CN103543077A - Injection type erosion corrosion testing device - Google Patents
Injection type erosion corrosion testing device Download PDFInfo
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- CN103543077A CN103543077A CN201310507370.XA CN201310507370A CN103543077A CN 103543077 A CN103543077 A CN 103543077A CN 201310507370 A CN201310507370 A CN 201310507370A CN 103543077 A CN103543077 A CN 103543077A
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Abstract
The invention discloses an injection type erosion corrosion testing device and belongs to the field of metal material corrosion prevention. Polytetrafluoroethylene plastic serves as a pipeline loop material. The device comprises a constant-temperature liquid storage box, an erosion chamber, a stirring chamber, a circulating pump, a pipeline loop, a nozzle, a semi-cylindrical sample table and a clamp, wherein the circulating pump is connected in series with a frequency converter to change the operating frequency of a pump body so as to realize zero-order speed change; an electromagnetic flow meter is arranged on the pipeline loop at the rear section of the circulating pump and is used for monitoring flow in real time; a gear is arranged inside the stirring chamber; an external speed-regulating motor is installed for driving the gear to stir a fluid so as to ensure that solid particles in the fluid are uniformly suspended; a clamping device comprises the semi-cylindrical sample table and the clamp; an erosion angle of the fluid is changed by rotating the sample table. A reference electrode and an auxiliary electrode are arranged in the erosion chamber, the reference electrode, the auxiliary electrode and a sample clamped by the clamp form a three-electrode system which is externally connected with an electrochemical working station and a computer, and real-time dynamic electrochemical measurement at different fluid speeds, angles and temperatures can be realized by accurate control.
Description
Technical field
The fluid scouring corrosion testing apparatus that the present invention relates to a kind of metal material, experimental enviroment factor is controlled, can accurately measure material at different temperatures, flow velocity and wash away the Electrochemistry Information under angle.
Background technology
Erosion corrosion is the corrosion that material occurs under fluid scouring and Corrosion Interaction.Pipeline is subject to the erosion corrosion effect meeting of fluid that the local attenuation of tube wall and then perforation were lost efficacy in use procedure, and this phenomenon extensively exists in the pipe bending portion in the fields such as oil, chemical industry, electricity power.It is reported, 95% industrial explosion, fire, Leakage Gas all occur in tube bends or elbow and the pump leaking or operation valve place.So the erosion corrosion research of pipe bending portion enjoys the extensive concern of Chinese scholars all the time.At present, the device of testing for material erosion corrosion is divided into fluid-guiding type, injecting type and rotary three classes, is applicable to different operating modes, respectively has its relative merits.Revolving type experiments device, because metal rotary disk sample stage is placed in slurry bottom, can wear and tear, produce corrosion with Korrosionsmedium and solid particle, and the encapsulation clamping of sample is also had any problem.Actual condition can be simulated and evaluate to fluid-guiding type test unit preferably, but equipment set floor area is large, and required testing liquid amount is many, and the test period is long and test unit maintenance cost is high.Traditional injecting type device is coutroi velocity well, sample is relatively static simultaneously, electro-chemical test ratio is easier to, but traditional injecting type device adopts shower nozzle water delivering orifice size to carry out coutroi velocity, while making Fluid Circulation, at pipeline place, slot footpath, cause sharp wear, cause fluid intensification phenomenon, fluid temperature (F.T.) is controlled and is difficult for simultaneously, and the actual corrosion condition of test findings is serious.Erosion corrosion test device by sample stage, wash away chamber, temperature control system, flow velocity control system, electro-chemical test system and form.Existing injecting type erosion corrosion test device amount of solution used is large, system circuit is easily corroded, sample clamping and fixture and sample encapsulation difficulty, and easily forming bimetallic corrosion with sample affects and cause electro-chemical test accuracy.In order to obtain higher eroding velocity, and adopt hand line nozzle, make sample wearing and tearing inhomogeneous, under simultaneously high eroding velocity, fluid and pipe friction cause heating, make test findings than actual condition seriously corroded.
Summary of the invention
Testing liquid significantly heats up when overcoming existing injecting type erosion corrosion test device high flow rate, in the large and loop of the wear extent in loop, sneak into device metal ion and device retaining part and sample and easily form bimetallic corrosion, cause telephoning telephony to test affected problem.The invention provides a kind of test unit, realize the continuous controlled and real-time accurate electro-chemical test of rate of flow of fluid, temperature, fluid scouring angle by appropriate design fixture and fluid circuit, equipment loss is low, safeguards simple.
The technical solution adopted for the present invention to solve the technical problems is: injecting type erosion corrosion testing machine comprises constant temperature liquid reserve tank 11, washes away Shi14, teeter chamber 13, ebullator 7, pipeline loop 12, nozzle 17, semicolumn sample stage 21, fixture 16, sample stage 21 is provided with sample cell, spring is established with anti-corrosion pad in sample cell bottom, spring one end is for contacting with sample, the other end connects wire, by the inner aperture of sample stage 21, draw and wash away chamber 14, connect electrochemical workstation; Washing away 14 lower ends, chamber is funnel-form, 13， teeter chamber, connection teeter chamber, bottom 13 with wash away chamber and be placed in constant temperature liquid reserve tank 11; Ebullator 7 serial connection frequency converters 6 are realized zero level speed change, at the pipeline loop of ebullator 7 back segments, electromagnetic flowmeter 10 is installed and is detected flow, gear 8 is equipped with in 13 inside in teeter chamber, outside varying-speed motor 9 driven wheel stirred fluids are installed, wash away chamber 14 and establish the sample formation three-electrode system of built-in contrast electrode 20 and auxiliary electrode 19 and fixture 18 clampings, outer electrochemical workstation and the computing machine of connecting.
Wash away chamber interior and be bonded with teflon lower baffle plate 15, the bonding overhead gage 2 in top, there is circular groove lower baffle plate 15 upper ends, overhead gage 2 has a manhole that is less than semicolumn sample stage 21 diameters, two baffle plates coordinate and are used for fixedly semicircle column type sample stage 21, washing away 14 tops, chamber separately has two manholes, the glass stopper sealing of center band through hole for through hole, and the through hole in the middle of glass stopper is drawn than the wire of electrode 20 and auxiliary electrode 19.
Wash away 14 inside, chamber and be provided with hygrosensor 3 Real-Time Monitoring fluid temperature (F.T.)s, temperature is presented on control panel 1, by control panel 1 design temperature, when washing away chamber interior fluid temperature (F.T.) higher than design temperature, the refrigeration of constant temperature liquid reserve tank and compressor starts work, by the refrigerator 4 in constant temperature liquid reserve tank 11, the fluid temperature in constant temperature liquid reserve tank 11 is declined, fluid temperature (F.T.) in coincidence circuit declines, otherwise, thermopair 5 starts heating, fluid temperature in constant temperature liquid reserve tank 11 rises, in loop, fluid temperature (F.T.) rises, so iterative cycles is controlled and is washed away the stable of indoor fluid temperature (F.T.).
Pipeline loop adopts the polytetrafluoroethylmaterial material of the little and acid and alkali-resistance of friction factor, and sample stage 21, fixture 16, nozzle 17, gear 8 and the whole chamber of washing away are made by teflon.Pipeline loop is established magentic flowmeter, frequency converter connects anti-corrosion membrane pump, and pump used is commercially available teflon membrane pump, regulates the flow of frequency converter frequency control pump.Loop nozzle is placed in and washes away chamber, can change as required the nozzle of different inner diameters.According to flowmeter, show flow and nozzle inside diameter size, by following formula, can draw eroding velocity:
Q=vtπ(R/2)
2
In formula, Q is meter readings m
3/ h, v is rate of flow of fluid, the m/s of unit, R is nozzle inside diameter, the mm of unit.
