CN110295069A - A kind of methanol diesel-oil and preparation method thereof - Google Patents
A kind of methanol diesel-oil and preparation method thereof Download PDFInfo
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- CN110295069A CN110295069A CN201910602273.6A CN201910602273A CN110295069A CN 110295069 A CN110295069 A CN 110295069A CN 201910602273 A CN201910602273 A CN 201910602273A CN 110295069 A CN110295069 A CN 110295069A
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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
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Abstract
The invention discloses a kind of methanol diesel-oil and preparation method thereof, which be formulated by the raw material of following weight: No. 200 23-27 parts of solvent naphthas, 28-32 parts of normal line diesel oil, 15-17 parts of methyl tertiary butyl ether(MTBE), 26-32 parts of coal tar, 28-34 parts of aviation kerosine, 15-18 parts of methanol；The preparation method of the methanol diesel-oil is the following steps are included: (1) weighs methyl tertiary butyl ether(MTBE) and methanol by the proportional quantity respectively, and stirs evenly after the methyl tertiary butyl ether(MTBE) claimed is mixed with methanol, and then methanol-based mixed liquor is made；(2) No. 200 solvent naphthas, normal line diesel oil, coal tar and aviation kerosine are weighed respectively by the proportional quantity, and claim No. 200 solvent naphthas, normal line diesel oil, coal tar and aviation kerosine are added sequentially in the methanol-based mixed liquor in step (1), and it stirs evenly, and then methanol diesel-oil is made.The stability of methanol diesel-oil produced by the present invention is good, not stratified, and has good burning performance.
Description
Technical field
The invention belongs to biodiesel technology field, it is related to a kind of methanol diesel-oil and preparation method thereof.
Background technique
Conventional power plants can reach 40-44%, using energy source of the cogeneration of heat and power for coal for the energy utilization rate of coal
Rate can reach 70%, and the technology of more usury is coal electrification Poly-generation technology than cogeneration of heat and power, it makes the using energy source of coal
Efficiency can achieve 85%, and output methanol is gone back in addition to power generation, heat supply.Methanol is the industrial chemicals on basis, except can mention for internal combustion engine
Outside for fuel, can also downstream industrial chain extension, so developing the cleaning of methanol vehicle and coal resources in China, efficiently and comprehensive
Using being closely connected, this is the basic point of departure that China considers methanol substitution.
Methanol is the product during Coal dressing, and unlike ethyl alcohol, methanol does not need consuming grain resource and produces,
Methanol can both be obtained from the byproduct of the industry productions such as chemical fertilizer, pharmacy, coal, and industrial chemicals synthesis, source can also be used
Than wide, price is cheaper, and the methanol output in China is very big, and demand is not high, and the price of methanol is relatively low, together
Sample exports under calorific value power, and the expense of methanol is to save 20%-30% than diesel oil, and in environmental protection, methanol fuel compares diesel oil
There is obviously advantage.
Methanol diesel-oil is the one kind being formulated in volume or weight than a certain proportion of methanol is added in national standard light diesel fuel
Environment friendly energy conservation fuel.
Methanol diesel-oil in the prior art is primarily present following problems: stability is poor, is easily layered, and combustibility is less
It is good.
Summary of the invention
The present invention provides a kind of methanol diesel-oil and preparation method thereof, and the stability of obtained methanol diesel-oil is good, not stratified,
And it has good burning performance.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme:
A kind of methanol diesel-oil, it is formulated by the raw material of following weight: No. 200 23-27 parts of solvent naphthas, a normal line
28-32 parts of diesel oil, 15-17 parts of methyl tertiary butyl ether(MTBE), 26-32 parts of coal tar, 28-34 parts of aviation kerosine, 15-18 parts of methanol.
Further, it is formulated by the raw material of following weight: No. 200 23 parts of solvent naphthas, normal line bavin
Oily 32 parts, 15 parts of methyl tertiary butyl ether(MTBE), 32 parts of coal tar, 28 parts of aviation kerosine, 18 parts of methanol.
Further, it is formulated by the raw material of following weight: No. 200 25 parts of solvent naphthas, normal line bavin
Oily 30 parts, 16 parts of methyl tertiary butyl ether(MTBE), 30 parts of coal tar, 30 parts of aviation kerosine, 17 parts of methanol.
