CN102925907A - Dirt cleaning fluid for cooling system of engine of mining truck - Google Patents
Dirt cleaning fluid for cooling system of engine of mining truck Download PDFInfo
- Publication number
- CN102925907A CN102925907A CN2012104623197A CN201210462319A CN102925907A CN 102925907 A CN102925907 A CN 102925907A CN 2012104623197 A CN2012104623197 A CN 2012104623197A CN 201210462319 A CN201210462319 A CN 201210462319A CN 102925907 A CN102925907 A CN 102925907A
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- cooling system
- cleaning fluid
- deionized water
- dirt
- dirt cleaning
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention relates to a dirt cleaning fluid for a cooling system of an engine of a mining truck, which is characterized in that the dirt cleaning fluid comprises the following raw materials by weight percentage: 0.24-0.45% of sodium carbonate, 0.02-0.05% of wetting agent, 0.05-0.10% of corrosion inhibition agent, 0.02-0.03% of anti-foaming agent and the balance of deionized water, wherein the corrosion inhibition agent is sodium nitrite; the wetting agent is C16-20 fatty acid methyl ester sulfonate or trisodium phosphate Na3PO4-12H2O; the anti-foaming agent is polyoxyalkylene200-400; and the conductivity of the deionized water is less than or equal to 20 microseconds/cm. The dirt cleaning fluid has the advantages that as the dirt cleaning fluid adopts the raw materials by the weight percentage, cleaning actions such as wetting, emulsification, dispersing, foaming and heating are exerted; dirt is removed by one step; the preparation is not required in a production field; the operation is simple; the cleaning time is short; working hours are saved; a system is protected; and the dirt cleaning fluid is green and environment-friendly.
Description
Technical field
The invention belongs to a kind of engine washing liquid, be specifically related to a kind of mining automobile engine cooling system Fouling Cleaning liquid.
Background technology
Dirt is the aggregate of the solid substance beyond scale removal, rust deposite, the grease, is also referred to as settling.Common are body refuse, dust, the grains of sand, corrosion product, oxidation products, natural organic matter, chip, caking agent skin etc.
Mine truck travels at stope, and the cooling system outside surface very easily is subject to dust pollution, adds that profit leaks, and makes radiator of water tank that dirt be arranged, and affects cooling.Dust also can enter the inner mud that produces of cooling system.In life-time service, ethylene glycol Yin Gaowen thermal load effect meeting oxidation in the cooling liquid formulation, all can promote oxidation of glycol to generate take formic acid as main mixing acid with corrosive nature because cooling system has inflation and copper and copper alloy parts again, make cooling system face the erosion of oneself factor.Because diesel combustion pressure is large, cooling system is easily infiltrated in combustion gas.Contain sulphur in the diesel oil, sour gas sulfurous gas is (such as SO in the rear exhaust gas emission of burning
2), sulphur trioxide, generate dilute sulphuric acid in case enter cooling system and hydrate, corrodibility is very large, its process can be represented by the formula:
Fuel combustion → H
2O+SO
2+ SO
3+ NO → H
2SO
4+ oxide compound → contaminated cooling liquid and system.
Settling usually is present in the engine-cooling system jointly with incrustation scale, rust deposite, grease etc.Settling can make the water pump impeller wearing and tearing, the block system pipeline, and the impact heat radiation causes engine high-temperature " to boil ".Corrosion product and oxidation products can corrode engine-cooling system metal and non-ferrous metal parts.Settling with the difference of dirt is, from moiety, the settling burning decrement illustrate and contain organic composition in the settling more than 40%, and burning decrement is generally less than 20% in the dirty composition; From the speed that forms, the former forms comparatively fast, and the latter slowly forms; From profile, the former toughness, the latter is hard and inviscid.
The purging method that at present car engine cooling system is used has physical cleaning method, electronics washing out method (electronic descaling), static washing out method (electrostatic-scaling) and chemical cleaning method etc.For mine truck, the cleaning technique difficulty of engine cool system is maximum, wastes time and energy, and general method does not prove effective, and can only take matting, but effect is also undesirable.And the cooling system metal also there is more serious corrosion.The domestic automobile engine cool is that cleaning still rests on the state that falls behind at present, and the cleaning of mining automobile engine cooling system is blank especially.Along with the development of chemical cleaning technique, this respect had certain progress in recent years, but because mine truck cooling system complex structure, material corrosion resisting property are widely different, this based cleaning liquid often can not clean targetedly.Therefore, exploitation be fit to the special-purpose Fouling Cleaning liquid of mining automobile engine cooling system be mining equiment use, managerial in the urgent need to.
Summary of the invention
The purpose of this invention is to provide a kind of cooling system Fouling Cleaning liquid and be applied to the use of mining automobile engine internal recycle.So-called internal recycle is that whole cleaning process is by means of the mining automobile engine self power, with scavenging solution heating cycle cleaning in cooling system.
According to a kind of mining automobile engine cooling system Fouling Cleaning liquid of the present invention, it is characterized in that being made by the raw material of following weight percent proportioning:
Yellow soda ash 0.24～0.45%,
Wetting agent 0.02～0.05%,
Inhibiter 0.05～0.10%,
Kilfoam 0.02～0.03%,
Surplus is deionized water,
Wherein inhibiter is Sodium Nitrite, and wetting agent is C
16-20Methyl sodiosul foaliphatate or tertiary sodium phosphate Na
3PO
412H
2O
Kilfoam is Macrogol 200-400,
Described deionized water, specific conductivity≤20 μ s/cm.
According to the present invention, made by the raw material of following weight percent proportioning:
Yellow soda ash 0.25%,
C
18Methyl sodiosul foaliphatate 0.02%,
Sodium Nitrite 0.05%,
Macrogol 200 0.02%,
Surplus is deionized water.
According to the present invention, made by the raw material of following weight percent proportioning:
Yellow soda ash 0.45%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.07%,
Poly(oxyethylene glycol) 400 0.02%,
Surplus is deionized water.
According to the present invention, made by the raw material of following weight percent proportioning:
Yellow soda ash 0.35%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.09%,
Poly(oxyethylene glycol) 400 0.03%,
Surplus is deionized water.
Can once remove dirt by using product of the present invention, need not preparation in the production scene, simple to operate, scavenging period is short, saves man-hour, securing system, and environmental protection is to cooling system metal and not corrosion of rubber.Has consistency with the cooling fluid of existing use.Cheap, cost performance is high.
The present invention is applied to Anshan iron and steel plant mining company mining automobile engine cooling system clean-out operation, has reached desired result, has solved the problem that the mining automobile engine cooling system " cleans with regard to car ", is with a wide range of applications.
The product technology scheme of Fouling Cleaning liquid of the present invention is considered following 3 factors: 1. grease be combined with the metallic surface stronger, many be combined with products such as metallic corrosion rust deposite, incrustation scale, suspended impurity and settlings very firm again.Scavenging solution should be able to produce activity.2. the metallic substance that consists of cooling system mainly contains 6 kinds of metals such as red copper, brass, carbon steel, cast iron, scolding tin, cast aluminium, and every kind of metal has all added other metallic element, and therefore, the unit of cooling system metal have more than 20 and plants.Scavenging solution should not have corrosive nature to metal.3. mine truck cooling system water tank adopts integrated structure, and all there is rubber seal comb and upper lower header junction up and down.Scavenging solution can not be corrosive to rubber.
Fouling Cleaning liquid of the present invention is comprised of alkaline matter, emulsifying agent and inhibiter etc.The effects such as wetting, emulsification, dispersion, foaming and heating are the fundamemtal phenomenas of cleanup action.Oil in the mine truck cooling system and the sticking power of metal are very large, and oil and metal are thrown off, and the effect of depending merely on basic ion is inadequate, must add a kind of active substance---emulsifying agent.One end of the molecule of emulsifying agent is polarity, and it is nonpolar that the other end is.One end of polarity and water attract, and the other end attracts with oil, thereby can reduce surface tension oily and water, play emulsifying effect.Simultaneously, surfactant (emulsifying agent) produces firmly adsorption layer on the surface of oil droplet, and oil droplet can not be gathered with the metallic surface knot again, and towards the aqueous solution, thereby the solid phase dispersion effect of formation greasy dirt.
The wandering phenomenon of the wetting drop that to be liquid produce at solid state surface.Surface and the tangent angle of solid state surface of wandering drop are called edge angle.If edge angle, just thinks that solid surface is moistening by liquid institute less than 90 °.If edge angle just can not be by moistening greater than 90 ° of surfaces.In scavenging solution, add the surface tension that wetting agent will reduce water, the present invention uses methyl sodiosul foaliphatate etc. as wetting agent and emulsifying agent, have good soil release characteristics, calcium soap dispersiveness, emulsifying property, lyotropy and biological degradability, to reach best cleaning performance.
Contain CaSO in the dirt
4, SiO
2All belong to the indissoluble incrustation scale Deng salt, behind the adding yellow soda ash, can generate new lyotropic salt, be removed.
In order to protect the cooling system metallic substance in cleaning process, not corroded, in cleaning solution, added inhibiter.For avoiding corrosion of metal, also must keep the pH value of cleaning solution in certain scope, when generally cleaning the non-ferrous metal parts, the pH value of solution should be 9～10 to zinc and aluminium, tin is no more than 11, brass is no more than 12～12.5, the pH value of solution is answered about 14 when cleaning iron and steel parts.Except this, the dirt degree on surface also affects the selection of the pH value of solution.For dirt parts firmly, must in the concentration of pH value 11.8～13.6, clean.Solution cleaning with pH value 10～11.5 gets final product for general grease.
Scavenging solution usually can bubble in cleaning process, bubbles to be conducive to clean.But too much foam has occured to be unfavorable for cleaning.Therefore product of the present invention has attached kilfoam, to reduce foamy generation.
Use mining automobile engine cooling system Fouling Cleaning liquid of the present invention when cleaning, low-medium speed running engine 10 minutes, the running of an engine water temperature is no more than 50 ℃.Can remove dirt in the cooling system by cleaning, and along with the discharging of scavenging solution is disposed.
Advantage of the present invention is: because the present invention has adopted the combination of above-mentioned component to play the cleanup actions such as wetting, emulsification, dispersion, foaming and heating, dirt is once removed, be need not preparation in the production scene; simple to operate, scavenging period is short, saves man-hour; securing system, environmental protection.
Harmless treatment: according to the emission request of the provisions of the relevant regulations issued by the State, waste residue is neutralized mutually or adopt the dispensing neutralisation, make pH value reach 6～8.After testing rear discharging up to standard does not form mine environment and pollutes.
Embodiment
The following examples and using method and effect can illustrate in greater detail the present invention.
Select different making methods can obtain the scavenging solution of different performance.
During cleaning, slow-running engine 10 minutes,
Embodiment 1
Raw material mixing by following weight percent proportioning is made through stirring:
Yellow soda ash 0.25%,
C
18Methyl sodiosul foaliphatate 0.02%,
Sodium Nitrite 0.05%,
Macrogol 200 0.02%,
Surplus is deionized water.
Product performance: can satisfy cleaning requirement, but scavenging period need to extend to 30 minutes.Concrete effect is as follows:
1. descaling rate＞85%;
2. use the test piece method of masurement, detect metallic corrosion speed ,≤9g/m
2The time;
3. after the scale removal, the metallic surface is exposed in visual inspection;
4. driving checks: automobile travelled 15～30 minutes at level road, Po Lu, and water temperature stability is below 85 ℃, the highlyest was no more than 95 ℃, and the summer in winter does not have " boiling " phenomenon to occur;
5. the cooling system metal is not produced obviously corrosion, can reduce oil consumption after the cleaning, improve engine power performance.
Embodiment 2
Raw material mixing by following weight percent proportioning is made through stirring:
Yellow soda ash 0.45%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.07%,
Poly(oxyethylene glycol) 400 0.02%,
Surplus is deionized water.
Product performance: cleaning performance is good, and scavenging period is short, when cleaning there is good protection the metallic surface.Concrete effect is as follows:
1. descaling rate 〉=85%.
2. use the test piece method of masurement, detect metallic corrosion speed,＜10g/m
2The time;
3. after the scale removal, the metallic surface is exposed in visual inspection;
4. driving checks: automobile travelled 15～30 minutes at level road, Po Lu, and water temperature stability is below 85 ℃, the highlyest was no more than 95 ℃, and the summer in winter does not have " boiling " phenomenon to occur;
5. the cooling system metal is not produced obviously corrosion, can reduce oil consumption after the cleaning, improve engine power performance.
Embodiment 3
Raw material mixing by following weight percent proportioning is made through stirring:
Yellow soda ash 0.35%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.09%,
Poly(oxyethylene glycol) 400 0.03%,
Surplus is deionized water.
Product performance: can satisfy cleaning requirement, be particularly suitable for the clean-out operation of cooling system when serious dirt is arranged.Concrete effect is as follows:
1. descaling rate:＞85%;
2. use the test piece method of masurement, detect metallic corrosion speed,＜10g/m
2The time;
3. behind the removing grease, the metallic surface is exposed in visual inspection;
4. driving checks: automobile travelled 15～30 minutes at level road, Po Lu, and water temperature stability is below 85 ℃, the highlyest was no more than 95 ℃, and the summer in winter does not have " boiling " phenomenon to occur;
5. the cooling system metal is not produced obviously corrosion, can reduce oil consumption after the cleaning, improve engine power performance.
Mining automobile engine cooling system Fouling Cleaning liquid of the present invention, be select in excellent from numerous test recipes excellent, the scheme of having passed through production practical application checking, manufacturing cost is lower, activity time is shorter, cleaning can reach satisfied effect.
Fouling Cleaning liquid of the present invention and substep washing out method are after mine under the Anshan Iron and Steel Group of mining company is on probation, and the mining automobile engine cooling system of cleaning reaches desirable requirement.
Claims (4)
1. mining automobile engine cooling system Fouling Cleaning liquid is characterized in that being made by the raw material of following weight percent proportioning:
Yellow soda ash 0.24～0.45%,
Wetting agent 0.02～0.05%,
Inhibiter 0.05～0.10%,
Kilfoam 0.02～0.03%,
Surplus is deionized water,
Wherein inhibiter is Sodium Nitrite, and wetting agent is C
16-20Methyl sodiosul foaliphatate or tertiary sodium phosphate Na
3PO
412H
2O
Kilfoam is Macrogol 200-400,
Described deionized water, specific conductivity≤20 μ s/cm.
2. mining automobile engine cooling system Fouling Cleaning liquid according to claim 1 is characterized in that being made by the raw material of following weight percent proportioning:
Yellow soda ash 0.25%,
C
18Methyl sodiosul foaliphatate 0.02%,
Sodium Nitrite 0.05%,
Macrogol 200 0.02%,
Surplus is deionized water.
3. mining automobile engine cooling system Fouling Cleaning liquid according to claim 1 is characterized in that being made by the raw material of following weight percent proportioning:
Yellow soda ash 0.45%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.07%,
Poly(oxyethylene glycol) 400 0.02%,
Surplus is deionized water.
4. mining automobile engine cooling system Fouling Cleaning liquid according to claim 1 is characterized in that being made by the raw material of following weight percent proportioning:
Yellow soda ash 0.35%,
Tertiary sodium phosphate Na
3PO
412H
2O 0.03%,
Sodium Nitrite 0.09%,
Poly(oxyethylene glycol) 400 0.03%,
Surplus is deionized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104623197A CN102925907A (en) | 2012-11-16 | 2012-11-16 | Dirt cleaning fluid for cooling system of engine of mining truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104623197A CN102925907A (en) | 2012-11-16 | 2012-11-16 | Dirt cleaning fluid for cooling system of engine of mining truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102925907A true CN102925907A (en) | 2013-02-13 |
Family
ID=47640828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104623197A Pending CN102925907A (en) | 2012-11-16 | 2012-11-16 | Dirt cleaning fluid for cooling system of engine of mining truck |
Country Status (1)
| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103484871A (en) * | 2013-09-26 | 2014-01-01 | 麦特汽车服务股份有限公司 | Cleaning agent for cleaning cooling system without disassembly |
| CN104018169A (en) * | 2014-05-30 | 2014-09-03 | 鞍钢集团矿业公司 | Cleaning solution for indissolvable water scale in mining automobile engine cooling system |
| CN104342327A (en) * | 2013-08-08 | 2015-02-11 | 厦门泰益新洁净科技有限公司 | Oil-stain cleaning agent as well as preparation method and use method thereof |
| CN115475447A (en) * | 2022-10-11 | 2022-12-16 | 华能济宁运河发电有限公司 | Cleaning process of cartridge filter element for recycling reclaimed water |
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2012
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Patent Citations (5)
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| CN1056904A (en) * | 1990-05-30 | 1991-12-11 | 李洪耀 | High efficiency clening agent for engine of vehicle |
| CN1068601A (en) * | 1991-07-16 | 1993-02-03 | 孙天庆 | A kind of clean-out system and production technique thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104342327A (en) * | 2013-08-08 | 2015-02-11 | 厦门泰益新洁净科技有限公司 | Oil-stain cleaning agent as well as preparation method and use method thereof |
| CN104342327B (en) * | 2013-08-08 | 2018-01-12 | 厦门泰益新洁净科技有限公司 | A kind of grease dirt cleaning agent and its preparation and application |
| CN103484871A (en) * | 2013-09-26 | 2014-01-01 | 麦特汽车服务股份有限公司 | Cleaning agent for cleaning cooling system without disassembly |
| CN104018169A (en) * | 2014-05-30 | 2014-09-03 | 鞍钢集团矿业公司 | Cleaning solution for indissolvable water scale in mining automobile engine cooling system |
| CN115475447A (en) * | 2022-10-11 | 2022-12-16 | 华能济宁运河发电有限公司 | Cleaning process of cartridge filter element for recycling reclaimed water |
| CN115475447B (en) * | 2022-10-11 | 2023-05-23 | 华能济宁运河发电有限公司 | Filter element cleaning process of cartridge filter for reclaimed water |
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Application publication date: 20130213 |