CN205404371U - Natural gas line corrodes simulation monitoring devices - Google Patents
Natural gas line corrodes simulation monitoring devices Download PDFInfo
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- CN205404371U CN205404371U CN201620217352.7U CN201620217352U CN205404371U CN 205404371 U CN205404371 U CN 205404371U CN 201620217352 U CN201620217352 U CN 201620217352U CN 205404371 U CN205404371 U CN 205404371U
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Abstract
The utility model discloses a natural gas line corrodes simulation monitoring devices, including simulation case and case lid, the simulation case disposes gas circulation system and liquid circulation system, simulation case internally mounted has temperature and humidity sensor, baroceptor and oxygen content detection ware, installs the display on the simulation case outer wall, the bottom of simulation case is installed pH meter, heating rod and is used for installing the base of telescopic link, and the simulation case disposes gaseous governing system, and gaseous governing system includes a plurality of gas cylinders, flow controller and pneumatic valve, and all tracheas insert and mix the gas pitcher, mixes the outlet duct that gas irritated and disposes the pneumatic valve and insert simulation incasement portion. The utility model discloses a simulation incasement be provided with can height -adjusting the telescopic link, can adjust natural gas line's gradient and height, dispose gas circulation system and liquid circulation system, passing through gases governing system comes the corruption condition of simulation under the different environment condition, the simulation context is wide, the condition of corresponding to reality can obviously reduce experimental error more.
Description
Technical field
This utility model relates to oil and gas transmission analog technical field, is specifically related to a kind of corrosion simulated monitoring device of natural gas line.
Background technology
Corrosion is always up causing the major reason of pipeline damage and inefficacy.It is very serious because corroding the loss that causes, except bringing overhaul of the equipments, pipeline shutdown, transfer efficiency to decline, except the economic loss of raw material and energy loss etc., also has corrosion to cause pipeline leakage, the environmental pollution of blast and human safety issues.The particularly top part corrosion in pipeline corrosion and Bottomhole pressure corrosion, because its influence factor is many, Measuring error is complicated, receives the attention of enterprise and researcher.
Simulation corrosion experiment is generally all used to the internal corrosion situation of pipeline under single factor test or multifactor synergism of studying, and inquires into corrosion process and the mechanism of each factor, then sums up general corrosion regularity and relevant conclusion.At present, the corrosion experimental device of employing is divided into two classes substantially: one is high-temperature high-pressure reaction kettle, and two are based on the corrosion simulated device that salt mist experiment improves.
In natural gas course of conveying, owing to surface relief is uneven, the pipeline being partially in low lying areas can be made to form stagnant corrosion in pipeline.This place's pipeline can not be performed detection by traditional Corrosion monitoring means well, and adopts the cost of Intelligent Pigging Technology higher, and the design of pipeline is also had strict requirement.Therefore, it is possible to simulation gas transmission line forms the corrosive environment in stagnant district and carries out corrosion monitoring in low lying areas, it is a kind of needs.
Under current laboratory condition, substantially can ensure that each amount affecting corrosion factor is accurately comprehensively simulated in comparison, such as hydrogen sulfide, carbon dioxide, chloride ion, fluid pressure, temperature, flow velocity, pressure drop, gas reservoir condensate, wax etc..But the On-the-spot factor of following two aspects is but difficult to simulation accurately: first, in actual pipeline, the fluidised form of fluid is difficult to by accurate simulation, such as, fluid flow through conduit dipping and heaving section, elbow, flange, tubing coupling place etc., and laboratory often adopts simplest rotation test piece method to simulate Dynamic Corrosion；Second, in actual pipeline, each corrosion factor is generally in dynamically change, particularly flow velocity, fluid pressure, temperature etc., and laboratory is all the short-term corrosion behavior under one factor level of simulation.Therefore, a kind of dynamic test system for natural gas tubing corrosion evaluation of research design has very important significance for correct selection and the security development gas field of tubing.
