CN102559300A - Alcohol ether diesel fuel for vehicles and preparation method thereof - Google Patents
Alcohol ether diesel fuel for vehicles and preparation method thereof Download PDFInfo
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- CN102559300A CN102559300A CN2012100494110A CN201210049411A CN102559300A CN 102559300 A CN102559300 A CN 102559300A CN 2012100494110 A CN2012100494110 A CN 2012100494110A CN 201210049411 A CN201210049411 A CN 201210049411A CN 102559300 A CN102559300 A CN 102559300A
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Abstract
The invention discloses an alcohol ether diesel fuel for vehicles and a preparation method thereof. The alcohol ether diesel fuel for the vehicles comprises the following components in weight percentage: 40-50 percent of diesel, 20-40 percent of bio-diesel, 10-20 percent of methanol, 6-10 percent of cosolvent and 0.1-2.5 percent of modifier, wherein the cosolvent comprises the following components in weight percentage: 40-60 percent of n-butanol and 40-60 percent of oleic acid; and the modifier comprises the following components in weight percentage: 1-5 percent of diesel detergent, 1-5 percent of cetane improving agent and 90-95 percent of castor oil. The preparation method of the alcohol ether diesel fuel for the vehicles comprises the following steps: firstly, mixing the cosolvent; secondly, mixing the modifier; and finally, adding the diesel, the bio-diesel, the methanol, the mixed cosolvent and the mixed modifier into a synthesizing tank according to the ratio, mixing and filling the mixture into a finished product tank, sampling, inspecting, and thus obtaining the alcohol ether diesel fuel for the vehicles after passing the inspection. The alcohol ether diesel fuel for the vehicles can replace diesel fuel to be applied to an internal combustion diesel engine, and has the characteristics of complete combustion, strong power, obvious energy-saving effect and excellent accelerating performance.
Description
Technical field
The present invention relates to a kind of automotive diesel oil railroad fuel and collocation method thereof, particularly, relate to a kind of vehicle alcohol-ether diesel oil fuel and compound method thereof.
Background technology
The world today is faced with two large problems, and the one, the petroleum-based energy crisis.The 2nd, environmental pollution.China's economic grows continuously and fast, and has got into the high-speed development period of automobile in recent years, and automobile industry has become the main mainstay industry of country, and it all has important effect to the Sustainable development of economy and the raising of people's lives level.Yet, association and some problems of coming are also serious day by day, for example, China's petroleum import amount in recent years constantly increases, the external interdependency of oil will constantly enlarge, and the energy security situation is very severe.The pollution that motor vehicle exhaust caused has caused the severe exacerbation of human settlement's Air quality.Chinese Automobile Industry ' develops rapidly at present; What be full of all is that each big motor corporation of the world is that basic petrol and diesel oil is the vehicle of fuel with the oil; Select a clean alternative fuel and a cleaning vehicle route that meets China's actual conditions; Just might walk out one has spontaneous development and distinctive automotive industry route, and can guarantee century-old above fuel security provisions.
The vehicle alcohol-ether diesel oil fuel be in the diesel oil by volume or weight ratio add the formulated a kind of environment friendly energy conservation fuel of a certain proportion of denatured fuel methyl alcohol.Its outward appearance of vehicle alcohol-ether diesel oil fuel is to approach the clear liquid of diesel oil, and indexs such as viscosity, calorific value are all near diesel oil, and alternative diesel oil is used for fields such as automotive diesel oil locomotive, Industrial Boiler, kitchen range stove.Way on the past market is that diesel oil, methyl alcohol, mutual solvent are mixed through certain ratio, makes methyl alcohol and the diesel oil can be miscible in varing proportions through solubility promoter, and prolongs stationary phase; And this solubility promoter can improve the thermo-efficiency of vehicle alcohol-ether diesel oil fuel, satisfies the power demand of mover.But below only be physical modulated and process; In vehicle utilization in the past; The flash-point of methyl alcohol, calorific value, stability are not fundamentally solving, and on market, carry out in the utilization certain degree of difficulty being arranged, and show that in vehicle operating its dynamic performance receives certain influence.
Summary of the invention
The purpose of this invention is to provide a kind of fuel machine collocation method that is used for the automotive diesel oil rolling stock; In diesel oil by volume or weight ratio add a certain proportion of denatured fuel methyl alcohol to substitute diesel oil; Overcome the problem that the methyl alcohol ignition properties is poor, viscosity is low simultaneously, and reach the raising efficiency of combustion, reduce smoke intensity; Improve discharging, effect in energy saving and environmental protection.
In order to achieve the above object, the invention provides a kind of vehicle alcohol-ether diesel oil fuel, comprise by weight percentage: diesel oil 40～50%, biofuel 20～40%, methyl alcohol 10～20%, solubility promoter 6～10%, and improving agent 0.1～2.5%.
Described biofuel (Biodiesel) is meant the reproducibility diesel oil fuel with waterplant greases such as oil crops, wild oilseed plant and engineering microalgae and animal oil and fat, food garbage wet goods the replaced petrifaction diesel that to be raw oil process through ester exchange process.Biofuel is a kind of of biomass energy, and its staple is the mono alkyl ester that biomass are utilized a kind of longer chain fatty acid that technology such as thermo-cracking obtain, and promptly biofuel is the mixture of the high complicated organic composition of oxygen level.
Described methyl alcohol, molecular formula are CH
3OH can dissolve each other with organic solvents such as water, alcohol, ethers, can with multiple compound formation azeotropic mixture.The flash-point of methyl alcohol is 11 ℃, and calorific value is 727 kJ/mol, and the difficulty of dissolving each other of itself and diesel oil is bigger, must it dissolved each other the screen effective solubility promoter.Among the present invention methyl alcohol is carried out the modification modulation, calorific value rising, viscosity increase, flash-point raising, the corrodibility of methyl alcohol are reduced, synthesized a kind of component that is similar to diesel oil.
Above-mentioned vehicle alcohol-ether diesel oil fuel, wherein, described solubility promoter comprises by weight percentage: propyl carbinol 40～60%, oleic acid 40～60%.
Described propyl carbinol molecular formula is CH
3CH
2CH
2CH
2OH, described oleic acid molecular formula is C
18H
34O
2
Above-mentioned vehicle alcohol-ether diesel oil fuel, wherein, described improving agent comprises by weight percentage: diesel oil detergent 1～5%, cetane number improving agent 1～5%, and Viscotrol C 90～95%.
Described diesel oil detergent is a kind of a kind of surfactant that contains polar group and nonpolar group; It can be adsorbed on the engine interior metallic surface; Thereby prevention diesel oil throw out generates on the metallic surface and piles up, and can also disperse the diesel oil throw out simultaneously, assembles to prevent throw out.
Described cetane number improving agent like isooctyl ester nitrate, can improve diesel-fuel cetane number, effectively improves the combustionproperty of diesel oil, improves the dynamic property of motor vehicle, and oil-saving effect is obvious.Wherein, described cetane value is the index of the pyrophoricity of expression diesel oil when in oil motor, burn, and it is big or small relevant with the character of diesel component.
Described Viscotrol C is the Witepsol W-S 55 of lipid acid, is present in the seed of castor-oil plant, through squeezing or solvent extration makes.
The present invention also provides a kind of collocation method of vehicle alcohol-ether diesel oil fuel, and this method is:
At first above-mentioned solubility promoter is mixed; Again above-mentioned improving agent is mixed, with diesel oil, biofuel, methyl alcohol, mixed solubility promoter and improving agent, add synthesis tank simultaneously at last by proportioning; Mix successfully back injection finished product jar, get sample and promptly get product after the assay was approved.
Vehicle alcohol-ether diesel oil fuel provided by the invention has the following advantages.
1. dynamic property is strong: in process for preparation, methyl alcohol is carried out modification be modulated to additive, thereby improved calorific value, strengthened the component of power.Compare with like product, dynamic property strengthens to some extent.
2. reduce to pollute: the noxious emission when oil motor uses the vehicle alcohol-ether diesel oil fuel obviously reduces when using diesel oil.
3. the filter point reduces: the condensation point of this product reduces 7-9 unit with the filter point is comparable with label diesel oil.
4 versatilities are good: need not to change under the situation of diesel motor structure and parameter, directly use can be satisfied the requirement and the steady running of mover.And with have the scope of application and the effect that is equal to the label finished diesel fuel.
