CN103471984A - Simulation test device and simulation test method for corrosion resistance of protective coating - Google Patents
Simulation test device and simulation test method for corrosion resistance of protective coating Download PDFInfo
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- CN103471984A CN103471984A CN2013103883971A CN201310388397A CN103471984A CN 103471984 A CN103471984 A CN 103471984A CN 2013103883971 A CN2013103883971 A CN 2013103883971A CN 201310388397 A CN201310388397 A CN 201310388397A CN 103471984 A CN103471984 A CN 103471984A
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Abstract
The invention relates to a simulation test device and a simulation test method for the corrosion resistance of a protective coating. The simulation test device of the corrosion resistance of the protective coating comprises a test bed (1), a motor (2), a dynamic test parameter monitoring and allocation system (3), a cylinder sample (8) and a test tank, wherein one end of the motor (2) is fixedly connected with the upper part of the test bed (1); a motor shaft (4) at the other end of the motor (2) is fixedly connected with a connecting rod (6) at the upper end of the cylinder sample (8) by an insulation jacket (5); the cylinder sample (8) is arranged in the test tank; the test tank is arranged on the surface of the lower part of the test bed (1); and the dynamic test parameter monitoring and allocation system (3) is connected with the test tank by a connecting pipe. The device increases development success rates of novel anticorrosive paint products, novel corrosion resisting steel and corrosion resisting steel products, lowers the development cost, is simple to operate and convenient to use, and realizes automatic microcomputer control.
Description
[technical field]
The present invention relates to a kind of simulation test device of protective finish antiseptic property, especially relate to a kind of simulation test device and method of testing of gas piping inner wall protection coating antiseptic performance.
[background technology]
Known, the etching problem occurred for domestic iron and steel enterprise's blast furnace gas pipeline at present, Iron and Steel Research Geueral Inst has carried out test and the applied research of blast furnace gas pipeline inner wall anti-corrosive coating, the dissimilar coating samples such as vinylite glass flake plasticine, the thick slurry corrosion-resistant epoxy paint of modification, poly-arteries and veins coating, epoxy scale clay are tested, but the mode that test method only adopts corrosive medium to soak, the antiseptic property of parallel comparative evaluation's different product, and domesticly also promulgating multinomial standard aspect the oil and gas pipes resist technology, comprising: SY/T0544-2004 " oil drill rocker inside coating technical conditions ", SY/T6330-2002 " noncorrosive gases is carried and used the line pipe inside coating " etc., in above-mentioned standard to the performance test of pipe internal coating, bending has also only been proposed, adhesion, hardness, wearing quality, bright luster, soaking-resistant, the conventional requirement such as salt fog, basically identical with the method for testing of common corrosion-inhibiting coating, do not embody the singularity of pipe interior corrosion environment, therefore, at the actual corrosion environment of simulation pipe interior, to carrying out inner-walls of duct protective finish performance test aspect in space state.
[summary of the invention]
In order to overcome the deficiency in background technology, the invention discloses a kind of simulation test device and method of testing of protective finish antiseptic property, the present invention rotates and washes away and test parameters dynamic monitoring mixing system by electric rotating machine, can simulate the corrosion environment of inside of gas pipeline sealing, reach the test effect that under the simulation actual working conditions, protective finish, pipeline base material etc. is carried out to the material property evaluation; The present invention has improved the power that is developed into of anticorrosive paint new product, new type corrosion resistant steel and goods thereof, has reduced development cost, simple to operate, and has realized microcomputer automatic control, easy to use.
In order to realize the purpose of foregoing invention, the present invention adopts following technical scheme:
A kind of protective finish antiseptic property simulation test device; comprise test-bed, motor, test parameters dynamic monitoring mixing system, cylinder sample and test flume; one end of described motor is fixedly connected with the top of test-bed; the motor shaft of the motor other end is fixedly connected with by insulating jacket with the connecting link of cylinder style upper end; described cylinder style is arranged in test flume; described test flume is arranged on the bottom surfaces of test-bed, and described test parameters dynamic monitoring mixing system is connected by connecting pipe with test flume.
