CN104033897A - High-temperature pyrolysis combustor - Google Patents
High-temperature pyrolysis combustor Download PDFInfo
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- CN104033897A CN104033897A CN201410235274.9A CN201410235274A CN104033897A CN 104033897 A CN104033897 A CN 104033897A CN 201410235274 A CN201410235274 A CN 201410235274A CN 104033897 A CN104033897 A CN 104033897A
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Abstract
The invention provides a high-temperature pyrolysis combustor. The high-temperature pyrolysis combustor comprises a liquid methyl alcohol storage drum, a vaporizing chamber, a computer controller, a pyrolysis ring, a sting-out nozzle and an air adjusting piece. The pyrolysis ring is formed by winding high-temperature-resistant metal capillary tubes; the vaporizing chamber is formed by winding metal tubes or fin metal tubes, and the tubes are surrounded by metal drums; a methyl alcohol pump is communicated between the liquid methyl alcohol storage drum and a metal tube inlet of the vaporizing chamber; the pyrolysis ring is arranged under the vaporizing chamber, the sting-out nozzle is arranged under the pyrolysis ring, and the air adjusting piece is arranged below the sting-out nozzle; a metal tube outlet of the vaporizing chamber is communicated with a metal capillary tube inlet of the pyrolysis ring, and outlets of the metal capillary tubes of the pyrolysis ring are communicated with the sting-out nozzle; a heating device is arranged on the metal tubes of the vaporizing chamber, and the computer controller is connected with the methyl alcohol pump, the heating device and an ignition device of the sting-out nozzle. The high-temperature pyrolysis combustor improves the heat value ratio and is environmentally friendly and free of pollution.
Description
Technical field
The present invention relates to a kind of burner, relate in particular to a kind of methyl alcohol Pintsch process burner.
Background technology
Methyl alcohol wide material sources, abundance, it is to be transformed from coal, oil, natural gas, tangerine bar etc., low price, combustion cleaning.Existing country has been decided to be clean energy resource methanol fuel and has encouraged to promote at automobile and burning industry.On market, methyl alcohol is done to cooking range table application behind fuel You restaurant, hotel, also have and apply on boiler.
Methyl alcohol application technology in burning industry in existing market has two kinds, and the one, spray burning, the 2nd, vaporization combustion.Spray burning is exactly with a conduit, constantly to allow methyl alcohol flow to bocca place methyl alcohol to be lighted and with blower fan, blows afterwards, and flame has half meter high.The cooking range table application behind the shop of spilling of this form is more.Market also has a kind of applying on boiler of ethanol combustor of crying, and is also spray burning principle, is furnished with methanol pump and blower fan on burner, on firn-jet head, by an atomising device, lights and with blower fan one, blows afterwards, occurs the flame of several meters long, is well suited for old boiler applications.Vaporization combustion is as the term suggests be exactly methyl alcohol to be become to gas reburning burn.There is a kind of burner principle of vaporizing exactly, methyl alcohol is flow in burner to point to be used blower fan and blows, on burner, having a bocca is cylinder iron to cast, and centre is that the empty methyl alcohol that allows flows through from this, and the bocca cast iron for a moment that burns will produce high temperature burning the methyl alcohol vaporizing flowing through from this again.(the just vaporization of methyl alcohol 64 degree) gone 64 degree methyl alcohol constantly to have become gas combustion as long as bocca temperature surpasses.The length of flame of vaporization combustion ejection is shorter than atomization, and flame temperature, also than the height of atomization, therefore, is also economized with fuel.But no matter be spray burning or vaporization combustion at present, all have the defect that calorific value is lower.
Summary of the invention
The object of the invention is to solve the defect that above-mentioned prior art exists, provide a kind of methyl alcohol combustion heat value than relatively high Pintsch process burner.
A Pintsch process burner, comprises liquid methanol storing barrel, vaporizer, computer controller, cracking circle, bocca, air-regulating plate; Described cracking circle is illegally occupied and is formed by refractory metal capillary; Described vaporizer is illegally occupied and is formed by metal tube or fin metal tube, and pipe is outer has metal drum to surround; Between described methyl alcohol storing barrel and the metal tube entrance of vaporizer, be communicated with methanol pump, cracking circle be arranged on vaporizer under, bocca be arranged on cracking circle under, air-regulating plate is arranged on the below of bocca; The metal tube outlet of described vaporizer is communicated with the metal capillary entrance of cracking circle, and the outlet of the metal capillary of cracking circle is communicated with bocca; On the metal tube of vaporizer, be provided with heater, described computer controller is connected with the igniter of methanol pump, heater, bocca.
Further, Pintsch process burner as above is connected with non-return valve between the metal tube entrance of methanol pump and vaporizer.
Further, Pintsch process burner as above, is provided with temp probe in described vaporizer, and this temp probe is connected with computer controller.
Further, Pintsch process burner as above, air-regulating plate comprises upper and lower two sheet metals with holes, lower sheet metal Yi Qi center is that axle is rotatable, during lower sheet metal rotation, forms dislocation with the hole on upper sheet metal.
Further, Pintsch process burner as above, comprises metal cylinder, and described cracking circle, bocca, air-regulating plate are fixed in metal cylinder.
Further, Pintsch process burner as above, described cracking circle, bocca, air-regulating plate, metal cylinder form one group of combustion zone, and the below of vaporizer is provided with the described combustion zone of many groups, and the metal capillary of the cracking circle of every group of combustion zone is communicated with the metal tube outlet of vaporizer respectively.
Beneficial effect:
Energy-conservation: to have increased substantially calorific value, than above atomization and two kinds of combustion system fuel ratios of vaporization, can save energy more than 50%.
Reduce discharging environmental protection: when the present invention is burnt, gas has most of hydrogen composition, so sufficient combustion, composition after burning is single is exactly carbon dioxide and water, and super polar ring guarantor, without any pernicious gas.
Calorific value is high: because cracking goes out the gaseous mixture of a part of hydrogen, the calorific value after burning is more high than like product.
Accompanying drawing explanation
Fig. 1 is Pintsch process burner structure schematic diagram of the present invention;
Fig. 2 is combustion zone structural representation.
The specific embodiment
For making the object, technical solutions and advantages of the present invention clearer, below technical scheme in the present invention be clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Can there is conversion reaction by special-purpose catalyst in the steam of first alcohol and water, generate hydrogen and the carbon dioxide of chemical ratios, chemical equation CH under higher than 200 ℃ of temperature conditions
4o+H2O → CO
2+ H
2.Because combustion of hydrogen calorific value is high, abundant again, if can allow methanol decomposition go out hydrogen and apply in reality, that will be significantly energy-conservation, environmental protection.Can be due to the price of catalyst for preparing hydrogen, service condition, determines when a large amount of purifying hydrogen of hydrogen, can to apply service life, so restricting in automobile and burning industry, applies.
But methyl alcohol also has another character, more than high temperature 800 degree, same cleavable hydrogen and carbon dioxide.In other words we are placed on methanol gas the gaseous mixture that the place that surpasses 800 degree just can cracking goes out a large amount of hydrogen, and such gaseous mixture again burning meeting increases substantially than methanol gas combustion heat value, significantly energy-conservation.Have a large amount of hydrogen to occur that burning meeting is abundant especially, almost discharging composition is exactly carbon dioxide and water, and that is by super environmental protection.Based on this, the present invention develops and a kind ofly can cracking go out the methanol decomposition burner of hydrogen, thereby allows the calorific value ratio of methyl alcohol be improved fully.Methyl alcohol Pintsch process burning of the present invention is cracking burning, and the fuel of use is methyl alcohol, is the gaseous mixture that cracking goes out a part of hydrogen during Actual combustion, should belong to fuel modifying combustion.
Fig. 1 is Pintsch process burner structure schematic diagram of the present invention, and as shown in Figure 1, Pintsch process burner provided by the invention, comprises liquid methanol storing barrel 1, vaporizer 3, computer controller, cracking circle 4, bocca 6, air-regulating plate 7; Described cracking circle 4 is illegally occupied and is formed by refractory metal capillary; Described vaporizer 3 is illegally occupied and is formed by metal tube or fin metal tube, and pipe is outer has metal drum to surround; Between described methyl alcohol storing barrel 1 and the metal tube entrance of vaporizer 3, be communicated with methanol pump 2, cracking circle 4 be arranged on vaporizer 3 under, bocca 6 be arranged on cracking circle 4 under, air-regulating plate 7 is arranged on the below of bocca 6; The metal tube outlet of described vaporizer 3 is communicated with the metal capillary entrance of cracking circle 4, and the outlet of the metal capillary of cracking circle 4 is communicated with bocca 6; On the metal tube of vaporizer 3, be provided with heater, described computer controller is connected with the igniter of methanol pump 2, heater, bocca 6.