5 maintenance phases are long: the vehicle alcohol-ether diesel oil fuel moisture content do not exceed standard or normal temperature range in, can with GB diesel oil with any mixed, diesel oil oxidation is far superior to GB diesel oil inductive phase; Storing, transport, sell and use the required time of each link, identical with GB diesel oil.
Embodiment
Following specific embodiments of the invention is done explanation further.
Vehicle alcohol-ether diesel oil fuel provided by the invention, the concrete component of each embodiment is as shown in the table:
Table 1. vehicle alcohol-ether diesel oil fuel moity table.
The composition of above each embodiment is disposed according to following method respectively:
At first solubility promoter (propyl carbinol and oleic acid) is mixed; Again improving agent (diesel oil detergent, cetane number improving agent and Viscotrol C) is mixed; At last with diesel oil, biofuel, methyl alcohol, mixed solubility promoter and improving agent; Add synthesis tank simultaneously by different proportionings, mix successfully back injection finished product jar, get sample and promptly get product after the assay was approved.
With embodiment 2 is example, and the vehicle alcohol-ether diesel oil fuel of gained is made an experiment, and obtains following result.
1. the noxious emission when oil motor uses the vehicle alcohol-ether diesel oil fuel is obviously low when using No. 0 diesel oil (0# diesel oil), and concrete numerical value is following: the CO fall is 71% ~ 86%, on average descends 79.4%; CO
2Fall is 6.1% ~ 9.8%, average out to 8.1%; NO
XFall is 13.2% ~ 58.0%, average 31.3%; The exhaust gas smoke fall is 78.8% ~ 91% under the stabilized (steady-state) speed, average 85.9%; Smoke intensity descends 51.8% when freely quickening.
2. in former oil motor structure and parameter all not under the situation of change; Total power characteristic simultaneous test when using vehicle alcohol-ether diesel oil fuel and 0# diesel oil shows; When oil motor specified speed 2800r/min; Use the peak power of 0# diesel oil to be 90.2KW, use the peak power of vehicle alcohol-ether diesel oil fuel to be 86.9KW, on average descend 3.84%.Peak torque when oil motor uses 0# diesel oil and vehicle alcohol-ether diesel oil fuel is respectively 352.4Nm/1800r/min and Nm/1800r/min.See that from the total power characteristic consumption minimization when oil motor uses 0# diesel oil and vehicle alcohol-ether diesel oil fuel is respectively 260.07/KWh and 294.20/KWh.As with the oil consumption of vehicle alcohol-ether diesel oil fuel by etc. calorific value calculation become equivalent diesel oil, oil motor uses the level of the equivalent oil consumption (or specific energy consumption) of vehicle alcohol-ether diesel oil fuel will be near use 0# diesel oil the time so.
Vehicle alcohol-ether diesel oil fuel provided by the invention is not that methyl alcohol, additive and diesel oil simply are in harmonious proportion, but formulated through strict scientific technology, has solved the technical barrier that methyl alcohol and diesel oil dissolve each other, and concrete technological improvement comprises:
1. changed operating procedure in the past; Methyl alcohol is carried out sex change, improve calorific value, adjustment flash-point and viscosity; Reduce corrodibility and to the solvability of rubber; Synthesize a kind of component that is similar to diesel oil, the self-dissolving under excellent kind of criticality mixes with diesel oil to make it, and its character and stability are the same with diesel oil.
2. the modulator approach of former vehicle alcohol-ether diesel oil fuel is improved; Improve the vehicle alcohol-ether diesel fuel additive; Having added the approaching oil crops sub product of calorific value and viscosity and diesel oil is biofuel (putting food and drink aside as useless with oil); Fundamentally solve the flash-point problem of vehicle alcohol-ether diesel oil fuel, also improved the calorific value and the viscosity of methyl alcohol simultaneously, increased the stability of vehicle alcohol-ether diesel oil fuel.
3. the ultimate principle of utilization colloid chemistry and surface chemistry according to the characteristics of methyl alcohol and diesel oil physico-chemical property, is developed a kind of complex table surface-active agent and additive; The functional group of wherein existing oleophylic (close diesel oil); The functional group of hydrophilic (close methyl alcohol) is arranged again, can be adsorbed on the two-phase interface, reduce its surface free energy; Thereby it is make fine the dissolving each other of methyl alcohol and diesel oil ability, and not stratified in a long time.
Through above technological improvement, the vehicle alcohol-ether diesel oil fuel of gained all can play the stable effect of dissolving each other of good long term under the configuration condition that adopts the methyl alcohol of different content, diesel oil, can use with exchanging with the label finished diesel fuel.Be lower than at 20% o'clock at methanol content, mover can not carry out exchanging use with diesel oil under the big regularization condition of structural modification and parameter.The result who the vehicle alcohol-ether diesel oil fuel is carried out vehicle test shows that behind the vehicle alcohol-ether diesel oil fuel on probation, the fuels and energy performance of oil motor is near former machine level, and oil consumption and startability and processed oil are than no considerable change.This invents state of the art still is that result of use and economy aspect all have important breakthrough; All reach the requirement that the industrialization demonstration operates in each item overall targets such as technical, economy, dynamic property, the feature of environmental protection, flexibility, can carry out marketing at home and abroad.
Vehicle alcohol-ether diesel oil fuel provided by the invention should be noted following item in use.
1. during allotment vehicle alcohol-ether diesel oil fuel, need to use National standard+10#～-the 35# solar oil allocates with the denatured methyl alcohol additive, and strictness allocates with allocating technology in proportion, and allotment and storage will be used special-purpose storage tank.
This vehicle alcohol-ether diesel oil fuel meet water can layering emulsification, but will change the viscosity index of vehicle alcohol-ether diesel oil fuel, therefore want the strict moisture content of controlling to exceed standard.In storage, transportation and use, should check the ponding in oil tank, the fuel tank, and in operating process, note sealing, prevent that moisture from sneaking into.
3. before using, to remove the alcohol ether diesel fuel that in the past used colloid, moisture and dirt on the parts of fuel tank, oil fuel purifier and oil piping system, in order to avoid influence result of use; The use initial stage needs inspection to clean or change strainer if situation such as fuel feeding is not smooth, unstable idle speed are arranged.But present method of use is the same with GB diesel oil; Because fundamentally changed the character of methyl alcohol; Calorific value rising, viscosity increase, flash-point raising, the corrodibility of methyl alcohol are reduced, and strictness has been not a methyl alcohol, is therefore using and is operating very convenient.
The vehicle alcohol-ether diesel oil fuel store, transportation, sell and the safety rule used with vapour, diesel oil is the same should be in strict accordance with the relevant security regulations operation of country.Should also be noted that simultaneously: forbid to use the mouth oil suction; Forbid cleaning component, clothing and Long contact time skin with the vehicle alcohol-ether diesel oil fuel; In being splashed into eye or during skin, should in time use flushing with clean water; Forbid with fire baking vehicle alcohol-ether diesel oil fuel car fuel tank and oil circuit.
Vehicle alcohol-ether diesel oil fuel provided by the invention, its outward appearance are the clear liquid that approaches diesel oil, and indexs such as viscosity, calorific value are all near diesel oil, and alternative diesel oil is used for the automotive diesel oil locomotive.Burning is complete, and dynamic property is strong, and energy-saving effect is obvious, and acceleration characteristics is good.
Although content of the present invention has been done detailed introduction through above-mentioned preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple modification of the present invention with to substitute all will be conspicuous.Therefore, protection scope of the present invention should be limited appended claim.
Claims (4)
1. a vehicle alcohol-ether diesel oil fuel is characterized in that, this alcohol ether diesel fuel comprises by weight percentage: diesel oil 40～50%, biofuel 20～40%, methyl alcohol 10～20%, solubility promoter 6～10%, and improving agent 0.1～2.5%.
2. vehicle alcohol-ether diesel oil fuel as claimed in claim 1 is characterized in that, described solubility promoter comprises by weight percentage: propyl carbinol 40～60%, oleic acid 40～60%.
3. vehicle alcohol-ether diesel oil fuel as claimed in claim 1 is characterized in that, described improving agent comprises by weight percentage: diesel oil detergent 1～5%, cetane number improving agent 1～5%, and Viscotrol C 90～95%.
4. collocation method like any described vehicle alcohol-ether diesel oil fuel in the claim 1 ~ 3; It is characterized in that described collocation method mixes described improving agent at first described solubility promoter being mixed again; At last with diesel oil, biofuel, methyl alcohol, mixed solubility promoter and improving agent; Add synthesis tank simultaneously by proportioning, mix successfully back injection finished product jar, get sample and promptly get product after the assay was approved.