Described protective finish antiseptic property simulation test device; described test flume comprises constant temperature test groove and acidifying water test flume; described constant temperature test groove is arranged on the bottom table top of test-bed; be provided with the acidifying water test flume in the inside of constant temperature test groove; described cylinder sample is arranged in the acidifying water test flume, is provided with the pipeline be communicated with test parameters dynamic monitoring mixing system in the acidifying water test flume.
Described protective finish antiseptic property simulation test device, described test parameters dynamic monitoring mixing system comprises monitoring system, control system and mixing system, described monitoring system, control system and mixing system are connected by wire.
Described protective finish antiseptic property simulation test device; described monitoring system comprises temperature sensor, pH glass electrode, ion concentration monitoring probe and display; described temperature sensor, pH glass electrode, ion concentration monitoring probe are by display display measurement value, and described temperature sensor, pH glass electrode and ion concentration monitoring probe are connected by wire with control system with display.
Described protective finish antiseptic property simulation test device; described control system comprises solenoid valve and computing machine; described solenoid valve is connected by wire with computing machine, is provided with signal processing system in computing machine, and described solenoid valve is connected by connecting pipe with mixing system.
Described protective finish antiseptic property simulation test device, described mixing system comprises acid mother liquid, described acid mother liquid is connected with control system by connecting pipe.
Described protective finish antiseptic property simulation test device, described acid ion concentration monitor probe comprises Cl ~-Monitoring probe and sulfate ion monitoring probe.
Described protective finish antiseptic property simulation test device, described monitoring system, control system and mixing system are connected with power supply.
A kind of simulation test device of protective finish antiseptic property and method thereof, comprise test-bed 1 motor, test parameters dynamic monitoring mixing system, cylinder sample and test flume, the concrete steps of described method are: preset the pH value, test temperature, rotating speed, the test parameters of acid ion concentration range and acid mother liquid, the acidifying water test flume that fills acidifying water is placed in the constant temperature test groove, and power-on, driven the rotation of cylinder sample by the rotation of motor, the surface of washing away the cylinder sample by the rotation of the acidifying water in the acidifying water test flume reaches the anti-corrosion performance test under the simulated environment condition, displays temperature sensor on the screen of display, the pH glass electrode, when the measured value that the ion monitoring probe detects exceeds predefined scope, by the signal processing system arranged in computing machine, by acid mother liquid, by the solenoid valve automatic governing, be within predefined scope, complete solution medium in the acidifying water test flume is carried out to the pH value, temperature, the monitoring of ion concentration parameter is regulated, realize microcomputer automatic control, and automatically record change curve.
The simulation test device of described protective finish antiseptic property and method thereof, predefined pH value range of adjustment: 0～9, control accuracy is ± 0.2; Test temperature is room temperature～100 ℃, and temperature-controlled precision is ± 2 ℃; Motor speed is 0～1.5m/s, and control accuracy is ± 0.1 m/s; Acid ion concentration is Cl
-: 1000mg/L, SO
4 -2: 100mg/L; Acid mother liquid concentration is 1mol/L.
Owing to adopting technique scheme, the present invention has following beneficial effect:
The simulation test device of a kind of protective finish antiseptic property of the present invention and method thereof, by the antiseptic property simulation test that the heavy anti-corrosion pipeline coating of modified epoxy heatproof is carried out under the simulated environment condition, show, wash away and the monitoring of test parameters is allocated by rotation, can simulate the corrosion environment of inside of gas pipeline sealing, reach under the simulation actual working conditions protective finish, pipeline base material etc. carries out the test effect of material property evaluation, the present invention has improved the anticorrosive paint new product, new type corrosion resistant steel and goods thereof be developed into power, reduce development cost simple to operate, realize microcomputer automatic control, easy to use.
