CN104215572A - Device for testing high-temperature and high-pressure corrosion rate of multi-phase medium - Google Patents
Device for testing high-temperature and high-pressure corrosion rate of multi-phase medium Download PDFInfo
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- CN104215572A CN104215572A CN201410493957.4A CN201410493957A CN104215572A CN 104215572 A CN104215572 A CN 104215572A CN 201410493957 A CN201410493957 A CN 201410493957A CN 104215572 A CN104215572 A CN 104215572A
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Abstract
The invention discloses a device for testing a high-temperature and high-pressure corrosion rate of a multi-phase medium and relates to the technical field of corrosion rate testing, and the device comprises a gas-liquid stirring device, a preheater, a high-temperature and high-pressure reactor connected with a magnetic force stirring mechanism, and an inductance probe tester extended into the high-temperature and high-pressure reactor; the upper end of the high-temperature and high-pressure reactor is connected with a gas-liquid mixture injection pipeline which is further connected with the preheater, and the lower end of the high-temperature and high-pressure reactor is connected with a gas-liquid mixture discharge pipeline. The device can solve the problems that: because the reactor in the present technology is in static environment, the corrosion test only can be executed in static environment, so that dynamic environment in a pit is difficultly simulated, tested data isn't sufficiently accurate and the measuring speed is slower when hanging sheets are arranged the reactor, and only the average corrosion rate in longer time can be obtained.
Description
Technical field
The present invention relates to corrosion rate technical field of measurement and test, relate in particular to a kind of multiphase medium high temperature pressure corrosion rate test device.
Background technology
Combustion (of oil) in site recover the oil be a kind of technology of effective raising tar productivity, than vapour driving oil recovery oil tech, it can apply under harsher formation condition, because of but a kind of thermal recovery technology of heavy crude producing and remaining wet goods.In the oil production technology process of combustion (of oil) in site, the high temperature and high pressure environment of Injection Well and producing well is very severe.For example, Injection Well is (for example electric ignition) in ignition process, and the temperature of igniting is generally 450 DEG C of left and right, and the pit shaft of the oil layer section of Injection Well there will be the high temperature of a period of time.In addition, the air injecting to Injection Well can carry a certain amount of moisture, and so, the steel of water, oxygen and pit shaft, under hot conditions, serious galvanic corrosion can occur, and the tubing string of Injection Well may be out of shape even breaking-up under high temperature, high etching condition.In addition, producing well is in oil recovery process, because tail gas contains etchant gas (potpourri of carbon dioxide, sulfuretted hydrogen, oxygen), and carry a certain amount of moisture, the steel to producing well are produced corrosion by the fluid-mixing forming, and advance with ignition line, the tail gas amount of discharge and go temperature all rise gradually, will strengthen the extent of corrosion of steel.
At present, for the corrosion rate of the steel in the gas-liquid mixed under researching high-temperature high pressure, general corrosion test all adopts hanging slice method, the reactor of putting into static corrosion rate proving installation by sheet metal to be measured slowly corrodes, and slowly after corrosion, is determining corrosion rate according to the mass change of sheet metal.Visible, in current reactor, environment is static environment, cause corrosion test only can in static environment, test, be difficult to the dynamic environment under simulation well, the data of test are not accurate enough, and slower by the metering system speed of lacing film is set in reactor, can only obtain the average corrosion rate of one period of long period.
Summary of the invention
The embodiment of the present invention provides a kind of multiphase medium high temperature pressure corrosion rate test device, to solve in prior art in reactor environment as static environment, cause corrosion test only can in static environment, test, be difficult to the dynamic environment under simulation well, the data of test are not accurate enough, and slower by the metering system speed of lacing film is set in reactor, can only obtain the problem of the average corrosion rate of one period of long period.
