CN110551533A - Environment-friendly fuel composition - Google Patents
Environment-friendly fuel composition Download PDFInfo
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- CN110551533A CN110551533A CN201910791562.5A CN201910791562A CN110551533A CN 110551533 A CN110551533 A CN 110551533A CN 201910791562 A CN201910791562 A CN 201910791562A CN 110551533 A CN110551533 A CN 110551533A
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- Prior art keywords
- oil
- fuel composition
- mixture
- stirring
- circulating
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Classifications
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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
- C10L1/02—Liquid carbonaceous fuels essentially based on components consisting of carbon, hydrogen, and oxygen only
-
- 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
-
- 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
Abstract
The invention belongs to the field of fuels, and discloses an environment-friendly fuel composition which comprises, by weight, 25-60 parts of circulating oil, 8-22 parts of heavy hydrocarbon, 30-60 parts of biodiesel, 0.1-1 part of crude oil, 1-6 parts of white oil and 0.05-0.1 part of heat conducting oil, wherein the alkane content of C 4 -C 6 in the circulating oil is 89-98%, and the heavy hydrocarbon is a hydrocarbon mixture of C 18 -C 22.
Description
Technical Field
the invention belongs to the field of fuels, and particularly relates to an environment-friendly fuel composition.
Background
The diesel oil is a light petroleum product, is a mixture of complex hydrocarbons (with carbon number of about 10-22), and is mainly prepared by blending diesel oil fractions produced in the processes of crude oil distillation, catalytic cracking, thermal cracking, hydrocracking, petroleum coking and the like. Diesel oil is a fuel for diesel engines, and is mainly used as a fuel for large vehicles and ships.
A large amount of black smoke is generated during combustion of diesel oil in the prior art, and a large amount of harmful substances exist in the black smoke, so that the problem of environmental protection is not only caused, but also the problem of low diesel oil utilization rate caused by insufficient combustion is generated.
Therefore, it is necessary to provide a fuel composition which can be used as a substitute for diesel fuel, can be sufficiently combusted, and is environmentally friendly with high utilization efficiency.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an environment-friendly fuel composition. The fuel composition has high utilization rate during combustion, sufficient combustion and environmental protection, and can replace diesel oil and be applied to diesel engines.
an environment-friendly fuel composition comprises the following components in parts by weight:
The content of C 4 -C 6 alkane in the circulating oil is 89-98% by mass percent.
the heavy hydrocarbon is a hydrocarbon mixture of C 18 -C 22.
Preferably, the environment-friendly fuel composition comprises the following components in parts by weight:
The sulfur content of the circulating oil is lower than 0.06 percent by mass.
The circulating oil is a hydrocarbon mixture obtained by catalytically cracking crude oil.
Preferably, the heat value of the circulating oil is higher than 1000 calories.
Preferably, the heavy hydrocarbon is a mixture of C 18 -C 22 phenols and naphthalene.
Preferably, the biodiesel is prepared by esterification reaction of palm oil, rapeseed oil, soybean oil, peanut oil or corn oil and alcohol; further preferably, the biodiesel is prepared by esterification reaction of palm oil and alcohol.
further preferably, the alcohol is methanol or ethanol.
Preferably, the flash point of the biodiesel is greater than or equal to 110 ℃.
The crude oil has a density of 0.8-0.9g/cm 3 and a viscosity of 20-60mPa · s at 25 ℃.
Preferably, the sulfur content of the crude oil is less than 0.8% by mass.
Preferably, the white oil is a mixture of alkanes with C 16 -C 23.
The white oil has a density of 0.831-0.883g/cm 3.
the molecular weight of the alkanes constituting the white oil ranged from 250-450.
More preferably, the white oil is a mixture of n-isomer alkanes of C 16 -C 23.
the density of the heat conducting oil is 0.87-0.89g/cm 3.
Preferably, the heat transfer oil is one of alkylbenzene type heat transfer oil (mainly including a compound having a benzene ring with a branched chain of paraffin), alkyl naphthalene type heat transfer oil (a compound having a benzene ring with a branched chain of paraffin), and alkyl biphenyl type heat transfer oil (a compound having a biphenyl ring with a branched chain of alkyl).
A method of preparing an environmentally friendly fuel composition comprising the steps of:
(1) Weighing the components according to the formula ratio, mixing the circulating oil with the heat-conducting oil, and stirring to prepare a mixture A for later use;
(2) Mixing heavy hydrocarbon with biodiesel, and stirring to obtain a mixture B for later use;
(3) Mixing the mixture A and the mixture B, adding the white oil and the crude oil, stirring for 8-20 minutes at the stirring speed of 800-1000 revolutions per minute, sealing, and standing for 20-24 hours to obtain the fuel composition.
Preferably, the stirring speed in the step (1) and the step (2) is 200-400 r/min, and the stirring time is 5-12 min. The stirring in the step (3) is a high-speed stirring, and has a remarkable promoting effect on the improvement of the utilization rate of the fuel composition during combustion.
Preferably, the stirring in step (1), step (2) and step (3) is carried out at a temperature of 10 to 35 ℃.
The container used for the operation of the step (1), the step (2) and the step (3) is a container which does not generate static electricity, and can also be an iron and stainless steel metal can which is grounded by static electricity.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the invention, by selecting proper circulating oil, heavy hydrocarbon and biodiesel and proper dosage proportion, the prepared fuel composition has high utilization rate during combustion, is easy to combust fully, generates few pollutants during combustion, and is very environment-friendly.
(2) The fuel composition can replace diesel oil, is applied to diesel engines, and does not generate obvious black smoke.
(3) The fuel composition is very safe to store, transport and use.
(4) The preparation process of the fuel composition is simple and is suitable for industrial mass production.
Detailed Description
in order to make the technical solutions of the present invention more apparent to those skilled in the art, the following examples are given for illustration. It should be noted that the following examples are not intended to limit the scope of the claimed invention.
The cycle oil in the following examples was supplied by Nanjing Jiulike Industrial Co., Ltd, the biodiesel was supplied by Putuo petrochemical Co., Ltd, the crude oil was supplied by Zhuoyxin petrochemical Co., Ltd or Wujiang March Tongyuan chemical Co., Ltd, the white oil was supplied by Guangzhou Weidao chemical Co., Ltd, and the heat transfer oil was supplied by Shanghai Jiuxing heat transfer oil Co., Ltd.
Example 1
An environment-friendly fuel composition comprises the following components in parts by weight:
The content of C 4 -C 6 alkane in the circulating oil is 90% by mass.
The sulfur content of the circulating oil was 0.05% by mass.
The circulating oil is a hydrocarbon mixture obtained by catalytically cracking crude oil.
The heavy hydrocarbon is a mixture of C 18 -C 22 phenols and naphthalene.
The biodiesel is prepared by esterification reaction of palm oil and ethanol.
The crude oil has a density of 0.8-0.9g/cm 3 and a viscosity of 20-30mPa & s.
The sulfur content of the crude oil is less than 0.8% by mass percent.
The white oil is a C 16 -C 23 alkane mixture.
The white oil has a density of 0.831-0.883g/cm 3.
The density of the heat conducting oil is 0.87-0.89g/cm 3.
The heat conduction oil is alkylbenzene type heat conduction oil (the main component is a compound with benzene ring attached with paraffin branched chain).
A method of preparing an environmentally friendly fuel composition comprising the steps of:
(1) Mixing the circulating oil and the heat-conducting oil, and stirring to prepare a mixture A for later use;
(2) Mixing heavy hydrocarbon with biodiesel, and stirring to obtain a mixture B for later use;
(3) And mixing the mixture A with the mixture B, adding the white oil and the crude oil, stirring for 10 minutes at a stirring speed of 850 rpm, sealing, and standing for 24 hours to obtain the fuel composition.
the stirring speed in the step (1) and the step (2) is 250 rpm, and the stirring time is 10 minutes.
