CN201331484Y - Material rusty tester - Google Patents
Material rusty tester Download PDFInfo
- Publication number
- CN201331484Y CN201331484Y CNU2009201052563U CN200920105256U CN201331484Y CN 201331484 Y CN201331484 Y CN 201331484Y CN U2009201052563 U CNU2009201052563 U CN U2009201052563U CN 200920105256 U CN200920105256 U CN 200920105256U CN 201331484 Y CN201331484 Y CN 201331484Y
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- Prior art keywords
- programmable logic
- logic controller
- temperature
- value
- proving installation
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Abstract
This utility model discloses a material rusty tester, comprising: a programmable controller, a temperature tester, a liquid level measurer, a flow meter and an adjusting circuit, wherein the programmable controller is connected with signal output ends of the temperature tester, the pressure tester, the liquid level measurer and the flow meter so as to receive a temperature valve, a pressure value and a liquid level value of a sample room, a temperature of a multi-level heating furnace, a temperature value and a circulation flow value of a circulation pump in real time. The adjusting circuit is connected with the programmable controller so as to receive an order signal of the programmable controller, and the temperature value, the pressure value and the liquid level value collected by the programmable controller, and to dynamically output signals for adjusting the sample room temperature, the pressure and the liquid level to the sample room. This utility model is suitable for the material rusty test in the industrial environment.
Description
Technical field
The utility model relates to commercial unit decay resistance measuring technology, relates in particular to a kind of material corrosion proving installation of automatic control test environment parameter.
Background technology
In the commercial production, equipment and materials is under the environment of high temperature, high flow rate, high concentration and strong pressure through regular meeting, and directly contacts with the corrosivity material.Therefore, the decay resistance of equipment and materials becomes the key factor that influence is produced.Especially occurring selecting material not have referential experience under new technology, the new situations such as production requirement, just even more important to the corrosivity test of material.So, in the actual industrial environment of laboratory dynamic similation, study each corrosive medium in aspect such as temperature, flow velocity, pressure and concentration and the relation of material corrosion resistance, the corrosion resistance of test material, be the key foundation of selecting anticorrosive material.
What present breadboard material corrosion proving installation was fairly perfect is the high-temp high-flow-speed outwash test unit.When the corrosivity of material is tested, the environment that meets working condition for dynamic similation, need various parameters such as design temperature, pressure, but above-mentioned high-temp high-flow-speed outwash test unit is when operation, these parameter control are finished by manual operations, and manual operations is not only operated frequently, working strength is big, and controls inaccurate, error is bigger, needs to regulate repeatedly just can reach requirement.In addition, test raw material can produce the variation of composition after a circulation, influences the accuracy of test condition.
The utility model content
The purpose of this utility model provides a kind of material corrosion proving installation, can control the parameter of relevant test environment in the material corrosion test process automatically, to solve the problem of the inaccurate and complicated operation of control that the hand-guided parameter causes.
For achieving the above object, the utility model provides a kind of material corrosion proving installation, comprises Programmable Logic Controller, temperature measuring set, pressure-measuring device, fluid level measuring instrument, flowmeter and regulating circuit, wherein:
Programmable Logic Controller is connected with the signal output part of temperature measuring set, pressure-measuring device, fluid level measuring instrument, flowmeter respectively, in order to the temperature value of temperature value, force value, level value and the multistage heating furnace of real-time reception sample chamber and temperature value, the circular flow of ebullator;
Regulating circuit is connected with Programmable Logic Controller, receives the command signal of Programmable Logic Controller and temperature value, force value and the level value of the sample chamber that Programmable Logic Controller collects, and dynamically exports the signal of regulating sample chamber temperature, pressure and liquid level to the sample chamber.
