CN102304392A - Composite biodiesel and preparation method thereof - Google Patents

Composite biodiesel and preparation method thereof Download PDF

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Publication number
CN102304392A
CN102304392A CN201110221411A CN201110221411A CN102304392A CN 102304392 A CN102304392 A CN 102304392A CN 201110221411 A CN201110221411 A CN 201110221411A CN 201110221411 A CN201110221411 A CN 201110221411A CN 102304392 A CN102304392 A CN 102304392A
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complex biological
oil
diesel oil
tensio
active agent
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CN102304392B (en
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孔永平
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Zhengzhou Huilv Technology Co., Ltd.
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孔永平
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
    • Y02T50/678—Aviation using fuels of non-fossil origin

Abstract

The present invention discloses composite biodiesel and a preparation method thereof. The composite biodiesel provided by the present invention comprises the following components, by mass, 10-45% of waste animal and vegetable oil, 5-30% of crude methanol, 5-25% of a surfactant, 5-20% of BTX aromatics, 10-60% of fossil diesel, 0.05-2.5% of sec-butyl acetate and 0.01-2.5% of tertiary pentyl methylether. The preparation method for the composite biodiesel comprises: respectively carrying out decolorization, impurity removing, purification for the waste animal and vegetable oil and the crude methanol; then sequentially adding the surfactant, the BTX aromatics, the fossil diesel, the sec-butyl acetate and the tertiary pentyl methylether; sequentially adding the resulting mixture to special equipment of a static mixer, a nano shear, and the like to prepare the composite biodiesel, wherein the composite biodiesel can be stored for more than three years, and the layering phenomenon is not generated.

