CN1775917A - Biosynthetic diesel and its preparing method - Google Patents
Biosynthetic diesel and its preparing method Download PDFInfo
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- CN1775917A CN1775917A CN 200510134365 CN200510134365A CN1775917A CN 1775917 A CN1775917 A CN 1775917A CN 200510134365 CN200510134365 CN 200510134365 CN 200510134365 A CN200510134365 A CN 200510134365A CN 1775917 A CN1775917 A CN 1775917A
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Abstract
The invention relates to a biology compounding diesel oil that belongs to diesel oil emulsifying technology. The constituents in the compounding diesel oil are oiliness additive, watercraft additive, nitric acid iso-acrid fat, diesel oil and water. The process includes the following steps: adding oiliness additive, part of diesel oil and water according to a certain ratio, heating and whisking; adding watercraft additive and the rest of diesel oil; finally adding iso-acrid fat according to certain ratio and whisking to equal. The feature is that it has clear and bright appearance, no mechanic impurity, stable physical property, etc. It could save energy about 16-20% and improve the releasing effect of firing.
Description
Technical field
The present invention relates to a kind of bio-synthetic diesel and preparation method thereof, belong to the diesel emulsion technical field.
Background technology
From 1913, the HopKinson of univ cambridge uk proposes the diesel oil blended with water combustion technology, existing so far 100 history, the various countries scientific worker adopts technique means such as ultrasonic wave, laser, emulsification in succession, realize the diesel oil blended with water burning, in scientific experiment and boiler, obtained gratifying achievement in the incendiary practical application, yet, because the various reasons in the chemical industry development process, emulsifying technology is also corresponding to be subjected to certain obstruction.The emulsion great majority of diesel oil blended with water are white liquid, and its particle water is big, layering easily, water outlet, and the shelf-time is short, and problem is a lot of in therefore applying.Many on the other hand researchists are the raising of pursuit emission standard, the economic benefit that covets, and the water-content of diesel oil blended with water is too high, causes aflame being short of power, the cold starting difficulty.Therefore, many researchists' scientific payoffs is died young in applying, and can not realize commercialization, its major reason, and the additive of technology for mixing water in diesel does not really reach a standard as yet.
In recent years; because global petroleum resources shortage impels various countries that the research of new forms of energy is more and more paid attention to, technology for mixing water in diesel is save energy greatly; can effectively control simultaneously the objectionable impurities that gives off in the combustion processes to atmospheric pollution, human healthy of protection.Countries in the world government drops into substantial contribution thus, attempts different technique means, captures difficulty, obtains New-type fuel, to satisfy the requirement of marketingization, satisfies the needs of development and national economy.
The applicant had once proposed the patent of invention that name is called " a kind of diesel oil emulsification and preparation method thereof " on November 7th, 2003, the patent No. is 200310103534.9, this patent disclosure a kind of diesel oil emulsification, the shortcoming of this diesel oil emulsification is: its corrosion resistance is bad, does not also reach state specified standards; Diesel oil emulsification causes water outlet touching water variable color easily later on, influences the combustionproperty of diesel oil emulsification; The oxidation rate of diesel oil emulsification is fast, and the easy blackening of oil product influences combustionproperty, has finally influenced the dynamic performance of diesel oil.
Summary of the invention
The objective of the invention is to propose a kind of bio-synthetic diesel and preparation method thereof, change the composition of additive in the prior art and the preparation method of diesel oil emulsification, to solve existing problem in the emulsifying diesel oil blended with water burning, improve combustionproperty by the bio-synthetic diesel of additive preparation.
The bio-synthetic diesel that the present invention proposes, the weight percent of each composition is:
Oiliness improver 4%-7%
Aqueous additive 2%-3%
Nitric acid isooctyl 0.1%-0.15%
Diesel oil 78%-90%
Water 4%-12%
The preparation method of above-mentioned bio-synthetic diesel comprises the steps:
(1) according to the above ratio that the 1/2-2/3 and the water of oiliness improver, diesel oil total amount is mixed, to heat and after 45 ℃-50 ℃, stir, stirring velocity is 650-700 rev/min;
(2) in the solution of step (1), add aqueous additive in proportion, stirred 10-20 minute;
(3) treat that oil plant is clear saturating after, add residue diesel oil in proportion, add the nitric acid isooctyl at last in proportion and stir.
