CN106085525A - A kind of emulsified fuel preparation method - Google Patents
A kind of emulsified fuel preparation method Download PDFInfo
- Publication number
- CN106085525A CN106085525A CN201610384646.3A CN201610384646A CN106085525A CN 106085525 A CN106085525 A CN 106085525A CN 201610384646 A CN201610384646 A CN 201610384646A CN 106085525 A CN106085525 A CN 106085525A
- Authority
- CN
- China
- Prior art keywords
- emulsified fuel
- fatty acid
- acid methyl
- emulsion machine
- methyl ester
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/32—Liquid carbonaceous fuels consisting of coal-oil suspensions or aqueous emulsions or oil emulsions
- C10L1/328—Oil emulsions containing water or any other hydrophilic phase
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/18—Organic compounds containing oxygen
- C10L1/19—Esters ester radical containing compounds; ester ethers; carbonic acid esters
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2200/00—Components of fuel compositions
- C10L2200/04—Organic compounds
- C10L2200/0461—Fractions defined by their origin
- C10L2200/0469—Renewables or materials of biological origin
- C10L2200/0476—Biodiesel, i.e. defined lower alkyl esters of fatty acids first generation biodiesel
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2300/00—Mixture of two or more additives covered by the same group of C10L1/00 - C10L1/308
- C10L2300/20—Mixture of two components
Abstract
The invention discloses a kind of emulsified fuel preparation method, with the biodiesel byproduct of low fraction fatty acid methyl ester that phosphorus content is 6 14 as raw material, when utilizing refining crude glycerin, isolated waste water prepares emulsified fuel, operating procedure be Glycerol Wastewater and low fraction fatty acid methyl ester are filtered by raw material transport pump with two-way respectively after enter in autoclave high-shear emulsion machine, the compound emulsifying agent formulated by emulsifier tween 80 and emulsifier span 80 is added in still, successively open autoclave high-shear emulsion machine and pipe line type high-shearing emulsifier is circulated high-shear emulsifying, after low fraction fatty acid methyl ester with the efficient emulsifying of Glycerol Wastewater, with rear pump, emulsified fuel is delivered to storage tank；This emulsified fuel can supplement fuel as coal-burning boiler, eliminates refining crude glycerin process isolated waste water treatment process.The present invention solve isolated waste water intractability during refining crude glycerin in existing production of biodiesel greatly, costly, problem that day output is few.
Description
Technical field
The present invention relates to method for producing biodiesel, separate during refining crude glycerin particularly to during production of biodiesel
The method of wastewater treatment gone out, is specially with biodiesel byproduct low fraction fatty acid methyl ester as raw material, utilizes refining crude glycerin to give up
Water prepares the method for emulsified fuel.
Background technology
Domestic production of biodiesel as primary raw material, is producing the same of biodiesel with waste animal vegetable oil (such as waste oil etc.)
Time, the weight of by-product glycerol is the 4-8% of biodiesel weight.Owing to the raw materials used impurity of biodiesel is many, complicated components, with
Causing glycerol content in byproduct crude glycerin and be about 70%, remaining material is mainly the impurity such as water, methanol, inorganic salt and pigment, needs logical
Cross and refining crude glycerin just can be produced quality meet the glycerol product of national standard.During refining crude glycerin, isolate
Waste water contain water, a small amount of methanol and glycerol etc., its chemical oxygen consumption (COC) (COD) reaches hundreds thousand of mg/litre, must process up to standard after
Can externally discharge, the most commonly used physical method, chemical method and biological method processes this waste water and has that difficulty is big, expense
The problem high, day output is few, it is difficult to adapt to produce at present the process requirement of waste water.
Summary of the invention
It is an object of the invention to provide one with biodiesel byproduct low fraction fatty acid methyl ester (phosphorus content is as 6-14) is
Raw material, utilize the method that the isolated waste water of byproduct crude glycerin subtractive process prepares emulsified fuel, solve in prior art the sweetest
During oil refining isolated waste water intractability greatly, costly, problem that day output is few.
For realizing object above, the present invention a kind of emulsified fuel preparation method low fraction fatty acid with phosphorus content as 6-14
The biodiesel byproduct of methyl ester is raw material, and when utilizing refining crude glycerin, isolated waste water prepares emulsified fuel, and operating procedure is such as
Under:
The first step: isolated for refining crude glycerin Glycerol Wastewater and biodiesel byproduct low fraction fatty acid methyl ester are used pump respectively
Being delivered to enter in autoclave high-shear emulsion machine after filter filters, both weight ratio proportionings are Glycerol Wastewater: low fraction fat
Fatty acid methyl esters=1:(0.6-1)；
Second step: add the compound emulsifying agent formulated by emulsifier tween 80 and emulsifier span 80 in still, both
Weight ratio proportioning is emulsifier tween 80: emulsifier span 80=1:(0.5 1), and compound emulsifying agent addition is Glycerol Wastewater
0.8-1.2% with low fraction fatty acid methyl ester gross weight；
3rd step: successively open autoclave high-shear emulsion machine and pipe line type high-shearing emulsifier is circulated high-shear emulsifying, breast
Change temperature be room temperature to 50 DEG C, high-shear emulsifying incorporation time is 20-60min；
4th step: after low fraction fatty acid methyl ester with the efficient emulsifying of Glycerol Wastewater, with pump, emulsified fuel is delivered to storage tank.
