CN201705325U - Fine layering water injection flow testing and allocating device for directional well - Google Patents
Fine layering water injection flow testing and allocating device for directional well Download PDFInfo
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- CN201705325U CN201705325U CN2010201990932U CN201020199093U CN201705325U CN 201705325 U CN201705325 U CN 201705325U CN 2010201990932 U CN2010201990932 U CN 2010201990932U CN 201020199093 U CN201020199093 U CN 201020199093U CN 201705325 U CN201705325 U CN 201705325U
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- electromagnetic flowmeter
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000002347 injection Methods 0.000 title claims abstract description 35
- 239000007924 injection Substances 0.000 title claims abstract description 35
- 238000012360 testing method Methods 0.000 title abstract description 31
- 238000000034 method Methods 0.000 claims description 34
- 230000004907 flux Effects 0.000 claims description 12
- 208000015181 infectious disease Diseases 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 2
- 210000000078 claw Anatomy 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 1
- 239000002356 single layer Substances 0.000 abstract 1
- 238000010998 test method Methods 0.000 description 4
- 230000003467 diminishing effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000013500 data storage Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002332 oil field water Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
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Abstract
A flow testing and allocating device for fine stratified water injection of a directional well is applied to water injection and oil extraction of an oil field. The oil pipe column is connected with an eccentric water distributor, the oil pipe connected with the lower end of the eccentric water distributor is provided with a packer, the inner wall of the oil pipe is fixed with an annular limiter, the lower end of an upper electromagnetic flowmeter is connected with a data acquisition and processing memory and a lower electromagnetic flowmeter in the eccentric water distributor, the lower end of the lower electromagnetic flowmeter is connected with a weighting pipe, the outer wall of the weighting pipe is fixed with a positioning support claw, and the positioning support claw is supported on the upper plane of the annular limiter. The effect is as follows: the test device can realize the stratified water injection test of single-layer direct measurement so as to achieve the fine test of the stratified water injection flow of the directional well, and is suitable for the test and allocation of the water injection flow of the directional well.
Description
Technical field
The utility model relates to oil recovery technique field, oil field, and particularly the down-hole special tool of water flood recovery is the eccentric flux of separated-zone water infection test of an a kind of directional well deployment device.
Background technology
In the oilfield water extraction process, need carry out injection flow test and allotment.Existing eccentric seperated layer water injection pressure flow method of testing has: (1) diminishing method, this method are that the dispensing well is carried out non-collective flow test fluid flow flow velocity, calculate each laminar flow amount with diminishing method again, and the job site is the injection well downhole flow regulator main channel, adopt steel wire operation.(2) afflux method of testing, this method are each layer of dispensing well to be carried out individual layer directly survey, and directly obtain each laminar flow amount, and measuring accuracy is higher.This class testing must have seal section to cooperate.This method is to carry out operation with cable.More than two kinds of methods all have different shortcomings: diminishing method will just can obtain each laminar flow amount by calculating, and can produce error so keep away in the measuring process unavoidably; The afflux method of testing adopts cable to carry out operation, and pulling power is restricted.Directional well pulling power is bigger, and the water filling precision when higher above two kinds of method of testings be to realize.
The utility model content
The purpose of this utility model is: the meticulous flux of separated-zone water infection test of a kind of directional well deployment device is provided, and G.I.H can be realized the seperated layer water injection test that individual layer is directly surveyed, to reach the DCO detailed checkout of directional well flux of separated-zone water infection.Overcoming existing means of testing uses in the meticulous water filling of directional well and is restricted.
The technical solution adopted in the utility model is: the meticulous flux of separated-zone water infection test of directional well deployment device, mainly form by oil pipe, last electromagnetic flowmeter, eccentric injection mandrel, blanking plug, data acquisition process memory, following electromagnetic flowmeter, positioning supports pawl, weighting tube and stop, in tubing string, be connected with eccentric injection mandrel, blanking plug is arranged in eccentric injection mandrel eccentric indoor.Lower end at eccentric injection mandrel is connected with oil pipe, packer is arranged, the annular space between packer packing oil removal pipe and the sleeve pipe on the oil pipe of eccentric injection mandrel lower end connection.It is characterized in that: on the tube inner wall of eccentric injection mandrel lower end, be fixed with the annular stop device.Last electromagnetic flowmeter lower end is connected with the data acquisition process memory, is connected with electromagnetic flowmeter down in the lower end of data acquisition process memory, and the position of last electromagnetic flowmeter, data acquisition process memory and following electromagnetic flowmeter is in eccentric injection mandrel; Lower end at following electromagnetic flowmeter is connected with weighting tube, is fixed with the positioning supports pawl on the outer wall of weighting tube, and the positioning supports pawl is supported on the last plane of annular stop device.
