CN107974312A - The method that palm oil prepares bio-fuel - Google Patents

The method that palm oil prepares bio-fuel Download PDF

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Publication number
CN107974312A
CN107974312A CN201711191805.9A CN201711191805A CN107974312A CN 107974312 A CN107974312 A CN 107974312A CN 201711191805 A CN201711191805 A CN 201711191805A CN 107974312 A CN107974312 A CN 107974312A
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China
Prior art keywords
fuel
palm oil
prepares bio
stir
oil according
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CN201711191805.9A
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Chinese (zh)
Inventor
蒙呈星
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Guangxi Fengtai Energy Technology Co Ltd
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Guangxi Fengtai Energy Technology Co Ltd
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Priority to CN201711191805.9A priority Critical patent/CN107974312A/en
Publication of CN107974312A publication Critical patent/CN107974312A/en
Withdrawn legal-status Critical Current

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    • 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
    • C10L1/1802—Organic compounds containing oxygen natural products, e.g. waxes, extracts, fatty oils
    • 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
    • C10L1/04—Liquid carbonaceous fuels essentially based on blends of hydrocarbons
    • 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
    • C10L1/12—Inorganic compounds
    • C10L1/1275—Inorganic compounds sulfur, tellurium, selenium containing compounds
    • 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
    • C10L1/182—Organic compounds containing oxygen containing hydroxy groups; Salts thereof
    • C10L1/1822—Organic compounds containing oxygen containing hydroxy groups; Salts thereof hydroxy group directly attached to (cyclo)aliphatic carbon atoms
    • C10L1/1824—Organic compounds containing oxygen containing hydroxy groups; Salts thereof hydroxy group directly attached to (cyclo)aliphatic carbon atoms mono-hydroxy
    • 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
    • C10L10/00—Use of additives to fuels or fires for particular purposes
    • C10L10/08—Use of additives to fuels or fires for particular purposes for improving lubricity; for reducing wear
    • 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
    • C10L2270/00—Specifically adapted fuels
    • C10L2270/02—Specifically adapted fuels for internal combustion engines
    • C10L2270/026—Specifically adapted fuels for internal combustion engines for diesel engines, e.g. automobiles, stationary, marine

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Liquid Carbonaceous Fuels (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

The invention belongs to fuel technology field, the method that more particularly to palm oil prepares bio-fuel, including following preparation process：1) take palm oil to be uniformly mixed with anhydrous octanol at 50 70 DEG C, stir 5 15min, obtain mixed liquor；2) concentrated sulfuric acid that concentration is 98% is added into mixed liquor again, 5 10min is stirred, places into autoclave, reaction temperature is 105 115 DEG C, and reaction pressure is 3 8kgf/cm2, the reaction time is 30 40min, obtains reaction solution；3) reaction solution is centrifuged, filtered, then be uniformly mixed with diesel oil, stir 20 30min.The method of the present invention is capable of providing the lubricity of diesel oil, and can substitute part diesel oil and use, and reduces the use of fossil energy.

