CN1364856A

CN1364856A - Methanol gasoline for vehicle

Info

Publication number: CN1364856A
Application number: CN 01129132
Authority: CN
Inventors: 向胜树
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-11-30
Filing date: 2001-11-30
Publication date: 2002-08-21
Anticipated expiration: 2021-11-30
Also published as: CN1131299C

Abstract

Methanol gasoline for vehicle consists of methanol 10-80 wt%, gasoline 10-80 wt%, tert butyl alcohol 1-2.2 wt%, tween-20 or tween-80 0.3-1.8 wt%, cerous nitrate or cerous sulfate 0.5-1.6 wt% and sulfonated oil 1-4.4 wt%. The methanol gasoline has great methanol content, no lamination, high stability, and good combustion effect with less CO and NOx produced than gasoline, and it needs no altering in engine structure when using.

Description

A kind of Vehicular methanol petrol

The present invention relates to a kind of liquid carbon-containing fuel, particularly a kind of Vehicular methanol petrol that contains methyl alcohol and additive.

Along with developing of automobile industry, the gasoline demand amount constantly increases, as the but constantly minimizing thereupon of prospective oil of Nonrenewable energy resources, it is generally acknowledged that decades, petroleum resources were with exhaustion behind last a century, therefore, various countries all pay attention to and develop in succession some gasoline alternate energy source.In the prior art, because methyl alcohol has the oxygen level height, volatility is good, the latent heat of vaporization is bigger, wide material sources, at the bottom of the production cost, combustion efficacy is good, characteristics such as environmental pollution is little, generally be considered to gasoline substitute material preferably, and some Aalcohols fuels have been developed, for example: alcohol synthetic liquid fuel, M3 and M15 methanol vapor wet goods, but in these Aalcohols fuels, the performance that has does not reach the performance of gasoline, that have in addition to transform the structure of motor car engine after could use, in the methanol gasoline, methanol content is low, easily layering in the use, and combustion efficacy is relatively poor, therefore it is applied and is restricted, and practicality is relatively poor.

The present invention's purpose is intended to overcome above-mentioned deficiency of the prior art, provide that a kind of methyl alcohol amount of participating in is big, not stratified in the good stability, use, combustion efficacy good, be beneficial to the Vehicular methanol petrol of environment protection.

Content of the present invention is: a kind of Vehicular methanol petrol is characterized in that composition (weight %) is:

Methyl alcohol 10%-80%

Gasoline 10%-80%

Trimethyl carbinol 1%-2.2%

Tween 20 or tween-80 0.3%-1.8%

Cerous nitrate or cerous sulfate 0.5%-1.6% and

Sulphonated oil 1%-4.4%.

In the content of the present invention: described each component weight percent proportioning preferably is:

Methyl alcohol 18%-80%

Gasoline 15%-77%

Trimethyl carbinol 1%-1.2%

Tween 20 or tween-80 0.3%-0.8%

Cerous nitrate or cerous sulfate 0.5%-0.7% and

Sulphonated oil 1%-2.5%.

In the content of the present invention: described methyl alcohol is preferably the methyl alcohol of content 〉=98%.

In the content of the present invention: described gasoline can be No. 90 to No. 120 gasoline.

In the content of the present invention: described gasoline can be that winterization gasoline, straight-run spirit are or/and shifting block gasoline.

In the content of the present invention: described sulphonated oil is preferably and gets commercial sulfonate oil, mixes with the ethanol of 9 times of amounts, behind 80 ℃ of following backflow 1h, add the diatomite (food grade, white) after the handling routinely of mixed solution weight 1% again, after mixing, filtering, the sulphonated oil in the filtrate.

Produce this Vehicular methanol petrol, only need with described each component in proportion the amount of getting, mixing promptly finish, sealing is deposited, same prior art.

Compared with prior art, the present invention has following characteristics:

(1) Vehicular methanol petrol of the present invention only is made up of methyl alcohol, gasoline, the trimethyl carbinol, tween 20 or tween-80, cerous nitrate or cerous sulfate and sulphonated oil, raw material sources are extensive, blending process is simple, product has or is higher than whole physical and chemical indexs of No. 90 commercial gasolines, the methyl alcohol amount of participating in is big, have higher anti-knocking property and good vapo(u)rability, not stratified in the use, good stability, combustion efficacy is good;

(2) adopt Vehicular methanol petrol of the present invention can obtain good use and oil-saving effect.Vehicular methanol petrol of the present invention is used for all spark ignition type petrol engines, the structure of engine is not changed, corrodibility to engine part is little, gasification latent heat is bigger, can reduce the temperature in inlet pipe and the cylinder during evaporation, eliminate the local superheating phenomenon in the cylinder, use the speed of back superoxide to slow down, reduce or eliminate malcombustion, reached certain oil-saving effect.Oppose than test with Vehicular methanol petrol of the present invention and pure 90# gasoline through three kinds of vehicles, record when using Vehicular methanol petrol of the present invention, each operating mode of engine is good, and fuel consumption per hundred kilometers on average descends 2.15%, and it is brisk strong to travel, raise speed, and has nothing different with using pure 90# gasoline;

(3) use Vehicular methanol petrol of the present invention can obtain bigger economic benefit.With 90 ^#Gasoline 65%, methyl alcohol (technical grade) 30%, other component totally 5% mixing formation Vehicular methanol petrol of the present invention are example, per ton cost＜material cost is calculated by existing material valency〉only be about 2400 yuan, than the low 15-20% of gasoline, thereby, use Vehicular methanol petrol of the present invention can not only obtain bigger economic benefit, and can also alleviate imbalance between supply and demand, enlarge fuel source, save bulk petroleum, a distinctive civilian new forms of energy road is provided, and will be a huge promotion to the development of communications and transportation cause, environment protection and national economy;

(4) adopt Vehicular methanol petrol of the present invention can reduce environmental pollution.Warp detects and learns the operator's of use Vehicular methanol petrol of the present invention environment (fuel stock, synthetic pump, wheel house etc.) atmosphere, methanol concentration is lower than the mean intensity value that China's Residential areas atmospheric environment allows, and can not produce detrimentally affect to HUMAN HEALTH; Compare with pure gasoline, behind the fuel gasification combustion of the present invention, the carbon monoxide of generation and oxynitrides amount all obviously reduce, thereby use fuel of the present invention and use gasoline to compare to reduce environmental pollution more favourable, are ideal vehicle alternative fuels comparatively.

Below by embodiment the present invention is further described:

Embodiment 1～7, a kind of Vehicular methanol petrol, by methyl alcohol (industrial one-level, Chengdu chemical company provides, Shichuan Chemical Factory produces, methanol content 〉=98%), gasoline (oil company, Mianyang provides, the production of Lanzhou oil refining head factory), the trimethyl carbinol, tween 20 or tween-80, cerous nitrate or cerous sulfate and sulphonated oil form, each amounts of components proportioning sees the following form:

Embodiment numbers consumption (kg) component	??1	??2	??3	??4	??5	??6	??7
Embodiment numbers consumption (kg) component	??1	??2	??3	??4	??5	??6	??7	Methyl alcohol	??10	??18	??24	??30	??32	??60	??80
Gasoline	??80	??75	??72	??64	??63	??37	??10	Methyl alcohol	??10	??18	??24	??30	??32	??60	??80
Gasoline	??80	??75	??72	??64	??63	??37	??10	The trimethyl carbinol	??2.2	??2	??1.1	??1.2	??1.2	??1	??2.2
Tween 20 or tween-80	??1.8	??0.8	??0.8	??0.8	??0.8	??0.3	??1.8	The trimethyl carbinol	??2.2	??2	??1.1	??1.2	??1.2	??1	??2.2
Tween 20 or tween-80	??1.8	??0.8	??0.8	??0.8	??0.8	??0.3	??1.8	Cerous nitrate or cerous sulfate	??1.6	??1.2.	??1	??0.5	??0.5	??0.7	??1.6
Sulphonated oil	??4.4	??3	??1.1	??3.5	??2.5	??1	??4.4	Cerous nitrate or cerous sulfate	??1.6	??1.2.	??1	??0.5	??0.5	??0.7	??1.6

Produce this Vehicular methanol petrol, only need with described each component in proportion the amount of getting, mixing promptly finish, sealing is deposited, same prior art.Use this Vehicular methanol petrol, have aforementioned effect.

This Vehicular methanol petrol is used for petrol engine, and measured result is as follows:

1, daily output put-put group, standard power 2Kw, real horse-power are 3 horsepowers.Make full operating mode operation 480h, do not occur stopping voluntarily and untoward reaction.The full inspection in back, discovery corrosion and cylinder wear phenomenon stop.

2,125 type Jialing motorcycles are produced in the Chongqing, and travel is country road or tractor-ploughing road surface, and stroke 10000Km consumes 210 liters of Vehicular methanol petrols.2.1 liters of average fuel consumption per hundred kilometers.After tear machine testing open, burning, blowdown system do not find corrosion phenomenons such as carbon deposit, wearing and tearing.Oil supply system finds that there is the about 10ml of yellow liquid in carburettor oil bottle lower floor, be the former gasoline throw out of fuel tank after testing by pure fuel clean extremely.

3, go up marine products car Santana 2000 types, EFI, 85 horsepowers, three-element catalytic, 1.8 liters of discharge capacities.

