CN2494771Y - Alcohol and hydrogen mixted combustion engine - Google Patents
Alcohol and hydrogen mixted combustion engine Download PDFInfo
- Publication number
- CN2494771Y CN2494771Y CN 01264043 CN01264043U CN2494771Y CN 2494771 Y CN2494771 Y CN 2494771Y CN 01264043 CN01264043 CN 01264043 CN 01264043 U CN01264043 U CN 01264043U CN 2494771 Y CN2494771 Y CN 2494771Y
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- hydrogen
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- cracking
- engine
- alcohol
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Abstract
An alcohol and hydrogen mixed combustion engine comprises a vehicle engine (7), an alcohol fuel supply part (A), an air supply part (C), an ignition part (D) and an exhaust part (E); the alcohol fuel supply part (A) comprises an alcohol fuel tank (1); the outlet of the alcohol fuel tank (1) is connected with the engine (7) through an alcohol mechanical pump (2), a filter (3) and an atomizer (6). According to the utility model, the engine device also comprises a cracking hydrogen-generating part (B); the hydrogen cracking part (B) comprises a cracking hydrogen-generating element (20), a storage tank (13), a gas electromagnetic valve (14) and a hydrogen control valve (15); the upper part of the cracking hydrogen-generating element (20) is connected with the alcohol fuel tank (1) through a pipeline; the cracking hydrogen-generating element (20) is connected with the storage tank (13) through a pipeline; the storage tank (13), the hydrogen control valve (15) are connected with the engine (7).
Description
Technical field
The utility model relates to driving engine, relates more specifically to alcohol and hydrogen mixed combustion engine unit.
Background technology
The use of Aalcohols fuel in combustion engine had it long ago.The oil crises of the seventies in 20th century arises at the historic moment methanol and alcohol powered automobile.It is extensive that it has raw material sources; Productive costs is relatively cheap; The easiest transformation forms the alcohols driving engine on now with the petrol and diesel oil machine, but also have that power does not reduce, heat efficiency can improve, by degradation advantage under the aggregate level of the oil consumption decline of calorific value, blowdown.
But, because the Aalcohols fuel latent heat of vaporization is big, be unfavorable for the burning of flame propagation mode, in driving engine, there are some flame-out districts more or less.In addition, the calorific value of Aalcohols fuel is starkly lower than petrol and diesel oil, if calculate by the weight of fuel consumption, its economic benefit is not obvious.Its three, though after using pure fuel, pernicious gas CO, the HC of its driving engine, NO
XAll reduce significantly (reducing 30-45% approximately), but because of Aalcohols fuel under the engine low load operating mode, operating temperature is low, propagation velocity of flame is slow, causes atypical objectionable impurities formaldehyde emissions to increase, big several times when it is worth comparable use petrol and diesel oil machine.
Because the required ignition energy of hydrogen low (have only 1.5 millis burnt) but, the wide lean-burn degree of knock limit greatly, easily realizes rare mixed burning, propagation velocity of flame is faster, burning velecity is fast, burn that the constant volume degree is good, quantity combusted is minimum later.But, since the gaseous density of hydrogen (dry air is 1.293kg/m
3, hydrogen is 0.0899kg/m
3) and the gaseous state relative density (air is 1, and hydrogen only is 0.0696), all be minimum in gaseous fuel, so volume calorific value of hydrogen mixed gas low (because hydrogen has accounted for about 1/3 volume), so under equal conditions, use the maximum power of the driving engine of hydrogen fuel to have only about 60% of spark ignition engine merely.If obtain same equipower, just must strengthen the volume of driving engine, bring new problem so again.So present pure combustion hydrogen engine practicability also has many difficulties to overcome.Therefore having the people to test uses hydrogen fuel to add the driving engine that Fuel Petroleum mixes.The shortcoming of this driving engine is to need two kinds of Fuel Tanks, and the volume of device is bigger, and the supply of different fuel is also very inconvenient.
Particular content
The purpose of this utility model is to solve the shortcoming that the driving engine of prior art exists, and a kind of Aalcohols fuel driving engine is provided, and by alcohol and hydrogen mixed, changes engine cylinder internal combustion characteristic, realizes efficient low-consume, and can reduce emission of harmful substances such as formaldehyde.
For achieving the above object, the utility model provides a kind of alcohol and hydrogen mixed combustion engine unit, comprise a vehicular engine, a pure part of the fuel supply, an air is supplied with part, an ignition section, with a discharge portion, described pure part of the fuel supply comprises a pure Fuel Tank, Aalcohols fuel wherein is housed, the outlet of described pure Fuel Tank is by pure mechanical pump of plumbing connection, pass through fil of plumbing connection at the mechanical delivery side of pump of alcohol, described fil is connected with described driving engine by pipeline and an atomizer, it is characterized in that described engine installation also comprises a cracking hydrogen production part, described hydrogen cracking section comprises a cracking hydrogen production device, a gas tank, a gas solenoid valve and a hydrogen control valve, the upstream of described cracking hydrogen production device is connected with described pure Fuel Tank by pipeline, described cracking hydrogen production device is connected with described gas tank by pipeline, described gas tank is connected with described gas solenoid valve and described hydrogen control valve by pipeline, and described hydrogen control valve is connected with described driving engine by pipeline.