[accompanying drawing explanation]
Fig. 1 is structural representation of the present invention;
Fig. 2 is test parameters dynamic monitoring mixing system workflow diagram of the present invention;
In the drawings: 1 test-bed; 2, electric rotating machine; 3, test parameters dynamic monitoring mixing system; 4, motor shaft; 5, insulating jacket; 6, connecting link; 7, test flume cover plate; 8, cylinder sample; 9, constant temperature test groove; 10, acidifying water test flume; 11, power supply; 12, detection system; 13, control system; 14, mixing system; 15, display; 16, temperature sensor; 17, pH glass electrode; 18, ion monitoring probe; 19, computing machine; 20, solenoid valve; 21, acid mother liquid; 22, Cl ~-Monitoring probe; 23, sulfate ion monitoring probe; 24, signal processing system.
[embodiment]
Can explain in more detail the present invention by the following examples, disclose purpose of the present invention and be intended to protect all changes and improvements in the scope of the invention, the present invention is not limited to the following examples:
The simulation test device of 1 and 2 described protective finish antiseptic properties and method thereof by reference to the accompanying drawings, comprise test-bed 1, motor 2, test parameters dynamic monitoring mixing system 3, cylinder sample 8 and test flume, one end of described motor 2 is fixedly connected with the top of test-bed 1, the motor shaft 4 of motor 2 other ends is fixedly connected with by insulating jacket 5 with the connecting link 6 of cylinder style 8 upper ends, described cylinder style 8 is arranged in test flume, described test flume is arranged on the bottom surfaces of test-bed 1, described test parameters dynamic monitoring mixing system 3 is connected by connecting pipe with test flume, described test flume comprises constant temperature test groove 9 and acidifying water test flume 10, described constant temperature test groove 9 is arranged on the bottom table top of test-bed 1, be provided with acidifying water test flume 10 in the inside of constant temperature test groove 9, described cylinder sample 8 is arranged in acidifying water test flume 10, is provided with the pipeline be communicated with test parameters dynamic monitoring mixing system 3 in acidifying water test flume 10, described test parameters dynamic monitoring mixing system 3 comprises monitoring system 12, control system 13 and mixing system 14, and described monitoring system 12, control system 13 and mixing system 14 are connected by wire, described monitoring system 12 comprises temperature sensor 16, pH glass electrode 17, ion concentration monitoring probe 18 and display 15, described temperature sensor 16, pH glass electrode 17, ion concentration monitoring probe 18 are by display 15 display measurement values, and described temperature sensor 16, pH glass electrode 17 and ion concentration monitoring probe 18 are connected by wire with control system 13 with display 15, described control system 13 comprises solenoid valve 20 and computing machine 19, and described solenoid valve 20 is connected by wire with computing machine 19, is provided with signal processing system 24 in computing machine, and described solenoid valve 20 is connected by connecting pipe with mixing system 14, described mixing system comprises acid mother liquid 21, and described acid mother liquid 20 is connected with control system 13 by connecting pipe, described acid ion concentration monitor probe 18 comprises Cl ~-Monitoring probe 22 and sulfate ion monitoring probe 23, described monitoring system 12, control system 13 and mixing system 14 are connected with power supply 1.
A kind of simulation experiment method of protective finish antiseptic property, comprise test-bed 1, motor 2, test parameters dynamic monitoring mixing system 3, cylinder sample 8 and test flume, the concrete steps of described method are: preset the pH value, test temperature, rotating speed, the test parameters of acid ion concentration range and acid mother liquid 21, the acidifying water test flume 10 that fills acidifying water is placed in constant temperature test groove 9, and power-on, driven the rotation of cylinder sample 8 by the rotation of motor 2, the surface of washing away cylinder sample 8 by the rotation of the acidifying water in acidifying water test flume 10 reaches the anti-corrosion performance test under the simulated environment condition, displays temperature sensor 16 on the screen of display 15, pH glass electrode 17, when ion monitoring probe 18 measured values that detect exceed predefined scope, signal processing system 24 by computing machine 19 interior settings is within predefined scope by acid mother liquid 21 by solenoid valve 20 automatic governings, complete the interior solution medium of acidifying water test flume 10 is carried out to the pH value, temperature, the monitoring of ion concentration parameter is regulated, realize microcomputer automatic control, and automatically record change curve.