Description

The method that palm oil prepares bio-fuel
Technical field
The invention belongs to fuel technology field, the method that more particularly to palm oil prepares bio-fuel.
Background technology
Diesel oil is not only as fuel but also as oil transfer pump and the lubricant of high-pressure oil pump in diesel engine.If diesel oil Poor lubricity, reliable lubrication can not be just provided for oil pump, will cause the precise part excessive wear of engine.Influence diesel oil hair The factor of motivation discharge is mainly diesel oil sulfur content, Cetane number, polycyclic aromatic hydrocarbon content and density.Diesel oil is sent out under equal-wattage Motivation saves fuel 30% (by volume), and CO, the NOx and hydro carbons low 95% discharged than gasoline engine, and the CO2 of discharge is also few 25%, therefore diesel engine is favored.
The amount of diesel engine discharge sulfide is related with diesel oil sulfur content.With the raising of people's environmental consciousness, in diesel oil Sulfur content is subject to stringent control.In order to reach the requirement of environmental protection, people propose diesel engine the requirement of higher, start The increase of machine injection pressure, course of injection flexibility, complexity increase, requirement of the spraying system to diesel fuel lubricity and dependence are more Greatly.During diesel production, while sulphur and aromatic hydrocarbons are largely removed, play wear-resistant emollient component and also can partly be gone Remove, decline diesel fuel lubricity.The thing followed is diesel injection pump heavy wear and Problem of Failure, and diesel fuel lubricity is asked Topic has become an important topic and urgent task.
In order to ensure diesel fuel lubricity, people take following several measures:1) low-sulfur naphthene base crude straight run is made good use of Diesel component；2) adjustment hydrogenation technique makes the material concentration of diesel component lubricity reach maximum；3) use with lubricity Additive.Wherein, it is method the most economic to add oiliness additive.
The content of the invention
The technical problems to be solved by the invention are to provide the method that palm oil prepares bio-fuel, and this method is capable of providing The lubricity of diesel oil, and part diesel oil can be substituted and used, reduce the use of fossil energy.
To achieve the above object, the present invention adopts the following technical scheme that：
The present invention provides the method that palm oil prepares bio-fuel, including following preparation process：
1) take palm oil to be uniformly mixed with anhydrous octanol at 50-70 DEG C, stir 5-15min, obtain mixed liquor；
2) concentrated sulfuric acid that concentration is 98% is added into mixed liquor again, 5-10min is stirred, places into autoclave, is reacted Temperature is 105-115 DEG C, reaction pressure 3-8kgf/cm2, reaction time 30-40min, obtains reaction solution；
3) reaction solution is centrifuged, filtered, then be uniformly mixed with diesel oil, stir 20-30min.
Preferably, in step 1) of the present invention, mixing speed 500-700r/min.
Preferably, in step 2) of the present invention, mixing speed 300-500r/min.
Preferably, in step 2) of the present invention, reaction pressure 5kgf/cm2。
Preferably, in step 3) of the present invention, 8-12min is centrifuged under 3000-4000r/min rotating speeds.
Preferably, in step 3) of the present invention, mixing speed 900-1100r/min.
Preferably, in step 1) of the present invention, the volume ratio of palm oil and anhydrous octanol is 8-10:1.
Preferably, in step 2) of the present invention, the addition of the concentrated sulfuric acid is the 1.5-2.5% of anhydrous octanol weight.
Preferably, in step 3) of the present invention, the volume ratio of reaction solution and diesel oil is 1-2:1.
Diesel oil of the present invention is 0# diesel oil.
Compared with prior art, the beneficial effects of the present invention are：
1st, the lubricity of diesel oil can be improved by the method for the present invention, reliable lubrication is provided for oil pump, avoids engine Precise part excessive wear, extend the service life of engine.
2nd, most of diesel oil can be replaced by the method for the present invention, reaction solution, reduces the use of fossil energy.
3rd, the method for the present invention is passed through so that reaction solution can dissolve each other with diesel oil, and placement is not stratified, without other auxiliary agents.
Embodiment
The invention will be further described with reference to embodiments, but the invention is not limited in these embodiments.
Embodiment 1
The method that palm oil prepares bio-fuel, it is characterised in that including following preparation process：
1) it is 8 to take volume ratio:1 palm oil is uniformly mixed with anhydrous octanol at 70 DEG C, is stirred with 500r/min speed 15min, obtains mixed liquor；
2) 1.5% concentration for adding anhydrous octanol weight into mixed liquor again is 98% concentrated sulfuric acid, with 500r/min Speed stirs 5min, places into autoclave, and reaction temperature is 115 DEG C, reaction pressure 3kgf/cm2, the reaction time is 40min, obtains reaction solution；
3) reaction solution of 1 times of the volume of diesel oil is centrifuged into 8min under 4000r/min rotating speeds, filter, then with diesel oil Be uniformly mixed, with 1100r/min speed stir 20min, place 8 months it is not stratified.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carries out high-frequency reciprocating experiment (HFRR), corrected to obtain correction mill spot It is a diameter of：321μm.
Embodiment 2
The method that palm oil prepares bio-fuel, it is characterised in that including following preparation process：
1) it is 9 to take volume ratio:1 palm oil is uniformly mixed with anhydrous octanol at 60 DEG C, is stirred with 600r/min speed 10min, obtains mixed liquor；
2) 2% concentration for adding anhydrous octanol weight into mixed liquor again is 98% concentrated sulfuric acid, with 400r/min speed Degree stirring 8min, places into autoclave, and reaction temperature is 110 DEG C, reaction pressure 5kgf/cm2, reaction time 35min, Obtain reaction solution；
3) reaction solution of 1.5 times of the volume of diesel oil is centrifuged into 10min under 3500r/min rotating speeds, filter, then with bavin Oil be uniformly mixed, with 1000r/min speed stir 25min, place 12 months it is not stratified.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carries out high-frequency reciprocating experiment (HFRR), corrected to obtain correction mill spot It is a diameter of：389μm.
Embodiment 3
The method that palm oil prepares bio-fuel, it is characterised in that including following preparation process：
1) it is 10 to take volume ratio:1 palm oil is uniformly mixed with anhydrous octanol at 50 DEG C, is stirred with 700r/min speed 5min, obtains mixed liquor；
2) 2.5% concentration for adding anhydrous octanol weight into mixed liquor again is 98% concentrated sulfuric acid, with 300r/min Speed stirs 10min, places into autoclave, and reaction temperature is 105 DEG C, reaction pressure 8kgf/cm2, the reaction time is 30min, obtains reaction solution；
3) reaction solution of 2 times of the volume of diesel oil is centrifuged into 12min under 3000r/min rotating speeds, filter, then with diesel oil Be uniformly mixed, with 900r/min speed stir 30min, place 10 months it is not stratified.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carries out high-frequency reciprocating experiment (HFRR), corrected to obtain correction mill spot It is a diameter of：285μm.
Embodiment 4
In the step 2), reaction pressure 3kgf/cm2.Other steps and parameter obtain bio-fuel with embodiment 2, Place 12 months it is not stratified.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carry out high Frequency Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：398μm.
Embodiment 5
In the step 2), reaction pressure 8kgf/cm2.Other steps and parameter obtain bio-fuel with embodiment 2, Place 12 months it is not stratified.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carry out high Frequency Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：358μm.
Comparative example 1
In the step 2), reaction pressure 2kgf/cm2.Other steps and parameter obtain bio-fuel with embodiment 2, Place 4 months and be layered.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, high frequency is carried out Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：486μm.
Comparative example 2
In the step 2), reaction pressure 1kgf/cm2.Other steps and parameter obtain bio-fuel with embodiment 2, Place 3 months and be layered.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, high frequency is carried out Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：492μm.
Comparative example 3
In the step 2), reaction pressure 9kgf/cm2.Other steps and parameter obtain bio-fuel with embodiment 2, Place 3 months and be layered.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, high frequency is carried out Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：468μm.
Comparative example 4
In the step 2), reaction pressure 10kgf/cm2.Other steps and parameter obtain biological combustion with embodiment 2 Material, places 4 months and is layered.Using ISO 12156-1 (SH/T 0765) method, on the basis of water vapor pressure 1.4kPa, carry out high Frequency Cyclic test (HFRR), the corrected correction wear scar diameter that obtains are：475μm.