Utility model content
The purpose of this utility model is to provide a kind of corrosion simulated monitoring device of natural gas line.
For reaching above-mentioned purpose, this utility model be the technical scheme is that a kind of corrosion simulated monitoring device of natural gas line of offer, including
Simulation box, the top of simulation box is provided with openable case lid；Simulation box is configured with gas-circulating system and fluid circulation system；
Wherein gas-circulating system includes the gas pipeline loop that is arranged on simulation box upper end, and is configured with circulating fan on gas pipeline loop；Fluid circulation system includes the fluid pipeline loop and the water pump that are arranged on simulation box lower end；
Simulation box is internally installed Temperature Humidity Sensor, baroceptor and measurement of oxygen content device, and simulation box outer wall is provided with the display of display humiture, air pressure, oxygen content and pH value；The bottom of simulation box is provided with pH meter, heating rod and for installing the base of expansion link, and the lower end of expansion link is fixed in base, and upper end is provided with for supporting the gripper shoe being modeled natural gas line；The bottom of simulation box is provided with drain pipe；
Case lid is configured with escape pipe and for adding the funnel of salinity, inside case lid, is also equipped with heating plate；
Simulation box is configured with gas regulating system, and gas regulating system includes some gas cylinders, and the trachea being connected with each gas cylinder is configured with flow controller and air valve, and all tracheas access mixed gas tank, and the snorkel that mixed gas fills is configured with air valve and accesses inside simulation box.
Preferably, fluid pipeline loop is provided with check valve.
Preferably, the bottom of simulation box is provided with interlayer, is provided with condenser system in interlayer.
Preferably, drain pipe is provided with valve, and is connected with waste water tank.
Preferably, fluid pipeline loop is provided with the arm connected with waste water tank, and this arm is provided with valve.
Preferably, gas cylinder includes oxygen cylinder, dioxide bottle, hydrogen sulfide gas cylinder, sulfur dioxide gas cylinder and nitrogen cylinder.
Preferably, in simulation box, nebulizer is installed.
In sum, this utility model has the advantage that
The expansion link that can regulate height it is provided with in simulation box of the present utility model, gradient and the height of natural gas line can be regulated, it is configured with gas-circulating system and fluid circulation system, simulate corrosion condition under difficult environmental conditions by gas regulating system simultaneously, simulation context is wide, more conform to practical situation, it is possible to substantially reduce experimental error.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is this utility model simulation box schematic internal view.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in detail.
In an embodiment of the present utility model, as shown in Figure 1, it is provided that a kind of corrosion simulated monitoring device of natural gas line includes simulation box.The top of simulation box 1 is provided with openable case lid 2, can put into the natural gas line with simulation, then seal after case lid 2 is opened.
Simulation box is configured with gas-circulating system and fluid circulation system；Wherein gas-circulating system includes the gas pipeline loop 3 that is arranged on simulation box upper end, and is configured with circulating fan 4 on gas pipeline loop.Fluid circulation system includes the fluid pipeline loop 5 and the water pump 6 that are arranged on simulation box lower end.Gas-circulating system and fluid circulation system can realize three kinds of analog forms, such as be totally immersed in liquid by tubing, rising expansion link departs from liquid by tubing, realize the simulation in gas, expansion link more can be allowed one high and one low, natural gas tubing is allowed to tilt, a part is in liquid, and a part is in the gas phase.
Simulation box is internally installed Temperature Humidity Sensor, baroceptor and measurement of oxygen content device, and simulation box outer wall is provided with the display 7 of display humiture, air pressure, oxygen content and pH value, it is possible to the experimental conditions understood in simulation box directly perceived.The bottom of simulation box is provided with pH meter, heating rod 11 and for installing the base 8 of expansion link, and the lower end of expansion link 9 is fixed in base, and upper end is provided with for supporting the gripper shoe 10 being modeled natural gas line.The bottom of simulation box is provided with drain pipe 12, it is simple to discharge moisture.