The simulation experiment method of described protective finish antiseptic property, predefined pH value range of adjustment: 0～9, control accuracy is ± 0.2; Test temperature is room temperature～100 ℃, and temperature-controlled precision is ± 2 ℃; Motor speed is 0～1.5m/s, and control accuracy is ± 0.1 m/s; Acid ion concentration is Cl
-: 1000mg/L, SO
4 -2: 100mg/L; Acid mother liquid concentration is 1mol/L.
Implement simulation test device and the method thereof of a kind of protective finish antiseptic property of the present invention, in use, preset the pH value and be 0～9, test temperature is room temperature～100 ℃, motor speed is that 0～1.5m/s, acid ion concentration range are Cl
-: 1000mg/L, SO
4 -2: 100mg/L, the test parameters that acid mother liquid 21 concentration are 1mol/L, the acidifying water test flume 10 that fills acidifying water is placed in constant temperature test groove 9, and power-on, driven the rotation of cylinder sample 8 by the rotation of motor 2, the surface of washing away cylinder sample 8 by the rotation of the acidifying water in acidifying water test flume 10 reaches the anti-corrosion performance test under the simulated environment condition, displays temperature sensor 16 on the screen of display 15, pH glass electrode 17, when ion monitoring probe 18 measured values that detect exceed predefined scope, signal processing system 24 by computing machine 19 interior settings is within predefined scope by acid mother liquid 21 by solenoid valve 20 automatic governings, complete the interior solution medium of acidifying water test flume 10 is carried out to the pH value, temperature, the monitoring of ion concentration parameter is regulated, realize microcomputer automatic control, and automatically record change curve, the present invention has improved the power that is developed into of anticorrosive paint new product, new type corrosion resistant steel and goods thereof, reduces development cost simple to operate, realizes microcomputer automatic control, easy to use.
The embodiment selected in this article in order to disclose purpose of the present invention, current think suitable, but will be appreciated that, the present invention is intended to comprise that all belong to all changes and the improvement of this design and the interior embodiment of the scope of the invention.
Claims (10)
1. a protective finish antiseptic property simulation test device, comprise test-bed (1), motor (2), test parameters dynamic monitoring mixing system (3), cylinder sample (8) and test flume, it is characterized in that: an end of described motor (2) is fixedly connected with the top of test-bed (1), the motor shaft (4) of motor (2) other end is fixedly connected with by insulating jacket (5) with the connecting link (6) of cylinder style (8) upper end, described cylinder style (8) is arranged in test flume, described test flume is arranged on the bottom surfaces of test-bed (1), described test parameters dynamic monitoring mixing system (3) is connected by connecting pipe with test flume.
2. protective finish antiseptic property simulation test device according to claim 1; it is characterized in that: described test flume comprises constant temperature test groove (9) and acidifying water test flume (10); described constant temperature test groove (9) is arranged on the bottom table top of test-bed (1); be provided with acidifying water test flume (10) in the inside of constant temperature test groove (9); described cylinder sample (8) is arranged in acidifying water test flume (10), is provided with the pipeline be communicated with test parameters dynamic monitoring mixing system (3) in acidifying water test flume (10).
3. protective finish antiseptic property simulation test device according to claim 1 and 2; it is characterized in that: described test parameters dynamic monitoring mixing system (3) comprises monitoring system (12), control system (13) and mixing system (14), and described monitoring system (12), control system (13) and mixing system (14) are connected by wire.