Operation principle: first, computer controller is controlled the heater in vaporizer 3, the interior metal tube of vaporizer 3 or fin metal tube temperature are raise, when temperature is elevated to liquid methyl alcohol can be converted to the methyl alcohol of gaseous state time, computer controller is controlled methanol pump 2 and is opened, liquid methanol in methyl alcohol storing barrel 1 is under the effect of methanol pump 2, be pumped in the metal tube or fin metal tube referring in vaporizer 3, then under the effect of heater, liquid methanol vaporization, methyl alcohol after vaporization is passed in the metal capillary of cracking circle 4, finally pass into bocca 6, while computer controller control impuls ignition electrode, make from the methanol gas burning of bocca 6 ejections, now bocca burning is methyl alcohol vaporizing burning, because cracking circle does not have temperature while starting, after burner combustion certain hour to be painted, because cracking circle is arranged on flame location place, bocca China and foreign countries, gradually, the temperature of cracking circle raises gradually and enters the condition of high temperature, now, cracking circle is just cracked into hydrogen and carbon dioxide by the methanol gas passing into from vaporizer 3, after this, what bocca burnt is exactly hydrogen.On the other hand, when bocca 6 burning, in metal tube in vaporizer 3 or fin metal tube, also heated simultaneously, now, just no longer need heater to vaporize to the liquid methanol in vaporizer 3, but just can be by methyl alcohol vaporizing, now by the temperature of self, computer controller is controlled heater and is turn-offed, and stops by heater, metal tube or fin metal tube being heated.
Further, Pintsch process burner as above is connected with non-return valve 8 between methanol pump 2 and the metal tube entrance of vaporizer 3.Non-return valve 8 is placed on after methanol pump 2, prevents that the violent swollen turgor pressure power of vaporizer 3 bog is greater than methanol pump 2 and pushes away fuel pressure and make gas reflux cause pump housing idle running to the pump housing, and makes to supply the unstable of fuel.
Further, Pintsch process burner as above, is provided with temp probe in described vaporizer 3, and this temp probe is connected with computer controller.
Particularly, described temp probe is for detection of the temperature of the heater heating interior metal tube of vaporizer 3 or fin metal tube, and when temperature reaches demand, computer controller is controlled methanol pump 2 and opened.
Further, Pintsch process burner as above, air-regulating plate 7 comprises upper and lower two sheet metals with holes, lower sheet metal Yi Qi center is that axle is rotatable, during lower sheet metal rotation, forms dislocation with the hole on upper sheet metal.
Particularly, air-regulating plate 7 is comprised of the porous metals sheet of two equal sizes.Above one be to be fixed in metal cylinder, to play fixedly bocca effect; Yi Zhangshiyi center is the rotatable sheet metal of axle below, and draught effect is played in hole.When the sheet metal when below rotates to an angle, the hole on the hole of sheet metal and sheet metal above will produce dislocation and misplace to be kept off always and sternly just there is no ventilation.Ventilation size can meet flame combustion optimum state.
Further, Pintsch process burner as above, comprises metal cylinder 5, and described cracking circle 4, bocca 6, air-regulating plate 7 are fixed in metal cylinder 5.
Further, Pintsch process burner as above, figure is as shown in 2, described cracking circle 4, bocca 6, air-regulating plate 7, metal cylinder 5 form one group of combustion zone, the below of vaporizer 3 is provided with the described combustion zone of many groups, and the metal capillary of the cracking circle 4 of every group of combustion zone is communicated with the metal tube outlet of vaporizer 3 respectively.