Alcohol-hydrogen mixed-combustion engine of the present utility model can carry out the part and repack on existing driving engine.Alcohol-hydrogen mixed-combustion engine of the present utility model is mixed hydrogen burning by making Aalcohols fuel, and engine operation stability is improved, and eliminates circulation and catches fire, and promotes the homogeneity of burning.This driving engine is obtained higher heat efficiency, better economic and environmental-protecting performance under the various working conditions of driving engine, compare its CO, HC, NO with engine petrol
XTo reduce more than 50%, compare its CO, HC, NO with the clean burn methanol-fueled engine
XAlso to reduce more than 20%.The application of the utility model alcohol and oxygen engine can make Aalcohols fuel occupy bigger proportion in the energy.
Description of drawings
Fig. 1 is the block scheme of alcohol-hydrogen mixed-combustion engine of the present utility model.
The specific embodiment
With reference to the accompanying drawings, describe the present invention in detail by most preferred embodiment of the present utility model.
Alcohol and hydrogen mixed combustion engine unit of the present utility model comprises that a driving engine 7, alcohol supplies with part A, a B of cracking hydrogen production system, an air and supply with portion C and ignition section D, and an electric controller 16.
Driving engine 7 is common automobile gasoline driving engine or diesel motors.
Alcohol is supplied with part A and is comprised a pure Fuel Tank 1, Aalcohols fuel wherein is housed, as methyl alcohol, ethanol etc.The outlet of this alcohol Fuel Tank 1 is by pure mechanical pump 2 of plumbing connection.Fil 3 of plumbing connection is passed through in outlet at pure mechanical pump 2.Pure fuel in the alcohol Fuel Tank 1 is filtered via fil 3 by pure mechanical pump 2 pumpings and sends in the atomizer 6, infeeds driving engine 7.
Cracking hydrogen production part B comprises a schizolysis hydrogen production plant 20, and this schizolysis hydrogen production plant 20 can be a kind of existing pair of thermal source schizolysis hydrogen production plant, as by the disclosed schizolysis hydrogen production plant of Chinese utility model patent ZL99257463.3.Schizolysis hydrogen production plant can insert a thermocouple 19, measures the temperature of reaction in the schizolysis hydrogen production plant.This temperature input electric controller 16 is so that make the flow of electric controller 16 according to the temperature conditioned air of reacting, alcohol, hydrogen.
Air is supplied with portion C and is comprised an airfilter 4, an air diverter valve 5.
Ignition section D comprises an ignition device 8 and a light-up plug 9.This ignition section is an available engine ignition system commonly used.
Exhaust system E comprises noise silencer 18 and tail gas control cock 22, and a part of tail gas enters methanol pyrolyzer 20 for tail gas control cock 22 and reclaims heat.Another part tail gas is directly discharged from freeing pipe via noise silencer 18.
Air diverter valve 5 in the device of the present utility model, pure mechanical pump 2, hydrogen control valve 15 are connected with electric controller 16 respectively.Flow according to the order control air of electric controller 16, alcohol, hydrogen.
Alcohol-hydrogen mixed-combustion engine of the present utility model is worked as follows:
Pure fuel is added pure Fuel Tank 1, and pure fuel divides two-way after coming out from pure Fuel Tank.One the tunnel after pure mechanical pump 2 and fil 3 enter atomizer 6, and mix through airfilter 4 cleaned air passes.Another road alcohol enters alcohol cracker 20 through pure motor-drive pump 11 pressure-raisings through fil 12, EFI mouth 21.Hydrogen and carbon monoxide gas that alcohol generates after the cracking behind storage tank 13, gas solenoid valve 14, hydrogen control valve 15, enter engine air inlet tube, enter in the lump in the driving engine 7 with mixing from the pure and mild air Mixture of carburettor.
From the electricity of storage battery, through high-tension coil 8 and light-up plug 9 discharges, pure fuel, air and the hydrogen mixed gas of the atomizing of igniting.Waste gas behind the mixture combustion, through tail gas control cock 22, a part enters alcohol cracker 20, reclaims heat.Part tail gas is through bypass and enter silencer 18 after the alcohol cracker tail gas discharged is assembled.Tail gas is emptying behind silencer.
From the tach signal of electrical generator 10, import automatically controlled plate 16, be converted to electric signal through automatically controlled plate, input air control cock 5 reaches regulating control air addition.
From the temperature signal of thermocouple 19, import automatically controlled plate 16, be converted to electric signal through automatically controlled plate, import pure motor-drive pump 11, EFI mouth 21, gas solenoid valve 14 and hydrogen control valve 15 respectively and reach stable hydrogen manufacturing.
Alcohol and hydrogen mixed combustion engine unit of the present utility model can be used as a kind of new engine installation manufacturing and produces, and also can transform to form on existing engine petrol device or diesel motor device.Though the utility model has been described in detail with reference to above-mentioned most preferred embodiment, the improvement in the utility model spirit scope, remodeling are also in protection domain of the present utility model.