Claims (9)

1. the method that palm oil prepares bio-fuel, it is characterised in that including following preparation process：
1) take palm oil to be uniformly mixed with anhydrous octanol at 50-70 DEG C, stir 5-15min, obtain mixed liquor；
2) concentrated sulfuric acid that concentration is 98% is added into mixed liquor again, 5-10min is stirred, places into autoclave, reaction temperature For 105-115 DEG C, reaction pressure 3-8kgf/cm2, reaction time 30-40min, obtains reaction solution；
3) reaction solution is centrifuged, filtered, then be uniformly mixed with diesel oil, stir 20-30min.
2. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 1), stir It is 500-700r/min to mix speed.
3. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 2), stir It is 300-500r/min to mix speed.
4. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 2), instead It is 5kgf/cm to answer pressure2。
5. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 3), 8-12min is centrifuged under 3000-4000r/min rotating speeds.
6. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 3), stir It is 900-1100r/min to mix speed.
7. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 1), palm fibre Palmitic acid is oily and the volume ratio of anhydrous octanol is 8-10:1.
8. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：It is dense in the step 2) The addition of sulfuric acid is the 1.5-2.5% of anhydrous octanol weight.
9. the method that palm oil according to claim 1 prepares bio-fuel, it is characterised in that：In the step 3), instead It is 1-2 to answer the volume ratio of liquid and diesel oil:1.
CN201711191805.9A 2017-11-24 2017-11-24 The method that palm oil prepares bio-fuel Withdrawn CN107974312A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11596924B2 (en) 2018-06-27 2023-03-07 Kimberly-Clark Worldwide, Inc. Nanoporous superabsorbent particles

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101896583A (en) * 2007-12-12 2010-11-24 本田技研工业株式会社 Diesel fuel composition
CN105087170A (en) * 2014-05-13 2015-11-25 北京化工大学 Novel biodiesel with low cold filter plugging point and preparation method thereof
CN106318646A (en) * 2016-09-22 2017-01-11 常州工程职业技术学院 Device and method for continuous methyl esterification of high-acid value illegal cooking oil through pressurized catalysis

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101896583A (en) * 2007-12-12 2010-11-24 本田技研工业株式会社 Diesel fuel composition
CN105087170A (en) * 2014-05-13 2015-11-25 北京化工大学 Novel biodiesel with low cold filter plugging point and preparation method thereof
CN106318646A (en) * 2016-09-22 2017-01-11 常州工程职业技术学院 Device and method for continuous methyl esterification of high-acid value illegal cooking oil through pressurized catalysis

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11596924B2 (en) 2018-06-27 2023-03-07 Kimberly-Clark Worldwide, Inc. Nanoporous superabsorbent particles

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Application publication date: 20180501