In described second step, more preferably compound emulsifying agent addition is Glycerol Wastewater and low fraction fatty acid methyl ester gross weight
1%.
Above-mentioned emulsified fuel preparation method has the following characteristics that
1, use compound emulsifying agent can preferably improve emulsified fuel stability in ground, reduce profit layering and occur.
2, emulsified fuel is prepared by high-shear emulsion machine and preferred emulsifier, can be directly as production of biodiesel factory
The supplementary fuel of the coal-burning boiler of family, eliminates the treatment process of the isolated waste water of refining crude glycerin process.
Realize the preparation facilities of above-mentioned emulsified fuel preparation method, including the material transport road containing raw material pump and filter
Footpath, autoclave high-shear emulsion machine, wire type high-shear emulsion machine, rear pump and storage tank；Described material transport path is provided with two-way, former
Material pump is followed by the top to autoclave high-shear emulsion machine by pipeline through connecting filter；The end of described autoclave high-shear emulsion machine
Portion returns the top of autoclave high-shear emulsion machine, this autoclave high-shear emulsifying after connecting wire type high-shear emulsion machine by pipeline
The bottom of machine is followed by storage tank through connecting rear pump by another pipeline.
One emulsified fuel preparation method of the present invention is according to the isolated waste water of biodiesel byproduct crude glycerin subtractive process
For the feature of organic wastewater, prepare emulsified fuel and have the advantages that
1, the refining crude glycerin process intractable problem of isolated waste water can be efficiently solved, it is achieved discharged wastewater met the national standard.
2, the emulsified fuel good stability of preparation, stores the time long, is difficult to profit layering, can be as coal-burning boiler auxiliary combustion
Material.
3, supplement fuel as coal-burning boiler, after burning, from coal-burning boiler foam dust collector, discharge waste water, this waste water
COD value is low so that almost examining and not measuring, and the most externally discharges complete meet the requirement of environmental protection, greatly reduces waste water processing cost.
Accompanying drawing explanation
Fig. 1 is the emulsified fuel preparation facilities structural representation of the present invention a kind of emulsified fuel preparation method.
Reference: raw material pump 1, filter 2, autoclave high-shear emulsion machine 3, wire type high-shear emulsion machine 4, rear pump 5,
Storage tank 6.
Detailed description of the invention
With detailed description of the invention, one emulsified fuel preparation method of the present invention is made the most below in conjunction with the accompanying drawings
Bright.
The emulsified fuel preparation facilities of the present invention a kind of emulsified fuel preparation method is realized, including containing raw material pump 1 shown in Fig. 1
Material transport path, autoclave high-shear emulsion machine 3, wire type high-shear emulsion machine 4, rear pump 5 and storage tank 6 with filter 2；Institute
Stating material transport path and be provided with two-way, raw material pump 1 is followed by autoclave high-shear emulsion machine 3 through connecting filter 2 by pipeline
Top；The bottom of described autoclave high-shear emulsion machine 3 returns autoclave height after connecting wire type high-shear emulsion machine 4 by pipeline and cuts
Cutting the top of mulser 3, the bottom of this autoclave high-shear emulsion machine 3 is followed by storage through connecting rear pump 5 by another pipeline
Groove 6.
Use the emulsified fuel preparation facilities of said structure, the concrete operations step of the present invention a kind of emulsified fuel preparation method
Suddenly it is: isolated for refining crude glycerin Glycerol Wastewater and biodiesel byproduct low fraction fatty acid methyl ester are passed through with two-way respectively
Raw material pump 1 carries, and enters in autoclave high-shear emulsion machine 3, add by emulsifier tween 80 He in still after filter 2 filters
The compound emulsifying agent that emulsifier span 80 is formulated, compound emulsifying agent addition is Glycerol Wastewater and low fraction fatty acid methyl ester
The 1% of gross weight, opens autoclave high-shear emulsion machine 3, then opens pipe line type high-shearing emulsifier 4 and circulate high-shear emulsifying, treat low evaporating
After point fatty acid methyl ester and the efficient emulsifying of Glycerol Wastewater, with rear pump 5, emulsified fuel delivered to storage tank 6.
In order to improve the stability of emulsified fuel, it is to avoid occurring that low fraction fatty acid methyl ester is layered with waste water, emulsifying agent selects
It is crucial for selecting, and by the basis of great many of experiments and production application, the present invention uses compound emulsifying agent preferably to carry on ground
High emulsified fuel stability, reduces profit layering and occurs, and optimum emulsification condition is: compound emulsifying agent consumption is waste water and low fraction
The 1% of fatty acid methyl ester gross weight, emulsifier tween 80: emulsifier span 80=1:0.5-1(weight ratio)；Glycerol Wastewater: low evaporate
Divide fatty acid methyl ester=1:0.6-1；Emulsifying temperature is that room temperature is to 50 DEG C；High-shear emulsifying incorporation time 20-60min.
