CN1928033A - Methanol modifier and application thereof - Google Patents
Methanol modifier and application thereof Download PDFInfo
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- CN1928033A CN1928033A CN 200610149663 CN200610149663A CN1928033A CN 1928033 A CN1928033 A CN 1928033A CN 200610149663 CN200610149663 CN 200610149663 CN 200610149663 A CN200610149663 A CN 200610149663A CN 1928033 A CN1928033 A CN 1928033A
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- methanol
- oil
- methyl alcohol
- diesel
- modifier
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Abstract
The methanol modifier is compounded with lubricant 16-28 weight portions, combustion improver 10-30 weight portions, ignitor 4-8 weight portions, dewatering agent 6-12 weight portions, antiwear agent 4-8 weight portions, antioxidant 2-6 weight portions, detergent 6-12 weight portions, preservative 2-4 weight portions, cetane number improver 4-8 weight portions, and mutual solvent 10-28 weight portions. Methanol diesel oil with the methanol modifier has physical and chemical performances up to or even higher than common diesel oil.
Description
Technical field
The present invention relates to Chemicals methyl alcohol is carried out the deep processing field of modification, relate in particular to a kind of methyl alcohol property-modifying additive.
Background technology
With methyl alcohol is raw material production vehicle fuel diesel oil, is one of important channel of the development of new energy, searching substitute energy.Methanol modifier is the core technology that reaches this purpose.The derv fuel oil that extracts from the mineral oil, boiling point height, wide, the complicated component of boiling range contain objectionable constituent such as sulphur, lead, arsenic in many crude oil, be difficult to all remove in oil refining process.In use some firing-difficult matter matter also can produce smoke pollution environment, and contained wax is separated out during low temperature in the winter time in the diesel oil, easily stops up oil circuit and makes the engine cisco unity malfunction.Along with the continuous increase of the scarcity and the diesel oil demand of crude resources, the supply day of petrifaction diesel is becoming tight, and the importance of methanol diesel-oil manifests day by day.
The methyl alcohol oxygen level reaches 50%, and combustionproperty is good, and exhaust emission is low.Because of its condensation point can reach-25-30 ℃, low-temperature performance is good, helps work under the cold condition.In addition, the methyl alcohol resource is wide, and is cheap, and good and economic is arranged.But methyl alcohol is used for the production of derv fuel oil as body material, very big shortcoming is also arranged.Very low as cetane value, can make engine operation rough, the infringement engine.Flash-point is lower, and the chance naked light is inflammable; Mutual solubility is poor when mixing with diesel oil, easily layering; Certain toxicity and corrodibility are arranged.
Methanol diesel-oil properties-correcting agent is the physical and chemical index at methyl alcohol, makes methyl alcohol realize that modification transforms, and reaches the standard of derv fuel oil by the requirement of derv fuel oil.At present, the general methyl alcohol that uses is material modified very not fully up to expectations in the society.Mainly show two aspects, the one, the mutual solubility of methyl alcohol modified diesel oil and ordinary diesel oil is relatively poor, the 2nd, see that from the alternate angle usage quantity of methyl alcohol is also less, usage quantity higher also just about 50%, other main components remain diesel oil.Our research and development result not only makes the technical indicator of methyl alcohol modification vehicle fuel reach and be better than the technological standard of GB solar oil, and the usage quantity that makes methyl alcohol accounts for more than 80% of finished product methanol diesel-oil, neither diesel oil as 20% composition of properties-correcting agent, but commercially available industrial chemicals commonly used.Like this, seeking substitute with regard to the oil that is becoming tight for day opens up a new way.
Summary of the invention
The object of the present invention is to provide a kind of methanol modifier and preparation method thereof; Another object of the present invention is to provide the methanol diesel-oil that uses this methanol modifier to make.
The technical solution used in the present invention is as follows:
A kind of methanol modifier is characterized in that it is formulated by following materials of weight proportions:
Lubricant 16-28
Ignition dope 10-30
Priming mixture 4-8
Dewatering agent 6-12
Anti-wear agent 4-8
Oxidation inhibitor 2-6
Sanitising agent 6-12
Sanitas 2-4
Cetane number improver 4-8
Phase solvent 10-28
Wherein lubricant is an oleic acid; Ignition dope is a butylacetate; Priming mixture is a sherwood oil; Dewatering agent is a polyoxyethylene nonylphenol ether; Anti-wear agent is a clorafin; Oxidation inhibitor is 2,6 ditertiary butyl p cresol; Sanitising agent is a zellon; Sanitas is a benzotriazole; Cetane number improver is an isooctyl ester nitrate; Phase solvent is propyl carbinol, octanol or its mixture.
What adopt among the present invention is commercially available industrial chemicals commodity, and weight content is 52% clorafin.
The preparation method of this methanol modifier, each component that is about to form methanol modifier is undertaken miscible by above-mentioned weight proportion, stir with electric blender, makes material all dissolve, mix; Again the gained mixture is carried out high speed shear with the emulsification shears with 2500～2900 rev/mins of speed and stirred 10～18 minutes, get product.
A kind of methanol diesel-oil, it is formed by described methanol modifier and methyl alcohol configuration, and wherein the weight proportion of methanol modifier and methyl alcohol is 1: 3～5, and the weight concentration of described methyl alcohol is greater than 99%.
The preparation method of methanol diesel-oil, promptly by weight ratio methanol modifier and methyl alcohol are added stirred pot, and stir at normal temperatures and pressures, mix until two components, again the gained mixture being carried out shear agitation through pipeline emulsification pretreatment machine with 2500～2900 rev/mins speed makes it to mix, put into storage tank again, still aging 24 hours, methanol diesel-oil got product.
Methanol diesel-oil with the allotment of this kind properties-correcting agent is produced can overcome following three big shortcomings: the one, and the methyl alcohol component is big inadequately in finished product oil fuel, and is far apart apart from real " substituting "; The 2nd, diesel component is bigger than normal, and is undesirable with the mutual solubility of methyl alcohol; The 3rd, it is too high to contain moisture in the diesel oil, muddiness can occur during with methanol mixed, even demixing phenomenon.In addition, the methanol diesel-oil that uses the allotment of this kind properties-correcting agent to produce has good incendivity and low-temperature performance, to the vehicle of the open-air transportation of northern China and the ship of offshore operation, is first-selected ideal fuels.The methanol diesel-oil that uses this properties-correcting agent to produce reaches or is better than the technical indicator of similar GB diesel oil on physicochemical property; Alternative amount to fossil fuel reaches more than 80%; Burning back exhaust emissions reaches Europe 4 standards.
Embodiment
The invention will be further elaborated below in conjunction with embodiment.
Embodiment 1:
Get each component of methanol modifier by following weight part:
Oleic acid 24
Ethyl acetate 15
Sherwood oil 6
Polyoxyethylene nonylphenol ether 8
Chlorinated paraffin 6
Isooctyl ester nitrate 6
Zellon 8
2,6 ditertiary butyl p cresol 4
Phenylpropyl alcohol triazole 3
Octanol, propyl carbinol mixed solution 20
Wherein the volume ratio of octanol and propyl carbinol is 4: 6 in octanol, the propyl carbinol mixed solution.
With phenylpropyl alcohol triazole, 2, the 6-ditertbutylparacresol adds octanol, propyl carbinol mixed solution, stirring makes it to dissolve fully, add other raw materials then successively, add shear mixer in the lump and carry out high-speed stirring, stir speed (S.S.) is 2500 rev/mins, churning time is 15 minutes, the gained mixture is placed storage tank, left standstill 24 hours, promptly get methanol diesel-oil properties-correcting agent.
Get 200 kilograms of properties-correcting agent, add 800 kilograms of methyl alcohol (concentration is more than 99 heavy %) stirring and evenly mixing, again through the shear agitation mixing, still aging 24 hours, methanol diesel-oil got product.
This modified diesel oil starting is easy, and dynamic performance and diesel oil remain basically stable, and exhaust emissions is better than derv fuel oil, and condensation point, cold filter clogging temperature reduce greatly, have overcome petrifaction diesel cold-starting difficulty, the weakness of engine cisco unity malfunction.In addition, because methanol prices is cheap, the price of methanol diesel-oil is far below petrifaction diesel, and economic benefit is obvious.
Above-mentioned methanol diesel-oil is in Chongqing Isuzu Motors pickup truck zero load, 1.5 tons of loading tests, and accumulative total is travelled 1200 kilometers.In the test, vehicle launch is easy, and power output steadily has good acceleration, and pollutant emission reduces greatly.
Carry out zero load, 3 tons of heavy load short distance running tests at the Mount Taishan of dispatching from the factory in 97 years-12 a horsepower single cylinder tractor, hand starting is light, and starting back idling is steady, adjustable, starting is strong, fast motorway operation has good acceleration, and field road driving horsepower abundance drives strong.Tractive force and petrifaction diesel are as good as in the heavy load test.
Monitor vehicle: Chongqing Isuzu Motors NKR55LLEA-R pickup truck
License number: Shandong A-Q2004
Engine mumber: 4JB1*02R02773*
Accumulative total is exercised mileage: 160572Km
Table 1 has shown Chongqing Isuzu Motors lorry exhaust smoke monitoring result; Table 2 is that the performance of methanol diesel-oil and petrifaction diesel compares.
Table 1: Chongqing Isuzu Motors lorry exhaust smoke monitoring result
The comparison of the performance index of table 2 methanol diesel-oil and petrifaction diesel
| Project | Unit | The petrifaction diesel technical indicator | Methanol diesel-oil detects index | |
| Colourity | Number | ≤3.5 | 3 | |
| Sulphur content | ％ | ≤0.2 | 0.082 | |
| Acidity | ≤7 | 0 | ||
| Copper corrosion 50,3h | Level | ≤1 | 1a | |
| Kinematic viscosity | mm 2/s | 3.0-8.0 | 3.884 | |
| Condensation point | ℃ | ≤0 | -10 | |
| Cold filter clogging temperature | ℃ | ≤4 | -4 | |
| Flash-point | ℃ | ≥55 | 38 | |
| Journey is heated up in a steamer | 50% recovered temperature | ℃ | ≤300 | 258 |
| 90% recovered temperature | ℃ | ≤355 | 338 | |
| 95% recovered temperature | ℃ | ≤365 | 357 | |
| Density | kg/m 3 | Actual measurement | 849.3 | |
Illustrate: the quality index that can't reflect methanol diesel-oil exactly according to the national standard and the detection method of existing petrifaction diesel is arranged than big-difference because the chemistry of methanol diesel-oil constitutes with petrifaction diesel.Indexs such as the oxidation stability in the existing diesel oil national standard, steaming excess carbon residue, moisture, cetane value use existing detection method can't detect the corresponding index of methanol diesel-oil.At present, National Development and Reform Committee is formulating the quality standard of novel substitute energy together with relevant department.
Claims (4)
1. methanol modifier is characterized in that it is formulated by following materials of weight proportions:
Lubricant 16-28
Ignition dope 10-30
Priming mixture 4-8
Dewatering agent 6-12
Anti-wear agent 4-8
Oxidation inhibitor 2-6
Sanitising agent 6-12
Sanitas 2-4
Cetane number improver 4-8
Phase solvent 10-28
Wherein lubricant is an oleic acid; Ignition dope is a butylacetate; Priming mixture is a sherwood oil; Dewatering agent is a polyoxyethylene nonylphenol ether; Anti-wear agent is a clorafin; Oxidation inhibitor is 2,6 ditertiary butyl p cresol; Sanitising agent is a zellon; Sanitas is a benzotriazole; Cetane number improver is an isooctyl ester nitrate; Phase solvent is propyl carbinol, octanol or its mixture.
2, the preparation method of the described methanol modifier of claim 1 carries out each component of forming methanol modifier misciblely by weight ratio, stirs with electric blender, makes material all dissolve, mix; Again the gained mixture is carried out high speed shear with the emulsification shears with 2500～2900 rev/mins of speed and stirred 10～18 minutes, get product.
3, a kind of methanol diesel-oil, it is formulated by described methanol modifier of claim 1 and methyl alcohol, and wherein the weight proportion of methanol modifier and methyl alcohol is 1: 3～5, and the weight concentration of described methyl alcohol is greater than 95%.
4, the preparation method of the described methanol diesel-oil of claim 3, promptly by weight ratio methanol modifier and methyl alcohol are added stirred pot, and stir at normal temperatures and pressures, mix until two components, again the gained mixture being carried out shear agitation through pipeline emulsification pretreatment machine with 2500～2900 rev/mins shearing rate makes it to mix, put into storage tank again, still aging 24 hours, get product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101496635A CN100489071C (en) | 2006-10-13 | 2006-10-13 | Methanol modifier and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101496635A CN100489071C (en) | 2006-10-13 | 2006-10-13 | Methanol modifier and application thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1928033A true CN1928033A (en) | 2007-03-14 |
| CN100489071C CN100489071C (en) | 2009-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101496635A Expired - Fee Related CN100489071C (en) | 2006-10-13 | 2006-10-13 | Methanol modifier and application thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392199B (en) * | 2008-10-15 | 2012-03-21 | 赵熙汉 | Clean alcohol ether gasoline vehicle fuel |
| CN101392204B (en) * | 2008-10-15 | 2012-03-21 | 赵熙汉 | Clean compound diesel oil vehicle fuel |
| CN101486940B (en) * | 2009-02-11 | 2012-08-08 | 山西佳新能源化工实业有限公司 | Methanol fuel additive for diesel engine and methanol fuel containing the same for diesel engine |
| CN101514299B (en) * | 2009-03-03 | 2013-01-09 | 陈庆军 | Compound diesel |
| CN102977950A (en) * | 2012-12-06 | 2013-03-20 | 周书田 | Methanol gasoline additive and preparation method thereof |
| CN103320182A (en) * | 2013-07-17 | 2013-09-25 | 汤永华 | Multipurpose low-carbon oil and its production method |
-
2006
- 2006-10-13 CN CNB2006101496635A patent/CN100489071C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392199B (en) * | 2008-10-15 | 2012-03-21 | 赵熙汉 | Clean alcohol ether gasoline vehicle fuel |
| CN101392204B (en) * | 2008-10-15 | 2012-03-21 | 赵熙汉 | Clean compound diesel oil vehicle fuel |
| CN101486940B (en) * | 2009-02-11 | 2012-08-08 | 山西佳新能源化工实业有限公司 | Methanol fuel additive for diesel engine and methanol fuel containing the same for diesel engine |
| CN101514299B (en) * | 2009-03-03 | 2013-01-09 | 陈庆军 | Compound diesel |
| CN102977950A (en) * | 2012-12-06 | 2013-03-20 | 周书田 | Methanol gasoline additive and preparation method thereof |
| CN102977950B (en) * | 2012-12-06 | 2015-03-11 | 周书田 | Methanol gasoline additive and preparation method thereof |
| CN103320182A (en) * | 2013-07-17 | 2013-09-25 | 汤永华 | Multipurpose low-carbon oil and its production method |
| CN103320182B (en) * | 2013-07-17 | 2015-06-24 | 汤永华 | Multipurpose low-carbon oil and its production method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100489071C (en) | 2009-05-20 |
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