In order to achieve the above object, the present invention adopts following technical scheme:
A kind of multiphase medium high temperature pressure corrosion rate test device, comprises gas-liquid stirring device, primary heater, is connected with the high-temperature high-pressure reaction kettle of magnetic agitation mechanism and stretches into the inductance probe tester of described high-temperature high-pressure reaction kettle; The upper end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture filling line, and described gas-liquid mixture filling line is also connected with described primary heater, and the lower end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture discharge line;
Described gas-liquid mixture filling line is for being injected into described high-temperature high-pressure reaction kettle by the gas-liquid mixture after primary heater preheating;
Described magnetic agitation mechanism is for stirring described gas-liquid mixture;
Described gas-liquid mixture discharge line is for gas-liquid mixture is discharged, to form gas-liquid mixture fluid in described high-temperature high-pressure reaction kettle;
Described inductance probe tester changes for the inductance by inductance probe, determines the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe;
Described high-temperature high-pressure reaction kettle comprises a protection body, and described protection body is made up of upper protective sleeve and lower protective sleeve;
Among described protection body, be provided with a reactor cylindrical shell;
In described reactor cylindrical shell, be mounted with metal lacing film, and be provided with the inner temperature probe of reactor; In described reactor cylindrical shell, be also inserted with the inductance probe of inductance probe tester and the stirring rod of described magnetic agitation mechanism;
Be connected with respectively described gas-liquid mixture filling line and gas-liquid mixture discharge line in the side of described reactor cylindrical shell; Also be provided with in the side of described reactor cylindrical shell and be used to the heating tube of reactor cylindrical shell heating and pop one's head in for the reactor temperature control of measuring reactor temperature outside, described heating tube outer wrap has heating jacket; There is the second cooling water pipeline at the side surrounding of described reactor cylindrical shell;
Be provided with the upper cover for covering described reactor cylindrical shell at the upside of described reactor cylindrical shell, have upper flange lid in described upper cover arranged outside;
Be provided with the reactor bracing frame for supporting described reactor cylindrical shell at the downside of described reactor cylindrical shell, described reactor bracing frame is fixed on described lower protective sleeve.
Further, described multiphase medium high temperature pressure corrosion rate test device also comprises the piston with rod water receptacle and the piston with rod oil vessel that are connected with described stirring apparatus; Described piston with rod water receptacle is connected with the first constant-flux pump, and described piston with rod oil vessel is connected with the second constant-flux pump; On the connecting line between described stirring apparatus and piston with rod water receptacle, be provided with first flow variable valve, on the connecting line between described stirring apparatus and piston with rod oil vessel, be provided with second adjustable valve; Described the first constant-flux pump is connected to draw water from pond with pond; Described the second constant-flux pump is connected to extract oil from oily memory storage with oily memory storage.
Further, described multiphase medium high temperature pressure corrosion rate test device also comprises the high pressure gas storage tank, gas boosting pump, air compressor, air accumulator, test gas storage tank, driver's valve, gas admittance valve and the air outlet valve that are connected with described stirring apparatus; Wherein, described air compressor connects described air accumulator, driver's valve and gas boosting pump successively; Described test gas storage tank is connected with described gas boosting pump by described gas admittance valve; Described gas boosting pump is connected with described high pressure gas storage tank by described air outlet valve.
Further, described multiphase medium high temperature pressure corrosion rate test device also comprises the gas flow controller on the access path being arranged between described high pressure gas storage tank and described stirring apparatus.
In addition, be provided with the first cooling water pipeline at the outer wall of described magnetic agitation mechanism, described the first cooling water pipeline is connected with a cooling water tank by one first ebullator.
In addition, described the second cooling water pipeline is arranged on the outside of described high-temperature high-pressure reaction kettle, and described the second cooling water pipeline is connected with described cooling water tank by one second ebullator.
Further, described gas-liquid mixture discharge line is connected with check valve, and described check valve connects respectively back pressure container and gas-liquid separator, and described back pressure container is also connected with backpressure pump; Described gas-liquid separator is connected with a waste liquid memory storage; Described backpressure pump is connected with a waste gas memory storage.
Further, on the connecting line of described primary heater and described high-temperature high-pressure reaction kettle, be provided with reactor pressure gauge and safety valve.
Further, the upper end of described magnetic agitation mechanism is provided with the servomotor for driving described magnetic agitation mechanism.
Concrete, the material of described high-temperature high-pressure reaction kettle is that nickel-molybdenum-chromium-iron-tungsten is nickel-base alloy.
In addition, described upper cover outside is also provided with inverse expansion hold down gag.
In addition, described gas boosting pump is high pressure constant flow pump.
The multiphase medium high temperature pressure corrosion rate test device that the embodiment of the present invention provides, comprises gas-liquid stirring device, primary heater, is connected with the high-temperature high-pressure reaction kettle of magnetic agitation mechanism and stretches into the inductance probe tester of described high-temperature high-pressure reaction kettle; The upper end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture filling line, and described gas-liquid mixture filling line is also connected with described primary heater, and the lower end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture discharge line; Described gas-liquid mixture filling line can be injected into the gas-liquid mixture after primary heater preheating in described high-temperature high-pressure reaction kettle; Described magnetic agitation mechanism can stir described gas-liquid mixture; Described gas-liquid mixture discharge line can be discharged gas-liquid mixture, thereby forms gas-liquid mixture fluid in described high-temperature high-pressure reaction kettle, and then has simulated dynamic environment.Described inductance probe tester can change by the inductance of inductance probe, determine the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe, inductance by inductance probe tester changes, determine the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe, the speed of measuring, corrosion rate that can each time period of Real-time Obtaining, and it is comparatively accurate to change definite corrosion rate by inductance.Visible, the application has solved corrosion test of the prior art and only can in static environment, test, and is difficult to the dynamic environment under simulation well, and the data of test are not accurate enough, and the speed of measuring is slower, can only obtain the problem of the average corrosion rate of one period of long period.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation one of the multiphase medium high temperature pressure corrosion rate test device in the embodiment of the present invention;
Fig. 2 is the structural representation of the high-temperature high-pressure reaction kettle in the embodiment of the present invention;
Fig. 3 is the structural representation two of the multiphase medium high temperature pressure corrosion rate test device in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of multiphase medium high temperature pressure corrosion rate test device 10, as shown in Figure 1, comprise gas-liquid stirring device 101, primary heater 102, be connected with the high-temperature high-pressure reaction kettle 104 of magnetic agitation mechanism 103 and stretch into the inductance probe tester 105 of high-temperature high-pressure reaction kettle 104.In addition, the upper end of high-temperature high-pressure reaction kettle 104 is connected with gas-liquid mixture filling line 106, and gas-liquid mixture filling line 106 is also connected with primary heater 102, and the lower end of high-temperature high-pressure reaction kettle 104 is connected with gas-liquid mixture discharge line 107.
Wherein, gas-liquid mixture filling line 106 can be injected into the gas-liquid mixture after primary heater 102 preheatings in high-temperature high-pressure reaction kettle 104.
This magnetic agitation mechanism 103 can stir gas-liquid mixture.
Gas-liquid mixture discharge line 107 can be discharged gas-liquid mixture.Like this, by gas-liquid mixture filling line 106, gas-liquid mixture is injected from high-temperature high-pressure reaction kettle 104 upper ends, stir by magnetic agitation mechanism 103, and by gas-liquid mixture discharge line 107, gas-liquid mixture is discharged, can in high-temperature high-pressure reaction kettle 104, form gas-liquid mixture fluid, thereby form gas-liquid mixture dynamic environment.
In addition, this inductance probe tester 105 changes for the inductance by inductance probe, determines the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe.Visible, be gas-liquid mixture dynamic environment due to what form in high-temperature high-pressure reaction kettle 104, therefore, what this inductance probe was tested is also the corrosion rate of this metal to be detected under gas-liquid mixture dynamic environment.
Further, as shown in Figure 2, this high-temperature high-pressure reaction kettle 104 comprises a protection body 139, and this protection body 139 is made up of upper protective sleeve 140 and lower protective sleeve 141.
Among protection body 139, be provided with a reactor cylindrical shell 142.
In this reactor cylindrical shell 142, be mounted with metal lacing film 143, and be provided with the inner temperature probe 144 of reactor.In this reactor cylindrical shell 142, be also inserted with the inductance probe 145 of inductance probe tester 105 and the stirring rod 146 of magnetic agitation mechanism 103.
