CN100441949C - Alcohol group liquid fuel burner - Google Patents
Alcohol group liquid fuel burner Download PDFInfo
- Publication number
- CN100441949C CN100441949C CNB2005100024825A CN200510002482A CN100441949C CN 100441949 C CN100441949 C CN 100441949C CN B2005100024825 A CNB2005100024825 A CN B2005100024825A CN 200510002482 A CN200510002482 A CN 200510002482A CN 100441949 C CN100441949 C CN 100441949C
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- CN
- China
- Prior art keywords
- liquid fuel
- alcohol group
- group liquid
- fuel burner
- gas generator
- Prior art date
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Abstract
The present invention relates to an alcohol group liquid fuel combustor which is composed of a gas generator, a combustion cavity, a flame nozzle, an air chamber and an igniter. The structural design of the combustor of the present invention is reasonable, and the whole reaction process is carried out under the control of Ni-K/Al2O3. SiO2 catalysts by using environmental-protection alcohol group liquid fuel. Thereby, the present invention can realize double goals of environmental protection and heat value enhancement. By popularizing and applying the present invention, the state of the short supply of petroleum energy resources at present can be relieved.
Description
Technical field
The present invention relates to burner, relate to a kind of alcohol group liquid fuel burner that is suitable for using new forms of energy in more detail.
Background technology
Burner is widely used in industry, agricultural, transportation and the daily life, in burners in prior, the burner of using gases fuel is arranged, and the burner that uses solid fuel is arranged, and uses the fluid combustion device in addition.For example, in the prior art, the utility model name is called " a kind of light hydrocarbon liquid burner ", and it mainly comprises shell, inner core, gasification pipe, shower nozzle and igniter etc.It is characterized in that shell 5 and inner core 4 are the tubular of upper and lower opening, inner core 4 is positioned at burner housing 5 central authorities, crater 6 is located in shell 4 upper sheds, shower nozzle 1 is installed in the below of inner core 4 under sheds, igniter 2 is located at the top of shower nozzle 1, gasification pipe 3 curves the frame structure of column dome formula, and fixed cage is outside tubular inner core 4, and shell 5 is enclosed within outside the gasification pipe 3 again.Fuel carries out the high temperature heating by the gasification pipe in self burner high temperature district, and fully gasification is decomposed the diolefin composition in the lighter hydrocarbons, thereby reached the not carbon distribution of gasification pipe, shower nozzle when fuel combustion, nonclogging purpose.In addition, this burner structure compactness, rationally distributed is modern restaurant, the optimal burner in dining room.The light hydrocarbon liquid but the suitable light hydrocarbon liquid of this burner acts as a fuel.In the prior art, application number is 00225422.0, the utility model name is called: " can obtain flat at any angle flame liquid burner ", it is characterized in that burner is a tubular body, at the tubular body tail end fuel and atomizing steam are inserted body, the front end of fuel(l)ing oil hose connects the outer socket atomizing steam pipe of oily steam mixer fuel(l)ing oil hose, and the atomizing steam pipe is connected with nozzle set by an adapter sleeve, and the mesh shower nozzle is fixed on the burner front end by nozzle set.The utility model is improved combustion position effectively, has improved efficiency of combustion, greatly reduces CO, SO#-[3 that burning generates simultaneously], the NOx discharge capacity.But this utility model complex structure still is not suitable for adopting alcohol-group liquid to act as a fuel.So far the burner that acts as a fuel with alcohol-group liquid fails to apply, and tracing it to its cause mainly is that the structural design of burner is unreasonable, cause aflame pernicious gas to fail fully burning, and the low heat value of fuel influences result of use.
Summary of the invention
The objective of the invention is, design a kind of alcohol group liquid fuel burner that uses environmental protection and improve calorific value.Burner structure of the present invention is reasonable in design, uses the environment-friendly type alcohol radical liquid fuel in addition, can make whole combustion reaction processes all at Nl-K/Al
2O
3SlO
2Carry out the dual purpose that can realize using environmental protection and improve calorific value under the catalyst control.
Alcohol group liquid fuel burner of the present invention has thermal efficiency height, and the environmental protection non-environmental-pollution is based on following chemical equation:
The cracking reaction of methyl alcohol: CH
3OH → CO+2H
2+ 90.5KJ/moL
Methanol steam reforming reaction: CH
3OH+H
2O → CO
2+ 3H
2+ 49.4KJ/moL
Being not difficult to find out that by above-mentioned two formulas methanol steam reforming reaction has got a hydrogen more, is exothermic reaction owing to CO and steam conversion again, the heat of vaporization of the dissociated methanol steam 41.1KJ that also descended.Practical effect shows, environment-friendly type alcohol radical liquid fuel water content can obtain best Energy Efficiency Ratio at 7.6% o'clock, the thermal efficiency of environment-friendly type alcohol radical liquid fuel and the thermal efficiency ratio of diesel oil are 1.4: 1, and fire emission is well below the permission discharge standard of national regulation.
A kind of alcohol group liquid fuel burner of the present invention is made up of five parts such as gas generator, combustion chamber, nozzles, air compartment, igniter.
Gas generator is arranged on the combustion chamber center cleverly, its effect is: the methanol fuel that utilizes the Pintsch process water mixing in the combustion chamber, fuel gas is transformed to carbon monoxide and hydrogen by catalyst layer, set up the vortex mixed gas passage, the rotation direction air stream phase mutual interference of avoiding porous to blow out.Because described gas generator is to make with the 1Cr25Ni2OSi2 material, it be resistant to elevated temperatures alloy material be again the catalyst of methanol steam cracking carbon monoxide and hydrogen.On structure was provided with, the gas generator body was threaded with at the bottom of the combustion chamber, and the combustion chamber that the momentum elimination thermal expansion that utilization is threaded causes bursts.The gas generator cavity design becomes two sections, and cone is pegged graft and can the big temperature difference heat of blocking-up partly be conducted, and has guaranteed the generation condition of high temperature section cracking gas, low-temperature zone not burning distortion, but the dilatancy that interface free adjustment different temperatures causes.Gas jet orifice and the conrotatory of rotation direction air vent help the gaseous mixture mixing to intersecting, and also avoid air to be blown into the generator chamber and produce detonation.Lower floor's spray orifice of gas generator is lower than the rotation direction air vent with parallel at the bottom of the combustion chamber, flame stabilization when helping the burner preheating.The upper strata spray orifice of gas generator is higher than the rotation direction air vent, does not produce detonation when both guaranteeing preheating, and enough combustion gas spray volumes are arranged when guaranteeing high-power burning again.
Vortex combustion chamber of the present invention, its material adopt RQTSi-5.5 heatproof spheroidal graphite cast-iron, and internal chamber wall scribbles Al
2O
3Catalyst coat, it and gas generator have been formed annular combustion gas and air hybrid channel.Apart from the bottom 10 millimeters to locate to bore row's diameter be the eccentric 20mm air vent of 5.6mm, be tangential on the outer wall of cylindrical gas generator.Under the blast of 1Kpa, produce an air mixture stream that is rotated counterclockwise.
Bocca of the present invention is positioned at the top in previous combustion chamber, and its shape is like the bowl of the no end that back-off, with high temperature combustors of the common composition of combustion chamber.Even and the consistent in density of bocca wall thickness is avoided because of existing inconsistent the causing of the coefficient of expansion such as pore to burst.The bocca diameter is greater than or equals the combustion chamber diameter, avoids making flame instability because of the trunnion phenomenon.Nozzles chamber internal diameter is greater than more than the combustion chamber internal diameter 30mm, effectively strikes with the gas-flow centrifugal force that guarantees rotation to promote burning on the catalyst.
The shape of air compartment of the present invention is the connector of burner assembly like a flowerpot.Dock with combustion chamber the bottom, forms air compartment.Top and bocca are pegged graft, the air-tightness of the combustion chamber when guaranteeing concentricity and being in high temperature.The bottom is an air inlet, is connected with middle drum pressure blower fan with volume damper by gas thread.
Ignition of the present invention is similar to the spark plug of gasoline engine, and comparing with the spark plug of gasoline engine does not have the little bent plate of bonding level, and high tension spark is jumped out to circumferential edge by newel.The air vent air channel will be avoided in the ignition installation site, and bonding level apical margin will exceed 3-5 millimeter at the bottom of the combustion chamber, avoids fuel with electric pole short circuit.
The present invention has following superior effect:
1. alcohol group liquid fuel burner of the present invention has solved the bottleneck problem that concerned countries standard (GB16663-96) is difficult to promote, the discharge capacity of formaldehyde, methyl alcohol, nitrogen oxide is well below the discharge standard that country allows, and can make the methyl alcohol of wide material sources do alternative fuel and become a reality.The formaldehyde emissions standard that country allows is 25mg/m
3, use alcohol group liquid fuel burner of the present invention, its discharge capacity is 0.025mg/m
3, environment protecting is obvious especially.
2. alcohol group liquid fuel burner of the present invention uses the primes in alcohol-group fuel and the concerned countries standard to compare, and the thermal efficiency has improved 36%.
3. the present invention is with coal system methanol production alcohol radical liquid fuel, and it is the effective way that coal makes full use of.It is to implement the strategic choice that coal substitutes oil that fertilizer enterprises is produced methanol fuel, and can significantly improve the comprehensive utilization ratio of coal.。
Description of drawings
Fig. 1 is an alcohol group liquid fuel burner internal structure cross-sectional schematic of the present invention
Wherein:
1-gas generator 2-bocca
3-sealant layer 4-combustion chamber coating
5-burning cavity 6-rotation direction air vent
Spray orifice under the 7-air compartment 8-combustion gas
9-cartridge joint 10-cartridge
11-fresh air inlet 12-air stream
13-ignition 14-fuel conductor
Spray orifice in the 15-catalyst layer 16-combustion gas
The combustion gas mixing air-flow of 17-vaporising fuel 18-rotation
19-vortex combustion chamber 20-nozzles chamber
The 21-bocca
The specific embodiment
Introduce embodiments of the invention below in conjunction with Figure of description.
The top of bocca 2 seats alcohol radical liquid fuel calcinatory of the present invention, its lower edge contacts with the annular lip of burning cavity 5.Bocca 2 adopts not the mode of sintering ramming to make by following composite material, and its composite material is by weight by 60%Al
2O
3Aggregate, 30%Al
2O
3Fine powder, 9% mild-clay, 1% ordinary cement are used xNa
2OySiO
2Bond mixes together, and is mixed on the technology to hold to pinch and can agglomeratingly be advisable.The making of bocca can also be adopted not sintering pouring procedure manufacturing, and its prescription is 70%Al
2O
3Aggregate, 28%Al
2O
3Fine powder, 2% mild-clay, make cement with trimerization phosphorus sodium water solution.
Gas generator 1 is positioned at the middle part of burning cavity 5, and gas generator 1 adopts whole segmentation cone connected structure, as shown in Figure 1 between the two sections crack to help the thermal expansion of temperature when high.Burning cavity 5 is between bocca 2 and air compartment 7, and air stream 12 enters vortex combustion chamber 19 by fresh air inlet 11, rotation direction air vent 6.Gas generator 1 is provided with in the combustion gas spray orifice 8 under the spray orifice 16 and combustion gas, and their height angle cooperates with rotation direction air vent 6 rotation directions, and rotation direction air vent 6 and gas generator 1 cylindrical edge is tangentially parallel, helps the mixing and burning of gaseous mixture.The bottom of gas generator 1 of the present invention is adopted with the bottom of burning cavity 5 and is threaded, to guarantee the strong bonded of the two, gas generator 1 adopts the 1Cr25Ni20Si2 material, and dress spheric catalyst 15 helps the cracking burning and the environmental protection of vaporising fuel in its chamber.
It during the gas generator operate as normal a scorching hot body of high temperature, initially need preheating, under hot condition, fuel enters in gas generator 1 chamber via cartridge 10, cartridge joint 9, fuel conductor 14 and gasifies, vaporising fuel 17 passes the 15 further cracking of ball shape catalyst layer in the cracking of gas generator cavity segment, by 16 times fumaroles of last fumarole, 8 counterclockwise rotation direction spirt combustion chambers 19.
1kPa air stream 12 enters air compartment 7 via fresh air inlet 11, blows into combustion chamber 19 by rotation direction air vent 6 counterclockwise rotation directions again, gas-flow and the air stream combustion gas mixing air-flow 18 that formation is rotated in combustion chamber 19.The combustion gas mixing air-flow of rotation has a centrifugal force, this centrifugal force forces the combustion gas mixing air-flow and scribbles catalyst layer 4 surperficial contact crackings, leave the moment of combustion chamber when the combustion gas mixing air-flow rotates to rise, this combustion gas mixing air-flow will strike with bigger centrifugal force and finish last cracking combustion process on the nozzles cavity wall 20.
Claims (10)
1. alcohol group liquid fuel burner: this device comprises: gas generator (1), burning cavity (5), bocca (2), air compartment (7), ignition (13), cartridge (10) and cartridge joint (9), it is characterized in that: bocca (2) top has bocca (21), the top edge of burning cavity (5) contacts with the bottom of bocca (2), the lower limb of burning cavity (5) and the half the circumference of the sleeve where it joins the shoulder inner stopper of air compartment (7) are pegged graft, gas generator (1) with the burning cavity (5) bottom by being threaded, ignition (13) is arranged between two air vents of burning cavity (5) bottom sides on the position, fresh air inlet (11) is arranged at air compartment (7) bottom, and cartridge joint (9) and fuel conductor (14) adopt with gas generator (1) bottom and be threaded.
2. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: gas generator (1) adopts the 1Cr25Ni20Si2 material to make.
3. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: spray orifice (16) in spray orifice under the rotation direction combustion gas (8) and the combustion gas is set on gas generator (1) sidewall.
4. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that; On burning cavity (5) sidewall single a plurality of air vent with rotation direction (6) is set.
5. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: gas generator (1) adopts whole segmentation cone connected structure.
6. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: bocca (2) outer rim and air compartment (7) inner edge are pegged graft and partly are coated with sealant layer (3).
7. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: dress spheric catalyst layer (15) in gas generator (1) chamber.
8. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: the bonding level apical margin of ignition (13) exceeds the bottom 3-5 millimeter of burning cavity (5).
9. according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: bocca (2) is used 60%Al
2O
3Aggregate, 30%Al
2O
3Fine powder, 9% mild-clay, 1% ordinary cement are used xNa
2OySiO
2Bond mixes to stir to be made.
10, according to the described alcohol group liquid fuel burner of claim 1, it is characterized in that: gas generator (1) and burning cavity (5) are formed vortex combustion chamber (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100024825A CN100441949C (en) | 2005-01-24 | 2005-01-24 | Alcohol group liquid fuel burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100024825A CN100441949C (en) | 2005-01-24 | 2005-01-24 | Alcohol group liquid fuel burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1632375A CN1632375A (en) | 2005-06-29 |
| CN100441949C true CN100441949C (en) | 2008-12-10 |
Family
ID=34852963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100024825A Expired - Fee Related CN100441949C (en) | 2005-01-24 | 2005-01-24 | Alcohol group liquid fuel burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100441949C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966984B (en) * | 2012-12-17 | 2015-08-12 | 山西华顿实业有限公司 | Alcohol-group fuel cleans gasified burning cooking utensils |
| CN104949117B (en) * | 2015-07-08 | 2017-03-29 | 宁安市东京城镇植忠常压锅炉厂 | High-efficient energy-saving environment friendly alcohol-based fuel burner |
| CN108826286A (en) * | 2018-07-30 | 2018-11-16 | 杜治安 | A kind of alcohol based burning machine with efficient burning |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128894A (en) * | 1996-12-19 | 2000-10-10 | Asea Brown Boveri Ag | Method of operating a burner |
| CN2460870Y (en) * | 2000-08-12 | 2001-11-21 | 湖南吉祥燃烧器股份有限公司 | Flat flame liquid burner capable of obtaining any angle |
| JP2001336709A (en) * | 2000-05-26 | 2001-12-07 | Mitsubishi Electric Corp | Combustion equipment |
| CN2504501Y (en) * | 2001-09-25 | 2002-08-07 | 姜馥泉 | Light hydrocarbon liquid burner |
| JP2003083535A (en) * | 2001-09-07 | 2003-03-19 | Mitsubishi Electric Corp | Combustion equipment |
| CN1451907A (en) * | 2002-04-15 | 2003-10-29 | 张鹏飞 | Special burner for alcohol based liquid fuel |
| CN2784753Y (en) * | 2005-01-24 | 2006-05-31 | 张鹏飞 | Combustor with alcohol base liquid fuel |
-
2005
- 2005-01-24 CN CNB2005100024825A patent/CN100441949C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6128894A (en) * | 1996-12-19 | 2000-10-10 | Asea Brown Boveri Ag | Method of operating a burner |
| JP2001336709A (en) * | 2000-05-26 | 2001-12-07 | Mitsubishi Electric Corp | Combustion equipment |
| CN2460870Y (en) * | 2000-08-12 | 2001-11-21 | 湖南吉祥燃烧器股份有限公司 | Flat flame liquid burner capable of obtaining any angle |
| JP2003083535A (en) * | 2001-09-07 | 2003-03-19 | Mitsubishi Electric Corp | Combustion equipment |
| CN2504501Y (en) * | 2001-09-25 | 2002-08-07 | 姜馥泉 | Light hydrocarbon liquid burner |
| CN1451907A (en) * | 2002-04-15 | 2003-10-29 | 张鹏飞 | Special burner for alcohol based liquid fuel |
| CN2784753Y (en) * | 2005-01-24 | 2006-05-31 | 张鹏飞 | Combustor with alcohol base liquid fuel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1632375A (en) | 2005-06-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081210 Termination date: 20180124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |