CN104596917A - Seawater system corrosion-prevention and anti-scaling capability and mechanism research experimental device - Google Patents
Seawater system corrosion-prevention and anti-scaling capability and mechanism research experimental device Download PDFInfo
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- CN104596917A CN104596917A CN201510024958.9A CN201510024958A CN104596917A CN 104596917 A CN104596917 A CN 104596917A CN 201510024958 A CN201510024958 A CN 201510024958A CN 104596917 A CN104596917 A CN 104596917A
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- 239000013535 sea water Substances 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 title claims abstract description 20
- 238000005536 corrosion prevention Methods 0.000 title abstract 4
- 238000011160 research Methods 0.000 title description 2
- 230000007797 corrosion Effects 0.000 claims abstract description 23
- 238000005260 corrosion Methods 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000005764 inhibitory process Effects 0.000 claims description 19
- 238000002474 experimental method Methods 0.000 claims description 8
- 230000002265 prevention Effects 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000011161 development Methods 0.000 abstract description 4
- 239000003112 inhibitor Substances 0.000 abstract description 4
- 239000000126 substance Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000013505 freshwater Substances 0.000 description 4
- 238000004210 cathodic protection Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002455 scale inhibitor Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Prevention Of Electric Corrosion (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention relates to the anticorrosion technology of a conveying pipeline in seawater utilization, and particularly relates to an experimental device which is suitable for researching the corrosion-prevention and anti-scaling capability and the corrosion-prevention and anti-scaling mechanism of a seawater system. The experimental device consists of a seawater pool (1), a water pump (2), a corrosion inhibitor inlet hopper (3), a flow control valve (4), a flow meter (5), an ecological energy-saving anti-scaling device (6), a temperature control device (7), an experimental detection cabin (8), a cathode and anode protection device (9), a seawater conveying pipeline (10), a seawater input pipe (11) with a control switch and a water pool water output pipe (12). By utilizing the experimental device, an experimental result shows that the corrosion prevention effect is obvious by combining the physical magnetizing anti-scaling method and the chemical environment-friendly corrosion inhibitor as well as the external current cathode protection, the development of the direct utilization of the seawater in China can be promoted, and the social benefit and the economic benefit are good.
Description
Technical field
The present invention relates to the delivery line aseptic technic in seawater utilization, is a kind of experimental provision being applicable to seawer system inhibition antiscale ability and Mechanism Study specifically.
Background technology
Although China's freshwater resources have 2.81 tcms, but freshwater resources only have 3/10 of world's per capita share per capita, lack of water situation is very serious, especially the shortage problem of coastal industry water is even more serious, and seawater must be utilized to replace part process water (as recirculated cooling water etc.) to alleviate the tense situation of freshwater resources.But because seawater is the strong corrosive media that a kind of electrolyte content is high, seawater replaces fresh water as process water (delivery line particularly in seawater circulation utilization and heat-exchange tube etc.), the problems such as serious pipeline corrosion, fouling, sludge creation and microbial reproduction can be brought, plant efficiency is caused to decline, operation cost increase etc., also can production development accident time serious, cause personal injury, lose huge.
Summary of the invention
For the problems referred to above, the invention provides a kind of experimental provision being applicable to seawer system inhibition antiscale ability and Mechanism Study.This experimental provision result is used to prove the green corrosion inhibitor conbined usage of physical method magnetization scale-preventive device and the chemical method adopted, not only can provide theoretical direction for producing nontoxic, nuisanceless, inexpensive environmentally friendly seawater corrosion inhibition for metal scale inhibitor, and tentatively can solve a corrosion and scaling difficult problem for China's seawater pipeline, promote the development of China's direct seawater utilization, there is Social benefit and economic benefit widely.Wherein ecological energy-saving scale-proof apparatus, cathode and anode protection device (experimentally content) is replaceable.
The technical solution used in the present invention is for achieving the above object:
Be applicable to an experimental provision for seawer system inhibition antiscale ability and Mechanism Study, by seawater pond (1), water pump (2); corrosion inhibiter enters bucket (3); flow control is cut down (4), flowmeter (5), ecological energy-saving scale-proof apparatus (6); temperature control device (7); experiment detects cabin (8), cathode and anode protection device (9), seawater delivery line (10); seawater input pipe (11), tank water efferent duct (12) is formed.
The experimental provision of described seawer system inhibition antiscale ability and Mechanism Study: wherein (4), temperature control device (7) are cut down in flow control, controls flow, temperature, simulates the experiment condition of different seawater velocity, temperature.