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| CN2012100494110A CN102559300A (en) | 2012-02-29 | 2012-02-29 | Alcohol ether diesel fuel for vehicles and preparation method thereof |
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| CN2012100494110A CN102559300A (en) | 2012-02-29 | 2012-02-29 | Alcohol ether diesel fuel for vehicles and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695046A (en) * | 2013-12-21 | 2014-04-02 | 山西华顿实业有限公司 | Alcohol ether diesel for vehicle and vessel and preparation method thereof |
| CN103740418A (en) * | 2014-01-17 | 2014-04-23 | 太原理工大学 | Preparation method of FT diesel-methanol-biodiesel multi-element clean fuel |
| CN107880950A (en) * | 2017-11-17 | 2018-04-06 | 东莞职业技术学院 | A kind of preparation method of methanol-diesel oil-biodiesel micro-emulsified fuel |
| CN108300521A (en) * | 2017-01-11 | 2018-07-20 | 舒高岭 | A kind of high heating value alcohol hydrocarbon bio-fuel |
| CN108300522A (en) * | 2017-01-11 | 2018-07-20 | 张�杰 | Biodiesel substitutes the preparation method of petrifaction diesel |
| CN108913224A (en) * | 2018-06-29 | 2018-11-30 | 广西隆昌德民生态农业发展有限公司 | A kind of novel environment friendly methanol diesel-oil and preparation method thereof |
| CN111196939A (en) * | 2020-01-21 | 2020-05-26 | 张晋忠 | Diesel oil additive and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153229A (en) * | 2006-09-30 | 2008-04-02 | 迟凤文 | Synthesized methanol diesel oil and method of producing the same |
| CN101250430A (en) * | 2008-03-27 | 2008-08-27 | 武汉科技大学 | Emulsified diesel containing industrial alcohols and method for preparing same |
| CN101381632A (en) * | 2007-12-22 | 2009-03-11 | 山西华顿实业有限公司 | Methanol-diesel and preparation thereof |
| CN102224222A (en) * | 2008-10-06 | 2011-10-19 | 彼格泰格私人有限公司 | A biofuel composition, process of preparation and a method of fueling thereof |
-
2012
- 2012-02-29 CN CN2012100494110A patent/CN102559300A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101153229A (en) * | 2006-09-30 | 2008-04-02 | 迟凤文 | Synthesized methanol diesel oil and method of producing the same |
| CN101381632A (en) * | 2007-12-22 | 2009-03-11 | 山西华顿实业有限公司 | Methanol-diesel and preparation thereof |
| CN101250430A (en) * | 2008-03-27 | 2008-08-27 | 武汉科技大学 | Emulsified diesel containing industrial alcohols and method for preparing same |
| CN102224222A (en) * | 2008-10-06 | 2011-10-19 | 彼格泰格私人有限公司 | A biofuel composition, process of preparation and a method of fueling thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103695046A (en) * | 2013-12-21 | 2014-04-02 | 山西华顿实业有限公司 | Alcohol ether diesel for vehicle and vessel and preparation method thereof |
| CN103740418A (en) * | 2014-01-17 | 2014-04-23 | 太原理工大学 | Preparation method of FT diesel-methanol-biodiesel multi-element clean fuel |
| CN108300521A (en) * | 2017-01-11 | 2018-07-20 | 舒高岭 | A kind of high heating value alcohol hydrocarbon bio-fuel |
| CN108300522A (en) * | 2017-01-11 | 2018-07-20 | 张�杰 | Biodiesel substitutes the preparation method of petrifaction diesel |
| CN107880950A (en) * | 2017-11-17 | 2018-04-06 | 东莞职业技术学院 | A kind of preparation method of methanol-diesel oil-biodiesel micro-emulsified fuel |
| CN108913224A (en) * | 2018-06-29 | 2018-11-30 | 广西隆昌德民生态农业发展有限公司 | A kind of novel environment friendly methanol diesel-oil and preparation method thereof |
| CN111196939A (en) * | 2020-01-21 | 2020-05-26 | 张晋忠 | Diesel oil additive and preparation method thereof |
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Application publication date: 20120711 |