In addition, as shown in Figure 2, be connected with respectively gas-liquid mixture filling line 106 and gas-liquid mixture discharge line 107 in the side of reactor cylindrical shell 142.Also be provided with in the side of this reactor cylindrical shell 142 and be used to heating tube 147 that reactor cylindrical shell 142 heats and for measuring the reactor temperature control probe 148 of reactor temperature outside, these heating tube 147 outer wrap have heating jacket 149.In addition, the second cooling water pipeline 128 is looped around reactor cylindrical shell 142 sides.
Be provided with the upper cover 150 for covering reactor cylindrical shell at the upside of reactor cylindrical shell 142, have upper flange lid 151 in upper cover 150 arranged outside.
Be provided with the reactor bracing frame 152 for supporting reactor cylindrical shell 142 at the downside of reactor cylindrical shell 142, reactor bracing frame 152 is fixed on lower protective sleeve 141.
What deserves to be explained is, the material of this high-temperature high-pressure reaction kettle 104 is that nickel-molybdenum-chromium-iron-tungsten is nickel-base alloy.This nickel-molybdenum-chromium-iron-tungsten is that nickel-base alloy is comparatively corrosion-resistant, can bear higher pressure and temperature, the working temperature of the working pressure of for example 50MPa and 500 DEG C.
In addition, these upper cover 150 outsides can also be provided with inverse expansion hold down gag (not shown).Upper cover 150 can be compressed by inverse expansion hold down gag, avoid high-temperature high-pressure reaction kettle 104 to reveal under high temperature and high pressure environment.
In addition, as shown in Figure 2, between this reactor cylindrical shell 142 and upper cover 150, be also provided with O-ring seal 153.
Further, as shown in Figure 3, this multiphase medium high temperature pressure corrosion rate test device 10 also comprises the piston with rod water receptacle 108 and the piston with rod oil vessel 109 that are connected with stirring apparatus 101.This piston with rod water receptacle 108 is connected with the first constant-flux pump 110, and piston with rod oil vessel 109 is connected with the second constant-flux pump 111.On the connecting line between stirring apparatus 101 and piston with rod water receptacle 108, be provided with first flow variable valve 112, on the connecting line between stirring apparatus 101 and piston with rod oil vessel 109, be provided with second adjustable valve 113.This first constant-flux pump 110 is connected to draw water from pond 114 with pond 114.The second constant-flux pump 111 is connected to extract oil from oily memory storage 115 with oily memory storage 115.
In addition, as shown in Figure 3, this multiphase medium high temperature pressure corrosion rate test device 10 also comprises the high pressure gas storage tank 116, gas boosting pump 117, air compressor 118, air accumulator 119, test gas storage tank 120, driver's valve 121, gas admittance valve 122 and the air outlet valve 123 that are connected with stirring apparatus 101.Wherein, air compressor 118 connects air accumulator 119, driver's valve 121 and gas boosting pump 117 successively.Test gas storage tank 120 is connected with gas boosting pump 117 by gas admittance valve 122.Gas boosting pump 117 is connected with high pressure gas storage tank 116 by air outlet valve 123.
This gas boosting pump 117 can be high pressure constant flow pump, but is not only confined to this.This high pressure constant flow pump is double plunger structure, and flow velocity is adjustable at 0-9.99ml, and this high pressure constant flow pump has the protection pressure within the scope of 0-40Mpa.
In addition, as shown in Figure 3, the gas flow controller 124 that this multiphase medium high temperature pressure corrosion rate test device 10 also comprises on the access path being arranged between high pressure gas storage tank 116 and stirring apparatus 101.
In addition, as shown in Figure 3, this first cooling water pipeline 125 is arranged on the outer wall of magnetic agitation mechanism 103, and this first cooling water pipeline 125 is connected with a cooling water tank 127 by one first ebullator 126.
In addition, as shown in Figure 3, there are the second cooling water pipeline 128, the second cooling water pipelines 128 to be connected with cooling water tank 127 by one second ebullator 129 in the arranged outside of high-temperature high-pressure reaction kettle 104.
Further, as shown in Figure 3, this gas-liquid mixture discharge line 107 is connected with check valve 130, and check valve 130 connects respectively back pressure container 131 and gas-liquid separator 132, and this back pressure container 131 is also connected with backpressure pump 133.This gas-liquid separator 132 is connected with a waste liquid memory storage 134, and this backpressure pump 133 is connected with a waste gas memory storage 135.
Further, as shown in Figure 3, on the connecting line of primary heater 102 and high-temperature high-pressure reaction kettle 104, be provided with reactor pressure gauge 136 and safety valve 137.In the time that reactor pressure is excessive, can open safety valve 137, to avoid the pressure in reactor excessive.
Further, as shown in Figure 2, the upper end of this magnetic agitation mechanism 103 is provided with the servomotor 138 for driving magnetic agitation mechanism 103.
The multiphase medium high temperature pressure corrosion rate test device that the embodiment of the present invention provides, comprises gas-liquid stirring device, primary heater, is connected with the high-temperature high-pressure reaction kettle of magnetic agitation mechanism and stretches into the inductance probe tester of described high-temperature high-pressure reaction kettle; The upper end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture filling line, and described gas-liquid mixture filling line is also connected with described primary heater, and the lower end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture discharge line; Described gas-liquid mixture filling line can be injected into the gas-liquid mixture after primary heater preheating in described high-temperature high-pressure reaction kettle; Described magnetic agitation mechanism can stir described gas-liquid mixture; Described gas-liquid mixture discharge line can be discharged gas-liquid mixture, thereby forms gas-liquid mixture fluid in described high-temperature high-pressure reaction kettle, and then has simulated dynamic environment.Described inductance probe tester can change by the inductance of inductance probe, determine the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe, inductance by inductance probe tester changes, determine the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe, the speed of measuring, corrosion rate that can each time period of Real-time Obtaining, and it is comparatively accurate to change definite corrosion rate by inductance.Visible, the application has solved corrosion test of the prior art and only can in static environment, test, and is difficult to the dynamic environment under simulation well, and the data of test are not accurate enough, and the speed of measuring is slower, can only obtain the problem of the average corrosion rate of one period of long period.
In the present invention, applied specific embodiment principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (12)
1. a multiphase medium high temperature pressure corrosion rate test device, is characterized in that, comprises gas-liquid stirring device, primary heater, is connected with the high-temperature high-pressure reaction kettle of magnetic agitation mechanism and stretches into the inductance probe tester of described high-temperature high-pressure reaction kettle; The upper end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture filling line, and described gas-liquid mixture filling line is also connected with described primary heater, and the lower end of described high-temperature high-pressure reaction kettle is connected with gas-liquid mixture discharge line;
Described gas-liquid mixture filling line is for being injected into described high-temperature high-pressure reaction kettle by the gas-liquid mixture after primary heater preheating; Described magnetic agitation mechanism is for stirring described gas-liquid mixture; Described gas-liquid mixture discharge line is for gas-liquid mixture is discharged, to form gas-liquid mixture fluid in described high-temperature high-pressure reaction kettle;
Described inductance probe tester changes for the inductance by inductance probe, determines the corrosion of metal speed to be detected in described gas-liquid mixture corrosion inductance probe;
Described high-temperature high-pressure reaction kettle comprises a protection body, and described protection body is made up of upper protective sleeve and lower protective sleeve;
Among described protection body, be provided with a reactor cylindrical shell;
In described reactor cylindrical shell, be mounted with metal lacing film, and be provided with the inner temperature probe of reactor; In described reactor cylindrical shell, be also inserted with the inductance probe of inductance probe tester and the stirring rod of described magnetic agitation mechanism;
Be connected with respectively described gas-liquid mixture filling line and gas-liquid mixture discharge line in the side of described reactor cylindrical shell; Also be provided with in the side of described reactor cylindrical shell and be used to the heating tube of reactor cylindrical shell heating and pop one's head in for the reactor temperature control of measuring reactor temperature outside, described heating tube outer wrap has heating jacket; There is the second cooling water pipeline at the side surrounding of described reactor cylindrical shell;
Be provided with the upper cover for covering described reactor cylindrical shell at the upside of described reactor cylindrical shell, have upper flange lid in described upper cover arranged outside;
Be provided with the reactor bracing frame for supporting described reactor cylindrical shell at the downside of described reactor cylindrical shell, described reactor bracing frame is fixed on described lower protective sleeve.