The experimental provision of described seawer system inhibition antiscale ability and Mechanism Study: test and detect cabin (8) and comprise PP and manage (8-1), auxiliary electrode (8-2), electrode suppor (8-3), O-ring seal (8-4), O-ring seal (8-5), contrast electrode (8-6), contrast electrode support (8-7), O-ring seal (8-8), Electrode (8-9), conductive pole (8-10), O RunddichtringO (8-11), Electrode support (8-12), O RunddichtringO (8-13).
The experimental provision of described seawer system inhibition antiscale ability and Mechanism Study: seawater input pipe (11), all with gauge tap on tank water efferent duct (12).
The experimental provision of described seawer system inhibition antiscale ability and Mechanism Study: ecological energy-saving scale-proof apparatus (6), cathode and anode protection device (9) is replaceable, to complete corresponding corrosion and corrosion protection effect experimental.If wherein cathode and anode protection device potentiostat, makes impressed current cathodic protection, evaluate impressed current cathodic protection effect and current cathodic protection and corrosion inhibiter conbined usage effect.
The present invention has the following advantages:
1. the experimental provision of a kind of seawer system inhibition of the present invention antiscale ability and Mechanism Study detects data reliably, and structure is simple, and assembly operation is convenient, and safety economy is practical;
2. the green corrosion inhibitor conbined usage of physical method magnetization scale-preventive device of the present invention and chemical method, not only can provide theoretical direction for producing nontoxic, nuisanceless, inexpensive environmentally friendly seawater corrosion inhibition for metal scale inhibitor, and tentatively can solve a corrosion and scaling difficult problem for China's seawater pipeline, promote the development of China's direct seawater utilization, there is Social benefit and economic benefit widely;
3. replace ecological energy-saving scale-proof apparatus 6 as required, cathode and anode protection device 9 in the experimental provision of a kind of seawer system inhibition of the present invention antiscale ability and Mechanism Study, corresponding corrosion and corrosion protection effect experimental can be done.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the experimental provision system of a kind of seawer system inhibition of the present invention antiscale ability and Mechanism Study.
Fig. 2 is that the assembling schematic diagram detecting cabin 8 tested by the experimental provision of a kind of seawer system inhibition of the present invention antiscale ability and Mechanism Study.
Fig. 3 is that the A-A diagrammatic cross-section detecting cabin 8 tested by the experimental provision of a kind of seawer system inhibition of the present invention antiscale ability and Mechanism Study.
Wherein: 1 is seawater pond, 2 is water pump, 3 for corrosion inhibiter enter bucket, 4 cut down for flow control, 5 is flowmeter, 6 is ecological energy-saving prevention dirt device, 7 is temperature control device, 8 is experiment detection cabin, 9 is cloudy, anodic protection device, 10 is seawater delivery line, 11 is seawater input pipe, 12 is tank water efferent duct water pump, 8-1 is PP pipe, 8-2 is auxiliary electrode, 8-3 is electrode suppor, 8-4 is O-ring seal, 8-5 is O-ring seal, 8-6 is contrast electrode, 8-7 is contrast electrode support, 8-8 is O-ring seal, 8-9 is Electrode, 8-10 is conductive pole, 8-11 is O RunddichtringO, 8-12 is Electrode support, 8-13 is O RunddichtringO.
Embodiment
Describe the present invention below in conjunction with accompanying drawing.
1. as shown in Figure 1, successively by water delivery line, seawater pond 1, water pump 2, corrosion inhibiter enters bucket 3, and flow control cuts down 4, flowmeter 5, ecological energy-saving scale-proof apparatus 6, temperature control device 7, experiment detects cabin 8, cathode and anode protection device 9, seawater delivery line 10, seawater input pipe 11, tank water efferent duct 12 connects;
2. as shown in Figure 2 and Figure 3, auxiliary electrode 8-2 is installed: successively by electrode suppor 8-3, O-ring seal 8-4, auxiliary electrode 8-2 are enclosed in PP pipe 8-1; Contrast electrode 8-6 is installed: successively by O-ring seal 8-5, contrast electrode support 8-7, contrast electrode 8-6, be enclosed in PP pipe 8-1; Installation Research electrode 8-9: successively by O RunddichtringO 8-11, O RunddichtringO 8-13, Electrode support 8-12, Electrode 8-9, O-ring seal 8-8, conductive pole 8-10 are enclosed in PP pipe 8-1;
3. open seawater input pipe 11, seawater pond 1 is filled seawater, close seawater input pipe 11; Enter bucket 3 to add corrosion inhibiter in seawater pond 1 from corrosion inhibiter, make in pond, to become the uniform seawater of corrosion inhibiter content;
4. check and confirm that each parts install, then open water pump, flowmeter, ecological energy-saving scale-proof apparatus, temperature control device, experiment detection cabin etc., each component working, experiment detection draws data.