Below according to emulsified fuel preparation facilities and the concrete operation step of said structure, enumerate three by different technical parameters
Individual specific embodiment is described further.
Embodiment 1
Emulsifier tween 80: emulsifier span 80=1:0.5, Glycerol Wastewater: low fraction fatty acid methyl ester=1:0.8, emulsifying temperature
It is 40 DEG C, high-shear emulsifying time 40min, reach stable emulsion effect.
Embodiment 2
Emulsifier tween 80: emulsifier span 80=1:1, Glycerol Wastewater: low fraction fatty acid methyl ester=1:1, emulsifying temperature is normal
Temperature, high-shear emulsifying time 30min, reach stable emulsion effect.
Embodiment 3
Emulsifier tween 80: emulsifier span 80=1:0.8, Glycerol Wastewater: low fraction fatty acid methyl ester=1:0.6, emulsifying temperature
It is 50 DEG C, high-shear emulsifying time 50min, reach stable emulsion effect.
Claims (3)
1. an emulsified fuel preparation method, is characterized in that: the biology of its low fraction fatty acid methyl ester with phosphorus content as 6-14
Diesel oil by-product is raw material, and when utilizing refining crude glycerin, isolated waste water prepares emulsified fuel, and operating procedure is as follows:
The first step: isolated for refining crude glycerin Glycerol Wastewater and biodiesel byproduct low fraction fatty acid methyl ester are used pump respectively
Being delivered to enter in autoclave high-shear emulsion machine after filter filters, both weight ratio proportionings are Glycerol Wastewater: low fraction fat
Fatty acid methyl esters=1:(0.6-1)；
Second step: add the compound emulsifying agent formulated by emulsifier tween 80 and emulsifier span 80 in still, both
Weight ratio proportioning is emulsifier tween 80: emulsifier span 80=1:(0.5 1), and compound emulsifying agent addition is Glycerol Wastewater
0.8-1.2% with low fraction fatty acid methyl ester gross weight；
3rd step: successively open autoclave high-shear emulsion machine and pipe line type high-shearing emulsifier is circulated high-shear emulsifying, breast
Change temperature be room temperature to 50 DEG C, high-shear emulsifying incorporation time is 20-60min；
4th step: after low fraction fatty acid methyl ester with the efficient emulsifying of Glycerol Wastewater, with pump, emulsified fuel is delivered to storage tank.
The most according to claim 1, emulsified fuel preparation method, is characterized in that: more preferably compound emulsifying agent in described second step
Addition is Glycerol Wastewater and the 1% of low fraction fatty acid methyl ester gross weight.
3. realize an emulsified fuel preparation facilities for emulsified fuel preparation method described in claim 1, it is characterized in that: it includes
Material transport path, autoclave high-shear emulsion machine, wire type high-shear emulsion machine, rear pump and storage containing raw material pump and filter
Groove；Described material transport path is provided with two-way, and raw material pump is followed by autoclave high-shear emulsion machine through connecting filter by pipeline
Top；The bottom of described autoclave high-shear emulsion machine returns autoclave height after connecting wire type high-shear emulsion machine by pipeline and cuts
Cutting the top of mulser, the bottom of this autoclave high-shear emulsion machine is followed by storage tank through connecting rear pump by another pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384646.3A CN106085525A (en) | 2016-06-02 | 2016-06-02 | A kind of emulsified fuel preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384646.3A CN106085525A (en) | 2016-06-02 | 2016-06-02 | A kind of emulsified fuel preparation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106085525A true CN106085525A (en) | 2016-11-09 |
Family
ID=57448055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610384646.3A Pending CN106085525A (en) | 2016-06-02 | 2016-06-02 | A kind of emulsified fuel preparation method |
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| Country | Link |
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| CN (1) | CN106085525A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484687A (en) * | 2000-12-06 | 2004-03-24 | �¬ | A continuous process for making an aqueous hydrocarbon fuel emulsion |
| CN2665132Y (en) * | 2003-09-23 | 2004-12-22 | 李利 | Oil-water fuel synthesizing apparatus |
| US20050000149A1 (en) * | 2001-08-24 | 2005-01-06 | Clean Fuels Technology, Inc., | Method for manufacturing an emulsified fuel |
| CN104232188A (en) * | 2013-06-08 | 2014-12-24 | 中国科学院声学研究所 | Transparent emulsified oil mixed with water |
-
2016
- 2016-06-02 CN CN201610384646.3A patent/CN106085525A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484687A (en) * | 2000-12-06 | 2004-03-24 | �¬ | A continuous process for making an aqueous hydrocarbon fuel emulsion |
| US20050000149A1 (en) * | 2001-08-24 | 2005-01-06 | Clean Fuels Technology, Inc., | Method for manufacturing an emulsified fuel |
| CN2665132Y (en) * | 2003-09-23 | 2004-12-22 | 李利 | Oil-water fuel synthesizing apparatus |
| CN104232188A (en) * | 2013-06-08 | 2014-12-24 | 中国科学院声学研究所 | Transparent emulsified oil mixed with water |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161109 |
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| WD01 | Invention patent application deemed withdrawn after publication |