CN105928862A - Monitoring device and monitoring method for on-line monitoring of corrosion degree of medium injected into gas-injection well - Google Patents
Monitoring device and monitoring method for on-line monitoring of corrosion degree of medium injected into gas-injection well Download PDFInfo
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- CN105928862A CN105928862A CN201610244967.3A CN201610244967A CN105928862A CN 105928862 A CN105928862 A CN 105928862A CN 201610244967 A CN201610244967 A CN 201610244967A CN 105928862 A CN105928862 A CN 105928862A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
Abstract
The invention relates to a monitoring device and monitoring method for on-line monitoring of the corrosion degree of a medium injected into a gas-injection well, belonging to the technical field of safety of oil and gas fields. The monitoring device mainly comprises a monitoring pipeline, a corrosion inhibitor augmented injection unit, an injection medium heating unit, a corrosion monitoring unit, a data acquiring and processing device and a sampling and emptying unit. The main points of the monitoring method are that a corrosion inhibitor injector pump injects a corrosion inhibitor into the monitoring pipeline; an electric heater heats the injection medium; and the situation of corrosion of a tubular column by the injection medium is monitored by using a hanging corrosion piece, a resistor corrosion probe and an inductor corrosion probe. The apparatus is simple and convenient to install; the method is simple and convenient; a set of independent safe ground pipeline system is formed; and the apparatus and method are used for monitoring the corrosion degree of the medium injected into the gas-injection well and provide bases and guarantee for anticorrosion technology and production safety of the gas-injection well.
Description
Technical field
The present invention relates to the monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion, be used for simulating down-hole and ground operating mode bar
The part bet gas medium corrosion condition to sleeve pipe, belongs to oil gas field security technology area.
Background technology
At present, the oil reservoir development in a lot of oil field of China has been enter into middle and late stage, there is water ratio in oil well height, input-output ratio note big, conventional
Water technology is taped the latent power the problems such as difficulty, and gas injection is driven and had proved to be one and improve recovery efficiency technique efficiently.
In gas injection well, surface line and down-hole string etching problem that the corrosive medium in injected media causes are the most prominent, and oil pipe is rotten
Eating thrown hole even fracture accident takes place frequently, and shortens the service life of Oil/gas Well, causes huge security risk and economic loss.So
Periodic monitoring injects the corrosive medium corrosion condition to gas injection tube column in gas, is conducive to taking anti-corrosion measure targetedly, reduces note
The extent of corrosion of trachea post, it is ensured that safety in production.But do not have a set of monitoring gas injection well that is specifically specifically designed to inject for Mu Qian
The monitoring device of dielectric corrosion degree.
Summary of the invention
The present invention is to solve that gas injection well is kept a grip on extent of corrosion by existing cannot monitoring, it is therefore an objective to provide a kind of independent, safely, simply
Gas injection well injected media gas injection well is kept a grip on the monitoring device of extent of corrosion.
For achieving the above object, the present invention is by the following technical solutions:
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion, it is characterised in that including: corrosion inhibiter augmented injection unit, note
Enter medium heating unit, data collection processor, corrosion monitoring unit, sampling emptying unit composition, 1# stop valve, 8# cut-off
Valve, 2# stop valve, gas injection pipeline, monitoring piping inlet, monitoring pipeline outlet, monitoring pipeline.
Arranging 2# stop valve in the middle of described gas injection pipeline, gas injection pipeline import connects with monitoring piping inlet, gas injection pipeline outlet and prison
Survey pipeline outlet connects, and monitoring piping inlet is connected with monitoring pipeline by 1# stop valve, and monitoring pipeline outlet is by 8# stop valve
Connect with monitoring pipeline, monitoring pipeline successively with corrosion inhibiter augmented injection unit, injected media heating unit, corrosion detecting element and take
Sample emptying unit connects, and the corrosion inhibiter augmented injection pump outlet in corrosion inhibiter augmented injection unit is connected with monitoring pipeline by 3# stop valve, slow
Erosion agent storage tank is connected with corrosion inhibiter augmented injection pump suction line, and the electric heater inducer of injected media heating unit leads to monitoring pipeline
Crossing 4# stop valve to connect, electric heater outlet section passes through 6# stop valve with monitoring pipeline and connects, sampling blow-down pipe and monitoring pipe
Line is connected by 7# stop valve.
Described corrosion inhibiter augmented injection unit includes 3# stop valve, corrosion inhibiter augmented injection pump, corrosion inhibiter fluid reservoir.
Described injected media heating unit includes 4# stop valve, 5# stop valve, 6# stop valve, electric heater, described electric heater
Inside being provided with U-shaped electric heating tube, deflector, temperature point is arranged on electrical heating inducer lower end, and temperature controller is arranged on U-shaped electricity and adds
Heating pipe interfascicular, erection support air vent is set bottom electric heater.
Described corrosion monitoring unit includes that effusion meter, Pressure gauge, thermometer, corrosion coupon fixture, inductance probe, resistance are visited successively
Pin, described corrosion coupon fixture is made up of corrosion coupon, corrosion coupon gland, O, dormant bolt, pad, corrosion
Lacing film is processed as T-shaped, and two ends, corrosion coupon side and monitoring pipeline laminating, corrosion coupon bottom section is arc-shaped, and corrosion is hung
Fitting with corrosion coupon top bottom sheet gland, corrosion coupon gland is matched with monitoring pipeline by dormant bolt, countersunk head spiral shell
Bolt is combined with pad.
Described resistance probe is made up of protection cap, resistance probe bar, resistance probe cavity, Resistance probe, protection cap and resistance probe
Cavity is coordinated by rectangular thread, and resistance probe cavity welding is being monitored on pipeline, resistance probe masthead portion and resistance probe cavity
By threaded engagement, below the screw thread of resistance probe bar, it is provided with O RunddichtringO, scalene cone is set in the middle part of resistance probe bar and seals,
One end by the bonding insulating spacer of bonding agent, the two ends of Resistance probe, another section of insulating spacer contacts with monitoring pipeline.
Described inductance probe is mainly made up of protection cap, inductance probe bar, inductance probe cavity, inductance probe, protection cap and inductance
Probe cavity is coordinated by rectangular thread, and inductance probe cavity welding is being monitored on pipeline, inductance probe masthead portion and inductance probe
Cavity passes through threaded engagement, is provided with O RunddichtringO, arranges scalene cone in the middle part of inductance probe bar below the screw thread of inductance probe bar
Sealing, one end by the bonding insulating spacer of bonding agent, the two ends of inductance probe, one end of insulating spacer contacts with monitoring pipeline.
The described monitoring line segments in corrosion monitoring unit is arranged at absolute altitude 6-10m, and is in plumbness.
The monitoring device of described a kind of on-line monitoring gas injection well injected media extent of corrosion, it is achieved to gas injection well injected media corrosion monitoring
Method, it is characterised in that:
Before step one, test experiments, confirm that 2# stop valve, 8# stop valve, 3# stop valve, 5# stop valve, 7# stop valve are in closedown
State, 4# stop valve, 6# stop valve be in open mode；
After step 2, experiment start, open 2# stop valve, 8# stop valve；
Step 3, startup corrosion inhibiter augmented injection pump, open 3# stop valve；
Step 4, startup electrical heating, regulation electrical heating temperature is to 60-150 degree；
Step 5, open 7# stop valve, take 1-5L gas-sample analysis, after sample analysis, close 7# stop valve；
Step 6, flow meter, Pressure gauge, thermometer inductance probe, resistance probe data are transmitted to data terminal processor；
Step 7, after experimental period, stoppage in transit corrosion inhibiter augmented injection pump and electric heater, open 2# stop valve, close 2# stop valve, 8#
Stop valve；
Step 8, open 7# stop valve, the corrosive medium in monitoring pipeline is discharged；
Step 9, dismounting corrosion coupon, weigh to corrosion coupon, measure.
Due to the fact that and have employed above technical scheme, have following a little:
(1) the simulation gas injection well down-hole difference operating mode extent of corrosion to sleeve pipe；
(2) measuring electrochemical signals, corrosion coupon, inductance signal, detection obtains comprehensive corrosion information；
(3) corrosion coupon is consistent with inner-walls of duct radian, simulates the flow field identical with down-hole and flow velocity in the duct, obtains corruption accurately
Erosion information；
(4) corrosion inhibiter corrosion to tube wall is evaluated；
(5) monitor set, the integral system analyzing and manage.
Accompanying drawing explanation
Fig. 1 is that the monitoring device of gas injection well injected media extent of corrosion becomes front schematic view.
Wherein in figure: 1.1# stop valve, 2.2# stop valve, 3. effusion meter, 4. corrosion inhibiter augmented injection pump, 5. corrosion inhibiter fluid reservoir, 6.4# ends
Valve, 7.5# stop valve, 8. electric heater, 9.6# stop valve, 10. Pressure gauge, 11. thermometers, 12. corrosion coupons, 13. inductance are visited
Pin, 14. resistance probes, 15.7# stop valve, 16. sampling lines, 17. monitoring pipelines, 18. gas injection pipelines, 19.8# stop valve, 49.3#
Stop valve .51. corrosion inhibiter augmented injection unit, 52. injected media heating units, 53. corrosion monitoring unit, 54. sampling emptying unit, 55.
Monitoring piping inlet, 56. monitoring pipeline outlets, 61. data processors.
Fig. 2 is electric heater structure figure.
Wherein in figure: 20. inducers, 21. temperature points, 22. seal closures, 23.U type electric heating tube, 24. temperature control tubes, 25. Wiring ports,
26. bearings, 27. air vents, 28. deflectors, 29. outlet sections.
Fig. 3 is corrosion coupon structure chart.
Wherein in figure: 30. lacing films, 31. insulating spacers, 32. dormant bolts, 33. lacing film glands, 34. pad .50.O RunddichtringOs.
Fig. 4 is resistance probe structure chart.
Wherein in figure: 35. protection caps, 36.O RunddichtringO, 37. binding agents, 38. resistance probe bar, 39. resistance probe cavitys, 40.
Insulating spacer, 41. Resistance probes, 57. screw threads, 58. rectangular threads
Fig. 5 is inductance probe structure chart.
Wherein in figure: 42. protection caps, 43.O RunddichtringO, 44. inductance probe cavitys, 45. inductance probe bar, 46. binding agents, 47.
Inductance probe, 48. insulating spacers, 59. rectangular threads, 60. screw threads
Detailed description of the invention
With detailed description of the invention, the present invention is described in detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, the monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion, it is characterised in that including: corrosion inhibiter
Augmented injection unit (51), injected media heating unit (52), data processor (61), corrosion monitoring unit (53), sampling are put
Dummy cell (54) composition, 1# stop valve (1), 8# stop valve (19), 2# stop valve (2), gas injection pipeline (18), monitoring
Piping inlet (55), monitoring pipeline outlet (56), monitoring pipeline (17).
2# stop valve (2), gas injection pipeline (18) import and monitoring piping inlet (55) are set in the middle of described gas injection pipeline (18)
Connecting, gas injection pipeline (18) exports and monitors pipeline outlet (56) and connect, and monitoring piping inlet (55) is by 1# stop valve
(1) being connected with monitoring pipeline (17), monitoring pipeline outlet (56) is by 8# stop valve (19) and monitoring pipeline (17)
Connect, monitoring pipeline (17) successively with corrosion inhibiter augmented injection unit (51), injected media heating unit (52), Corrosion monitoring list
Unit (53) and sampling emptying unit (54) connect, and corrosion inhibiter augmented injection pump (5) outlet in corrosion inhibiter augmented injection unit (51) is logical
Cross 3# stop valve (49) to connect with monitoring pipeline (17), corrosion inhibiter storage tank (4) and corrosion inhibiter augmented injection pump (4) suction line
Being connected, the electric heater inducer (20) of injected media heating unit (52) and monitoring pipeline (17) are by 4# stop valve (6)
Connecting, electric heater outlet section (29) passes through 6# stop valve (9) with monitoring pipeline (17) and connects, blow-down pipe of sampling
(16) connected by 7# stop valve (15) with monitoring pipeline (17).
Described corrosion inhibiter augmented injection unit (51) includes 3# stop valve (49), corrosion inhibiter augmented injection pump (4), corrosion inhibiter fluid reservoir (5).
Described injected media heating unit (52) includes 4# stop valve (6), 5# stop valve (7), 6# stop valve (9), electrical heating
Device (8), is provided with U-shaped electric heating tube (23), deflector (28), temperature point (21) in described electric heater (8)
Being arranged on electrical heating inducer (20) lower end, it is interbank that temperature controller (24) is arranged on U-shaped electric heating tube (23), electrical heating
Device (8) bottom erection support (26) also arranges air vent (27).
Described corrosion monitoring unit (53) includes that effusion meter (3), Pressure gauge (10), thermometer (11), corrosion coupon press from both sides successively
Tool (12), inductance probe (13), resistance probe (14), described corrosion coupon fixture (12) by corrosion coupon (30),
Corrosion coupon gland (33), O (31), dormant bolt (32), pad (34) are constituted, and corrosion coupon (30) is processed
For T-shaped, corrosion coupon (30) two ends, side and monitoring pipeline (17) laminating, corrosion coupon (30) bottom section is circular arc
Shape, corrosion coupon gland (33) bottom fits with corrosion coupon (30) top, and corrosion coupon gland (33) passes through countersunk head
Bolt (32) matches with monitoring pipeline (17), and dormant bolt (32) is combined with pad (34).
Described resistance probe (14) is by protection cap (35), resistance probe bar (38), resistance probe cavity (39), Resistance probe (41)
Constituting, protection cap (35) is coordinated by rectangular thread (58) with resistance probe cavity (39), resistance probe cavity (39)
Being welded in monitoring pipeline (17), resistance probe bar (38) top is joined by screw thread (57) with resistance probe cavity (39)
Closing, screw thread (57) lower section in resistance probe bar (38) is provided with O RunddichtringO (36), resistance probe bar (38) middle part
Arrange scalene cone to seal, one end by bonding agent (37) bonding insulating spacer (40), the two ends of Resistance probe (41), absolutely
Another section of edge partition (40) contacts with monitoring pipeline (17).
Described inductance probe (13) is mainly visited by protection cap (42), inductance probe bar (45), inductance probe cavity (44), inductance
Head (47) is constituted, and protection cap (42) is coordinated by rectangular thread (59) with inductance probe cavity (44), inductance probe chamber
Body (44) is welded in monitoring pipeline (17), and inductance probe bar (45) top and inductance probe cavity (44) pass through screw thread
(60) coordinating, screw thread (60) lower section in inductance probe bar (45) is provided with O RunddichtringO (43), inductance probe bar (45)
Middle part arranges scalene cone and seals, one end by bonding agent (48) bonding insulating spacer (46), the two ends of inductance probe (47),
One end of insulating spacer (46) contacts with monitoring pipeline (17).
Monitoring pipeline (17) part in described corrosion monitoring unit (53) is arranged at absolute altitude 6-10m, and is in plumbness.
The monitoring device of described a kind of on-line monitoring gas injection well injected media extent of corrosion, it is achieved to gas injection well injected media corrosion monitoring
Method, it is characterised in that:
Before step one, test experiments, confirm 2# stop valve (1), 8# stop valve (19), 3# stop valve (49), 5# stop valve (7),
7# stop valve (15) is closed, 4# stop valve (6), 6# stop valve (9) be in open mode；
After step 2, experiment start, open 2# stop valve (1), 8# stop valve (19)；
Step 3, startup corrosion inhibiter augmented injection pump (5), open 3# stop valve (49)；
Step 4, startup electrical heating (8), regulation electrical heating temperature is to 60-150 degree；
Step 5, open 7# stop valve (15), take 1-5L gas-sample analysis, after sample analysis, close 7# stop valve (15)；
Step 6, flow meter (3), Pressure gauge (10), thermometer (11) inductance probe (13), resistance probe (14) data pass
Transport to data processor (61)；
Step 7, after experimental period, stoppage in transit corrosion inhibiter augmented injection pump (4) and electric heater (8), open 2# stop valve (2), close
2# stop valve (1), 8# stop valve (19)；
Step 8, open 7# stop valve (15), the corrosive medium in monitoring pipeline (17) is discharged；
Step 9, dismounting corrosion coupon (13), weigh to corrosion coupon (12), measure.
Claims (7)
1. the monitoring device of an on-line monitoring gas injection well injected media extent of corrosion, it is characterised in that including: corrosion inhibiter augmented injection unit
(51), injected media heating unit (52), data collection processor (61), corrosion monitoring unit (53), sampling emptying list
Unit's (54) composition, 1# stop valve (1), 8# stop valve (19), 2# stop valve (2), gas injection pipeline (18), monitoring pipeline
Import (55), monitoring pipeline outlet (56), monitoring pipeline (17).
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion the most as claimed in claim 1, it is characterised in that: note
Arranging 2# stop valve (2) in the middle of gas pipeline (18), gas injection pipeline (18) import connects with monitoring piping inlet (55), note
Gas pipeline (18) exports and monitors pipeline outlet (56) and connect, monitoring piping inlet (55) by 1# stop valve (1) with
Monitoring pipeline (17) be connected, monitoring pipeline outlet (56) by 8# stop valve (19) with monitor pipeline (17) connect,
Monitoring pipeline (17) successively with corrosion inhibiter augmented injection unit (51), injected media heating unit (52), corrosion detecting element (53)
Connecting with sampling emptying unit (54), corrosion inhibiter augmented injection pump (5) outlet in corrosion inhibiter augmented injection unit (51) is cut by 3#
Only valve (49) connects with monitoring pipeline (17), and corrosion inhibiter storage tank (4) is connected with corrosion inhibiter augmented injection pump (4) suction line,
The electric heater inducer (20) of injected media heating unit (52) and monitoring pipeline (17) are by 4# stop valve (6) phase
Connecing, electric heater outlet section (29) passes through 6# stop valve (9) with monitoring pipeline (17) and connects, sampling blow-down pipe (16)
Connected by 7# stop valve (15) with monitoring pipeline (17).
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion the most as claimed in claim 1, it is characterised in that: institute
Corrosion inhibiter augmented injection unit (51) stated includes 3# stop valve (49), corrosion inhibiter augmented injection pump (4), corrosion inhibiter fluid reservoir (5).
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion the most as claimed in claim 1, it is characterised in that: institute
The injected media heating unit (52) stated includes 4# stop valve (6), 5# stop valve (7), 6# stop valve (9), electric heater
(8), being provided with U-shaped electric heating tube (23), deflector (28) in described electric heater (8), temperature point (21) sets
Putting in electrical heating inducer (20) lower end, it is interbank that temperature controller (24) is arranged on U-shaped electric heating tube (23), electric heater
(8) bottom erection support (26) air vent (27) is set.
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion the most as claimed in claim 1, it is characterised in that: institute
The corrosion monitoring unit (53) stated includes effusion meter (3), Pressure gauge (10), thermometer (11), corrosion coupon fixture successively
(12), inductance probe (13), resistance probe (14), described corrosion coupon fixture (12) is by corrosion coupon (30), rotten
Erosion lacing film gland (33), O (31), dormant bolt (32), pad (34) are constituted, and corrosion coupon (30) is processed as
T-shaped, corrosion coupon (30) two ends, side and monitoring pipeline (17) laminating, corrosion coupon (30) bottom section is arc-shaped,
Corrosion coupon gland (33) bottom fits with corrosion coupon (30) top, and corrosion coupon gland (33) passes through dormant bolt
(32) matching with monitoring pipeline (17), dormant bolt (32) is combined with pad (34), described resistance probe (14)
It is made up of protection cap (35), resistance probe bar (38), resistance probe cavity (39), Resistance probe (41), protection cap (35)
Being coordinated by rectangular thread (58) with resistance probe cavity (39), resistance probe cavity (39) is welded on monitoring pipeline (17)
On, resistance probe bar (38) top is coordinated, at resistance probe bar (38) by screw thread (57) with resistance probe cavity (39)
Screw thread (57) lower section is provided with O RunddichtringO (36), and resistance probe bar (38) middle part arranges scalene cone and seals, Resistance probe
(41) one end by bonding agent (37) bonding insulating spacer (40), two ends, another section of insulating spacer (40) and prison
Test tube line (17) contacts, and described inductance probe (13) is mainly visited by protection cap (42), inductance probe bar (45), inductance
Pin cavity (44), inductance probe (47) are constituted, and protection cap (42) and inductance probe cavity (44) are by rectangular thread (59)
Coordinating, inductance probe cavity (44) is welded in monitoring pipeline (17), inductance probe bar (45) top and inductance probe chamber
Body (44) is coordinated by screw thread (60), and screw thread (60) lower section in inductance probe bar (45) is provided with O RunddichtringO (43),
Inductance probe bar (45) middle part arranges scalene cone and seals, and bonding agent (48) bonding insulation is passed through at the two ends of inductance probe (47)
One end of partition (46), one end of insulating spacer (46) contacts with monitoring pipeline (17).
The monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion the most as claimed in claim 1, it is characterised in that: rotten
Monitoring pipeline (17) part in erosion monitoring means (53) is arranged at absolute altitude 6-10m, and is in plumbness.
7. use the monitoring device of a kind of on-line monitoring gas injection well injected media extent of corrosion as claimed in claim 1, it is achieved to gas injection
The method of well injected media corrosion monitoring, it is characterised in that:
Before step one, test experiments, confirm 2# stop valve (1), 8# stop valve (19), 3# stop valve (49), 5# stop valve (7),
7# stop valve (15) is closed, 4# stop valve (6), 6# stop valve (9) be in open mode；
After step 2, experiment start, open 2# stop valve (1), 8# stop valve (19)；
Step 3, startup corrosion inhibiter augmented injection pump (5), open 3# stop valve (49)；
Step 4, startup electrical heating (8), regulation electrical heating temperature is to 60-150 degree；
Step 5, open 7# stop valve (15), take 1-5L gas-sample analysis, after sample analysis, close 7# stop valve (15)；
Step 6, flow meter (3), Pressure gauge (10), thermometer (11) inductance probe (13), resistance probe (14) data pass
Transport to data terminal processor (61)；
Step 7, after experimental period, stoppage in transit corrosion inhibiter augmented injection pump (4) and electric heater (8), open 2# stop valve (2), close
2# stop valve (1), 8# stop valve (19)；
Step 8, open 7# stop valve (15), the corrosive medium in monitoring pipeline (17) is discharged；
Step 9, dismounting corrosion coupon (13), weigh to corrosion coupon (12), measure.
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| CN201610244967.3A CN105928862A (en) | 2016-04-19 | 2016-04-19 | Monitoring device and monitoring method for on-line monitoring of corrosion degree of medium injected into gas-injection well |
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| CN201610244967.3A CN105928862A (en) | 2016-04-19 | 2016-04-19 | Monitoring device and monitoring method for on-line monitoring of corrosion degree of medium injected into gas-injection well |
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| CN106841026A (en) * | 2016-12-27 | 2017-06-13 | 中国石油天然气股份有限公司 | A kind of method for evaluating corrosion inhibiter inhibition efficiency |
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| CN107764727A (en) * | 2017-11-19 | 2018-03-06 | 西南石油大学 | A kind of rotatable corrosion coupon device |
| CN107796749A (en) * | 2017-10-26 | 2018-03-13 | 西南石油大学 | A kind of corrosion inhibiter preferably and antiseptic effect evaluation experimental device and method |
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| CN111189769A (en) * | 2020-01-10 | 2020-05-22 | 重庆大学 | Metal material high-temperature oxidation simulation experiment device and experiment method |
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| CN106841026A (en) * | 2016-12-27 | 2017-06-13 | 中国石油天然气股份有限公司 | A kind of method for evaluating corrosion inhibiter inhibition efficiency |
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| CN107796749B (en) * | 2017-10-26 | 2020-02-07 | 西南石油大学 | Corrosion inhibitor optimization and corrosion prevention effect evaluation test device and method |
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| CN110564442A (en) * | 2018-06-06 | 2019-12-13 | 中国石油化工股份有限公司 | Automatic regulating and controlling system for corrosion prevention of distillation tower top process |
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| CN111189769A (en) * | 2020-01-10 | 2020-05-22 | 重庆大学 | Metal material high-temperature oxidation simulation experiment device and experiment method |
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