4. protective finish antiseptic property simulation test device according to claim 3, it is characterized in that: described monitoring system (12) comprises temperature sensor (16), pH glass electrode (17), ion concentration monitoring probe (18) and display (15), described temperature sensor (16), pH glass electrode (17), ion concentration monitoring probe (18) is by display (15) display measurement value, described temperature sensor (16), pH glass electrode (17) is connected by wire with control system (13) with display (15) with ion concentration monitoring probe (18).
5. according to the described protective finish antiseptic property of claim 3 or 4 simulation test device; it is characterized in that: described control system (13) comprises solenoid valve (20) and computing machine (19); described solenoid valve (20) is connected by wire with computing machine (19); be provided with signal processing system (24) in computing machine, described solenoid valve (20) is connected by connecting pipe with mixing system (14).
6. according to the described protective finish antiseptic property of claim 3 or 5 simulation test device, it is characterized in that: described mixing system comprises acid mother liquid (20), and described acid mother liquid (20) is connected with control system (13) by connecting pipe.
7. protective finish antiseptic property simulation test device according to claim 4 is characterized in that: described acid ion concentration monitor probe (18) comprises Cl ~-Monitoring probe (22) and sulfate ion monitoring probe (23).
8. protective finish antiseptic property simulation test device according to claim 3, it is characterized in that: described monitoring system (12), control system (13) and mixing system (14) are connected with power supply (1).
9. the simulation test device of a protective finish antiseptic property and method thereof, comprise test-bed (1), motor (2), test parameters dynamic monitoring mixing system (3), cylinder sample (8) and test flume, it is characterized in that: the concrete steps of described method are: preset the pH value, test temperature, rotating speed, the test parameters of acid ion concentration range and acid mother liquid (21), the acidifying water test flume (10) that fills acidifying water is placed in constant temperature test groove (9), and power-on (1), driven the rotation of cylinder sample (8) by the rotation of motor (2), the surface of washing away cylinder sample (8) by the rotation of the acidifying water in acidifying water test flume (10) reaches the anti-corrosion performance test under the simulated environment condition, displays temperature sensor (16) on the screen of display (15), pH glass electrode (17), when the measured value that ion monitoring probe (18) detects exceeds predefined scope, by the signal processing system (24) arranged in computing machine (19), by acid mother liquid (21), by solenoid valve (20) automatic governing, be within predefined scope, complete the interior solution medium of acidifying water test flume (10) is carried out to the pH value, temperature, the monitoring of ion concentration parameter is regulated, realize microcomputer automatic control, and automatically record change curve.
10. the simulation test device of protective finish antiseptic property according to claim 9 and method thereof, predefined pH value range of adjustment: 0～9, control accuracy is ± 0.2; Test temperature is room temperature～100 ℃, and temperature-controlled precision is ± 2 ℃; Motor (2) rotating speed is 0～1.5m/s, and control accuracy is ± 0.1 m/s; Acid ion concentration is Cl
-: 1000mg/L, SO
4 -2: 100mg/L; Acid mother liquid concentration is 1mol/L.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104251813A (en) * | 2014-09-19 | 2014-12-31 | 江阴市产品质量监督检验所 | Test chamber for stroking resistance of paint film |
| CN104297141A (en) * | 2014-10-28 | 2015-01-21 | 中国科学院合肥物质科学研究院 | Axial erosion corrosion test device and method for samples |
| CN106990010A (en) * | 2017-05-11 | 2017-07-28 | 中国民航大学 | Liquid erosion test device in a kind of many reference amounts regulation and control pipeline |
| CN108226019A (en) * | 2017-12-08 | 2018-06-29 | 江苏理文化工有限公司 | A kind of detection device of coating |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105717039B (en) * | 2016-04-01 | 2018-08-24 | 天津亿利科能源科技发展股份有限公司 | Splash zone corrosion protective coating assessment device and appraisal procedure |
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Cited By (4)
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| CN108226019A (en) * | 2017-12-08 | 2018-06-29 | 江苏理文化工有限公司 | A kind of detection device of coating |
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| CN103471984B (en) | 2015-09-02 |
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