Its result confirms that the experimental provision of seawer system inhibition antiscale ability and Mechanism Study detects data accurately and reliably; This apparatus structure is simple, and assembly operation is convenient, and safety economy is practical.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. the experimental provision of a seawer system inhibition antiscale ability and Mechanism Study, by seawater pond (1), water pump (2), corrosion inhibiter enters bucket (3), flow control is cut down (4), flowmeter (5), ecological energy-saving scale-proof apparatus (6), temperature control device (7), experiment detects cabin (8), cathode and anode protection device (9), seawater delivery line (10), seawater input pipe (11), tank water efferent duct (12) is formed;
By a kind of experimental provision being applicable to seawer system inhibition antiscale ability and Mechanism Study according to claim 1, it is characterized in that: described experiment detects cabin (8) and comprises PP pipe (8-1), auxiliary electrode (8-2), electrode suppor (8-3), O-ring seal (8-4), O-ring seal (8-5), contrast electrode (8-6), contrast electrode support (8-7), O-ring seal (8-8), Electrode (8-9), conductive pole (8-10), O RunddichtringO (8-11), Electrode support (8-12), O RunddichtringO (8-13).
2. by a kind of experimental provision being applicable to seawer system and delaying anti-scale prevention ability and Mechanism Study according to claim 1, it is characterized in that: described seawater input pipe (11), all with gauge tap on tank water efferent duct (12).
3. the experimental provision of a seawer system inhibition antiscale ability and Mechanism Study; it is characterized in that: described claim 1 wherein replaces ecological energy-saving scale-proof apparatus (6) as required; cathode and anode protection device (9), can do corresponding corrosion and corrosion protection effect experimental.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510024958.9A CN104596917A (en) | 2015-01-19 | 2015-01-19 | Seawater system corrosion-prevention and anti-scaling capability and mechanism research experimental device |
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| CN201510024958.9A CN104596917A (en) | 2015-01-19 | 2015-01-19 | Seawater system corrosion-prevention and anti-scaling capability and mechanism research experimental device |
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| CN104596917A true CN104596917A (en) | 2015-05-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823703B (en) * | 2016-05-24 | 2018-05-01 | 西南石油大学 | It is a kind of to wash away under operating mode the device and method for evaluating inhibitor film integrality |
| CN114318349A (en) * | 2021-12-20 | 2022-04-12 | 常州大学 | Test device and method for simulating corrosion and cathodic protection of inner wall of steel pipeline under flowing seawater |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2026699A (en) * | 1978-07-21 | 1980-02-06 | Morgan Berkeley & Co Ltd | Detection of Submarine Potentials & Corrosion |
| CN101644653A (en) * | 2009-09-05 | 2010-02-10 | 中国船舶重工集团公司第七二五研究所 | Corrosion test device with in-situ electrochemical test function |
| CN101734766A (en) * | 2008-11-12 | 2010-06-16 | 黄书泉 | Magnetizing water treatment device |
| CN202614652U (en) * | 2012-04-23 | 2012-12-19 | 国家***天津海水淡化与综合利用研究所 | Seawater cooling corrosion and heat resistance integrated monitoring device |
-
2015
- 2015-01-19 CN CN201510024958.9A patent/CN104596917A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2026699A (en) * | 1978-07-21 | 1980-02-06 | Morgan Berkeley & Co Ltd | Detection of Submarine Potentials & Corrosion |
| CN101734766A (en) * | 2008-11-12 | 2010-06-16 | 黄书泉 | Magnetizing water treatment device |
| CN101644653A (en) * | 2009-09-05 | 2010-02-10 | 中国船舶重工集团公司第七二五研究所 | Corrosion test device with in-situ electrochemical test function |
| CN202614652U (en) * | 2012-04-23 | 2012-12-19 | 国家***天津海水淡化与综合利用研究所 | Seawater cooling corrosion and heat resistance integrated monitoring device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823703B (en) * | 2016-05-24 | 2018-05-01 | 西南石油大学 | It is a kind of to wash away under operating mode the device and method for evaluating inhibitor film integrality |
| CN114318349A (en) * | 2021-12-20 | 2022-04-12 | 常州大学 | Test device and method for simulating corrosion and cathodic protection of inner wall of steel pipeline under flowing seawater |
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Inventor after: Xue Yongjin Inventor before: Li Yantao Inventor before: Xue Yongjin |
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Effective date of registration: 20160201 Address after: 266300, 595, Datong village, Jiaozhou City, Shandong, Qingdao Applicant after: Xue Yongjin Address before: 266300, No. 107 Guangzhou North Road, Jiaozhou North Office, Qingdao, Shandong Applicant before: QINGDAO XUELONG ENERGY SAVING AND ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. |
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