Further, it is formulated by the raw material of following weight: No. 200 27 parts of solvent naphthas, normal line bavin
Oily 28 parts, 17 parts of methyl tertiary butyl ether(MTBE), 26 parts of coal tar, 34 parts of aviation kerosine, 15 parts of methanol.
The preparation method of above-mentioned methanol diesel-oil, comprising the following steps:
(1) methyl tertiary butyl ether(MTBE) and methanol are weighed respectively by the proportional quantity, and the methyl tertiary butyl ether(MTBE) claimed is mixed with methanol
It is stirred evenly after conjunction, and then methanol-based mixed liquor is made；
(2) No. 200 solvent naphthas, normal line diesel oil, coal tar and aviation kerosine are weighed respectively by the proportional quantity, and will claim
No. 200 solvent naphthas, normal line diesel oil, coal tar and aviation kerosine are added sequentially in the methanol-based mixed liquor in step (1), and
It stirs evenly, and then methanol diesel-oil is made.
Compared with the existing technology, the invention has the benefit that
The function of each raw material used in methanol diesel-oil produced by the present invention is respectively as follows:
No. 200 solvent naphthas: it is formed with the straight-run of petroleum through deodorization, cutting, hydrofinishing, is evaporated by 140-200 DEG C of petroleum
It is grouped as, initial boiling point >=135 DEG C under 101.325kPa, does≤230 DEG C, flash-point >=30 DEG C have evaporation rate appropriate, contain
Have a certain amount of aromatic hydrocarbons, it is strong to the solvability of drying oil, resin, have suitable boiling range and volatility, to certain oil paints and
Magnetism paint dissolubility is good, and bromine number is small, and unsaturated hydrocarbons content is low, good security, and flash-point is high, and initial boiling point is high, can reduce toxicity and fire
Danger is conducive to safety, and colourless water-white, mercaptan sulfur content is low, and refining depth is good, suitable for making the solvent and diluent of coatings industry；
Normal line diesel oil: normal line diesel oil belongs to straight-run diesel oil and passes through air-distillation after straight-run diesel oil refers to crude oil pretreatment
The midbarrel that obtained boiling point range is 180-360 DEG C is divided into a normal line from the sequence that atmospheric tower side line comes out according to it again
Diesel oil, normal two wires diesel oil, atmosphere 3rd side cut diesel oil, straight-run diesel oil Cetane number is higher, contains more aphthenic acids, it is necessary to take off to it
It just can be used as diesel oil blending component after acid treating；
Methyl tertiary butyl ether(MTBE): being a kind of high-knock rating gasoline additive, and chemical oxygen content is much lower compared with methanol, is conducive to warming up and section
About fuel, evaporation latent heat is low, advantageous to being cold-started, and is usually used in the blending of unleaded gas and low lead oil, it can not only be effectively improved
Octane number, and automotive performance can also be improved, CO content in exhaust is reduced, while reducing gasoline production cost；
Coal tar: the black or dark brown viscous liquid with pungent odour generated when coal destructive distillation, abbreviation tar, coal
Tar is a kind of complex mixture of the hydrocarbon of high aromaticity, the overwhelming majority for side chain or without side chain it is polycyclic,
The heterocyclic compound of fused ring compound and oxygen-containing, sulphur, nitrogen, and contain a small amount of aliphatic hydrocarbon, cycloalkane and unsaturated hydrocarbons, also it is entrained with
Coal dust, burnt dirt and pyrolytic carbon, the coal tar just recycled also containing 5% or so the moisture dissolved with plurality of inorganic salt and other impurities,
Due to the presence for the pyrolytic carbon for having particle superfine, moisture often forms stable emulsion with oil, and most groups of coal tar
Point fusing point is higher, but forms low eutectic mixture due to the mutual phased soln of a large amount of monomeric compounds, makes coal tar at normal temperature still
In liquid condition, it can be used as the raw material of fuel oil, middle coalite tar can produce the automobile-used hair such as diesel oil, gasoline through hydrogenated processing
Motivation fuel oil and chemicals；
Aviation kerosine: aviation kerosine is one of oil product, is mainly made of the hydrocarbon compound of different fractions, aviation kerosine is close