The upper end sidewall of last electromagnetic flowmeter is evenly distributed with the electromagnetic flowmeter inlet, in the last electromagnetic flowmeter inner chamber flow transmitter is arranged, and is evenly distributed with the electromagnetic flowmeter outlet at last electromagnetic flowmeter lower end side wall; The upper end sidewall of following electromagnetic flowmeter is evenly distributed with down the electromagnetic flowmeter inlet, in the following electromagnetic flowmeter inner chamber flow transmitter is arranged, electromagnetic flowmeter outlet under electromagnetic flowmeter lower end sidewall is evenly distributed with down;
Flow transmitter links by the input of data line and data acquisition process memory, is fixed with rechargeable battery in the data acquisition process memory, and rechargeable battery is connected with flow transmitter with the data acquisition process memory by lead.
The operating principle of the meticulous flux of separated-zone water infection test of directional well deployment device: consult Fig. 1.5 pairs of last electromagnetic flowmeters inject and carry out flow rate test before water enters water filling layer 17, and test mode is a non-collective flow, and test value is a fluid-flow rate, and the result who obtains is the rate of flow of fluid of the whole water filling layers of test string.Test result is transferred to data acquisition process memory 9 by data wire, and flow velocity is converted to flow.11 pairs of following electromagnetic flowmeters carry out flow rate test below the flow meter, test mode is a non-collective flow, and test value is a fluid-flow rate, and the result who obtains is the rate of flow of fluid of the following water filling layer 17 of electromagnetic flowmeter below 11.Test result is transferred to the analog-digital converter on ground by data wire, and analog-digital converter receives flow signal and converts thereof into the treated device of data signal and handles, and data acquisition process memory 9 converts flow velocity to flow.Then the last electromagnetic flowmeter 5 that obtains and the flow value of following electromagnetic flowmeter 11 are carried out Mathematical treatment, obtain measuring the injected water volume of water filling layer 17, realize the direct measurement of individual layer flow.
Data after processor processing will be handled deposit data storage in.When the measurement task is finished and when need adding data, the data that processor will be stored in the data storage are exported through output interface, this output signal can be by Hui ethnic group's instrument draw flow and time relation curve, or outputs to computer and carry out more deep analysis.
The beneficial effects of the utility model: the meticulous flux of separated-zone water infection of the utility model directional well test deployment device, can realize the seperated layer water injection test technology that individual layer is directly surveyed, reaching the DCO detailed checkout of directional well flux of separated-zone water infection,
Description of drawings
Fig. 1 is the meticulous flux of separated-zone water infection test of a utility model directional well deployment device structural profile schematic diagram.
Among the figure, 1. oil pipe, 2. sleeve pipe, 3. fishing head is 4. gone up the electromagnetic flowmeter inlet, 5. goes up electromagnetic flowmeter, 6. go up the electromagnetic flowmeter outlet, 7. eccentric injection mandrel, 8. blanking plug, 9. the data acquisition process memory 10. plays the electromagnetic flowmeter inlet, 11. times electromagnetic flowmeters, 12. following electromagnetic flowmeter outlet, 13. positioning supports pawls, 14. weighting tubes, 15. stop, 16. packers, 17. water filling layers.
The specific embodiment
Embodiment 1: with the meticulous flux of separated-zone water infection test of a directional well deployment device is example, and the utility model is described in further detail.
Consult Fig. 1.The meticulous flux of separated-zone water infection test of the utility model directional well deployment device mainly is made up of oil pipe 1, last electromagnetic flowmeter 5, eccentric injection mandrel 7, blanking plug 8, data acquisition process memory 9, following electromagnetic flowmeter 11, positioning supports pawl 13, weighting tube 14 and stop 15.Be connected with an eccentric injection mandrel 7 in tubing string, the position of eccentric injection mandrel 7 is relative with top water filling layer 17.A blanking plug 8 is arranged in eccentric injection mandrel 7 eccentric indoor.
Be connected with oil pipe 1 in the lower end of eccentric injection mandrel 7, two cover packers 16 arranged, the annular space between packer 16 packing oil pipes 1 and the sleeve pipe 2 on the oil pipe 1 of eccentric injection mandrel 7 lower ends connection.On oil pipe 1 inwall of eccentric injection mandrel 7 lower ends, be fixed with an annular stop device 15.Last electromagnetic flowmeter 5 lower ends are connected with data acquisition process memory 9, are connected with electromagnetic flowmeter 11 down in the lower end of data acquisition process memory 9.The position of last electromagnetic flowmeter 5, data acquisition process memory 9 and following electromagnetic flowmeter 11 is in eccentric injection mandrel 7.Lower end at following electromagnetic flowmeter 11 is connected with weighting tube 14, is fixed with positioning supports pawl 13 on the outer wall of weighting tube 14, and positioning supports pawl 13 is supported on the last plane of annular stop device 15.
The upper end sidewall of last electromagnetic flowmeter 5 is evenly distributed with electromagnetic flowmeter inlet 4, in last electromagnetic flowmeter 5 inner chambers flow transmitter is arranged, and is evenly distributed with electromagnetic flowmeter outlet 6 at last electromagnetic flowmeter 5 lower end sidewalls; The upper end sidewall of following electromagnetic flowmeter 11 is evenly distributed with down electromagnetic flowmeter inlet 10, in following electromagnetic flowmeter 11 inner chambers flow transmitter is arranged, electromagnetic flowmeter outlet 12 under electromagnetic flowmeter 11 lower end sidewalls are evenly distributed with down.
Flow transmitter links by the input of data line and data acquisition process memory 9, is fixed with rechargeable battery in the data acquisition process memory 9, and rechargeable battery is connected with flow transmitter with data acquisition process memory 9 by lead.
When salvaging, adopt the wire rope fisher to be connected with the fishing head 3 of last electromagnetic flowmeter 5 upper ends, on carry wire rope, can realize that a complete set tests the salvaging of deployment device.
Two meters measure and the data downhole stored has realized that the seperated layer water injection individual layer of directional well, deep-well directly surveys technology.
Claims (1)
1. the meticulous flux of separated-zone water infection of directional well is tested deployment device, mainly by oil pipe (1), last electromagnetic flowmeter (5), eccentric injection mandrel (7), blanking plug (8), data acquisition process memory (9), following electromagnetic flowmeter (11), positioning supports pawl (13), weighting tube (14) and stop (15) are formed, in tubing string, be connected with eccentric injection mandrel (7), blanking plug (8) is arranged in eccentric injection mandrel (7) eccentric indoor, be connected with oil pipe (1) in the lower end of eccentric injection mandrel (7), on the oil pipe (1) of eccentric injection mandrel (7) lower end connection, packer (16) arranged; It is characterized in that: on oil pipe (1) inwall of eccentric injection mandrel (7) lower end, be fixed with annular stop device (15), last electromagnetic flowmeter (5) lower end is connected with data acquisition process memory (9), be connected with electromagnetic flowmeter (11) down in the lower end of data acquisition process memory (9), the position of last electromagnetic flowmeter (5), data acquisition process memory (9) and following electromagnetic flowmeter (11) is in eccentric injection mandrel (7); Lower end at following electromagnetic flowmeter (11) is connected with weighting tube (14), is fixed with positioning supports pawl (13) on the outer wall of weighting tube (14), and positioning supports pawl (13) is supported on the last plane of annular stop device (15);
The upper end sidewall of last electromagnetic flowmeter (5) is evenly distributed with electromagnetic flowmeter inlet (4), in last electromagnetic flowmeter (5) inner chamber flow transmitter is arranged, and is evenly distributed with electromagnetic flowmeter outlet (6) at last electromagnetic flowmeter (5) lower end sidewall; The upper end sidewall of following electromagnetic flowmeter (11) is evenly distributed with down electromagnetic flowmeter inlet (10), in following electromagnetic flowmeter (11) inner chamber flow transmitter is arranged, electromagnetic flowmeter outlet (12) under electromagnetic flowmeter (11) lower end sidewall is evenly distributed with down;
Flow transmitter links by the input of data line and data acquisition process memory (9), the data acquisition process memory is fixed with rechargeable battery in (9), and rechargeable battery is connected with flow transmitter with data acquisition process memory (9) by lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201990932U CN201705325U (en) | 2010-05-18 | 2010-05-18 | Fine layering water injection flow testing and allocating device for directional well |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201990932U CN201705325U (en) | 2010-05-18 | 2010-05-18 | Fine layering water injection flow testing and allocating device for directional well |
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| Publication Number | Publication Date |
|---|---|
| CN201705325U true CN201705325U (en) | 2011-01-12 |
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| CN2010201990932U Expired - Lifetime CN201705325U (en) | 2010-05-18 | 2010-05-18 | Fine layering water injection flow testing and allocating device for directional well |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314537A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Zonal injection allocator with inner magnetic flow meters and wireless charge and transmission functions and use method of injection allocator |
| CN104314535A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Zonal injection allocator with inner magnetic flow meters and butting charge and wireless transmission functions and use method of injection allocator |
| CN104563985A (en) * | 2014-12-23 | 2015-04-29 | 中国石油天然气股份有限公司 | Digital separate injection test allocation system and method |
| CN109577932A (en) * | 2019-01-10 | 2019-04-05 | 中国石油天然气股份有限公司 | Water injection well remote monitoring and automatic control system and method |
-
2010
- 2010-05-18 CN CN2010201990932U patent/CN201705325U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314537A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Zonal injection allocator with inner magnetic flow meters and wireless charge and transmission functions and use method of injection allocator |
| CN104314535A (en) * | 2014-08-18 | 2015-01-28 | 哈尔滨工业大学 | Zonal injection allocator with inner magnetic flow meters and butting charge and wireless transmission functions and use method of injection allocator |
| CN104563985A (en) * | 2014-12-23 | 2015-04-29 | 中国石油天然气股份有限公司 | Digital separate injection test allocation system and method |
| CN104563985B (en) * | 2014-12-23 | 2017-02-22 | 中国石油天然气股份有限公司 | Digital separate injection test allocation system and method |
| CN109577932A (en) * | 2019-01-10 | 2019-04-05 | 中国石油天然气股份有限公司 | Water injection well remote monitoring and automatic control system and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110112 |
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| CX01 | Expiry of patent term |