The utility model material corrosion proving installation is in the process of test material corrosive nature, Programmable Logic Controller receives temperature value, force value and the level value that temperature measuring set, pressure-measuring device and fluid level measuring instrument collect, and the experimental situation parameters such as temperature, pressure and liquid level in the regulating and controlling circuit dynamic adjustments sample chamber, parameter control need not manual intervention, realize the robotization control of parameter, reduced parameter error.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the control structure figure of the utility model material corrosion proving installation;
Fig. 2 is the control structure figure of the utility model material corrosion proving installation embodiment;
Fig. 3 is the structural representation of the another embodiment of the utility model material corrosion proving installation.
Embodiment
Fig. 1 is the control structure figure of the utility model material corrosion proving installation, the utility model material corrosion proving installation, comprise Programmable Logic Controller 10, temperature measuring set 22, pressure-measuring device 20, fluid level measuring instrument 21, flowmeter 23 and regulating circuit 11, wherein: Programmable Logic Controller 10 is connected with the signal output part of temperature measuring set 22, pressure-measuring device 20, fluid level measuring instrument 21, flowmeter 23 respectively, in order to the temperature value of temperature value, force value, level value and the multistage heating furnace of real-time reception sample chamber and temperature value, the circular flow of ebullator; Regulating circuit 11 is connected with Programmable Logic Controller 10, receive 10 command signals of Programmable Logic Controller and temperature value, force value and the level value of the sample chamber that Programmable Logic Controller 10 collects, and dynamically export the signal of regulating this sample chamber temperature, pressure and liquid level to the sample chamber.
The control device of the utility model test material corrosion is in control procedure, Programmable Logic Controller receives temperature value, force value and the level value that temperature measuring set, pressure-measuring device and fluid level measuring instrument collect, and the experimental situation parameters such as temperature, pressure and liquid level in the regulating and controlling circuit dynamic adjustments sample chamber, parameter control need not manual intervention, realize the robotization of parameter control, reduced parameter error.
Fig. 2 is the control structure figure of the utility model material corrosion proving installation embodiment, as shown in Figure 2, for making things convenient for temperature, pressure and the level condition of experimenter's Real Time Observation and record sample chamber, the utility model material corrosion proving installation also is provided with display screen 12.Display screen 12 is connected with the shows signal output of Programmable Logic Controller 10, shows Programmable Logic Controller 10 detected temperature values, force value and level value and used time of test process in real time.
In the corrosive process of test material, for preventing that circulation experiment liquid causes ebullator to damage under ebullator is too high in temperature or liquid level is low excessively the situation, and avoid multistage heating furnace temperature when the heating experimental liquid too high, as shown in Figure 2, in the utility model material corrosion proving installation, Programmable Logic Controller 10 also is provided with the signal output part that is used for Control Circulation pump 32 and 31 runnings of multistage heating furnace, the running of Control Circulation pump 32 and multistage heating furnace 31 in real time.
In the corrosive process of test material, for experimental liquid can be circulated in the pipeline of proving installation swimmingly, as shown in Figure 2, in the utility model material corrosion proving installation, Programmable Logic Controller 10 also is provided with the signal output part that is used for control heater 34 runnings.Well heater 34 is used for the experimental liquid of preheating receiver.
For accurately controlling the jet velocity of experimental liquid, as shown in Figure 2, in the utility model material corrosion proving installation, Programmable Logic Controller 10 also is connected with the signal output part of jet velocity measuring instrument 24, and jet velocity measuring instrument measuring instrument 24 is installed in the jet expansion of described flowmeter 23.
For use crude oil as test(ing) liquid with the corrosivity of test crude oil medium to refining equipment, as shown in Figure 2, in the utility model material corrosion proving installation, also comprise high score jar 36.Programmable Logic Controller 10 is provided with the signal output part of control high score jar 36 runnings.If in the time of will testing the crude oil medium to the corrosivity of refining equipment, Programmable Logic Controller 10 sends the signal that makes 36 work of high score jar.Crude oil at the middle circulation time that installs pipes, loses main chemical elements-light constituent in the crude oil through heating easily.The disappearance of light constituent has changed the chemical property of circulation crude oil.In test crude oil medium during,, light constituent can be reclaimed in the high score jar, to reach the purpose that keeps the crude oil chemical analysis for the light constituent that does not lose in the crude oil causes the chemical constitution of crude oil to change to the corrosivity of refining equipment.