The invention has the beneficial effects as follows, when can and wash away angle at fine adjustment fluid temperature (F.T.), flow velocity, carry out accurately the electro-chemical test of sample under various corrosive fluids in real time.
Accompanying drawing explanation
Fig. 1 is essential structure schematic diagram of the present invention.
In Fig. 1: 1. temperature control panel; 2. overhead gage; 3. hygrosensor; 4. refrigerator; 5. thermopair; 6. frequency converter; 7. ebullator; 8. gear; 9. motor; 10. electromagnetic flowmeter; 11. constant temperature liquid reserve tanks; 12. pipelines; 13. teeter chambers; 14. wash away chamber; 15. lower baffle plates; 16. fixtures; 17. nozzles; 18. samples; 19. auxiliary electrodes; 20. contrast electrodes; 21. semicolumn sample stages; 22. electrochemical workstations; 23 computing machines.
Fig. 2 is rotation semicolumn sample stage schematic diagram.
Fig. 3 is fixture schematic diagram.
Fig. 4 is the assembly drawing of semicolumn sample stage and fixture.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
In Fig. 1, temperature control panel 1, hygrosensor 3, refrigerator 4, thermopair 5 form temperature control system.Hygrosensor 3 is placed in and washes away in chamber 14, and refrigerator 4 is placed in thermopair 5 the constant temperature fluid storage tank 11 that washes away 14 outsides, chamber.The lower end of washing away 13， teeter chamber, connection teeter chamber, lower end, chamber 13 connects ebullator 7, ebullator 7, and ebullator 7 is connected to by teflon pipeline 12 the polytetrafluoroethylplastic plastic nozzle 17 washing away in chamber 14 and forms fluid circulation loop.Ebullator 7 Series Frequency Conversion devices 6 connect power supply, electromagnetic flowmeter 10 is installed on the teflon pipeline 12 in the middle of ebullator 7 and polytetrafluoroethylplastic plastic nozzle 17 and is detected flows.Wash away 14 inside, chamber and establish sample clamping device, comprise semicolumn sample stage 21, the overhead gage 2 of fixture 16 and fixedly semicolumn sample stage 21 and lower baffle plate 15.Sample 18 back sides connect wire and are fixed on clamping device, sample is drawn as working electrode from clamping device via wire, wash away the built-in contrast electrode 20 in chamber 14 and auxiliary electrode 19 and form three electrode test systems with working electrode, can be in the process of washing away the Electrochemistry Information of real time dynamic measurement sample surfaces.Outreach electrochemical workstation 22 and computing machine 23.The built-in polytetrafluoroethylplastic plastic gear 8 in teeter chamber 13, drives stirred fluid by external motor 9.
Velocity of flow adjust is adjusted ebullator 7 motor speeds by frequency converter 6 and is controlled uninterrupted, and ebullator 7 is commercially available FUH anticorrosive anti-wear pump, maximum flow 10m
3/ h.Reading by electromagnetic flowmeter 10 obtains fluid units time flow, and the internal diameter R of known polytetrafluoroethylplastic plastic nozzle 17 and unit interval fluid flow Q/t, according to formula Q=vt π (R/2)
2can determine fluid scouring speed, otherwise, can determine flow according to fluid scouring speed, and then set respective frequencies.The solution of internal flow suspended particle is driven and has stirred with external motor 9 by the built-in polytetrafluoroethylplastic plastic gear 8 in teeter chamber 13.Wash away 14 inside, chamber and top and be bonded with teflon lower baffle plate 15, there is Φ 80mm * 5mm degree of depth circular groove lower baffle plate 15 upper ends, overhead gage 2 has a Φ 80mm manhole for fixing semicolumn sample stage 21, wooden partition is provided with tapped through hole and supporting plastic bolt, for regulating, washes away after angle fixedly semicolumn sample stage 21.