Among the preparation method of above-mentioned bio-synthetic diesel, used aqueous additive, wherein the weight percent of each composition is:
Trolamine 2%～7%
Monoethanolamine MEA BASF 3%～10%
Hexahydroaniline 5%～15%
Ethylene glycol monoethyl ether 3%～7%
Virahol 1%～3%
Cyclohexylamine carbonate 1%～6%
Benzotriazole (its chemical code name T706) 1%～5%
Methyl alcohol 3%～12%
Ammoniacal liquor (wherein ammonia quantity is 21.2%) 45%～55%
Ethylene glycol 1%～8%
The preparation method of above-mentioned aqueous additive comprises the steps:
(1) in proportion benzotriazole is joined stirring and dissolving in the methyl alcohol, add cyclohexylamine carbonate more in proportion, after the dissolving, add ethylene glycol monoethyl ether in proportion fully, add Virahol at last in proportion;
(2) whenever be separated by 10 minutes in proportion successively with trolamine, Monoethanolamine MEA BASF, hexahydroaniline, the latter adds the former and stirs;
(3) solution with above-mentioned steps (1) and step (2) preparation joins respectively in the ammonia soln, after waiting to dissolve two kinds of solution is mixed mutually, stirs 10 minutes;
(4) in proportion ethylene glycol is joined in the solution of above-mentioned steps (3) preparation, stirring promptly gets aqueous additive.
Compared with the prior art the preparation method of the bio-synthetic diesel that the present invention proposes, has changed the wherein composition of aqueous additive, has increased the nitric acid isooctyl, so that diesel combustion is abundant; Improve the oil temperature in the preparation process,, shorten the generated time of diesel oil to accelerate the reaction of diesel oil and additive.Utilize the bio-synthetic diesel of the inventive method preparation, detect through national departments concerned, the waste gas smoke emission obviously descends, and the range of decrease is more than 40%, and the contained particulate matters value drops to 1.0Rb from 3.8Rb in the flue gas, reaches EUROIII Emission Standard; Cold starting performance is compared with pure diesel oil with the oil consumption situation, no significant difference, and dynamic performance improves 6.4%, and the manufacturing cost of combined diesel oil is starkly lower than the price of pure diesel oil.The diesel oil of the inventive method preparation, be characterized in: outward appearance is thoroughly bright, there is not mechanical impurity, stable physical property, staging life, was above 1 year, the oil product mutual solubility is better, oxidation-resistance is strong, and frost resistance is strong, and condensation point can reach-11 ℃, antiseptic property reaches the 1a level of national standard, and dynamic performance is basic identical in 0# diesel oil.In use do not need to adjust the oil nozzle angle and clean fuel tank, cold-start performance is good.Simultaneously save energy 16%-20% can make full use of the plant regeneration resource again, and the incendiary emission effect obviously improves, to purify atmosphere, promoting the well-being of mankind has crucial economic benefit and social benefit.
Embodiment
In the preparation process of the bio-synthetic diesel that the present invention proposes, used oiliness improver has been open in 200310103533.4 the patent document in the patent No., and the weight percent of each composition is:
Oleic acid 66%-75%
Ferrocene 0.1%-0.5%
1010 oxidation inhibitor 0.5%-3%
The mixture of this acid anhydride of Sorbitol Powder Stearinsaeure polyoxyethylene (20) ether (abbreviation Arlacel-20) and polyoxyethylene (20) sorbitol anhydride mono-laurate (abbreviation tween 20), its blending ratio is:
This acid anhydride of Sorbitol Powder Stearinsaeure polyoxyethylene (20) ether: mixture=30%: 70% 0.5%-5% of polyoxyethylene (20) sorbitol anhydride mono-laurate
O-Xylol 5%-10%
0# diesel oil 7%-16%
The preparation method of above-mentioned oiliness improver comprises the steps:
(1) according to the above ratio ferrocene and 1010 oxidation inhibitor are joined in the o-Xylol stirring and dissolving;
(2) according to the above ratio the mixed solution of this acid anhydride of Sorbitol Powder Stearinsaeure polyoxyethylene (20) ether and polyoxyethylene (20) sorbitol anhydride mono-laurate is joined in the oleic acid liquid, heat to 50 ℃ and stirred 10 minutes;
(3) solution of above-mentioned the 1st step preparation is poured in the solution of the 2nd step preparation, stirred 10 minutes;
(4) by above-mentioned per-cent 0# diesel oil is poured in the solution in above-mentioned the 3rd step, promptly got oiliness improver.
In the above-mentioned oiliness improver, used oleic acid is produced by JiangSu YongLin grease Chemical Engineering Co., Ltd, 1010 oxidation inhibitor wherein, and its chemical name, chemical molecular formula, proterties, manufacturer etc. are referring to " Chemicals handbook ", January in 1999 the 3rd edition.
Below enumerate the preparation embodiment of oiliness improver, and the preparation amount of establishing each embodiment is 100 kilograms:
Embodiment one
(1) 500 gram ferrocene and 3 kilogram of 1010 oxidation inhibitor are joined in 10 kilograms of o-Xylols stirring and dissolving;
(2) mixing liquid with 500 this acid anhydride of Keshan pears sugar alcohol Stearinsaeure polyoxyethylene (20) ethers and polyoxyethylene (20) sorbitol anhydride mono-laurate joins in 72 kilograms of oleic acid liquid, heats to 50 ℃ of stirrings 10 minutes;
(3) solution of above-mentioned the first step preparation is poured in the solution of second step preparation, stirred 10 minutes.
(4) 14 kilograms of 0# diesel oil are poured in the solution in above-mentioned the 3rd step, promptly got oiliness improver after stirring.
Embodiment two
(1) 1 kilogram of ferrocene and 2 kilogram of 1010 oxidation inhibitor are joined in 7 kilograms of o-Xylols stirring and dissolving;
(2) mixed solution with 1 kilogram of this acid anhydride of Sorbitol Powder Stearinsaeure polyoxyethylene (20) ether and polyoxyethylene (20) sorbitol anhydride mono-laurate joins in 73 kilograms of oleic acid liquid, heats to 50 ℃ of stirrings 10 minutes;
(3) solution of above-mentioned the 1st step preparation is poured in the solution of the 2nd step preparation, stirred 10 minutes.
(4) 16 kilograms of 0# diesel oil are poured in the solution in above-mentioned the 3rd step, promptly got oiliness improver after stirring.
Embodiment three
(1) 1.5 kilograms of ferrocene and 1.5 kilogram of 1010 oxidation inhibitor are joined in 7 kilograms of o-Xylols stirring and dissolving;
(2) 1 kilogram of this acid anhydride of Sorbitol Powder Stearinsaeure polyoxyethylene (20) ether and polyoxyethylene (20) sorbitol anhydride mono-laurate combination liquid are joined in 75 kilograms of oleic acid liquid, heat to 50 ℃ of stirrings 10 minutes;
(3) solution of above-mentioned the 1st step preparation is poured in the solution of the 2nd step preparation, stirred 10 minutes.
(4) 14 kilograms of 0# diesel oil are poured in the solution in above-mentioned the 3rd step, promptly got oiliness improver after stirring.
Above-mentioned oiliness improver should be placed in the stainless steel sealed shell of tank, and temperature remains between 15 ℃～25 ℃, avoids being exposed to the sun in the sun, and storage place possesses fireproofing installation, and the shelf-time is 3 months.
Below enumerate the preparation embodiment of aqueous additive used in the inventive method, and the preparation amount of establishing each embodiment is 100 kilograms:
Embodiment one
(1) with stirring and dissolving in 10 kilograms of methyl alcohol of benzotriazole (chemical code name is T706) adding of 3 kilograms, the back adds 5 kilograms of ethylene glycol monoethyl ethers, adds 5 kilograms of cyclohexylamine carbonates again, fully 1 kilogram of Virahol of dissolving back adding.Stirring and dissolving;
(2) with 5 kilograms of trolamines, 5 kilograms of Monoethanolamine MEA BASFs, 10 kilograms of hexahydroaniline, whenever be separated by 10 minutes in order, the latter adds the former and stirs;
(3) solution with above-mentioned steps (1) and step (2) preparation joins respectively in the ammonia soln, and the ammoniacal liquor total amount is 53 kilograms, after waiting to dissolve two kinds of solution is mixed mutually, stirs 10 minutes;
(4) in the solution of above-mentioned steps (3), add 3 kilograms of ethylene glycol, mix, promptly get aqueous additive.
Embodiment two
(1) 5 kilograms of T706 is joined stirring and dissolving in 12 kilograms of methyl alcohol, add 5 kilograms of ethylene glycol monoethyl ethers then, add 5 kilograms of cyclohexylamine carbonates again, after the dissolving, add 1 kilogram of Virahol at last, stirring and dissolving fully;
(2) with 5 kilograms of trolamines, 5 kilograms of Monoethanolamine MEA BASFs, 10 kilograms of hexahydroaniline, whenever be separated by 10 minutes in order, the latter adds the former and stirs;
(3) solution with above-mentioned steps (1) and step (2) preparation joins respectively in the ammonia soln, and the ammoniacal liquor total amount is 49 kilograms, after waiting to dissolve two kinds of solution is mixed mutually, stirs 10 minutes;
(4) in the solution of above-mentioned steps (3), add 6 kilograms of ethylene glycol, mix, promptly get aqueous additive.
Embodiment three
(1) 4 kilograms of T706 are joined in 12 kilograms of methyl alcohol, stirring and dissolving adds 6 kilograms of ethylene glycol monoethyl ethers then, adds 6 kilograms of cyclohexylamine carbonates again, and the dissolving back adds 1 kilogram of Virahol fully;
(2) with 3.5 kilograms of trolamines, 3.5 kilograms of Monoethanolamine MEA BASFs, 8 kilograms of hexahydroaniline, whenever be separated by 10 minutes in order, the latter adds the former and stirs;
(3) solution with above-mentioned steps (1) and step (2) preparation joins respectively in the ammonia soln, and the ammoniacal liquor total amount is 53 kilograms, after waiting to dissolve two kinds of solution is mixed mutually, stirs 10 minutes;
(4) in the solution of above-mentioned steps (3), add 4 kilograms of ethylene glycol, mix, promptly get aqueous additive.
In the aqueous additive, used various nonionogenic tensides and Inorganic Chemicals, its chemical name, chemical structural formula, proterties, production unit etc. can be referring to " Chemicals handbook " (1999 January the 3rd edition), and T706 wherein can be produced by Nanjing Hong Yatai industry and trade company limited.
The aqueous additive of above-mentioned preparation should leave in the stainless steel sealed shell of tank, and temperature remains between 15 ℃～20 ℃, avoid under the sun, being exposed to the sun, and well-ventilated in the holding chamber, staging life is about 15 days.
The above-mentioned oiliness and the aqueous additive of the present invention's preparation when being used for bio-synthetic diesel, must use simultaneously.
Below enumerate the embodiment that the inventive method prepares combined diesel oil, and the combined diesel oil of establishing each embodiment preparation is 100 kilograms.
Embodiment one
(1) 45 kilograms of 5 kilograms of oiliness improvers, diesel oil are mixed for 10 kilograms mutually with water, heat and stir after 50 ℃, stirring velocity is 650 rev/mins;
(2) in the solution of step (1), add 2 kilograms of aqueous additives, stirred 15 minutes;
(3) treat that oil plant is clear saturating after, add 36 kilograms of diesel oil, add nitric acid isooctyl 400 grams at last, stir.
Embodiment two
(1) 45 kilograms of 7 kilograms of oiliness improvers, diesel oil are mixed for 8 kilograms mutually with water, heat and stir after 50 ℃, stirring velocity is 700 rev/mins;
(2) in the solution of step (1), add 2.5 kilograms of aqueous additives, stirred 15 minutes;
(3) treat that oil plant is clear saturating after, add 42.5 kilograms of diesel oil, add nitric acid isooctyl 200 grams at last, stir.
Embodiment three
(1) 45 kilograms of 6 kilograms of oiliness improvers, diesel oil are mixed for 9 kilograms mutually with water, heat and stir after 50 ℃, stirring velocity is 700 rev/mins;
(2) in the solution of step (1), add 3 kilograms of aqueous additives, stirred 15 minutes;
(3) treat that oil plant is clear saturating after, add 42 kilograms of diesel oil, add nitric acid isooctyl 350 grams at last, stir.
Embodiment four
(1) 40 kilograms of 5.5 kilograms of oiliness improvers, diesel oil are mixed for 9 kilograms mutually with water, heat and stir after 50 ℃, stirring velocity is 700 rev/mins;
(2) in the solution of step (1), add 3 kilograms of aqueous additives, stirred 15 minutes;
(3) treat that oil plant is clear saturating after, add 42.5 kilograms of diesel oil, add nitric acid isooctyl 300 grams at last, stir.
Embodiment five
(1) 40 kilograms of 6.5 kilograms of oiliness improvers, diesel oil are mixed for 8.5 kilograms mutually with water, heat and stir after 50 ℃, stirring velocity is 650 rev/mins;
(2) in the solution of step (1), add 2.5 kilograms of aqueous additives, stirred 15 minutes;
(3) treat that oil plant is clear saturating after, add 42.5 kilograms of diesel oil, add nitric acid isooctyl 300 grams at last, stir.
Combined diesel oil to the foregoing description 5 preparations carries out the test of every physical and chemical index, and its leading indicator meets national solar oil GB standard, outward appearance is as clear as crystal, and with former diesel oil indifference, ash content wherein is 0.008, calorific value is 9837 kilocalories, 863.9Kg/m when density is 20 ℃
3, actual measurement 867.8Kg/m in the time of 14.2 ℃
3, pH value 6, condensation point is-11 ℃, and cold filter clogging temperature is-8 ℃, and copper corrosion 1a level does not have mechanical impurity, close flash point 72, sulphur content 0.07, kinematic viscosity 6.8, cetane value 48.6.
Claims (3)
1, a kind of bio-synthetic diesel is characterized in that the weight percent of each composition is:
Oiliness improver 4%-7%
Aqueous additive 2%-3%
Nitric acid isooctyl 0.1%-0.15%
Diesel oil 78%-90%
Water 4%-12%.
2, a kind of preparation method of bio-synthetic diesel is characterized in that this method comprises following each step:
The weight percent of each composition is in the combined diesel oil:
Oiliness improver 4%-7%
Aqueous additive 2%-3%
Nitric acid isooctyl 0.1%-0.15%
Diesel oil 80%-90%
Water 4%-12%
The preparation method of above-mentioned bio-synthetic diesel comprises the steps:
(1) according to the above ratio that the 1/2-2/3 and the water of oiliness improver, diesel oil total amount is mixed, to heat and after 45 ℃-50 ℃, stir, stirring velocity is 650-700 rev/min;
(2) in the solution of step (1), add aqueous additive according to the above ratio, stirred 10-20 minute;
(3) treat that oil plant is clear saturating after, add residue diesel oil in proportion, add the nitric acid isooctyl at last in proportion, stir.
3, the preparation method of bio-synthetic diesel as claimed in claim 2 is characterized in that wherein said aqueous additive, and wherein the weight percent of each composition is:
Trolamine 2%～7%
Monoethanolamine MEA BASF 3%～10%
Hexahydroaniline 5%～15%
Ethylene glycol monoethyl ether 3%～7%
Virahol 1%-3%
Cyclohexylamine carbonate 1%～6%
Benzotriazole (chemical code name T706) 1%～5%
Methyl alcohol 3%～12%
Ammoniacal liquor (ammonia quantity 21.2%) 45%～55%
Ethylene glycol 1%～8%
The preparation method of above-mentioned aqueous additive comprises the steps:
(1) in proportion benzotriazole is joined stirring and dissolving in the methyl alcohol, add cyclohexylamine carbonate more in proportion, after the dissolving, add ethylene glycol monoethyl ether in proportion fully, add Virahol at last in proportion;
(2) whenever be separated by 10 minutes in proportion successively with trolamine, Monoethanolamine MEA BASF, hexahydroaniline, the latter adds the former and stirs;
(3) solution with above-mentioned steps (1) and step (2) preparation joins respectively in the ammonia soln, after waiting to dissolve two kinds of solution is mixed mutually, stirs 10 minutes;
(4) in proportion ethylene glycol is joined in the solution of above-mentioned steps (3) preparation, stir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510134365 CN1775917A (en) | 2005-12-16 | 2005-12-16 | Biosynthetic diesel and its preparing method |
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| CN 200510134365 CN1775917A (en) | 2005-12-16 | 2005-12-16 | Biosynthetic diesel and its preparing method |
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| CN1775917A true CN1775917A (en) | 2006-05-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101250430B (en) * | 2008-03-27 | 2011-12-21 | 武汉科技大学 | Emulsified diesel containing industrial alcohols and method for preparing same |
| CN101338224B (en) * | 2007-07-03 | 2013-04-17 | 上海申旭特种机用燃料有限公司 | Bio liquid fuel |
| CN107022396A (en) * | 2017-03-14 | 2017-08-08 | 东莞市普吉新能源有限公司 | additive and preparation method for biomass fuel |
-
2005
- 2005-12-16 CN CN 200510134365 patent/CN1775917A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101338224B (en) * | 2007-07-03 | 2013-04-17 | 上海申旭特种机用燃料有限公司 | Bio liquid fuel |
| CN101250430B (en) * | 2008-03-27 | 2011-12-21 | 武汉科技大学 | Emulsified diesel containing industrial alcohols and method for preparing same |
| CN107022396A (en) * | 2017-03-14 | 2017-08-08 | 东莞市普吉新能源有限公司 | additive and preparation method for biomass fuel |
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