Road driving is a country road, and stroke 2500Km consumes 194 liters of Vehicular methanol petrols, and the highest road gradient is 40 degree, mostly is short distance and travels.Average hundred kilometers 7.76 liters of oil consumptions (oil consumption is with this car empty wagons, and sky is put the back actual measurement, down together).

Circulation experiment: road is continuous moral motorway.This car travels with three kinds of operating modes such as constant speed, acceleration and decelerations, and F-Zero 170Km amounts to the 300Km that travels, and consumes 21.84 liters of Vehicular methanol petrols.Average circulation oil consumption is hundred kilometers 7.28 liters.

Twice actual measurement of this car lasts 8 days, untoward reaction do not occur.Idling, speed-raising performance are better than the former gasoline of using.

This Vehicular methanol petrol detects through discharging, and the result is as follows:

Last marine products car Santana 2000 types, EFI, three-element catalytic, it is as follows to do the idling test in accordance with regulations:

Rotating speed becomes location 800-820L/mim, emission result:

Carbon monoxide: 1.43%; Oxynitrides: 325ppm.

Record the equal end of discharging in required standard.

This Vehicular methanol petrol physical and chemical parameter standard and assay such as following table:

Interventions Requested	Quality index	Assay
Interventions Requested	Quality index	Assay	Boiling range: 10% recovered (distilled) temperature ℃ is not higher than 50% recovered (distilled) temperature and ℃ is not higher than 90% recovered (distilled) temperature and ℃ is not higher than the end point of distillation and ℃ is not higher than the residual amount of heating up in a steamer % (V/V) and is not more than	????70 ????120 ????190 ????205 ????2	????54 ????72 ????165 ????188 ????1.5
Research octane number (RON) (RON) is not less than	????90	????93		????70 ????120 ????190 ????205 ????2	????54 ????72 ????165 ????188 ????1.5
Research octane number (RON) (RON) is not less than	????90	????93	Lead content (g/L) is not more than	????0.013	????0.0021
Vapour pressure KPa is not less than	????70	????73	Lead content (g/L) is not more than	????0.013	????0.0021
Vapour pressure KPa is not less than	????70	????73	Sulphur content % is not more than	????0.8	????0.090
Existent gum mg/10ml is not more than	????5	????8.0	Sulphur content % is not more than	????0.8	????0.090
Existent gum mg/10ml is not more than	????5	????8.0	Copper corrosion (50 ℃ of 3h) level is not more than	????1	????1a
Water soluble acid or alkali	????6.5-7.5	Do not have	Copper corrosion (50 ℃ of 3h) level is not more than	????1	????1a
Water soluble acid or alkali	????6.5-7.5	Do not have	Mechanical impurity and moisture content	Do not have	Do not have
Moisture content % (m/m) is not more than	????0.15	Do not have	Mechanical impurity and moisture content	Do not have	Do not have

Product of the present invention in conjunction with the physical and chemical testing parameter, proves that it is reasonable in design through secular petrolic practical application, can adapt to petrolic various operating mode, has also enlarged fuel source, can replace or save the consumption of gasoline.

The invention is not restricted to the foregoing description, content of the present invention is described all can implement and have described good result.

Claims

1, a kind of Vehicular methanol petrol is characterized in that composition (weight %) is:

Methyl alcohol 10%-80%

Gasoline 10%-80%

Trimethyl carbinol 1%-2.2%

Tween 20 or tween-80 0.3%-1.8%

Cerous nitrate or cerous sulfate 0.5%-1.6%

Sulphonated oil 1%-4.4%

2, by the described Vehicular methanol petrol of claim 1, it is characterized in that each component preferably the weight percent proportioning be:

Methyl alcohol 18%-80%

Gasoline 15%-77%

Trimethyl carbinol 1%-1.2%

Tween 20 or tween-80 0.3%-0.8%

Cerous nitrate or cerous sulfate 0.5%-0.7%

Sulphonated oil 1%-2.5%

3, by claim 1 or 2 described Vehicular methanol petrols, it is characterized in that: described methyl alcohol is the methyl alcohol of content 〉=98%.

4, by claim 1 or 2 described Vehicular methanol petrols, it is characterized in that: described gasoline is No. 90 to No. 120 gasoline.

5, by claim 1 or 2 described Vehicular methanol petrols, it is characterized in that: described gasoline can be that winterization gasoline, straight-run spirit are or/and shifting block gasoline.

6, by the described Vehicular methanol petrol of claim 4, it is characterized in that: described gasoline can be that winterization gasoline, straight-run spirit are or/and shifting block gasoline.

7, by claim 1 or 2 described Vehicular methanol petrols, it is characterized in that: described sulphonated oil is to get commercial sulfonate oil, mix with the ethanol of 9 times of amounts, behind 80 ℃ of following backflow 1h, add the diatomite after the handling routinely of mixed solution weight 1% again, after mixing, filtering, the sulphonated oil in the filtrate.