As shown in Figure 2 and Figure 3, fixture 16 comprises sample cell and tapped through hole, wire through-hole is arranged at sample cell bottom, cell wall is provided with M12 tapped through hole, sample is drawn wire by bottom through-hole after being placed in sample cell, by the distance of rotary plastic bolt adjustment bolt and other end cell wall, clamp the sample of difformity and size, outside sample cell, establish through hole for four jiaos, for fixture 16 and 21 assemblings of rotation semicolumn sample stage.
The present invention, by accurately controlling fluid scouring speed, angle and temperature, has realized the in real time dynamic electro-chemical test of sample.
Claims (6)
1. an injecting type erosion corrosion test device, comprise constant temperature liquid reserve tank (11), wash away chamber (14), teeter chamber (13), ebullator (7), pipeline loop (12), nozzle (17), semicolumn sample stage (21), fixture (16), it is characterized in that: semicolumn sample stage (21) is provided with sample cell, spring and anti-corrosion pad are established in sample cell bottom, spring one end is for contacting with sample, the other end connects wire, by the inner aperture of semicolumn sample stage (21), draw and wash away chamber (14), connect electrochemical workstation; Washing away lower end, chamber (14) is funnel-form, connection teeter chamber, bottom (13), teeter chamber (13) with wash away chamber (14) and be placed in constant temperature liquid reserve tank (11); Ebullator (7) serial connection frequency converter (6) is realized zero level speed change, at the pipeline loop of ebullator (7) back segment, electromagnetic flowmeter (10) is installed and is detected flow; Gear (8) is equipped with in inside in teeter chamber (13), and outside varying-speed motor (9) driven wheel stirred fluid is installed; Wash away chamber (14) and establish the sample formation three-electrode system of built-in contrast electrode (20) and auxiliary electrode (19) and fixture (18) clamping, outer electrochemical workstation and the computing machine of connecting.
2. injecting type erosion corrosion test device according to claim 1, it is characterized in that: wash away chamber (14) viscous and be connected to teflon lower baffle plate (15), the bonding overhead gage in top (2), there is circular groove lower baffle plate (15) upper end, baffle plate (2) has a diameter to be less than the manhole of semicolumn sample stage diameter, two baffle plates coordinate and are used for fixedly semicircle column type sample stage, washing away top, chamber (14) separately has the glass stopper sealing of center band through hole for two manholes, and the through hole in the middle of glass stopper is drawn than the wire of electrode (20) and auxiliary electrode (19).
3. injecting type erosion corrosion test device according to claim 1, it is characterized in that: wash away inside, chamber (14) and be provided with hygrosensor (3) Real-Time Monitoring fluid temperature (F.T.), temperature is presented on control panel (1), by control panel (1) design temperature, when washing away chamber interior fluid temperature (F.T.) higher than design temperature, the refrigeration of constant temperature liquid reserve tank and compressor starts work, by the refrigerator (4) in constant temperature liquid reserve tank (11), the fluid temperature in constant temperature liquid reserve tank (11) is declined, the fluid temperature (F.T.) in coincidence circuit declines; Otherwise thermopair (5) starts heating, the fluid temperature in constant temperature liquid reserve tank (11) rises, and in loop, fluid temperature (F.T.) rises, and so iterative cycles is controlled and washed away the stable of indoor fluid temperature (F.T.).
4. injecting type erosion corrosion test device according to claim 1, it is characterized in that: fixture (16) comprises sample cell and tapped through hole, wire through-hole is arranged at sample cell bottom, cell wall is provided with M12 tapped through hole, sample is placed in sample cell, by bottom through-hole, draw wire, the plastic bolt adjustment bolt being provided with by rotary sample groove one end and the distance of other end cell wall clamp the sample of difformity and size, outside sample cell, establish through hole for four jiaos, by screwing supporting plastic bolt and rotation semicolumn sample stage (21) assembling.