Being configured with escape pipe 22 on case lid and for adding the funnel 13 of salinity, funnel can be closed, it is possible to improves the salinity of liquid by adding salinity, is also equipped with heating plate, it is simple to air is heated inside case lid.
Simulation box is configured with gas regulating system, gas regulating system includes some gas cylinders 14, the trachea being connected with each gas cylinder is configured with flow controller 15 and air valve, flow controller can set that the gas flow of each gas cylinder, all tracheas access mixed gas tank 16, and in mixed gas filling 16, gas can mix homogeneously.Mixed gas fills the snorkel of 16 and is configured with air valve and accesses inside simulation box so that can regulate simulated environment when gas phase simulation experiment.
In a prioritization scheme of the present utility model, fluid pipeline loop is provided with check valve, it is prevented that flow backwards.The bottom of simulation box is provided with interlayer 17, is provided with condenser system 18, convenient cooling in interlayer.
In a prioritization scheme of the present utility model, drain pipe 12 is provided with valve, and is connected with waste water tank 19.Fluid pipeline loop is provided with the arm 20 connected with waste water tank, and this arm is provided with valve.
In a prioritization scheme of the present utility model, gas cylinder includes oxygen cylinder, dioxide bottle, hydrogen sulfide gas cylinder, sulfur dioxide gas cylinder and nitrogen cylinder.
In a prioritization scheme of the present utility model, nebulizer 21 is installed in simulation box, it is possible to improve water content during gas phase simulation experiment.
Although detailed description of the invention of the present utility model being described in detail in conjunction with accompanying drawing, but should not be construed as the restriction of the protection domain to this patent.In the scope described by claims, various amendments that those skilled in the art can make without creative work and deformation still belong to the protection domain of this patent.
Claims (7)
1. the corrosion simulated monitoring device of natural gas line, it is characterised in that: include
Simulation box, the top of simulation box is provided with openable case lid；Simulation box is configured with gas-circulating system and fluid circulation system；
Wherein gas-circulating system includes the gas pipeline loop that is arranged on simulation box upper end, and is configured with circulating fan on gas pipeline loop；Described fluid circulation system includes the fluid pipeline loop and the water pump that are arranged on simulation box lower end；
Simulation box is internally installed Temperature Humidity Sensor, baroceptor and measurement of oxygen content device, and simulation box outer wall is provided with the display of display humiture, air pressure, oxygen content and pH value；The bottom of simulation box is provided with pH meter, heating rod and for installing the base of expansion link, and the lower end of expansion link is fixed in base, and upper end is provided with for supporting the gripper shoe being modeled natural gas line；The bottom of simulation box is provided with drain pipe；
Case lid is configured with escape pipe and for adding the funnel of salinity, inside case lid, is also equipped with heating plate；
Simulation box is configured with gas regulating system, and gas regulating system includes some gas cylinders, and the trachea being connected with each gas cylinder is configured with flow controller and air valve, and all tracheas access mixed gas tank, and the snorkel that mixed gas fills is configured with air valve and accesses inside simulation box.
2. device as claimed in claim 1, it is characterised in that: described fluid pipeline loop is provided with check valve.
3. device as claimed in claim 1, it is characterised in that: the bottom of described simulation box is provided with interlayer, is provided with condenser system in interlayer.
4. device as claimed in claim 1, it is characterised in that: described drain pipe is provided with valve, and is connected with waste water tank.
5. device as claimed in claim 1, it is characterised in that: described fluid pipeline loop is provided with the arm connected with waste water tank, and this arm is provided with valve.
6. device as claimed in claim 1, it is characterised in that: described gas cylinder includes oxygen cylinder, dioxide bottle, hydrogen sulfide gas cylinder, sulfur dioxide gas cylinder and nitrogen cylinder.