Degree is suitable for, calorific value is high, has good burning performance, and energy is rapid, stablizes, continuous, completely burned, and combustion zone is small, and carbon deposition quantity is few, is not easy
Coking, low temperature flow is good, is able to satisfy the requirement of cold low temp area and high-altitude flight to oil product mobility, thermostability and anti-
Oxidation stability is good, can satisfy the needs of supersonic speed high-altitude flight, cleanliness is high, the nuisances such as no mechanical admixture and moisture
Matter, sulfur content especially mercaptan sulfur content is low, corrodes to parts small；
Methanol: methanol for producing methyl tertiary butyl ether(MTBE), methanol gasoline, methanol fuel, have convenient for cleaning, Cetane number is high,
The feature that power performance is good, pollution is few, methanol is the product during Coal dressing, and methanol both can be from chemical fertilizer, pharmacy, coal
Etc. obtain in the byproduct of industry productions, industrial chemicals synthesis can also be used, than wide, price is cheaper in source, equally
It exports under calorific value power, the expense of methanol is to save 20%-30% than diesel oil, and in environmental protection, methanol fuel comparison diesel oil also has
Obviously advantage；
The effect of methanol diesel-oil has been made using above-mentioned each raw material in the present invention, and above-mentioned each raw material can make each raw material after combining generation
It acting synergistically, No. 200 solvent naphthas are used as solvent in the present invention, so that the stability of obtained methanol diesel-oil is good and not stratified,
Normal line diesel oil is since Cetane number is higher, containing more aphthenic acids, must carry out depickling to normal line diesel oil under normal circumstances
It just can be used as diesel oil blending component after purification, but normal line diesel oil only needs energy after cooperating with other raw material components in the present invention
Methanol diesel-oil of the invention is made, does not need specially to carry out depickling processing, thus simple production process to normal line diesel oil, into
And lower production costs, methyl tertiary butyl ether(MTBE) can improve the combustibility of obtained methanol diesel-oil in the present invention, and can improve
The cold starting performance of obtained methanol diesel-oil, the middle coalite tar in coal tar generally through hydrogenated processing may be used under normal circumstances
To produce the vehicular engines fuel oil such as diesel oil, gasoline, but coal tar only needs after cooperating with other raw material components in the present invention
Methanol diesel-oil of the invention can be made, do not need specially to carry out hydrotreating, thus simple production process to coal tar, into
And lower production costs, aviation kerosine can improve the combustibility of obtained methanol diesel-oil in the present invention, and can make obtained
Methanol diesel-oil low temperature fluidity enhancing, and then be able to satisfy requirement of the cold district to oil product mobility, to sum up, the present invention
The stability of obtained methanol diesel-oil is good, not stratified, and has good burning performance.
Specific embodiment
Embodiment 1
A kind of methanol diesel-oil, it is formulated by the raw material of following weight: No. 200 23 parts of solvent naphthas, normal line bavin
Oily 32 parts, 15 parts of methyl tertiary butyl ether(MTBE), 32 parts of coal tar, 28 parts of aviation kerosine, 18 parts of methanol.
The preparation method of above-mentioned methanol diesel-oil, comprising the following steps:
(1) methyl tertiary butyl ether(MTBE) of 15 weights and the methanol of 18 weights, and the methyl that will claim are weighed respectively
Tertbutyl ether stirs evenly after mixing with methanol, and then methanol-based mixed liquor is made；
(2) No. 200 solvent naphthas, the normal line diesel oil of 32 weights, 32 parts by weight for weighing 23 weights respectively are matched
The aviation kerosine of the coal tar of ratio and 28 weights, and by claim No. 200 solvent naphthas, normal line diesel oil, coal tar with
Aviation kerosine is added sequentially in the methanol-based mixed liquor in step (1), and is stirred evenly, and then methanol diesel-oil is made.
Embodiment 2
A kind of methanol diesel-oil, it is formulated by the raw material of following weight: No. 200 25 parts of solvent naphthas, normal line bavin
Oily 30 parts, 16 parts of methyl tertiary butyl ether(MTBE), 30 parts of coal tar, 30 parts of aviation kerosine, 17 parts of methanol.
The preparation method of above-mentioned methanol diesel-oil, comprising the following steps:
(1) methyl tertiary butyl ether(MTBE) of 16 weights and the methanol of 17 weights, and the methyl that will claim are weighed respectively
Tertbutyl ether stirs evenly after mixing with methanol, and then methanol-based mixed liquor is made；
(2) No. 200 solvent naphthas, the normal line diesel oil of 30 weights, 30 parts by weight for weighing 25 weights respectively are matched
The aviation kerosine of the coal tar of ratio and 30 weights, and by claim No. 200 solvent naphthas, normal line diesel oil, coal tar with
Aviation kerosine is added sequentially in the methanol-based mixed liquor in step (1), and is stirred evenly, and then methanol diesel-oil is made.
Embodiment 3
A kind of methanol diesel-oil, it is formulated by the raw material of following weight: No. 200 27 parts of solvent naphthas, normal line bavin
Oily 28 parts, 17 parts of methyl tertiary butyl ether(MTBE), 26 parts of coal tar, 34 parts of aviation kerosine, 15 parts of methanol.
The preparation method of above-mentioned methanol diesel-oil, comprising the following steps:
(1) methyl tertiary butyl ether(MTBE) of 17 weights and the methanol of 15 weights, and the methyl that will claim are weighed respectively
Tertbutyl ether stirs evenly after mixing with methanol, and then methanol-based mixed liquor is made；
(2) No. 200 solvent naphthas, the normal line diesel oil of 28 weights, 26 parts by weight for weighing 27 weights respectively are matched
The aviation kerosine of the coal tar of ratio and 34 weights, and by claim No. 200 solvent naphthas, normal line diesel oil, coal tar with
Aviation kerosine is added sequentially in the methanol-based mixed liquor in step (1), and is stirred evenly, and then methanol diesel-oil is made.
Claims (5)
1. a kind of methanol diesel-oil, which is characterized in that it is formulated by the raw material of following weight: No. 200 solvent naphthas
23-27 parts, 28-32 parts of normal line diesel oil, 15-17 parts of methyl tertiary butyl ether(MTBE), 26-32 parts of coal tar, 28-34 parts of aviation kerosine,
15-18 parts of methanol.
2. a kind of methanol diesel-oil according to claim 1, which is characterized in that it is matched by the raw material of following weight
It makes: No. 200 23 parts of solvent naphthas, normal 32 parts of line diesel oil, 15 parts of methyl tertiary butyl ether(MTBE), 32 parts of coal tar, aviation kerosine 28
Part, 18 parts of methanol.
3. a kind of methanol diesel-oil according to claim 1, which is characterized in that it is matched by the raw material of following weight
It makes: No. 200 25 parts of solvent naphthas, normal 30 parts of line diesel oil, 16 parts of methyl tertiary butyl ether(MTBE), 30 parts of coal tar, aviation kerosine 30
Part, 17 parts of methanol.
4. a kind of methanol diesel-oil according to claim 1, which is characterized in that it is matched by the raw material of following weight
It makes: No. 200 27 parts of solvent naphthas, normal 28 parts of line diesel oil, 17 parts of methyl tertiary butyl ether(MTBE), 26 parts of coal tar, aviation kerosine 34
Part, 15 parts of methanol.
5. the preparation method of above-mentioned methanol diesel-oil, it is characterised in that the following steps are included:
(1) methyl tertiary butyl ether(MTBE) and methanol are weighed respectively by the proportional quantity, and the methyl tertiary butyl ether(MTBE) claimed is mixed with methanol
It is stirred evenly after conjunction, and then methanol-based mixed liquor is made；(2) No. 200 solvent naphthas, normal line bavin are weighed respectively by the proportional quantity
Oil, coal tar and aviation kerosine, and claim No. 200 solvent naphthas, normal line diesel oil, coal tar and aviation kerosine are sequentially added
It into the methanol-based mixed liquor in step (1), and stirs evenly, and then methanol diesel-oil is made.
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| CN201910602273.6A CN110295069A (en) | 2019-07-05 | 2019-07-05 | A kind of methanol diesel-oil and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113122343A (en) * | 2021-04-25 | 2021-07-16 | 任新付 | Synthetic diesel oil and preparation method thereof |
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Application publication date: 20191001 |