energy sources, and international oil price is high.Under this sternness situation, guarantee to develop to greatest extent petroleum resources, just must protect oil-gas reservoir, avoid causing on stream undue harm.And some advanced oil instruments also are absolutely necessary, filtration device for example, but now a lot of filtration devices are at simulated formation pressure, the condition of formation temperature can not be measured Test Liquid Permeability of Core, permeability gradient well exactly, thorough inadequately for the formation sensitivity evaluation, and can not measure data exactly for some tests of oil production technology research, analyze.
The utility model content:
The purpose of this utility model provides fracture acidizing working solution dynamic filtration instrument, and it can be measured Test Liquid Permeability of Core, permeability gradient exactly, and well stratum sensitivity assessment, oil production technology and raising recovery ratio is studied.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: it presses tracking pump, back pressure control system and metering system to form by injected system, core holding unit, ring, injected system links to each other with core holding unit, core holding unit presses the tracking pump to link to each other with ring, ring presses the tracking pump to link to each other with the back pressure control system, and the back pressure control system links to each other with metering system.
Described injected system is made up of injection pump, intermediate receptacle and pipe valve.
Described core holding unit axially be provided with pressure tap so that test test fluid depth of invasion and rock core end face chocking-up degree.
Described ring presses the tracking pump to be made up of force (forcing) pump, pneumatic operated valve and electromagnetic valve, and force (forcing) pump links to each other with pneumatic operated valve by stop valve, one way valve, and pneumatic operated valve links to each other with electromagnetic valve.
Described back pressure control system is made up of back-pressure valve, buffer container and backpressure pump, and the back-pressure valve lower end links to each other with metering system, and the upper end links to each other with buffer container, and buffer container links to each other with backpressure pump.
The utility model be used under the condition of simulated formation pressure, formation temperature and by data collecting system and automatic control system etc. to Test Liquid Permeability of Core, permeability gradient are measured; In research drilling well, completion, water filling, well stimulation and the workover treatment, foreign substance is to the injury on stratum and avoid or alleviate the method for injury, can carry out forward and reverse permeability test and acid liquid loss test, can inject different fluid, to determine optimum oil reservoir processing scheme from any end.
The utility model has the advantages that rational in infrastructure, good looking appearance is generous, easy to operate, durable in use.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
The specific embodiment:
With reference to Fig. 1, this specific embodiment is by the following technical solutions: it is pressed by injected system 1, core holding unit 2, ring and follows the tracks of pump 3, back pressure control system 4 and metering system 5 and form, injected system 1 links to each other with core holding unit 2, core holding unit 2 presses tracking pump 3 to link to each other with ring, ring presses tracking pump 3 to link to each other with back pressure control system 4, and back pressure control system 4 links to each other with metering system 5.
Described injected system 1 is made up of injection pump, intermediate receptacle and pipe valve.
Described core holding unit 2 axially be provided with pressure tap 2-1 so that test test fluid depth of invasion and rock core end face chocking-up degree.
Described ring presses tracking pump 3 to be made up of force (forcing) pump 3-1, pneumatic operated valve 3-2 and electromagnetic valve 3-3, and force (forcing) pump 3-1 links to each other with pneumatic operated valve 3-2 by stop valve, one way valve, and pneumatic operated valve 3-1 links to each other with electromagnetic valve 3-3.
Described back pressure control system 4 is made up of back-pressure valve 4-1, buffer container 4-2 and backpressure pump 4-3, and back-pressure valve 4-1 lower end links to each other with metering system 5, and the upper end links to each other with buffer container 4-2, and buffer container 4-2 links to each other with backpressure pump 4-3.
This specific embodiment is to be used under the condition of simulated formation pressure, formation temperature to Test Liquid Permeability of Core, permeability gradient are measured; In research drilling well, completion, water filling, well stimulation and the workover treatment, foreign substance is to the injury on stratum and avoid or alleviate the method for injury, can carry out forward and reverse permeability test and acid liquid loss test, can inject different fluid, to determine optimum oil reservoir processing scheme from any end.
The advantage of this specific embodiment be rational in infrastructure, good looking appearance is generous, easy to operate, durable in use.
Claims (4)
1. fracture acidizing working solution dynamic filtration instrument, it is characterized in that it is pressed by injected system (1), core holding unit (2), ring follows the tracks of pump (3), back pressure control system (4) and metering system (5) and forms, injected system (1) links to each other with core holding unit (2), core holding unit (2) presses tracking pump (3) to link to each other with ring, ring presses tracking pump (3) to link to each other with back pressure control system (4), and back pressure control system (4) links to each other with metering system (5).
2. fracture acidizing working solution dynamic filtration instrument according to claim 1, what it is characterized in that described core holding unit (2) axially is provided with pressure tap (2-1).
3. fracture acidizing working solution dynamic filtration instrument according to claim 1, it is characterized in that described ring is pressed follows the tracks of pump (3) and is made up of force (forcing) pump (3-1), pneumatic operated valve (3-2) and electromagnetic valve (3-3), force (forcing) pump (3-1) links to each other with pneumatic operated valve (3-2) by stop valve, one way valve, and pneumatic operated valve (3-1) links to each other with electromagnetic valve (3-3).
4. fracture acidizing working solution dynamic filtration instrument according to claim 1, it is characterized in that described back pressure control system (4) is made up of back-pressure valve (4-1), buffer container (4-2) and backpressure pump (4-3), back-pressure valve (4-1) lower end links to each other with metering system (5), the upper end links to each other with buffer container (4-2), and buffer container (4-2) links to each other with backpressure pump (4-3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202156219U CN201687470U (en) | 2010-06-04 | 2010-06-04 | Dynamic filtration instrument of fracture acidizing working solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202156219U CN201687470U (en) | 2010-06-04 | 2010-06-04 | Dynamic filtration instrument of fracture acidizing working solution |
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| Publication Number | Publication Date |
|---|---|
| CN201687470U true CN201687470U (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202156219U Expired - Fee Related CN201687470U (en) | 2010-06-04 | 2010-06-04 | Dynamic filtration instrument of fracture acidizing working solution |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841045A (en) * | 2012-08-24 | 2012-12-26 | 中国石油天然气集团公司 | Impervious barrier permeability coefficient detection device and method |
| CN104391079A (en) * | 2014-10-16 | 2015-03-04 | 中国海洋石油总公司 | Dynamic test method of reservoir protection effect of oil and gas well operating fluid |
| CN104453871A (en) * | 2014-10-16 | 2015-03-25 | 中国海洋石油总公司 | Static testing method for working fluid reservoir protection effect of oil gas well |
| CN104677778A (en) * | 2014-12-22 | 2015-06-03 | 中国石油大学(华东) | Device and method for evaluating temporarily freezing plugging properties of coalbed methane in process of fracturing |
| CN104914012A (en) * | 2015-07-01 | 2015-09-16 | 中国华能集团清洁能源技术研究院有限公司 | Carbon dioxide no-water fracturing fluid filtration characteristics test system and test method |
| CN108287123A (en) * | 2018-02-05 | 2018-07-17 | 中国石油大学(华东) | A kind of measurement CO2The visualization device and method of solid-carrying performance under the conditions of fracturing fluid high pressure dynamic filtration |
| CN109709266A (en) * | 2018-12-03 | 2019-05-03 | 中国石油集团川庆钻探工程有限公司 | A kind of straight well stratified reservoir flowing simulated experiment device and method |
-
2010
- 2010-06-04 CN CN2010202156219U patent/CN201687470U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841045A (en) * | 2012-08-24 | 2012-12-26 | 中国石油天然气集团公司 | Impervious barrier permeability coefficient detection device and method |
| CN102841045B (en) * | 2012-08-24 | 2014-09-24 | 中国石油天然气集团公司 | Impervious barrier permeability coefficient detection device and method |
| CN104391079A (en) * | 2014-10-16 | 2015-03-04 | 中国海洋石油总公司 | Dynamic test method of reservoir protection effect of oil and gas well operating fluid |
| CN104453871A (en) * | 2014-10-16 | 2015-03-25 | 中国海洋石油总公司 | Static testing method for working fluid reservoir protection effect of oil gas well |
| CN104453871B (en) * | 2014-10-16 | 2017-04-05 | 中国海洋石油总公司 | Oil gas well working fluid reservoir protection effect static testing |
| CN104677778A (en) * | 2014-12-22 | 2015-06-03 | 中国石油大学(华东) | Device and method for evaluating temporarily freezing plugging properties of coalbed methane in process of fracturing |
| CN104914012A (en) * | 2015-07-01 | 2015-09-16 | 中国华能集团清洁能源技术研究院有限公司 | Carbon dioxide no-water fracturing fluid filtration characteristics test system and test method |
| CN108287123A (en) * | 2018-02-05 | 2018-07-17 | 中国石油大学(华东) | A kind of measurement CO2The visualization device and method of solid-carrying performance under the conditions of fracturing fluid high pressure dynamic filtration |
| CN108287123B (en) * | 2018-02-05 | 2020-09-15 | 中国石油大学(华东) | CO under dynamic filtration2Fracturing fluid sand-carrying visual testing device and method |
| CN109709266A (en) * | 2018-12-03 | 2019-05-03 | 中国石油集团川庆钻探工程有限公司 | A kind of straight well stratified reservoir flowing simulated experiment device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101229 Termination date: 20180604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |