CN1173016C - Liquid environment protection fuel and its preparing method - Google Patents
Liquid environment protection fuel and its preparing method Download PDFInfo
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- CN1173016C CN1173016C CNB031377092A CN03137709A CN1173016C CN 1173016 C CN1173016 C CN 1173016C CN B031377092 A CNB031377092 A CN B031377092A CN 03137709 A CN03137709 A CN 03137709A CN 1173016 C CN1173016 C CN 1173016C
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Abstract
The present invention relates to a liquid environment-protection fuel and a preparing method thereof. 7 to 13 wt% of viscosity modifying agent, 1 to 3.6 wt% of smoke and flavor removing agent, 1 to 11.2 wt% of dissolution assisting and pour point reducing agent, 0.1 to 0.5 wt% of oxygen resisting and corrosion resisting agent, 0 to 2% of combustion supporting and cleaning agent are mixed and are added in 9 to 40 wt% of methanol ethanol; the obtained solution is added 40 to 77 wt% of diesel oil after being slightly stirred; the products are slightly stirred and react in a static state after being slightly stirred. The present invention has the advantages of easy acquirement of raw material, low price, good intersolubility, sufficient burning and little waste discharge after burning.
Description
Technical field
The present invention relates to a kind of environment-friendly liquid fuel and preparation method thereof, more particularly, relate to a kind of additive that in diesel oil, adds methyl alcohol, ethanol and form by hydrotropy pour point depressant, viscosity modifier etc. and the environmental protection that the waste discharge amount is few after the burning that obtains, economic fuel.
Background technology
Owing to be becoming tight worldwide energy day, and the continuous enhancing of environmental consciousness, the world many countries particularly methyl alcohol of oil alternate energy source that begins one's study, the extensive internal combustion engine use research of Aalcohols fuels such as ethanol, methyl alcohol is directly burning or enter the practical stage with the technology that gasoline is mixed burning on petrol motor, by transforming method single fire methyl alcohol technology on diesel engine of engine, abroad also grasp, in the structure that does not change diesel engine, and in diesel oil, mix burning methyl alcohol, in the alcoholic acid method, with methyl alcohol, the method that ethanol and diesel oil dissolve each other generally has emulsion process, add flux method etc., the emulsion process methods that add water that adopt more, make methanol/ethanol, diesel oil, water forms the ternary emulsion fuel, adding flux method mainly is with isopropylcarbinol, primary isoamyl alcohol, aromatic series nitrogenous compound etc. with and composition be re-dubbed solubility promoter, make methyl alcohol, ethanol and diesel oil dissolve each other, and configuration proportion is a methyl alcohol, ethanol content is (weight percent) 15% (hereinafter to be referred as M15), 20% (hereinafter to be referred as M20), 25% (hereinafter to be referred as M25) etc.But add the problem that can not solve diesel oil and methyl alcohol, ethanol mutual solubility difference behind these solubility promoters well in the diesel oil, increase, contain the N waste discharge and increase the weight of consequently problems such as weighting ring environment pollution but also can produce product price.
Summary of the invention
The purpose of this invention is to provide a kind of cheap, mutual solubility good, burning back waste discharge amount is little environment-friendly liquid fuel that contains diesel oil and organic compositions such as methyl alcohol, ethanol and hydrotropy pour point depressant and preparation method thereof.
Environment-friendly liquid fuel of the present invention, formulated by the following weight proportion raw material:
Diesel oil 40-77%; Methyl alcohol, ethanol or its mixture 9-40%; Viscosity modifier 7-13%; Cigarette deodovization agent 1-3.6% falls; Hydrotropy pour point depressant 1-11.2%; Anti-oxygen resist 0.1-0.5%; Combustion-supporting purification agent 0-2%.
Diesel oil of the present invention can be 0# diesel oil or other any commercially available GB diesel oil.
Methanol feedstock of the present invention can be that content is 95% refined methanol or content greater than 70% thick methyl alcohol; Ethanol raw material is a content greater than 95% smart ethanol or content greater than 70% coarse ethanol, when using methyl alcohol, alcoholic acid mixture, the weight ratio of the two is a methyl alcohol: ethanol equals 2: 1, tankage and byproduct that described thick methyl alcohol coarse ethanol can be chemical plant, fertilizer plant, pharmaceutical factory, Gourmet Powder Factory, also can ferment from cereal and straw makes.
Viscosity modifier of the present invention can be selected the secondary octanol in esterification Viscotrol C byproduct or its byproduct for use.
Smoke abatement deodovization agent of the present invention can be methyl ethyl diketone, butylacetate, Virahol, dodecyl sodium sulfonate barium or its mixture, ratio during its mixture is a methyl ethyl diketone: butylacetate: Virahol: dodecyl sodium sulfonate barium equals 11: 5: 20: 10, or methyl ethyl diketone: butylacetate: Virahol equals 2-10: 1-4: 1-5; Or methyl ethyl diketone: butylacetate equals 2: 1; Or methyl ethyl diketone: Virahol equals 10: 17.
Hydrotropy pour point depressant of the present invention is selected mixed C for use
6Ethene-vinyl acetate copolymer or its mixture of alcohol, 20,000 unit polyoxyethylene glycol, 2000-5000 unit are when using mixed C
6During the poly-alcoholic acid mixture of alcohol, 20,000 units, its blending ratio is a mixed C
6Alcohol: 20,000 unit polyoxyethylene glycol equal 2-20: 1-3.
Combustion-supporting purification agent of the present invention comprises propyl carbinol, methylethylketone or its mixture, and its mixed weight is than being propyl carbinol: methylethylketone equals 4-5: 2-9.
Anti-oxygen resist of the present invention is a 2,6 ditertiary butyl p cresol solution, and concentration is 30%.
Above-mentioned viscosity modifier, smoke abatement deodovization agent, hydrotropy pour point depressant, combustion-supporting purification agent, anti-oxygen resist all are commercially available prod.
The preparation method of environment-friendly liquid fuel of the present invention is: with methanol or its mixture and the additive that makes after mixing by hydrotropy pour point depressant and other organic compositions according to the above ratio join gentle agitation in the container in proportion, make the sex change alcohols behind the mixing, the sex change alcohols is injected diesel oil, gentle agitation, static reaction 6-12 hour, promptly get described product.
Wherein, the effect of viscosity modifier is to make pure sex change, increases viscosity, makes it suitable substantially with diesel oil viscosity, and its tested viscosity is 2.8-3.2.The effect of smoke abatement deodovization agent is to reduce the cigarette quantity discharged, removes the carbon residue peculiar smell.The effect of hydrotropy pour point depressant is to strengthen methyl alcohol CH
3The mutual solubility of OH and diesel oil reduces cold filter clogging temperature and condensation point simultaneously.The effect of anti-oxygen resist is to prevent the rotten stability that increases of oil oxidation.The effect of combustion-supporting purification agent is to disperse greasy filth long-pending deeply, cleans coking, plays short combustion effect.
When methyl alcohol, ethanol weight content during at 9-20%, prepared methyl alcohol, ethanol diesel fuel can use for diesel locomotive.Methyl alcohol, ethanol weight content can be done industrial boiler, kiln, the use of kitchen range stove when 20-40%.Though a large amount of test-results show that methyl alcohol, ethanol diesel fuel toxicity hazard are not higher than general diesel oil both at home and abroad, this product is still forbidden inhaling with mouth, stores, transports, uses strict with country and relevant department's regulation execution.
Advantage of the present invention:
Among the present invention owing to added a certain amount of hydrotropy the additive of doubting agent and viscosity modifier, smoke abatement deodovization agent, preventing compositions such as oxygen resist, combustion-supporting purification agent falls, their use greatly reduces the free energy on methyl alcohol, ethanol and the diesel oil two-phase interface, thereby methyl alcohol, ethanol and diesel oil can be fused well is in the same place, not stratified, not emulsification, shelf-time can reach more than 3 months, solved dissolving each other and mixing back problems such as viscosity is low of the two preferably, also make burning more abundant, improved the thermo-efficiency of engine when using methyl alcohol, ethanol diesel fuel effectively.According to surveying and determination, the relevant technologies parameter meets the relevant regulations of national solar oil standard (used for diesel engine) and " alcohol radical liquid fuel " standard GB 16663-1996.Simultaneously, Central China University of Science and Technology's energy and power engineering institute show this environment-friendly liquid fuel M15 (the methyl alcohol weight content is 15%) and the bench testing of M20 (the methyl alcohol weight content is 20%) and the load experiment and the road test of Inner Mongol branch office of limited-liability company of CAAC fuel, diesel engine cold start and hot start are functional when using M15 of the present invention, dynamic performance is good, equivalent specific fuel consumption is near the level of using 0# diesel oil, the two is used interchangeably, and noxious emission CO descends 79.4%, CO
2Descend 8.1%, NO descends 85.9%, freely quickens smoke intensity decline 51.8% etc., when using M20, train starting, dynamic property are good, and the refuse of burning back discharging seldom, all obvious reduction is arranged, thereby this environment-friendly liquid fuel has good environment protecting than use 0# diesel oil.Simultaneously, because methyl alcohol can be made by coal, price is lower, so the present invention will play a positive role the economic benefit promise well for solving China's oil-poor problem of rich coal.
Embodiment
Further specify characteristics of the present invention with specific embodiment below:
Embodiment 1:
Ethanol 15kg; Secondary octanol 10kg; Methyl ethyl diketone 1.0kg; Butylacetate 0.5kg; Virahol 0.5kg; Mixed C
6Alcohol 1.0kg; The 20000 polyoxyethylene glycol 0.5kg of unit; Propyl carbinol 0.5kg; Methylethylketone 0.9kg; 2,6 ditertiary butyl p cresol solution 1kg, concentration 30%; 0# diesel oil 69.1kg.
Secondary octanol, methyl ethyl diketone, butylacetate, Virahol, mixed C 6 alcohol, 20000 unit polyoxyethylene glycol, propyl carbinol, methylethylketone, 2, after 6-ditertbutylparacresol solution mixes, mix with ethanol, gentle agitation, make denatured alcohol, again denatured alcohol is injected 0# diesel oil, gentle agitation, static reaction 6 hours promptly gets environment-friendly liquid fuel.
Pure vapour is done and is organized mountain vapour comings experiment and economize detection in the Shanxi Province, cold and hot startup, and power, corrosion viscosity and 0# diesel oil contrast, and every performance all meets national standard, and has reduced pollution significantly.
Embodiment 2
Coarse ethanol 10kg (content 90%); Secondary octanol 7kg; Methyl ethyl diketone 1kg; Butylacetate 0.4kg; Virahol 0.5kg; Mixed C
6Alcohol 1kg; 2,6 ditertiary butyl p cresol solution 1kg; Concentration 30%; 0# diesel oil 79.1kg; Method proportioning by embodiment 1 becomes the 100kg environment-friendly liquid fuel.
Detect in the experiment of Inner Mongol CAAC fuel and district's Quality Supervision Bureau, all qualified.
Embodiment 3
Methyl alcohol 15kg with the production of Yuanping City fertilizer plant; Secondary octanol 9kg; Methyl ethyl diketone 1.0kg; Butylacetate 0.5kg; 2,6 ditertiary butyl p cresol solution 1kg; Concentration 30%; + 10# diesel oil 67.5kg; Mixed C
6Alcohol 5kg; Propyl carbinol 1.0kg; Method by embodiment 1 is mixed with described environment-friendly liquid fuel 100kg.
Calorific value 41.23mj/kg detects in energy-conservation service centre in Beijing.
Embodiment 4
Thick methyl alcohol 25kg (content 95%); Mixed C
6Alcohol 8.0kg; Secondary octanol 10kg; Methyl ethyl diketone 1.1kg; Virahol 2.0kg; The 20000 polyoxyethylene glycol 1.2kg of unit; 2,6 ditertiary butyl p cresol solution 1kg; Concentration 30%; Dodecyl sodium sulfonate barium 1.0kg; Butylacetate 0.5kg; 0# diesel oil 50.2kg presses the method proportioning finished product of embodiment 1.
Record calorific value 33.76mj/kg in Beijing.
Embodiment 5
With ethanol (content 95%), methyl alcohol (content 95%), with weight ratio ethanol: methyl alcohol equals to be mixed at 1: 2 30kg; Secondary octanol 10kg; Mixed C
6Alcohol 8kg; Methylethylketone 2kg; Propyl carbinol 4kg; Methyl ethyl diketone 1kg; The 20000 polyoxyethylene glycol 32kg of unit; 2,6 ditertiary butyl p cresol solution 1kg; Concentration 30%; Virahol 1.7kg; 0# diesel oil 39.1kg is made into product by the method for the foregoing description 1.
Recording calorific value at Henan Province's combustion gas and gas appliance product quality supervision and inspection station is 33.54mj/kg.
Claims (10)
1. environment-friendly liquid fuel, it is characterized in that: it is formulated by the following weight proportion raw material: diesel oil 40-77%, methyl alcohol, ethanol or its mixture 9-40%, viscosity modifier 7-13%, smoke abatement deodovization agent 1-3.6%, hydrotropy pour point depressant 1-11.2%, anti-oxygen resist 0.1-0.5%, combustion-supporting purification agent 0-2%.
2. environment-friendly liquid fuel according to claim 1 is characterized in that: described diesel oil is GB diesel oil.
3. environment-friendly liquid fuel according to claim 1, it is characterized in that: described methanol feedstock select for use content greater than 95% refined methanol or content greater than 70% thick methyl alcohol, ethanol raw material is a content greater than 95% smart ethanol or content greater than 70% coarse ethanol.
4. environment-friendly liquid fuel according to claim 1 is characterized in that: described viscosity modifier is selected the secondary octanol in esterification Viscotrol C byproduct or this byproduct for use.
5. environment-friendly liquid fuel according to claim 1, it is characterized in that: described smoke abatement deodovization agent is selected methyl ethyl diketone, butylacetate, Virahol, dodecyl sodium sulfonate barium or its mixture for use, the part by weight of its mixture is a methyl ethyl diketone: butylacetate: Virahol: dodecyl sodium sulfonate barium is 11: 5: 20: 10, or methyl ethyl diketone: butylacetate: Virahol equals 2-10: 1-4: 1-5, or methyl ethyl diketone: butylacetate equaled 2: 1 or methyl ethyl diketone: Virahol equals 10: 17.
6. environment-friendly liquid fuel according to claim 1 is characterized in that: described hydrotropy pour point depressant is selected mixed C for use
6The ethene-vinyl acetate copolymer of alcohol, 20,000 unit polyoxyethylene glycol or 2000-5000 unit, or their mixture, the weight ratio of mixture is a mixed C
6Alcohol: 20,000 unit polyoxyethylene glycol are 2-20: 1-3.
7. environment-friendly liquid fuel according to claim 1 is characterized in that: described anti-oxygen resist is 2,6 one ditertbutylparacresol solution, and its concentration is 30%.
8. environment-friendly liquid fuel according to claim 1 is characterized in that: described combustion-supporting purification agent is selected propyl carbinol, methylethylketone or its mixture for use, and the weight ratio of its mixture is a propyl carbinol: methylethylketone is 4-5: 2-9.
9. environment-friendly liquid fuel according to claim 1 is characterized in that: methyl alcohol, alcoholic acid weight ratio are methyl alcohol in described methyl alcohol, the alcohol mixture: ethanol is 2: 1.
10. environment-friendly liquid fuel, it is characterized in that: it is formulated by the following weight proportion raw material: diesel oil 40-77%, methyl alcohol, ethanol or its mixture 9-40%; Viscosity modifier 7-13%; Smoke abatement deodovization agent 1-3.6%; Hydrotropy pour point depressant 1-11.2%; Anti-oxygen resist 0.1-0.5%; Combustion-supporting purification agent 0-2%, its preparation method is as follows:
Join gentle agitation in the container with methyl alcohol, ethanol or its mixture with by viscosity modifier, smoke abatement deodovization agent, hydrotropy pour point depressant, combustion-supporting purification agent, the mixed additive that gets of anti-oxygen resist in described ratio, mix the back and inject diesel oil, gentle agitation, static reaction 6-12 hour, promptly get described environment-friendly liquid fuel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031377092A CN1173016C (en) | 2003-06-20 | 2003-06-20 | Liquid environment protection fuel and its preparing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031377092A CN1173016C (en) | 2003-06-20 | 2003-06-20 | Liquid environment protection fuel and its preparing method |
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| Publication Number | Publication Date |
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| CN1458248A CN1458248A (en) | 2003-11-26 |
| CN1173016C true CN1173016C (en) | 2004-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB031377092A Expired - Fee Related CN1173016C (en) | 2003-06-20 | 2003-06-20 | Liquid environment protection fuel and its preparing method |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101445753B (en) * | 2008-12-30 | 2012-10-10 | 魏梦姣 | Alcohol-based diesel oil fuel |
| CN102373100B (en) * | 2010-08-13 | 2014-12-03 | 中国石油化工股份有限公司 | Preparation method for biodiesel, and biodiesel prepared by the same |
| CN102517100A (en) * | 2011-12-16 | 2012-06-27 | 深圳市盈懋科技有限公司 | Fuel oil from coal and preparation method thereof |
| CN102776038A (en) * | 2012-08-10 | 2012-11-14 | 徐州中宇石油化工科技有限公司 | Diesel combustion improver and preparation method thereof |
| CN105062589B (en) * | 2015-07-31 | 2017-04-26 | 山西华圆高科技开发有限公司 | Energy-saving synergetic combustion supporting agent, dimethyl ether synthesis fuel gases, and dimethyl ether synthesis fuel oil |
| CN106987286B (en) * | 2017-04-05 | 2019-02-22 | 孟宪富 | A kind of ether-base gasoline of clean and environmental protection and preparation method thereof |
| CN107099347B (en) * | 2017-04-27 | 2019-03-29 | 孟宪富 | A kind of ether diesel oil of clean and environmental protection and preparation method thereof |
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