5. injecting type erosion corrosion test device according to claim 1, it is characterized in that: semicolumn sample stage (21) is that two ends are cylinder, centre is the rotation semicolumn of semicolumn, upper bottom surface has angle graticule, during rotation, by the scale of angle graticule and overhead gage (2), determined and washed away angle, overhead gage (2) wooden partition is established tapped through hole and supporting plastic bolt.
6. injecting type erosion corrosion test device according to claim 1, it is characterized in that: pipeline loop adopts the polytetrafluoroethylmaterial material of the little and acid and alkali-resistance of friction factor, and semicolumn sample stage (21), fixture (16), nozzle (17), gear (8) and the whole chamber of washing away are made by teflon.
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104614268A (en) * | 2015-02-02 | 2015-05-13 | 青岛科标检测股份有限公司 | Scouring testing machine |
| CN104792639A (en) * | 2015-04-08 | 2015-07-22 | 浙江理工大学 | Test bed of supersonic-speed gas-solid two-phase-flow high-temperature erosion wearing testing device |
| CN105241771A (en) * | 2015-09-18 | 2016-01-13 | 西南石油大学 | Angle flow velocity and distance adjustable four-side annular fluid erosion testing machine with water saving function |
| CN106198192A (en) * | 2016-08-18 | 2016-12-07 | 河南理工大学 | The sample angle of attack of a kind of rotary erosion abrasion test device adjusts assembly and method |
| CN106546503A (en) * | 2016-10-19 | 2017-03-29 | 北京科技大学 | A kind of detection method of dry/adjustable Anti brushing Performance of wet atmosphere |
| CN107202740A (en) * | 2017-07-18 | 2017-09-26 | 西北工业大学 | It is a kind of to simulate the experimental rig for washing away fatigue |
| CN107992123A (en) * | 2017-12-15 | 2018-05-04 | 广电计量检测（成都）有限公司 | A kind of Fluid Sensitivity chamber |
| CN108007853A (en) * | 2017-11-01 | 2018-05-08 | 国网江西省电力公司电力科学研究院 | A kind of earthing material corrosion testing apparatus and method in Simulated Soil Solution |
| CN108195750A (en) * | 2018-03-28 | 2018-06-22 | 西南石油大学 | Multifactor synergistic effect Dynamic Corrosion test device |
| CN108303334A (en) * | 2017-12-22 | 2018-07-20 | 江苏大学 | A kind of device and test method for test material wear resistance |
| CN108387508A (en) * | 2018-01-25 | 2018-08-10 | 西北有色金属研究院 | A kind of experimental rig with metal fatigue and frictional behaviour detection function |
| CN109030337A (en) * | 2018-07-03 | 2018-12-18 | 北京工业大学 | A kind of buried metal pipeline corrosion and corrosion protection layer peel test system based on SECM |
| CN109490124A (en) * | 2018-11-20 | 2019-03-19 | 浙江理工大学 | Intelligent recycle stream dynamic formula erosion corrosion pilot system and test method |
| CN109632552A (en) * | 2019-01-04 | 2019-04-16 | 浙江理工大学 | The accurate erosion corrosion system and test method of adaptive feedback adjustment |
| CN111076910A (en) * | 2019-12-18 | 2020-04-28 | 西安航天动力研究所 | Test system and test method for checking nozzle brazing qualification |
| CN111189769A (en) * | 2020-01-10 | 2020-05-22 | 重庆大学 | Metal material high-temperature oxidation simulation experiment device and experiment method |
| CN111855546A (en) * | 2020-02-28 | 2020-10-30 | 常州大学 | Speed measurement anti-settling erosion corrosion test device and test method thereof |
| CN112577840A (en) * | 2020-11-08 | 2021-03-30 | 扬州大学 | Jet type solid-liquid dual-phase flow erosion wear test device and method |
| CN112798510A (en) * | 2020-12-28 | 2021-05-14 | 杭州新灵峰润滑油有限公司 | Corrosion detection device and method for motor vehicle brake fluid |
| CN115127909A (en) * | 2022-07-27 | 2022-09-30 | 西南石油大学 | Special fixture for high-temperature high-pressure oil well pipe erosion corrosion test |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2916626Y (en) * | 2006-07-13 | 2007-06-27 | 郭振琪 | XRD specimen stage for oriented and non-oriented crystal analysis |
| CN101140209A (en) * | 2007-10-08 | 2008-03-12 | 西安理工大学 | Jet stream type erosion abrasion test device |
| CN201066333Y (en) * | 2007-09-05 | 2008-05-28 | 中国科学院金属研究所 | Spraying liquid and solid dual-phase current washing erosion testing device |
| CN101865816A (en) * | 2010-05-28 | 2010-10-20 | 北京科技大学 | Experimental apparatus for high-temperature high-pressure loop spray corrosion simulation and electrochemical testing |
| US20120192629A1 (en) * | 2011-02-02 | 2012-08-02 | Rolls-Royce Plc | Erosion testing assembly |
| CN202403993U (en) * | 2011-12-30 | 2012-08-29 | 北京科技大学 | Friction and wear performance and electrochemical corrosion testing device |
| CN103234894A (en) * | 2013-04-03 | 2013-08-07 | 中国石油大学(华东) | Multiphase flow erosion local corrosion testing apparatus |
| CN203519449U (en) * | 2013-10-24 | 2014-04-02 | 北京科技大学 | Spraying type erosion corrosion testing device |
-
2013
- 2013-10-24 CN CN201310507370.XA patent/CN103543077B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2916626Y (en) * | 2006-07-13 | 2007-06-27 | 郭振琪 | XRD specimen stage for oriented and non-oriented crystal analysis |
| CN201066333Y (en) * | 2007-09-05 | 2008-05-28 | 中国科学院金属研究所 | Spraying liquid and solid dual-phase current washing erosion testing device |
| CN101140209A (en) * | 2007-10-08 | 2008-03-12 | 西安理工大学 | Jet stream type erosion abrasion test device |
| CN101865816A (en) * | 2010-05-28 | 2010-10-20 | 北京科技大学 | Experimental apparatus for high-temperature high-pressure loop spray corrosion simulation and electrochemical testing |
| US20120192629A1 (en) * | 2011-02-02 | 2012-08-02 | Rolls-Royce Plc | Erosion testing assembly |
| CN202403993U (en) * | 2011-12-30 | 2012-08-29 | 北京科技大学 | Friction and wear performance and electrochemical corrosion testing device |
| CN103234894A (en) * | 2013-04-03 | 2013-08-07 | 中国石油大学(华东) | Multiphase flow erosion local corrosion testing apparatus |
| CN203519449U (en) * | 2013-10-24 | 2014-04-02 | 北京科技大学 | Spraying type erosion corrosion testing device |
Non-Patent Citations (1)
| Title |
|---|
| 姜胜利 等: "高速喷射式冲刷腐蚀实验装置的研制及其实时动态电化学测试", 《腐蚀科学与防护技术》, vol. 21, no. 5, 30 September 2009 (2009-09-30) * |
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| CN104614268A (en) * | 2015-02-02 | 2015-05-13 | 青岛科标检测股份有限公司 | Scouring testing machine |
| CN104792639A (en) * | 2015-04-08 | 2015-07-22 | 浙江理工大学 | Test bed of supersonic-speed gas-solid two-phase-flow high-temperature erosion wearing testing device |
| CN104792639B (en) * | 2015-04-08 | 2017-09-26 | 浙江理工大学 | The testing stand of supersonic gas fixed double phase flow high-temperature erosion abrasion experimental rig |
| CN105241771A (en) * | 2015-09-18 | 2016-01-13 | 西南石油大学 | Angle flow velocity and distance adjustable four-side annular fluid erosion testing machine with water saving function |
| CN106198192A (en) * | 2016-08-18 | 2016-12-07 | 河南理工大学 | The sample angle of attack of a kind of rotary erosion abrasion test device adjusts assembly and method |
| CN106546503A (en) * | 2016-10-19 | 2017-03-29 | 北京科技大学 | A kind of detection method of dry/adjustable Anti brushing Performance of wet atmosphere |
| CN107202740A (en) * | 2017-07-18 | 2017-09-26 | 西北工业大学 | It is a kind of to simulate the experimental rig for washing away fatigue |
| CN107202740B (en) * | 2017-07-18 | 2023-02-10 | 西北工业大学 | Test device for simulating scouring fatigue |
| CN108007853A (en) * | 2017-11-01 | 2018-05-08 | 国网江西省电力公司电力科学研究院 | A kind of earthing material corrosion testing apparatus and method in Simulated Soil Solution |
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| CN108303334A (en) * | 2017-12-22 | 2018-07-20 | 江苏大学 | A kind of device and test method for test material wear resistance |
| CN108303334B (en) * | 2017-12-22 | 2020-08-28 | 江苏大学 | Device and method for testing abrasion resistance of material |
| CN108387508A (en) * | 2018-01-25 | 2018-08-10 | 西北有色金属研究院 | A kind of experimental rig with metal fatigue and frictional behaviour detection function |
| CN108195750A (en) * | 2018-03-28 | 2018-06-22 | 西南石油大学 | Multifactor synergistic effect Dynamic Corrosion test device |
| CN109030337A (en) * | 2018-07-03 | 2018-12-18 | 北京工业大学 | A kind of buried metal pipeline corrosion and corrosion protection layer peel test system based on SECM |
| CN109030337B (en) * | 2018-07-03 | 2021-05-07 | 北京工业大学 | Buried metal pipeline corrosion and anticorrosive coating peeling test system based on SECM |
| CN109490124A (en) * | 2018-11-20 | 2019-03-19 | 浙江理工大学 | Intelligent recycle stream dynamic formula erosion corrosion pilot system and test method |
| CN109490124B (en) * | 2018-11-20 | 2023-12-12 | 浙江理工大学 | Intelligent circulating flow type erosion corrosion test system and test method |
| CN109632552A (en) * | 2019-01-04 | 2019-04-16 | 浙江理工大学 | The accurate erosion corrosion system and test method of adaptive feedback adjustment |
| CN109632552B (en) * | 2019-01-04 | 2023-12-12 | 浙江理工大学 | Self-adaptive feedback adjustment accurate erosion corrosion system and testing method |
| CN111076910A (en) * | 2019-12-18 | 2020-04-28 | 西安航天动力研究所 | Test system and test method for checking nozzle brazing qualification |
| CN111076910B (en) * | 2019-12-18 | 2021-06-15 | 西安航天动力研究所 | Test system and test method for checking nozzle brazing qualification |
| CN111189769A (en) * | 2020-01-10 | 2020-05-22 | 重庆大学 | Metal material high-temperature oxidation simulation experiment device and experiment method |
| CN111855546A (en) * | 2020-02-28 | 2020-10-30 | 常州大学 | Speed measurement anti-settling erosion corrosion test device and test method thereof |
| CN112577840A (en) * | 2020-11-08 | 2021-03-30 | 扬州大学 | Jet type solid-liquid dual-phase flow erosion wear test device and method |
| CN112798510A (en) * | 2020-12-28 | 2021-05-14 | 杭州新灵峰润滑油有限公司 | Corrosion detection device and method for motor vehicle brake fluid |
| CN115127909A (en) * | 2022-07-27 | 2022-09-30 | 西南石油大学 | Special fixture for high-temperature high-pressure oil well pipe erosion corrosion test |
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