Description

A kind of complex biological diesel oil and preparation method thereof
Technical field
The invention belongs to field of biodiesel oil, relate to composition of a kind of complex biological diesel oil and preparation method thereof.
Background technology
Along with the growing tension of power supply situation, the research of biofuel is goed deep into day by day, document has reported that in succession five kinds prepare method of bio-diesel oil, i.e. dilution method, chemical ester-interchange method, biological enzyme, engineering microalgae method and mini-emulsion process.Dilution method technology is simple, and is with low content of technology, and quality product does not reach the vehicle fuel requirement; Chemistry ester-interchange method starting the earliest, but temperature of reaction is higher, complex process, adds the excessive methyl alcohol of uses in the reaction process, subsequent technique must have corresponding pure retrieving arrangement, treating processes repeatedly, the energy consumption height; Biological enzyme also comes into one's own day by day, but lypase is low to short chain fatty alcohol (like methyl alcohol or ethanol etc.) transformation efficiency, generally is merely 40%～60%, and the easy inactivation of enzyme, and cost is also high; The engineering microalgae method is that the engineering microalgae with rich oil is the working method of raw material, and technology has the large development future, but technology is also not overripened.
Therefore, we have developed a kind of complex biological diesel preparation method, and it belongs to chemical ester-interchange method on technology; Simultaneously integrated dilution method and mini-emulsion process advanced technologies, its technological advantage is to pollute low, mild condition; With low cost, the biofuel of acquisition can directly be used for motor vehicle.Compare common biofuel, this complex biological diesel oil can directly be applied in fields such as self-igniton engine, oil-firing boiler, Industrial Stoves, substitutes common petrifaction diesel.
Summary of the invention
The objective of the invention is to the deficiency that exists to existing production of biodiesel technology, a kind of production technique of complex biological diesel oil be provided, product index reached GB252-2000 standard 0# ,-10# and-the 30# diesel oil standard.
Another object of the present invention is to composition that provides by a kind of complex biological diesel oil and preparation method thereof.Present method production cost is cheap relatively, and scientific and technological content and industrialization degree are high, mainly uses raw material production such as waste oils and fats, methyl alcohol, acidifying oil, BTX aromatics and petrifaction diesel.
Complex biological diesel oil of the present invention is made up of the material of following mass percent:
Waste oils and fats 10～45%, thick methyl alcohol 5～30%, tensio-active agent 5～25%, BTX aromatics 5～20%, petrifaction diesel 10～60%, sec-butyl acetate 0.05～2.5%, tert pentyl methyl ether 0.01～2.5%.Wherein the raw material of tensio-active agent composition and mass percent are:
Isopropylcarbinol 10～40%, acidifying oil 10～35%, lauryl alcohol 1～10%, sherwood oil 5～10%, triethylamine 1～10%, aviation kerosene 10～35%.
The method for preparing complex biological diesel oil is: with waste oils and fats and thick methyl alcohol decolour respectively, removal of impurities, purification; Add tensio-active agent, BTX aromatics, petrifaction diesel, sec-butyl acetate, tert pentyl methyl ether then according to the above ratio successively; Can make through specific equipments such as static mixers, nano-shearing machine and can deposit biodiesel for automobile not stratified more than 3 years, product can reach 0# in the GB252-2000 standard ,-10# ,-the 20# diesel oil standard.
Tensio-active agent, BTX aromatics, petrifaction diesel, sec-butyl acetate, tert pentyl methyl ether are the commercially available prod of National standard in the said components.
It is raw material that the present invention adopts waste oils and fats, methyl alcohol, BTX aromatics, petrifaction diesel etc., adds the mutual solubility that tensio-active agent improves methyl alcohol and petrifaction diesel, adds the explosive power that sec-butyl acetate, tert pentyl methyl ether improve product again.Product can make through specific equipments such as static mixer, nano-shearing machines at last can deposit complex biological diesel oil not stratified more than 3 years.
Description of drawings
Fig. 1 has showed a kind of preparation flow of complex biological diesel oil:
With waste oils and fats and thick methyl alcohol decolour respectively, removal of impurities, purification, add waste oils and fats 10～45%, thick methyl alcohol 5～30%, tensio-active agent 5～25% (comprising: isopropylcarbinol 10～40%, acidifying oil 10～35%, lauryl alcohol 1～10%, sherwood oil 5～10, triethylamine 1～10%, aviation kerosene 10～35%), BTX aromatics 5～20%, petrifaction diesel 10～60%, sec-butyl acetate 0.05～2.5%, tert pentyl methyl ether 0.01～2.5% then according to the above ratio successively.Can make through specific equipments such as static mixer, nano-shearing machines at last and can deposit biodiesel for automobile not stratified more than 3 years.
Embodiment
According to following specific embodiment the present invention is further described:
Embodiment 1
Waste oils and fats 10wt%, thick methyl alcohol 10wt%, tensio-active agent 5wt%, BTX aromatics 15wt%, petrifaction diesel 60wt%, sec-butyl acetate 0.05wt%, tert pentyl methyl ether 0.1wt%.Consisting of of tensio-active agent wherein: isopropylcarbinol 40wt%, acidifying oil 10wt%, lauryl alcohol 8wt%, sherwood oil 12wt%, triethylamine 5wt%, aviation kerosene 25wt%.
The preparation method is: with waste oils and fats and thick methyl alcohol decolour respectively, removal of impurities, purification; Add tensio-active agent, BTX aromatics, petrifaction diesel, sec-butyl acetate, tert pentyl methyl ether then according to the above ratio successively, can make through specific equipments such as static mixer, nano-shearing machines and can deposit biodiesel for automobile not stratified more than 3 years.
Embodiment 2
Waste oils and fats 12wt%, thick methyl alcohol 18wt%, tensio-active agent 8wt%, BTX aromatics 12wt%, petrifaction diesel 50wt%, sec-butyl acetate 0.2wt%, tert pentyl methyl ether 0.3wt%.Wherein the raw material of tensio-active agent composition and mass percent are: isopropylcarbinol 35wt%, acidifying oil 15wt%, lauryl alcohol 6wt%, sherwood oil 4wt%, triethylamine 3wt%, aviation kerosene 37wt%.
Embodiment 3
Waste oils and fats 15wt%, thick methyl alcohol 20wt%, tensio-active agent 15wt%, BTX aromatics 6wt%, petrifaction diesel 43wt%, sec-butyl acetate 0.6wt%, tert pentyl methyl ether 0.4wt%.Wherein the raw material of tensio-active agent composition and mass percent are: isopropylcarbinol 30wt%, acidifying oil 15wt%, lauryl alcohol 6wt%, sherwood oil 4wt%, triethylamine 5wt%, aviation kerosene 40wt%.
Embodiment 4
Waste oils and fats 20wt%, thick methyl alcohol 20wt%, tensio-active agent 10wt%, BTX aromatics 8wt%, petrifaction diesel 40wt%, sec-butyl acetate 0.6wt%, tert pentyl methyl ether 1.4wt%.Wherein the raw material of tensio-active agent composition and mass percent are: isopropylcarbinol 25wt%, acidifying oil 20wt%, lauryl alcohol 6wt%, sherwood oil 9wt%, triethylamine 5wt%, aviation kerosene 35wt%.
Embodiment 5
Waste oils and fats 30wt%, thick methyl alcohol 10wt%, tensio-active agent 8wt%, BTX aromatics 20wt%, petrifaction diesel 30wt%, sec-butyl acetate 0.05wt%, tert pentyl methyl ether 2wt%.Wherein the raw material of tensio-active agent composition and mass percent are: isopropylcarbinol 20wt%, acidifying oil 20wt%, lauryl alcohol 10wt%, sherwood oil 10wt%, triethylamine 5wt%, aviation kerosene 35wt%.
The preparation method of the foregoing description 2-5 is with embodiment 1.
Complex biological diesel oil of the present invention is through how tame unit real train test: under 0 ℃ ,-10 ℃ ,-20 ℃, deposit and do not analyse grease in 3 years, do not analyse methyl alcohol, transparent and stable.Prove through Industrial Boiler and diesel motor bench testing: the diesel oil stable storing, flameholding, calorific value is high, and oil circuit and nozzle atomization are normal, and mover is stable.