Claims (5)
1. alcohol and hydrogen mixed combustion engine unit, comprise a vehicular engine (7), a pure part of the fuel supply (A), an air is supplied with part (C), ignition section (D), with a discharge portion (E), described pure part of the fuel supply (A) comprises a pure Fuel Tank (1), Aalcohols fuel wherein is housed, the outlet of described pure Fuel Tank (1) is by a pure mechanical pump of plumbing connection (2), a fil of plumbing connection (3) is passed through in outlet at pure mechanical pump (2), described fil (3) is connected with described driving engine (7) by a pipeline and an atomizer (6), it is characterized in that described engine installation also comprises a cracking hydrogen production part (B), described hydrogen cracking section (B) comprises a cracking hydrogen production device (20), a gas tank (13), a gas solenoid valve (14) and a hydrogen control valve (15), the upstream of described cracking hydrogen production device (20) is connected with described pure Fuel Tank (1) by pipeline, described cracking hydrogen production device (20) is connected with described gas tank (13) by pipeline, described gas tank (13) is connected with described gas solenoid valve (14) and described hydrogen control valve (15) by pipeline, and described hydrogen control valve (15) is connected with described driving engine (7) by pipeline.
2. according to the described engine installation of claim 1, it is characterized in that described cracking hydrogen production device (20) is a two thermal source schizolysis hydrogen production plant, the waste gas that described driving engine (7) is discharged is sent into the heating source of described cracking hydrogen production device (20) as cracking reaction to a part of tail gas through a tail gas control cock (22).
3. according to the described engine installation of claim 1, it is characterized in that described air diverter valve (5), described pure mechanical pump (2) and described hydrogen control valve (15) are connected the flow of control air, alcohol, hydrogen with an electric controller (16).
4. according to the described engine installation of claim 1, it is characterized in that the pure fuel that described pure container (1) is equipped with is methyl alcohol.
5. according to the described engine installation of claim 1, it is characterized in that the pure fuel that described pure container (1) is equipped with is ethanol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264043 CN2494771Y (en) | 2001-09-27 | 2001-09-27 | Alcohol and hydrogen mixted combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01264043 CN2494771Y (en) | 2001-09-27 | 2001-09-27 | Alcohol and hydrogen mixted combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2494771Y true CN2494771Y (en) | 2002-06-12 |
Family
ID=33671423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01264043 Expired - Fee Related CN2494771Y (en) | 2001-09-27 | 2001-09-27 | Alcohol and hydrogen mixted combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2494771Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100425909C (en) * | 2006-01-20 | 2008-10-15 | 衣龙金 | Burner with alcohol chemical energy heat outputting |
| CN104612861A (en) * | 2014-07-15 | 2015-05-13 | 李子京 | Methanol-hydrogen fuel engine |
| CN106194512A (en) * | 2016-08-12 | 2016-12-07 | 华中科技大学 | A kind of methanol decomposition reactor control system |
| CN106246416A (en) * | 2016-08-26 | 2016-12-21 | 华中科技大学 | A kind of alcohol hydrogen dynamical system utilizing engine exhaust heat |
| CN110273790A (en) * | 2019-06-20 | 2019-09-24 | 深圳瑞科天启科技有限公司 | The methanol engine system and its operating method of a kind of hydrogen from methyl alcohol as detonator |
| CN111197532A (en) * | 2020-01-09 | 2020-05-26 | 杰锋汽车动力系统股份有限公司 | Hydrogen/methanol composite fuel engine |
-
2001
- 2001-09-27 CN CN 01264043 patent/CN2494771Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100425909C (en) * | 2006-01-20 | 2008-10-15 | 衣龙金 | Burner with alcohol chemical energy heat outputting |
| CN104612861A (en) * | 2014-07-15 | 2015-05-13 | 李子京 | Methanol-hydrogen fuel engine |
| CN104612861B (en) * | 2014-07-15 | 2017-02-01 | 宁波吉宏醇氢动力技术有限公司 | Methanol-hydrogen fuel engine |
| CN106194512A (en) * | 2016-08-12 | 2016-12-07 | 华中科技大学 | A kind of methanol decomposition reactor control system |
| CN106194512B (en) * | 2016-08-12 | 2019-01-29 | 华中科技大学 | A kind of methanol decomposition reactor control system |
| CN106246416A (en) * | 2016-08-26 | 2016-12-21 | 华中科技大学 | A kind of alcohol hydrogen dynamical system utilizing engine exhaust heat |
| CN106246416B (en) * | 2016-08-26 | 2019-01-29 | 华中科技大学 | A kind of alcohol using engine exhaust heat-hydrogen dynamical system |
| CN110273790A (en) * | 2019-06-20 | 2019-09-24 | 深圳瑞科天启科技有限公司 | The methanol engine system and its operating method of a kind of hydrogen from methyl alcohol as detonator |
| CN111197532A (en) * | 2020-01-09 | 2020-05-26 | 杰锋汽车动力系统股份有限公司 | Hydrogen/methanol composite fuel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |