CN208203249U - Convenient portable online acidizing device - Google Patents
Convenient portable online acidizing device Download PDFInfo
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- CN208203249U CN208203249U CN201820174526.5U CN201820174526U CN208203249U CN 208203249 U CN208203249 U CN 208203249U CN 201820174526 U CN201820174526 U CN 201820174526U CN 208203249 U CN208203249 U CN 208203249U
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- pressure
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- water
- centrifugal pump
- high pressure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 239000002253 acid Substances 0.000 claims description 30
- 239000000243 solution Substances 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 230000008676 import Effects 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000020477 pH reduction Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 101100298225 Caenorhabditis elegans pot-2 gene Proteins 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000000638 stimulation Effects 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000003137 locomotive effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000009096 changqing Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model provides a portable mobile online acidification device, including the sled seat, be provided with sour jar, water pitcher, high-pressure plunger pump, high-pressure needle valve, centrifugal pump, high pressure flow automatic control appearance, variable frequency control cabinet and pressure transmitter on the sled seat, sour jar and water pitcher are connected in the one end of trunk line through connecting tube respectively, and the other end of trunk line loops through high-pressure plunger pump, high-pressure needle valve, centrifugal pump, high pressure flow automatic control appearance and pressure transmitter after link to each other with the water injection well; the high-pressure plunger pump, the high-pressure flow automatic control instrument and the pressure transmitter are respectively and electrically connected to the variable-frequency control cabinet. The utility model discloses it has the structure technology complicacy, the expensive, inconvenient scheduling problem of operation maintenance to have changed original online acidizing device, adopts high-pressure anticorrosive equipment, sled dress formula structure to designed wireless transmission module and carried out automatic integrated and remote monitoring, can adapt to the water injection well of different operating modes and carry out the acidizing operation, can realize the online operation, can alleviate the intensity of labour of construction.
Description
Technical field
The utility model belongs to oil-extracting and water-injecting technology field, is related to a kind of online acidizing device of Handy movable.
Background technique
For Changqing oilfields in the waterflooding extraction of many years, Partial Block water injection pressure is high, injection allocation requirement is not achieved, augmented injection is effective
Phase is short, there is no long-acting measure.Acidification is one of the main means of well production increment, water injection well stimulation, and Acidizing Technology is exactly to infuse
It during water, is chemically reacted using the acid solution for being pumped into oil reservoir with oil reservoir mineral or cement, generates solable matter
To improve oil reservoir penetrating power or release the technology of oil layer blocking object.
Before the water filling well acidizing of offshore oilfield mainly uses conventional acidulation mode, typical operational procedure to be followed successively by injection at present
Three sections of liquid, treatment fluid, after pad liquid are set, there are acidizing units to take up a large area for the acidification mode, the acidizing treatment time is long, makees
Industry program is complicated, operating environment requires high and coordinates the problems such as difficulty is big, and the secondary frequently acidizing treatment of the more wells of water injection well is to sea
Oil field production, which is brought, to be seriously affected.Land oil field, which exists, matches liquid, transport trouble, and effective operation time is short, the big (gas of construction risk
It waits, bad environments, far away) the problems such as.
Therefore, there is an urgent need to a kind of simple and easy online acidizing devices of water injection well.
Utility model content
The problems such as that there are structure processes is complicated, expensive, operation inconvenient maintenance for existing acidizing device, this is practical new
Type, by the acidifying solution of long term and the same note of water, is released near producing well and water injection well shaft bottom using online injection device with acid solution
Pollution, remove the blocking substance in hole or crack, or improve stratum pre-existent pore or crack, release the depth side of reservoir
To blocking, improve reservoir intake profile, in-place permeability is improved, to realize the mesh of well production increment (or water injection well stimulation)
's.
For this purpose, technical solution used by the utility model is as follows:
A kind of online acidizing device of Handy movable, including skid are provided with sour tank, water pot, high-pressure column in the skid
Fill in pump, high pressure needle valve, centrifugal pump, high pressure flow auto-controlling apparatus, frequency-conversion control cabinet and pressure transmitter, the acid tank and water pot point
Be not connected to one end of main pipeline by connecting line, the other end of main pipeline pass sequentially through high-pressure plunger pump, high pressure needle valve,
It is connected after centrifugal pump, high pressure flow auto-controlling apparatus and pressure transmitter with water injection well；The high-pressure plunger pump, high pressure flow auto-controlling
Instrument, pressure transmitter are electrically connected on frequency-conversion control cabinet.
It is described acid tank, water pot bottom connecting line on be equipped with ball valve and flowmeter.
Check valve is connected between the high pressure flow auto-controlling apparatus and pressure transmitter.
Water inlet is additionally provided in the skid, water inlet is connected to through pipeline with water pot by union connector.
Acid solution import is additionally provided in the skid, acid solution import is connected through pipeline with centrifugal pump by union connector, is centrifuged
Pump is connected to by pipeline with sour tank.
Connecting pipeline between the centrifugal pump and sour tank, which is equipped with, switches valve.
The frequency-conversion control cabinet is wirelessly connected station control platform.
The utility model has the advantage that
The utility model changes original online acidizing device there are structure processes complicated, expensive, operation maintenance not
Just the problems such as, using high pressure corrosion resistant equipment, skid-mounted type structure, and devises wireless transport module to carry out automation integrated and long-range
Monitoring, the water injection well for being adapted to different operating conditions carries out acidizing treatment, it can be achieved that online assignment, can reduce the labour of construction
Intensity.
Detailed description of the invention
Fig. 1 is the online acidizing device structural schematic diagram of Handy movable.
Description of symbols:
1, sour tank；2, water pot；3, ball valve；4, flowmeter；5, high-pressure plunger pump；6, high pressure needle valve；7, centrifugal pump；8, high
Press automatic flow controller；9, check valve；10, frequency-conversion control cabinet；11 pressure transmitters；12, main pipeline；13, water inlet；14, acid solution
Import；15, valve is switched.
Specific embodiment
Embodiment 1
As shown in Figure 1, a kind of online acidizing device of Handy movable, including locomotive, acid is provided on the locomotive
Tank 1, water pot 2, high-pressure plunger pump 5, high pressure needle valve 6, centrifugal pump 7, high pressure flow auto-controlling apparatus 8, frequency-conversion control cabinet 10 and pressure
Transmitter 11, the acid tank 1 and water pot 2 are connected to one end of main pipeline 12 by connecting line respectively, main pipeline 12 it is another
End pass sequentially through after high-pressure plunger pump 5, high pressure needle valve 6, centrifugal pump 7, high pressure flow auto-controlling apparatus 8 and pressure transmitter 11 with note
Well is connected；The high-pressure plunger pump 5, high pressure flow auto-controlling apparatus 8, pressure transmitter 11 are electrically connected in frequency-conversion control cabinet 10
On.
Frequency-conversion control cabinet 10 uses explosion-proof route, is able to achieve the adjusting of start and stop to high-pressure plunger pump, electric machine frequency, acquisition
Data realize the remote real-time monitoring of field data by wireless transport module.
The utility model changes original online acidizing device there are structure processes complicated, expensive, operation maintenance not
Just the problems such as, using high pressure corrosion resistant equipment, skid-mounted type structure, and devises wireless transport module to carry out automation integrated and long-range
Monitoring, the water injection well for being adapted to different operating conditions carries out acidizing treatment, it can be achieved that online assignment, can reduce the labour of construction
Intensity.
Embodiment 2
On the basis of embodiment 1, the sour tank 1,2 bottom of water pot connecting line on be equipped with ball valve 3 and flowmeter
4；The ball valve 3 has the function of to control acid solution (or water) flow and opens and closes pipe passage；There is the flowmeter 4 metering to match
The percentage function of sour (or water) in mixed liquor processed.
Water inlet 13 is additionally provided in the skid, water inlet 13 is connected to through pipeline with water pot 2 by union connector.The sled
Acid solution import 14 is additionally provided on seat, acid solution import 14 is connected through pipeline with centrifugal pump 7 by union connector, and centrifugal pump 7 passes through pipe
Line is connected to sour tank 1, and the connecting pipeline between centrifugal pump 7 and sour tank 1 is equipped with and switches valve 15.
The sour tank 1 has the function of to store acid solution etc., acid solution by vehicle knapsack roping to scene, by special purpose interface by
Centrifugal pump 7 is sent into sour tank 1 by switching valve；The water pot 2 has the energy of storage water, and water source can be passed through by special purpose interface
Ball valve control plus water water pot；The high-pressure plunger pump 5 has the function of pressure-increasing unit acid solution to stratum；The high pressure needle-like
Valve 6 has regulatory function, and cooperation return valve is built the pressure and emptied operation.The centrifugal pump 7 has the function of to convey acid solution, acid
After liquid is transported to scene, high-pressure plunger pump is sent by centrifugal pump by special purpose interface, or control by ball valve and be sent into sour tank.
Check valve 9 is connected between the high pressure flow auto-controlling apparatus 8 and pressure transmitter 11；The high pressure flow auto-controlling
Instrument 8 is magneto-electric high pressure flow auto-controlling apparatus, and magneto-electric high pressure flow auto-controlling apparatus 8 has the function that can display real-time well head pipeline flow
Can, flow can be controlled and be adjusted by hand control valve；When there is the check valve 9 high-pressure plunger pump to stop note, well is prevented
The function of mouth liquid reflux；The pressure transmitter 11 has the function of can display real-time each well line pressure.
Embodiment 3
On the basis of the above embodiments, online acidizing treatment uses hydrochloric acid, mud acid, chelated acid or other acid solutions, acid solution
It is mixed according to a certain percentage with water, using tank-transport truck roping to scene, by union connector, high-pressure column is sent by centrifugal pump 7
Plug pumps 5, will control the access and disconnection of pipeline by adjusting high-pressure needle valve 6 after pressure-raising, and utilize high pressure flow auto-controlling apparatus
8 adjust and set injection flow；Pressure transmitter 11 and magneto-electric high pressure flow auto-controlling apparatus 8 can display real-time well head pipeline pressure
And flow, frequency-conversion control cabinet 10 uses explosion-proof route, and frequency-conversion control cabinet is wirelessly connected station control platform, is able to achieve to high-pressure plunger
The start and stop of pump, the adjusting of electric machine frequency, acquiring data by wireless transport module realizes the long-range real-time prison of field data
Control.
The acid tank 1,2 bottom of water pot are equipped with ball valve 3 and flowmeter 4, by opening the dense of the adjustable acid solution of ball valve 3
Degree and pH value；The acid solution mixed with water can inject stratum by high-pressure plunger pump 5.
In addition, sour tank and water pot can fill water, it is used to the internal residuals acid solutions such as flushing pipe, valve, flowmeter.
The utility model, by the acidifying solution of long term and the same note of water, releases producing well with acid solution using online injection device
With the pollution near water injection well shaft bottom, the blocking substance in hole or crack is removed, or improves stratum pre-existent pore or crack,
Release reservoir depth direction blocking, improve reservoir intake profile, improve in-place permeability, thus realize well production increment (or
Water injection well stimulation) purpose, operation efficiently it is convenient, mitigate operation intensity.
Claims (7)
1. a kind of online acidizing device of Handy movable, including skid, it is characterised in that: be provided in the skid sour tank (1),
Water pot (2), high-pressure plunger pump (5), high pressure needle valve (6), centrifugal pump (7), high pressure flow auto-controlling apparatus (8), frequency-conversion control cabinet
(10) and pressure transmitter (11), the acid tank (1) and water pot (2) are connected to the one of main pipeline (12) by connecting line respectively
End, the other end of main pipeline (12) pass sequentially through high-pressure plunger pump (5), high pressure needle valve (6), centrifugal pump (7), high pressure flow certainly
Control instrument (8) and pressure transmitter (11) are connected with water injection well afterwards；The high-pressure plunger pump (5), high pressure flow auto-controlling apparatus (8), pressure
Power transmitter (11) is electrically connected on frequency-conversion control cabinet (10).
2. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: the acid tank (1), water
Ball valve (3) and flowmeter (4) are equipped on the connecting line of tank (2) bottom.
3. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: the high pressure flow is certainly
Check valve (9) are connected between control instrument (8) and pressure transmitter (11).
4. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: also set in the skid
Have water inlet (13), water inlet (13) is connected to through pipeline with water pot (2) by union connector.
5. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: also set in the skid
Have acid solution import (14), acid solution import (14) is connected through pipeline with centrifugal pump (7) by union connector, and centrifugal pump (7) passes through pipe
Line is connected to sour tank (1).
6. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: the centrifugal pump (7)
Connecting pipeline between sour tank (1), which is equipped with, switches valve (15).
7. the online acidizing device of a kind of Handy movable according to claim 1, it is characterised in that: the frequency-conversion control cabinet
(10) it is wirelessly connected station control platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174526.5U CN208203249U (en) | 2018-01-31 | 2018-01-31 | Convenient portable online acidizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174526.5U CN208203249U (en) | 2018-01-31 | 2018-01-31 | Convenient portable online acidizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208203249U true CN208203249U (en) | 2018-12-07 |
Family
ID=64534562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820174526.5U Active CN208203249U (en) | 2018-01-31 | 2018-01-31 | Convenient portable online acidizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208203249U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552670A (en) * | 2019-08-16 | 2019-12-10 | 中国石油天然气股份有限公司 | Block overall profile adjusting device and method for oil field |
| CN111502617A (en) * | 2020-03-25 | 2020-08-07 | 中国海洋石油集团有限公司 | Long-term online intelligent blockage removing system for water injection well |
-
2018
- 2018-01-31 CN CN201820174526.5U patent/CN208203249U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552670A (en) * | 2019-08-16 | 2019-12-10 | 中国石油天然气股份有限公司 | Block overall profile adjusting device and method for oil field |
| CN111502617A (en) * | 2020-03-25 | 2020-08-07 | 中国海洋石油集团有限公司 | Long-term online intelligent blockage removing system for water injection well |
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