7. device as claimed in claim 1, it is characterised in that: in described simulation box, nebulizer is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217352.7U CN205404371U (en) | 2016-03-21 | 2016-03-21 | Natural gas line corrodes simulation monitoring devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620217352.7U CN205404371U (en) | 2016-03-21 | 2016-03-21 | Natural gas line corrodes simulation monitoring devices |
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| Publication Number | Publication Date |
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| CN205404371U true CN205404371U (en) | 2016-07-27 |
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| CN201620217352.7U Expired - Fee Related CN205404371U (en) | 2016-03-21 | 2016-03-21 | Natural gas line corrodes simulation monitoring devices |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950167A (en) * | 2017-04-18 | 2017-07-14 | 天津大学 | Full-scale Ocean Oil And Gas Pipeline stress etching experiment method |
| CN107255616A (en) * | 2017-06-08 | 2017-10-17 | 国网浙江省电力公司电力科学研究院 | A kind of devices and methods therefor for simulating water screen tube operation conditions in boiler |
| CN107741395A (en) * | 2017-12-01 | 2018-02-27 | 石家庄铁道大学 | Simulate the experimental provision and method of non-flowing full sewage conduct concrete erosion |
| CN109765168A (en) * | 2018-12-31 | 2019-05-17 | 华测检测认证集团北京有限公司 | Combined environment test equipment |
| CN110618087A (en) * | 2019-10-24 | 2019-12-27 | 丽水市特种设备检测院 | Corrosion resistance detection device for central heating pipeline |
| WO2021097158A1 (en) * | 2019-11-15 | 2021-05-20 | Clear Edge Filtration, Inc. | System and method for measuring corrosion levels in air streams |
| CN113959933A (en) * | 2021-10-14 | 2022-01-21 | 中海石油(中国)有限公司 | Deepwater multi-phase flow dynamic corrosion evaluation system and method |
| CN114324128A (en) * | 2021-12-06 | 2022-04-12 | 洛阳理工学院 | Corrosion test device and method for simulating real working condition of heat exchanger elbow |
| CN114777027A (en) * | 2022-05-30 | 2022-07-22 | 西南石油大学 | Pipeline corrosion detection device and test method |
-
2016
- 2016-03-21 CN CN201620217352.7U patent/CN205404371U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950167A (en) * | 2017-04-18 | 2017-07-14 | 天津大学 | Full-scale Ocean Oil And Gas Pipeline stress etching experiment method |
| CN107255616A (en) * | 2017-06-08 | 2017-10-17 | 国网浙江省电力公司电力科学研究院 | A kind of devices and methods therefor for simulating water screen tube operation conditions in boiler |
| CN107741395A (en) * | 2017-12-01 | 2018-02-27 | 石家庄铁道大学 | Simulate the experimental provision and method of non-flowing full sewage conduct concrete erosion |
| CN109765168A (en) * | 2018-12-31 | 2019-05-17 | 华测检测认证集团北京有限公司 | Combined environment test equipment |
| CN110618087A (en) * | 2019-10-24 | 2019-12-27 | 丽水市特种设备检测院 | Corrosion resistance detection device for central heating pipeline |
| WO2021097158A1 (en) * | 2019-11-15 | 2021-05-20 | Clear Edge Filtration, Inc. | System and method for measuring corrosion levels in air streams |
| CN113959933A (en) * | 2021-10-14 | 2022-01-21 | 中海石油(中国)有限公司 | Deepwater multi-phase flow dynamic corrosion evaluation system and method |
| CN113959933B (en) * | 2021-10-14 | 2024-01-30 | 中海石油(中国)有限公司 | Deep water multiphase flow dynamic corrosion evaluation system and method |
| CN114324128A (en) * | 2021-12-06 | 2022-04-12 | 洛阳理工学院 | Corrosion test device and method for simulating real working condition of heat exchanger elbow |
| CN114324128B (en) * | 2021-12-06 | 2023-10-17 | 洛阳理工学院 | Corrosion test device and method for simulating actual working condition of bent pipe of heat exchanger |
| CN114777027A (en) * | 2022-05-30 | 2022-07-22 | 西南石油大学 | Pipeline corrosion detection device and test method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170321 |