Fig. 3 is the structural representation of the another embodiment of the utility model material corrosion proving installation, and as shown in Figure 3, when using the corrosion of the utility model material corrosion proving installation test material, the course of work is as follows:
At first, use nitrogen or other gas that deoxygenation is carried out in receiver 33, ebullator 32 and sample chamber 30, to get rid of the oxidation affects of oxygen to test specimen, whether the simultaneously measurable device is airtight.Deoxygenation places tested material sample after handling in sample chamber 30.Afterwards, valve-off 1, valve 5 and valve 6, the manual adding from receiver 33 tops with experimental liquid and buffering agent.
Open valve 2, valve 3 and valve 4.Start the Programmable Logic Controller 10 of this device, open the nitrogen supercharging valve, with nitrogen to the internal pressurization that installs pipes.Afterwards, starting ebullator 32 makes experimental liquid circulate at pipe interior.After spending 30 seconds, it is experimental liquid preheating in the receiver 33 that Programmable Logic Controller 10 starts well heaters, reaches preset temperature until the temperature of experimental liquid.
After the experimental liquid preheating, open valve 5, valve-off 2 and valve 4 make experimental liquid enter flowmeter 23 under gaseous tension.Programmable Logic Controller 10 detects flow, the pressure and temperature situation of experimental liquid in the pipeline respectively in real time by flowmeter 23, pressure-measuring device 20 and temperature measuring set 22, and testing result is presented on the display screen 12.
Experimental liquid enters heat interchanger 35 after flowing out from flowmeter 23, enter multistage heating furnace 31 after going out heat interchanger 35.Starting 31 pairs of experimental liquids of multistage heating furnace heats.If test liquids temperature does not reach the desired temperature of experiment, the imported valve 4 of then closing sample chamber 30, experimental liquid is got back to receiver 33 through heat interchanger 35, forms closed circuit, makes experimental liquid circulation heating.When treating that temperature that experimental liquid goes out multistage heating furnace 31 reaches requirement of experiment, Open valve 4, valve-off 3, experimental liquid enter sample chamber 30.After test(ing) liquid enters sample chamber 30, begin experiment.
After the experiment beginning, Programmable Logic Controller 10 will detect the result and send to regulating circuit 11 by temperature, pressure and liquid level in temperature measuring set 22, pressure-measuring device 20 and the fluid level measuring instrument real-time test sample chambers 30 21.Simultaneously Programmable Logic Controller 10 is to regulating circuit 11 signal of giving an order, and temperature, pressure and liquid level are carried out dynamic adjustments in 11 pairs of sample chambers 30 of indication regulating circuit.Regulating circuit 11 adopts the PID regulative mode that above-mentioned parameter is regulated.Regulating circuit 11 carries out ratio (P), integration (I), differential (D) computing according to the Programmable Logic Controller 10 detected end values and the deviation of experiment set-point, the output appropriate control signals is regulated temperature value, force value and the level value of sample chamber 30, makes temperature, pressure and the liquid level of sample chamber 30 reach the scope of requirement of experiment.
After ebullator 32 starts, Programmable Logic Controller 10 detects circular flow and temperature in the ebullator in real time by flowmeter 23, temperature measuring set 22 respectively, when being higher than 80 ℃ as if the temperature value that detects ebullator 32, then Programmable Logic Controller 10 sends the concurrent ebullator 32 out-of-work signals of sening as an envoy to of reporting to the police; If when detecting circular flows in the ebullator 32 and being lower than 50L/H, send control command ebullator 32 quit work.
In the process of 31 pairs of experimental liquid heating of multistage heating furnace, if Programmable Logic Controller 10 is higher than 380 ℃ by the temperature that temperature measuring set 22 detects in the multistage heating furnace 31, then send control command multistage heating furnace 31 is quit work, send alerting signal simultaneously.