The stirring in the step (1), the step (2) and the step (3) is carried out at a temperature of 25 ℃.
The container used for the operation of the step (1), the step (2) and the step (3) is a container which does not generate static electricity, and can also be an iron and stainless steel metal can which is grounded by static electricity.
Example 2
An environment-friendly fuel composition comprises the following components in parts by weight:
The content of C 4 -C 6 alkane in the circulating oil is 95% by mass.
the sulfur content of the circulating oil was 0.05% by mass.
The heavy hydrocarbon is a mixture of C 18 -C 22 phenols and naphthalene.
The biodiesel is prepared by esterification reaction of soybean oil and alcohol.
the crude oil has a density of 0.85-0.9g/cm 3 and a viscosity of 40mPa · s.
The sulfur content of the crude oil was 0.7% by mass.
The white oil is a C 16 -C 23 alkane mixture.
the density of the white oil is 0.841-0.853g/cm 3.
The density of the heat transfer oil is 0.88g/cm 3.
The heat conduction oil is alkyl naphthalene type heat conduction oil (a compound with a benzene ring connected with an alkane branched chain).
A method of preparing an environmentally friendly fuel composition comprising the steps of:
(1) Mixing the circulating oil and the heat-conducting oil, and stirring to prepare a mixture A for later use;
(2) Mixing heavy hydrocarbon with biodiesel, and stirring to obtain a mixture B for later use;
(3) And mixing the mixture A with the mixture B, adding the white oil and the crude oil, stirring for 15 minutes at a stirring speed of 900 revolutions per minute, sealing, and standing for 24 hours to obtain the fuel composition.
The stirring speed in the step (1) and the step (2) is 300 rpm, and the stirring time is 12 minutes.
The stirring in the step (1), the step (2) and the step (3) is carried out at a temperature of 15 ℃.
The container used for the operation of the step (1), the step (2) and the step (3) is a container which does not generate static electricity, and can also be an iron and stainless steel metal can which is grounded by static electricity.
Example 3
An environment-friendly fuel composition comprises the following components in parts by weight:
the content of C 4 -C 6 alkane in the circulating oil is 96 percent by mass.
The heavy hydrocarbon is a hydrocarbon mixture (a mixture of alkane and aromatic hydrocarbon) of C 18 -C 22.
The sulfur content of the circulating oil was 0.05% by mass.
The biodiesel is prepared by esterification reaction of palm oil and methanol.
The crude oil has a density of 0.88g/cm 3 and a viscosity of 45 mPas.
The sulfur content of the crude oil was 0.65% by mass.
the white oil is a C 16 -C 23 alkane mixture.
The white oil had a density of 0.853g/cm 3.
The density of the heat transfer oil is 0.89g/cm 3.
The heat conducting oil is alkyl biphenyl type heat conducting oil (compounds of which biphenyl rings are connected with alkyl branched chains).
A method of preparing an environmentally friendly fuel composition comprising the steps of:
(1) Mixing the circulating oil and the heat-conducting oil, and stirring to prepare a mixture A for later use;
(2) Mixing heavy hydrocarbon with biodiesel, and stirring to obtain a mixture B for later use;
(3) and mixing the mixture A with the mixture B, adding the white oil and the crude oil, stirring for 8 minutes at a stirring speed of 1000 revolutions per minute, sealing and standing for 22 hours to obtain the fuel composition.
the stirring speed in the step (1) and the step (2) was 400 rpm, and the stirring time was 5 minutes.
The stirring in the step (1), the step (2) and the step (3) is carried out at a temperature of 10 ℃.
The container used for the operation of the step (1), the step (2) and the step (3) is a container which does not generate static electricity, and can also be an iron and stainless steel metal can which is grounded by static electricity.
Comparative example 1
compared with example 1, the cycle oil described in comparative example 1 has an alkane content of C 4 -C 6 of 20% by mass and an alkane content of C 10 -C1 6 of 75% by mass, and the remaining components and preparation process are the same as those of example 1.
Comparative example 2
in contrast to example 1, comparative example 2 contained no heavy hydrocarbons. The remaining components and preparation were the same as in example 1.
Comparative example 3
In comparison to example 1, comparative example 3 contained no biodiesel. The remaining components and preparation were the same as in example 1.
Comparative example 4
compared with the example 1, the circulating oil in the comparative example 4 comprises 10 parts, the heavy hydrocarbon comprises 40 parts and the biodiesel comprises 70 parts. The remaining components and preparation were the same as in example 1.
Comparative example 5
In comparison with example 1, the stirring speed in step (3) of preparing the fuel composition in comparative example 5 was 200 rpm, and the remaining components and the preparation process were the same as in example 1.
Product effectiveness testing
The fuel compositions prepared in examples 1 to 3 and comparative examples 1 to 5 were separately combusted under sufficient oxygen conditions, and then the utilization rate of the fuel compositions, which was [ (amount of fuel composition before combustion-remaining amount of fuel composition after combustion)/amount of fuel composition before combustion ]. 100%, was tested, and black smoke phenomenon was observed during combustion, and the results are shown in table 1.
Table 1:
As can be seen from Table 1, the utilization rates of the fuel compositions obtained in examples 1 to 3 before and after combustion were significantly higher than those of the fuel compositions obtained in comparative examples 1 to 5. Moreover, the fuel compositions prepared in examples 1 to 3 produced significantly less black smoke during combustion than the fuel compositions prepared in comparative examples 1 to 5.
In addition, the fuel compositions prepared in examples 1 to 3 were added to diesel engines, which were normally used.
Claims (10)
1. The environment-friendly fuel composition is characterized by comprising the following components in parts by weight:
the content of C 4 -C 6 alkane in the circulating oil is 89-98% by mass percent, and the heavy hydrocarbon is a C 18 -C 22 hydrocarbon mixture.
2. The fuel composition of claim 1, wherein the circulating oil has a sulfur content of less than 0.06% by mass.
3. The fuel composition of claim 1, wherein the heavy hydrocarbon is a mixture of C 18 -C 22 phenols and naphthalene.
4. The fuel composition of claim 1, wherein the biodiesel is derived from esterification of palm oil, rapeseed oil, soybean oil, peanut oil, or corn oil with an alcohol.
5. The fuel composition of claim 1, wherein the crude oil has a density of 0.8 to 0.9g/cm 3 and a viscosity of 20 to 60 mPa-s at 25 ℃.
6. The fuel composition of claim 5, wherein the crude oil has a sulfur content of less than 0.8% by mass.
7. the fuel composition of claim 1, wherein the white oil is a mixture of alkanes having C 16 -C 23.
8. The fuel composition of claim 1, wherein the thermal oil is one of an alkylbenzene type thermal oil, an alkyl naphthalene type thermal oil, or an alkyl biphenyl type thermal oil.
9. A method of preparing a fuel composition according to any one of claims 1 to 8, comprising the steps of:
(1) Weighing the components according to the formula ratio, mixing the circulating oil with the heat-conducting oil, and stirring to prepare a mixture A for later use;
(2) mixing heavy hydrocarbon with biodiesel, and stirring to obtain a mixture B for later use;
(3) And mixing the mixture A with the mixture B, adding the white oil and the crude oil, stirring, sealing and standing to prepare the fuel composition.
10. The process according to claim 9, wherein the stirring in the step (3) is carried out at a stirring speed of 800-1000 rpm for 8-20 minutes.
Priority Applications (1)
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| CN201910791562.5A CN110551533A (en) | 2019-08-26 | 2019-08-26 | Environment-friendly fuel composition |
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| CN201910791562.5A CN110551533A (en) | 2019-08-26 | 2019-08-26 | Environment-friendly fuel composition |
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| CN110551533A true CN110551533A (en) | 2019-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647447A (en) * | 2020-06-10 | 2020-09-11 | 河南坤清生物能源科技有限公司 | Fischer-Tropsch synthesis liquid wax environment-friendly biofuel and preparation process thereof |
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Application publication date: 20191210 |