CN208040356U - A kind of device measuring acid-soluble oil gas field different polyaniline/TiO2 coating adhesion anti-corrosion ability - Google Patents
A kind of device measuring acid-soluble oil gas field different polyaniline/TiO2 coating adhesion anti-corrosion ability Download PDFInfo
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- CN208040356U CN208040356U CN201820557764.4U CN201820557764U CN208040356U CN 208040356 U CN208040356 U CN 208040356U CN 201820557764 U CN201820557764 U CN 201820557764U CN 208040356 U CN208040356 U CN 208040356U
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- ball valve
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- storage tank
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Abstract
The utility model is related to a kind of measurement acid-soluble oil gas field different polyaniline/TiO of Oil-Gas Field Development Engineering technical field2The device of coating adhesion anti-corrosion ability, it is mainly by methane storage tank, ball valve A, gas flowmeter A, gas flowmeter B, ball valve B, hydrogen sulfide storage tank, ball valve C, mixed gas import, air intlet plus sodium chloride funnel, ball valve D, gas flowmeter C, electromagnetic air pump, X70 pipes, air pump, polyaniline/TiO2Coating, pressure monitor system, pressure sensor, can visible joint, mixture outlet, ball valve E, ball valve F and sodium hydroxide storage tank composition.Electromagnetic air pump is connected with gas flowmeter C, ball valve D plus sodium chloride funnel and air intlet successively.The utility model simulation effect is good, to six kinds of grade polyaniline/TiO2Coating adhesion carries out experimental study, has obtained optimum operating condition.
Description
Technical field
The utility model is related to a kind of measurement acid-soluble oil gas field different polyaniline of Oil-Gas Field Development Engineering technical field/
TiO2The device of coating adhesion anti-corrosion ability.
Background technology
Coating adhesion refers to the ability be combineding with each other between coating and coated article surface or between coating and coating.Coating
The quality of adhesive force depend primarily on coating and coated article surface binding force and coating decoration surface treatment quality the two
Factor.During exploitation of oil-gas field, the chlorion in the hydrogen sulfide gas and water flooding that contain in reservoir is to X70 steel tubings
It causes to corrode.Polyaniline has the electronics that synthesis material is of low cost, scratch resistance capability is strong, pitting corrosion resistant performance is strong and can easily be accommodated
The advantages that state；TiO2As a kind of nontoxic metal oxide, have electric charge carrier bearing capacity, excellent chemistry and optics steady
The advantages that qualitative.By polyaniline and TiO2It is mutually compound prepare a kind of modified epoxy anti-corrosive organic coatings, i.e., polyaniline/
TiO2Coating；This coating, which is coated directly on X70 steel tube inner wall, can effectively inhibit sulphur in the development process of acid-soluble oil gas field
The corrosion for changing hydrogen and chlorion provides antisepsis to X70 steel oil pipes.But for polyaniline/TiO2Coating adhesion have 0~
5 this six grades, different grades of coating adhesion make the anti-corrosion ability of X70 steel oil pipes be different.Therefore, for different
Polyaniline/TiO2Coating adhesion behaves oneself best to the anti-corrosion ability of X70 steel oil pipes, and making its service life longest, it is necessary to carry out
Invent a kind of device progress experimental study；If a kind of measurement acid-soluble oil gas field different polyaniline/TiO can be invented2Coating adhesion
The device of anti-corrosion ability carries out experimental study to the anti-corrosion ability of X70 steel oil pipes, this will carry out X70 steel oil pipe anti-corrosives to scene
Engineering, which provides, directs meaning concretely.
Invention content
The utility model aim is：Provide a kind of measurement acid-soluble oil gas field different polyaniline/TiO2Coating adhesion is anti-
The device of rotten ability.
Technical solution used by the utility model is：
A kind of measurement acid-soluble oil gas field different polyaniline/TiO of the utility model2The device of coating adhesion anti-corrosion ability,
Mainly by methane storage tank, ball valve A, gas flowmeter A, gas flowmeter B, ball valve B, hydrogen sulfide storage tank, ball valve C, mixed gas
Import, air intlet plus sodium chloride funnel, ball valve D, gas flowmeter C, electromagnetic air pump, X70 pipes, air pump, polyphenyl
Amine/TiO2Coating, pressure monitor system, pressure sensor, can visible joint, mixture outlet, ball valve E, ball valve F and hydroxide
Sodium storage tank forms.Electromagnetic air pump is connected with gas flowmeter C, ball valve D plus sodium chloride funnel and air intlet successively；First
After alkane storage tank is connected with ball valve A, gas flowmeter A, the lines in parallel that is linked to be with hydrogen sulfide storage tank, ball valve B, gas flowmeter B
It is connected together with ball valve C, mixed gas import afterwards；Mixture outlet, ball valve E, air pump, air intlet and X70 pipes are formed
One circulation loop.X70 pipe materials are X70 steel, diameter 101.6mm long 1.5m；In the upper left quarter and lower left quarter of X70 pipes
It is respectively equipped with a pressure sensor, is connected with pressure monitor system；Ball valve used in whole device is all identical ball valve, whole
Gas flowmeter used in a device is all identical flowmeter.Can visible joint using can opening type design, polyaniline/TiO2
Coating is applied to the inner wall of X70 pipes, in measurement process use to 0~5 six kinds of adhesive force coatings, mixed gas import, air into
Mouthful be two diameters be all 25mm import, 1.5 times of a diameter of air intlet of mixture outlet.Methane in methane storage tank
Gas simulates the methane gas in reservoir under actual condition, reservoir under the hydrogen sulfide gas simulation actual condition in hydrogen sulfide storage tank
Interior hydrogen sulfide gas, the foreign gas contained in reservoir under the air simulation actual condition that electromagnetic air pump generates, chlorination
Change the chlorion contained in corrosive medium under the simulation actual condition of the chlorion in sodium funnel, polyaniline/TiO2Coating and reality
Corrosion-inhibiting coating used is identical under operating mode.
The advantages of the utility model：It is good to simulate effect, to six kinds of grade polyaniline/TiO2Coating adhesion carries out experiment and grinds
Study carefully, obtained optimum operating condition, hydrogen sulfide is subjected to absorption environmental protection after experiment.
Description of the drawings
Fig. 1 is a kind of measurement acid-soluble oil gas field different polyaniline/TiO of the utility model2Coating adhesion anti-corrosion ability
The structural schematic diagram of device.
In figure：1. methane storage tank, 2. ball valve A, 3. gas flowmeter A, 4. gas flowmeter B, 5. ball valve B, 6. hydrogen sulfide
Storage tank, 7. ball valve C, 8. mixed gas imports, 9. air intlets, 10. add sodium chloride funnel, 11. ball valve D, 12. gas flows
Count C, 13. electromagnetic air pumps, 14.X70 pipes, 15. air pumps, 16. polyanilines/TiO2Coating, 17. pressure monitor systems,
18. pressure sensor, 19. can visible joint, 20. mixture outlets, 21. ball valve E, 22. ball valve F, 23. sodium hydroxide storage tanks.
Specific implementation mode
The utility model is described further below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of measurement acid-soluble oil gas field different polyaniline/TiO of the utility model2Coating adhesion anti-corrosion energy
The device of power, mainly by methane storage tank 1, ball valve A2, gas flowmeter A3, gas flowmeter B4, ball valve B5, hydrogen sulfide storage tank 6,
Ball valve C7, mixed gas import 8, air intlet 9 plus sodium chloride funnel 10, ball valve D11, gas flowmeter C12, electromagnetic type are empty
Air pump 13, X70 pipes 14, air pump 15, polyaniline/TiO2Coating 16, pressure sensor 18, can be opened pressure monitor system 17
Formula connector 19, mixture outlet 20, ball valve E21, ball valve F22 and sodium hydroxide storage tank 23 form.Electromagnetic air pump 13 is successively
It is connected with gas flowmeter C12, ball valve D11 plus sodium chloride funnel 10 and air intlet 9；Methane storage tank 1 and ball valve A2, gas
After flowmeter A3 series connection, after the lines in parallel being linked to be with hydrogen sulfide storage tank 6, ball valve B5, gas flowmeter B4 together with ball valve C7,
Mixed gas import 8 is connected；Mixture outlet 20, ball valve E21, air pump 15, air intlet 9 and X70 pipes 14 form one
Circulation loop.
As shown in Figure 1, specific measurement experiment process is：Because entire measurement experiment has the presence of hydrogen sulfide gas,
Experiment carries out indoors, and four large beakers for filling sodium hydroxide solution are put in four corners indoors.It is first shut off ball
Valve E21 opens ball valve F22, will be coated with 0 grade of polyaniline/TiO2The X70 pipes 14 of coating measure experiment, first open methane
Storage tank 1, ball valve A2, electromagnetic air pump 13, ball valve D11 and add sodium chloride funnel 10, so that the methane gas in methane storage tank 1 is passed through
It crosses after gas flowmeter A3 meterings and enters X70 pipes 14 from mixed gas import 8, simulate the methane gas in reservoir at this time；Make
The air that electromagnetic air pump 13 generates by after gas flowmeter C12 metering and sodium chloride solution together from air intlet 9 into
Enter X70 pipes 14.Then regulation ball valve A2 apertures, it is 0.9m to make the flow that gas flowmeter A3 is shown3/h；Regulation ball valve D11
Aperture, it is 0.5m to make the flow shown in gas flowmeter C123/ h starts after mixture outlet 20 has gas to begin to flow out
Then timing 15s opens hydrogen sulfide storage tank 6 and ball valve B5, regulation ball valve B5, make the flow shown in gas flowmeter B4 be
0.1m3/h；Then start to open ball valve E21, air pump 15 after timing 10s rapidly, close ball valve F22, electromagnetic air pump 13,
Ball valve D11, methane storage tank 1, ball valve A2, ball valve B5, hydrogen sulfide storage tank 6 and ball valve C7 make mixture outlet 20, ball valve E21, sky
Air pump 15, air intlet 9 and X70 pipes 14 form a circulation loop, and cycle closes ball valve E21, air pump 15 after 30 minutes,
Open ball valve F22；Then open can visible joint 19 measure the corrosion condition and polyaniline/TiO of X70 pipes 142Coating 16
The extent of damage.Then it repeats above-mentioned experimental procedure and continues cycle stopping experiment after 30 minutes three times, record corresponding experiment
Phenomenon.Then it will be coated with 1 grade, 2 grades, 3 grades, 4 grades, 5 grades of polyaniline/TiO respectively2The X70 pipes 14 of coating repeat above-mentioned
Measurement experiment step, and carry out four times and recycle 30 minutes, record the impaired of corresponding corrosion condition, polyaniline/TiO2 coatings 16
Pressure value in degree and experimentation.Circulation time, different adhesive force polyaniline/TiO are drawn out after experiment2Coating and
Three-Dimensional Dynamic curve between pressure.Its experimental phenomena will carry out X70 steel oil pipe anti-corrosive engineerings to scene with graph of relation and carry
For specific directive significance, i.e., entire measurement experiment process terminates.
Claims (3)
1. a kind of measurement acid-soluble oil gas field different polyaniline/TiO2The device of coating adhesion anti-corrosion ability, mainly by methane storage tank
(1), ball valve A (2), gas flowmeter A (3), gas flowmeter B (4), ball valve B (5), hydrogen sulfide storage tank (6), ball valve C (7), mixed
It is empty to close gas feed (8), air intlet (9) plus sodium chloride funnel (10), ball valve D (11), gas flowmeter C (12), electromagnetic type
Air pump (13), X70 pipes (14), air pump (15), polyaniline/TiO2Coating (16), pressure monitor system (17), pressure sensing
Device (18), can visible joint (19), mixture outlet (20), ball valve E (21), ball valve F (22) and sodium hydroxide storage tank (23) group
At, it is characterised in that：Electromagnetic air pump (13) successively with gas flowmeter C (12), ball valve D (11), plus sodium chloride funnel
(10) it is connected with air intlet (9)；After methane storage tank (1) is connected with ball valve A (2), gas flowmeter A (3), with hydrogen sulfide storage tank
(6), after the lines in parallel that ball valve B (5), gas flowmeter B (4) are linked to be together with ball valve C (7), mixed gas import (8) phase
Even；Mixture outlet (20), ball valve E (21), air pump (15), air intlet (9) and X70 pipes (14) form one and are recycled back to
Road.
2. a kind of measurement acid-soluble oil gas field different polyaniline/TiO according to claim 12Coating adhesion anti-corrosion ability
Device, it is characterised in that：X70 pipes (14) material is X70 steel, diameter 101.6mm long 1.5m；Upper left in X70 pipes (14)
Portion and lower left quarter are respectively equipped with a pressure sensor (18), are connected with pressure monitor system (17)；Used in whole device
Ball valve is all identical ball valve, and the gas flowmeter used in whole device is all identical flowmeter.
3. a kind of measurement acid-soluble oil gas field different polyaniline/TiO according to claim 12Coating adhesion anti-corrosion ability
Device, it is characterised in that：Can visible joint (19) using can opening type design, polyaniline/TiO2Coating (16) is applied to X70 pipes
(14) inner wall, in measurement process use to 0~5 six kinds of adhesive force coatings, mixed gas import (8), air intlet (9) be two
A diameter is all the import of 25mm, 1.5 times of mixture outlet (20) a diameter of air intlet (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557764.4U CN208040356U (en) | 2018-04-19 | 2018-04-19 | A kind of device measuring acid-soluble oil gas field different polyaniline/TiO2 coating adhesion anti-corrosion ability |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820557764.4U CN208040356U (en) | 2018-04-19 | 2018-04-19 | A kind of device measuring acid-soluble oil gas field different polyaniline/TiO2 coating adhesion anti-corrosion ability |
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| CN208040356U true CN208040356U (en) | 2018-11-02 |
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| CN201820557764.4U Expired - Fee Related CN208040356U (en) | 2018-04-19 | 2018-04-19 | A kind of device measuring acid-soluble oil gas field different polyaniline/TiO2 coating adhesion anti-corrosion ability |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042797A (en) * | 2019-12-18 | 2020-04-21 | 中国石油天然气股份有限公司 | Oil gas well pit shaft corrosion simulation evaluation system |
-
2018
- 2018-04-19 CN CN201820557764.4U patent/CN208040356U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042797A (en) * | 2019-12-18 | 2020-04-21 | 中国石油天然气股份有限公司 | Oil gas well pit shaft corrosion simulation evaluation system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181102 Termination date: 20200419 |
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| CF01 | Termination of patent right due to non-payment of annual fee |