If when using the utility model test crude oil medium to the corrosivity of refining equipment, Programmable Logic Controller 10 starts high score jar 36 when valve 6 is opened after starting ebullator 32, make crude oil cooling for reflux in the high score jar, to keep the crude oil chemical property.
The utility model material corrosion proving installation is in the process of test material corrosive nature, Programmable Logic Controller receives temperature value, force value and the level value that temperature measuring set, pressure-measuring device and fluid level measuring instrument collect, and the experimental situation parameters such as temperature, pressure and liquid level in the regulating and controlling circuit dynamic adjustments sample chamber, parameter control need not manual intervention, realize the robotization of parameter control, reduced parameter error.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1, a kind of material corrosion proving installation is characterized in that: comprise Programmable Logic Controller, temperature measuring set, pressure-measuring device, fluid level measuring instrument, flowmeter and regulating circuit, wherein:
Described Programmable Logic Controller is connected with the signal output part of temperature measuring set, pressure-measuring device, fluid level measuring instrument, flowmeter respectively, with the temperature value of temperature value, force value, level value and the multistage heating furnace of real-time reception sample chamber and temperature value, the circular flow of ebullator;
Described regulating circuit is connected with described Programmable Logic Controller, receive the command signal of described Programmable Logic Controller and temperature value, force value and the level value of the sample chamber that described Programmable Logic Controller collects, and dynamically export the signal of temperature, pressure and the liquid level of regulating described sample chamber to the sample chamber.
2, material corrosion proving installation according to claim 1, it is characterized in that: also comprise display screen, described display screen is connected with the shows signal output terminal of described Programmable Logic Controller, shows the time that detected temperature value, force value and level value and test process are used in real time.
3, material corrosion proving installation according to claim 1 is characterized in that: described Programmable Logic Controller also is provided with the signal output part that is used for Control Circulation pump and the running of multistage heating furnace.
4, material corrosion proving installation according to claim 1 is characterized in that: described Programmable Logic Controller also is provided with the signal output part that is used for the control heater running.
5, material corrosion proving installation according to claim 1 is characterized in that: described Programmable Logic Controller also is connected with the signal output part of jet velocity tester, and described jet velocity tester is installed in the jet expansion of described flowmeter.
6, material corrosion proving installation according to claim 1 is characterized in that: described Programmable Logic Controller is provided with the signal output part of control high score jar running.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201052563U CN201331484Y (en) | 2009-01-19 | 2009-01-19 | Material rusty tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201052563U CN201331484Y (en) | 2009-01-19 | 2009-01-19 | Material rusty tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201331484Y true CN201331484Y (en) | 2009-10-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201052563U Expired - Lifetime CN201331484Y (en) | 2009-01-19 | 2009-01-19 | Material rusty tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN201331484Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051363A (en) * | 2017-11-29 | 2018-05-18 | 南京市锅炉压力容器检验研究院 | A kind of corrosion resistance test device and its application method |
| CN109323981A (en) * | 2018-09-19 | 2019-02-12 | 中国石油大学(北京) | Experimental system and experimental method for the aqueous corrosion experiment that is carbonized |
| CN110608994A (en) * | 2019-10-29 | 2019-12-24 | 南京讯联智能科技有限公司 | Corrosion resistance testing system for core body of wind power cooler |
-
2009
- 2009-01-19 CN CNU2009201052563U patent/CN201331484Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051363A (en) * | 2017-11-29 | 2018-05-18 | 南京市锅炉压力容器检验研究院 | A kind of corrosion resistance test device and its application method |
| CN109323981A (en) * | 2018-09-19 | 2019-02-12 | 中国石油大学(北京) | Experimental system and experimental method for the aqueous corrosion experiment that is carbonized |
| CN110608994A (en) * | 2019-10-29 | 2019-12-24 | 南京讯联智能科技有限公司 | Corrosion resistance testing system for core body of wind power cooler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091021 |
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| CX01 | Expiry of patent term |