2. multiphase medium high temperature pressure corrosion rate test device according to claim 1, is characterized in that, described multiphase medium high temperature pressure corrosion rate test device also comprises the piston with rod water receptacle and the piston with rod oil vessel that are connected with described stirring apparatus; Described piston with rod water receptacle is connected with the first constant-flux pump, and described piston with rod oil vessel is connected with the second constant-flux pump; On the connecting line between described stirring apparatus and piston with rod water receptacle, be provided with first flow variable valve, on the connecting line between described stirring apparatus and piston with rod oil vessel, be provided with second adjustable valve; Described the first constant-flux pump is connected to draw water from pond with pond; Described the second constant-flux pump is connected to extract oil from oily memory storage with oily memory storage.
3. multiphase medium high temperature pressure corrosion rate test device according to claim 1, it is characterized in that, described multiphase medium high temperature pressure corrosion rate test device also comprises the high pressure gas storage tank, gas boosting pump, air compressor, air accumulator, test gas storage tank, driver's valve, gas admittance valve and the air outlet valve that are connected with described stirring apparatus; Wherein, described air compressor connects described air accumulator, driver's valve and gas boosting pump successively; Described test gas storage tank is connected with described gas boosting pump by described gas admittance valve; Described gas boosting pump is connected with described high pressure gas storage tank by described air outlet valve.
4. multiphase medium high temperature pressure corrosion rate test device according to claim 3, it is characterized in that, described multiphase medium high temperature pressure corrosion rate test device also comprises the gas flow controller on the access path being arranged between described high pressure gas storage tank and described stirring apparatus.
5. according to the multiphase medium high temperature pressure corrosion rate test device described in claim 1-4 any one, it is characterized in that, outer wall in described magnetic agitation mechanism is provided with the first cooling water pipeline, and described the first cooling water pipeline is connected with a cooling water tank by one first ebullator.
6. multiphase medium high temperature pressure corrosion rate test device according to claim 5, it is characterized in that, described the second cooling water pipeline is arranged on the outside of described high-temperature high-pressure reaction kettle, and described the second cooling water pipeline is connected with described cooling water tank by one second ebullator.
7. multiphase medium high temperature pressure corrosion rate test device according to claim 6, it is characterized in that, described gas-liquid mixture discharge line is connected with check valve, and described check valve connects respectively back pressure container and gas-liquid separator, and described back pressure container is also connected with backpressure pump; Described gas-liquid separator is connected with a waste liquid memory storage; Described backpressure pump is connected with a waste gas memory storage.
8. multiphase medium high temperature pressure corrosion rate test device according to claim 7, is characterized in that, is provided with reactor pressure gauge and safety valve on the connecting line of described primary heater and described high-temperature high-pressure reaction kettle.
9. multiphase medium high temperature pressure corrosion rate test device according to claim 8, is characterized in that, the upper end of described magnetic agitation mechanism is provided with the servomotor for driving described magnetic agitation mechanism.
10. multiphase medium high temperature pressure corrosion rate test device according to claim 9, is characterized in that, the material of described high-temperature high-pressure reaction kettle is that nickel-molybdenum-chromium-iron-tungsten is nickel-base alloy.
11. multiphase medium high temperature pressure corrosion rate test devices according to claim 10, is characterized in that, are also provided with inverse expansion hold down gag in described upper cover outside.
12. multiphase medium high temperature pressure corrosion rate test devices according to claim 11, is characterized in that, described gas boosting pump is high pressure constant flow pump.
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| CN201410493957.4A CN104215572B (en) | 2014-09-24 | Multiphase medium high temperature pressure corrosion rate test device |
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| CN201410493957.4A CN104215572B (en) | 2014-09-24 | Multiphase medium high temperature pressure corrosion rate test device |
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| CN104215572A true CN104215572A (en) | 2014-12-17 |
| CN104215572B CN104215572B (en) | 2017-01-04 |
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