CN202770743U - Self-circulation experimental device for solid and liquid phase erosion-corrosion - Google Patents
Self-circulation experimental device for solid and liquid phase erosion-corrosion Download PDFInfo
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- CN202770743U CN202770743U CN 201220442345 CN201220442345U CN202770743U CN 202770743 U CN202770743 U CN 202770743U CN 201220442345 CN201220442345 CN 201220442345 CN 201220442345 U CN201220442345 U CN 201220442345U CN 202770743 U CN202770743 U CN 202770743U
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- 238000005260 corrosion Methods 0.000 title claims abstract description 45
- 239000007791 liquid phase Substances 0.000 title claims abstract description 38
- 239000007790 solid phase Substances 0.000 title abstract 7
- 238000002474 experimental method Methods 0.000 claims abstract description 31
- 239000007787 solid Substances 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 26
- 239000012071 phase Substances 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000003756 stirring Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 238000004088 simulation Methods 0.000 abstract 4
- 230000007797 corrosion Effects 0.000 description 12
- 230000003628 erosive effect Effects 0.000 description 11
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000840 electrochemical analysis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013028 medium composition Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to the erosion-corrosion field, in particular to a self-circulation experimental device for solid and liquid phase erosion-corrosion to perform simulation experiment in solutions with fixed capacities. The experimental device is provided with a closed container, a sample, a support, a sample tube and a stirring paddle. The sample tube is arranged in the closed container and on the inner wall of the closed container through the support, the tubular annular test sample is arranged in the sample tube, and the stirring paddle stretches into the sample tube. According to the self-circulation experimental device for solid and liquid phase erosion-corrosion, the simulation solid and liquid phase erosion-corrosion experiment is performed in a solution with a fixed capacity, and the device can perform simulation experiment under normal pressure and temperature conditions and simulation experiment of solid and liquid phase erosion-corrosion in high temperature and high pressure environments. Solid and liquid phase experiment media are subjected to self-circulation and not needed to be added at any time, so that the solid and liquid phase erosion-corrosion experiment in various environments can be simulated with a simple method and low cost.
Description
Technical field
The utility model relates to the erosion corrosion field, is specially a kind of self-loopa solid liquid phase erosion-corrosion experiment device.
Background technology
In the prior art, erosion corrosion uses rotary, fluid-guiding type, injecting type experimental provision, wherein revolver produces tangential force based on the sample that rotates at specimen holder and static liquid, make liquid-solid two-phase produce abrasion and corrosion or opposite, but the sample of rotary employing mostly is greatly pie or cylindric, and the two all can not simulate fluid well along the axial erosion corrosion behavior of inner-walls of duct; And the fluid-guiding type device is based on liquid flow/pipeline state type structure, can the simulate fluid along the axial erosion corrosion behavior of inner-walls of duct, but traditional fluid-guiding type device volume is huge, builds operating cost high, system is unstable, experimental period is long; The injecting type experimental provision produces the structure that the flow at high speed medium impacts sample based on ebullator and nozzle, the flow velocity that impacts liquid stream can be accurately controlled, the angle of attack that washes away can be changed, but can not simulate well actual working conditions, scouring intensity is larger than actual conditions, with the actual erosion corrosion condition of pump, pipeline a certain distance is arranged.
The utility model content
The purpose of this utility model is to provide a kind of self-loopa solid liquid phase erosion-corrosion experiment device, realizes carrying out in the solution of fixed capacity simulated experiment.
The technical solution of the utility model is:
A kind of self-loopa solid liquid phase erosion-corrosion experiment device, this experimental provision is provided with closed container, sample, support, sample hose, paddle, and concrete structure is as follows:
Sample hose is set in the closed container, and sample hose is installed on the inwall of closed container by support, sample is set in the sample hose, and paddle extends in the sample hose.
Described self-loopa solid liquid phase erosion-corrosion experiment device, sample is the tubulose ring specimen.
Described self-loopa solid liquid phase erosion-corrosion experiment device, sample be one deck or two-layer more than stack, when stacking more than two-layer, sample room is separated by insulation spacer.
Described self-loopa solid liquid phase erosion-corrosion experiment device, the top of closed container arranges motor, and the input end of motor connects variable-frequence governor, and the output terminal of motor connects paddle.
Described self-loopa solid liquid phase erosion-corrosion experiment device, the top of closed container arranges pressure transducer.
Described self-loopa solid liquid phase erosion-corrosion experiment device, pressure transducer communicates with closed container.
Described self-loopa solid liquid phase erosion-corrosion experiment device, the top of closed container arranges automatic blow off valve valve air relief.
Described self-loopa solid liquid phase erosion-corrosion experiment device, automatic blow off valve valve air relief communicates with closed container respectively.
Described self-loopa solid liquid phase erosion-corrosion experiment device is equipped with solid-liquid two-phase liquid in the closed container, solid-liquid two-phase liquid levels is higher than sample hose.
Described self-loopa solid liquid phase erosion-corrosion experiment device, paddle extends the top of sample in the sample hose.
The beneficial effects of the utility model are:
1, the utility model self-loopa solid liquid phase erosion-corrosion experiment device is to simulate solid liquid phase erosion corrosion test in the solution of fixed capacity, this device not only can in the experiment of normal temperature and pressure environmental baseline Imitating, also can be simulated solid liquid phase erosion corrosion test in high temperature and high pressure environment.
2, the utility model solid liquid phase test(ing) medium self-loopa does not need to add at any time, tests with the solid liquid phase erosion corrosion that simple method and lower cost just can be simulated under the multiple environment.
3, the utility model sample adopts the tubulose ring specimen, is different from traditional pie sample, can simulate better the erosion corrosion behavior under the actual pipe stream condition, and the utility model device can be made according to tubulose annular specimen size classifying type.
4, selected the motor that frequency converter is housed, adopted the motor-driven rotation axis that frequency converter is housed as power, liquid flow is to drive with paddle, and rotating speed of agitator is by variable-frequence governor and motor adjustment.
Description of drawings
Fig. 1 is the structural representation of the utility model self-loopa solid liquid phase erosion-corrosion experiment device.
Among the figure, 1, closed container; 2, solid-liquid two-phase liquid; 3, sample; 4, support; 5, sample hose; 6, paddle; 7, solid-liquid two-phase liquid levels; 8, motor; 9, variable-frequence governor; 10, pressure transducer; 11, automatic blow off valve valve air relief.
Embodiment
As shown in Figure 1, the utility model self-loopa solid liquid phase erosion-corrosion experiment device mainly comprises: closed container 1, solid-liquid two-phase liquid 2, sample 3, support 4, sample hose 5, paddle 6, solid-liquid two-phase liquid levels 7, motor 8, variable-frequence governor 9, pressure transducer 10, automatic blow off valve valve air relief 11 etc., and concrete structure is as follows:
The closed container 1 interior sample hose 5 that arranges, sample hose 5 is installed on the inwall of closed container 1 by support 4, sample 3 is set in the sample hose 5, the top of closed container 1 arranges motor 8, pressure transducer 10, automatic blow off valve valve air relief 11, and pressure transducer 10 and automatic blow off valve valve air relief 11 communicate with closed container 1 respectively; The input end of motor 8 connects variable-frequence governor 9, and the output terminal of motor 8 connects paddle 6, and paddle 6 extends in the sample hose 5.
In the utility model, sample 3 is the tubulose ring specimen, sample 3 for one deck or two-layer more than stack, when stacking more than two-layer, sample room is separated by insulation spacer.
In the utility model, the effect of pressure transducer 10 is, when working under the closed container 1 plus-pressure condition, pressure transducer is for detection of closed container 1 internal pressure, and adjusts as required working pressure.
In the utility model, the effect of automatic blow off valve valve air relief 11 is, when closed container 1 internal pressure was higher than certain value, automatic blow off valve valve air relief 11 was started working, automatically pressure release overload and the dangerous hidden danger that produces.
During work, solid-liquid two-phase liquid 2 is housed in the closed container 1, solid-liquid two-phase liquid levels 7 is higher than sample hose 5.Under the driving of motor 8, variable-frequence governor 9, paddle 6 Stirrings make solid-liquid two-phase liquid 2 flow along sample hose 5 outsides from bottom to top, are flowed from top to bottom by sample hose 5 inboards again, the formation self-loopa is flowed, thereby simulates solid liquid phase erosion corrosion test in the solution of fixed capacity.
Further carrying out real-time electrochemical parameter by electro-chemical test equipment measures and weightless measurement, the axial erosion corrosion behavior of inner-walls of duct is studied in realization under the self-loopa condition, can coutroi velocity, the conditions such as medium composition, temperature, silt content, certain saturated gas.
Claims (10)
1. self-loopa solid liquid phase erosion-corrosion experiment device, it is characterized in that: this experimental provision is provided with closed container, sample, support, sample hose, paddle, and concrete structure is as follows:
Sample hose is set in the closed container, and sample hose is installed on the inwall of closed container by support, sample is set in the sample hose, and paddle extends in the sample hose.
2. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: sample is the tubulose ring specimen.
3. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: sample be one deck or two-layer more than stack, when stacking more than two-layer, sample room is separated by insulation spacer.
4. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: the top of closed container arranges motor, and the input end of motor connects variable-frequence governor, and the output terminal of motor connects paddle.
5. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: the top of closed container arranges pressure transducer.
6. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 5, it is characterized in that: pressure transducer communicates with closed container.
7. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: the top of closed container arranges automatic blow off valve valve air relief.
8. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 7, it is characterized in that: automatic blow off valve valve air relief communicates with closed container respectively.
9. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: solid-liquid two-phase liquid is housed in the closed container, and solid-liquid two-phase liquid levels is higher than sample hose.
10. according to self-loopa solid liquid phase erosion-corrosion experiment device claimed in claim 1, it is characterized in that: paddle extends the top of sample in the sample hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220442345 CN202770743U (en) | 2012-08-28 | 2012-08-28 | Self-circulation experimental device for solid and liquid phase erosion-corrosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220442345 CN202770743U (en) | 2012-08-28 | 2012-08-28 | Self-circulation experimental device for solid and liquid phase erosion-corrosion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202770743U true CN202770743U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220442345 Expired - Fee Related CN202770743U (en) | 2012-08-28 | 2012-08-28 | Self-circulation experimental device for solid and liquid phase erosion-corrosion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202770743U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410743A (en) * | 2013-05-23 | 2013-11-27 | 江苏大学 | Durability testing device and testing method of solid-liquid two-phase flow pump |
| CN103630489A (en) * | 2012-08-28 | 2014-03-12 | 中国科学院金属研究所 | Self-circulation solid-liquid phase erosion corrosion experiment apparatus |
| CN103776756A (en) * | 2014-01-25 | 2014-05-07 | 西安交通大学 | High-temperature high-pressure flow corrosion testing device |
| CN104198367A (en) * | 2014-09-12 | 2014-12-10 | 山东大学 | Rotation water flow type anti-washout testing device and testing method thereof for semi-rigid material |
| CN106248514A (en) * | 2016-07-21 | 2016-12-21 | 中石化炼化工程（集团）股份有限公司 | A kind of method testing material high temperature resistant fluid scouring corrosive nature and device thereof |
| CN109580467A (en) * | 2018-12-17 | 2019-04-05 | 中国神华能源股份有限公司 | A kind of test equipment and test method of resistant material corrosion life |
-
2012
- 2012-08-28 CN CN 201220442345 patent/CN202770743U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630489A (en) * | 2012-08-28 | 2014-03-12 | 中国科学院金属研究所 | Self-circulation solid-liquid phase erosion corrosion experiment apparatus |
| CN103630489B (en) * | 2012-08-28 | 2016-10-05 | 中国科学院金属研究所 | Self-circulation solid-liquid phase erosion corrosion experiment device |
| CN103410743A (en) * | 2013-05-23 | 2013-11-27 | 江苏大学 | Durability testing device and testing method of solid-liquid two-phase flow pump |
| CN103410743B (en) * | 2013-05-23 | 2016-08-17 | 江苏大学 | A kind of solid-liquid two-phase flow pump durability test device and test method |
| CN103776756A (en) * | 2014-01-25 | 2014-05-07 | 西安交通大学 | High-temperature high-pressure flow corrosion testing device |
| CN103776756B (en) * | 2014-01-25 | 2016-01-20 | 西安交通大学 | A kind of Flow Corrosion proving installation of High Temperature High Pressure |
| CN104198367A (en) * | 2014-09-12 | 2014-12-10 | 山东大学 | Rotation water flow type anti-washout testing device and testing method thereof for semi-rigid material |
| CN106248514A (en) * | 2016-07-21 | 2016-12-21 | 中石化炼化工程（集团）股份有限公司 | A kind of method testing material high temperature resistant fluid scouring corrosive nature and device thereof |
| CN109580467A (en) * | 2018-12-17 | 2019-04-05 | 中国神华能源股份有限公司 | A kind of test equipment and test method of resistant material corrosion life |
| CN109580467B (en) * | 2018-12-17 | 2023-09-22 | 中国神华能源股份有限公司 | Testing equipment and testing method for corrosion life of corrosion-resistant material |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20130828 |