Claims (4)

1. complex biological diesel oil and preparation method thereof, it is characterized in that: this complex biological diesel oil is made up of the material of following mass percent, wherein:
Waste oils and fats 10～45%, thick methyl alcohol 5～30%, tensio-active agent 5～25%, BTX aromatics 5～20%, petrifaction diesel 10～60%, sec-butyl acetate 0.05～2.5%, tert pentyl methyl ether 0.01～2.5%.
2. complex biological diesel oil and preparation method thereof, it is characterized in that: this complex biological diesel preparation method may further comprise the steps:
In reaction kettle, add waste oils and fats 10～45%, thick methyl alcohol 5～30%, tensio-active agent 5～25%, BTX aromatics 5～20%, sec-butyl acetate 0.05～2.5%, tert pentyl methyl ether 0.01～2.5% successively, open to stir and carry out hybrid reaction.Add petrifaction diesel after 10 minutes again and continue stirring reaction.Reacted material can be prepared into complex biological diesel oil through high energy static mixer, nanometer emulsified machine after handling.
3. a kind of according to claim 1 complex biological diesel oil tensio-active agent is characterized in that: this complex biological diesel oil tensio-active agent is to be disposed by mass percentage by following raw material to form:
Isopropylcarbinol 10～40%, acidifying oil 10～35%, lauryl alcohol 1～10%, sherwood oil 5～10%, triethylamine 1～10%, aviation kerosene 10～35%.
4. a kind of according to claim 1 complex biological diesel oil is characterized in that: this material benzenemethanol content is unrestricted, and both can adopt methanol content is 99.99% methyl alcohol, and also can adopt methanol content is 80% methyl alcohol.
CN201110221411XA 2011-08-04 2011-08-04 Composite biodiesel and preparation method thereof Expired - Fee Related CN102304392B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103074389A (en) * 2013-02-04 2013-05-01 东莞市合能微生物能源有限公司 Method for preparing biodiesel by using biological enzyme
CN103265982A (en) * 2013-06-14 2013-08-28 胡铁义 Alcohol ether biodiesel and mixed diesel containing alcohol ether biodiesel
CN103555378A (en) * 2013-11-05 2014-02-05 济南开发区星火科学技术研究院 Preparation method of composite biodiesel
CN105176606A (en) * 2015-07-14 2015-12-23 许善洁 Marine biological coal-based fuel oil
CN108373947A (en) * 2018-04-08 2018-08-07 淮阴师范学院 A kind of process units and preparation method of composite biodiesel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050160662A1 (en) * 2002-06-11 2005-07-28 Oryxe Energy International, Inc. Method and composition for using stabilized beta-carotene as cetane improver in hydrocarbonaceous diesel fuels
CN101348748A (en) * 2008-09-10 2009-01-21 郑州侨联生物能源有限公司 Microemulsified biodiesel and preparation thereof
CN101875870A (en) * 2009-04-29 2010-11-03 中国科学院工程热物理研究所 Method for preparing naphtha and diesel by blending waste oil

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050160662A1 (en) * 2002-06-11 2005-07-28 Oryxe Energy International, Inc. Method and composition for using stabilized beta-carotene as cetane improver in hydrocarbonaceous diesel fuels
CN101348748A (en) * 2008-09-10 2009-01-21 郑州侨联生物能源有限公司 Microemulsified biodiesel and preparation thereof
CN101875870A (en) * 2009-04-29 2010-11-03 中国科学院工程热物理研究所 Method for preparing naphtha and diesel by blending waste oil

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103074389A (en) * 2013-02-04 2013-05-01 东莞市合能微生物能源有限公司 Method for preparing biodiesel by using biological enzyme
CN103265982A (en) * 2013-06-14 2013-08-28 胡铁义 Alcohol ether biodiesel and mixed diesel containing alcohol ether biodiesel
CN103265982B (en) * 2013-06-14 2015-04-08 胡铁义 Alcohol ether biodiesel and mixed diesel containing alcohol ether biodiesel
CN103555378A (en) * 2013-11-05 2014-02-05 济南开发区星火科学技术研究院 Preparation method of composite biodiesel
CN103555378B (en) * 2013-11-05 2015-08-19 车春玲 A kind of preparation method of composite biodiesel
CN105176606A (en) * 2015-07-14 2015-12-23 许善洁 Marine biological coal-based fuel oil
CN108373947A (en) * 2018-04-08 2018-08-07 淮阴师范学院 A kind of process units and preparation method of composite biodiesel

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