Described methyl alcohol cartridge 1 can determine the corresponding big or small barrel cage of configuration with fuel quantity according to user; Methanol pump 2 advances vaporizer by conduit methanol fuel.Supply fuel is controlled by computer controller how much.Vaporizer 3 is illegally occupied and is formed by metal tube or fin metal tube, has metal drum outside pipe.There are enough gaps to allow flame and high-temperature gas pass through from gap in the middle of metal tube and tube, thereby make the metal tube moment high temperature of illegally occupying, allow and advance the methyl alcohol vaporizing in metal tube and rise into high temperature methanol gas.On part metals pipe, having heater, is the use in order to start.Vaporization indoor location one temp probe is connected with computer controller.Cracking circle 4 is illegally occupied and is formed by refractory metal capillary, centre can by flame by becoming pipeloop.This cracking circle is to be placed on the middle flame envelope place that bocca jets out flames, and is flame temperature highest point, and normal combustion state cracking circle temperature is much larger than 1100 degree.Coming into Pintsch process circle, the high temperature methanol gas producing from vaporizer will cracking go out hydrogen.Metal cylinder 5 is used for fixing described bocca, cracking circle, air-regulating plate effect.Bocca 6 is lighted ejection the gaseous mixture after cracking.(during igniting, being by controller, to control igniting with pulse firing pin); Computer controller is comprised of computer board, temperature controller, high-voltage pulse igniter, display screen etc., can automatically realize user's layout instruction, and can change instruction by mobile phone remote monitoring and change.Combustion zone 10 is by a plurality of cracking shower nozzles, the combustion zone of multiple combination.
Operation principle:
1,, first power supply opening, the heating tube meeting automatic heating in vaporizer, automatically closes and heats when vaporizer is warmed up to design temperature.
2, when heating tube preheating reaches design temperature, computer automatically starts pump and pushes away fuel, now to push away fuel be that the burner of specializing in vaporizer heating uses gear data (methanol pump is set up voltage data for the large a small amount of of fuel by computer and regulated) to pump, and the at this moment cracking of the vaporizer below shower nozzle that burns first blazes up.Now burning is methyl alcohol vaporizing burning, because cracking circle does not have temperature while starting.China and foreign countries' flame of methyl alcohol vaporizing burning also can reach 1100 degree, cracking circle enters the condition of high temperature after several seconds, the gas passing through from cracking circle again will cracking goes out hydrogen partial raises flame temperature again, then cracking circle cracking amounts of hydrogen increases again until saturated after several seconds.
3, the metal coil pipe in vaporizer is warmed to the condition of high temperature under cracking burning shower nozzle heating state below very soon.The bottom metal coil temperature of vaporizer reaches 600 while spending, and computer is opened automatically towards combustion zone gas passage, and pump pushes away fuel dosage, starts combustion zone pulse firing, normal combustion simultaneously.
4,, after the burning of combustion zone, the cracking circle on each cracking burning shower nozzle can the normal cracking afterwards at more than 10 seconds.
5, the size of flame depends on that pump is how many for amount for the unit of fuel.
Atomization and vaporization combustion produce wash rice carbon in burning, so often there is stifled bocca phenomenon.It is combustion-supporting that atomization and vaporization combustion be unable to do without blower fan, and while needing firepower, hair-dryer air quantity strengthens, and wind speed improves and causes part methyl alcohol to have little time burning to be drained in gas, Here it is peppery eyes of total love that cook often says.When the present invention is burnt, gas has most of hydrogen composition, so sufficient combustion, composition after burning is single is exactly carbon dioxide and water, and super polar ring is protected, without any pernicious gas.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a Pintsch process burner, is characterized in that, comprises liquid methanol storing barrel (1), vaporizer (3), computer controller, cracking circle (4), bocca (6), air-regulating plate (7); Described cracking circle (4) is illegally occupied and is formed by refractory metal capillary; Described vaporizer (3) is illegally occupied and is formed by metal tube or fin metal tube, and pipe is outer has metal drum to surround; Between the metal tube entrance of described methyl alcohol storing barrel (1) and vaporizer (3), be communicated with methanol pump (2), cracking circle (4) be arranged on vaporizer (3) under, bocca (6) be arranged on cracking circle (4) under, air-regulating plate (7) is arranged on the below of bocca (6); The metal tube outlet of described vaporizer (3) is communicated with the metal capillary entrance of cracking circle (4), and the outlet of the metal capillary of cracking circle (4) is communicated with bocca (6); On the metal tube of vaporizer (3), be provided with heater, described computer controller is connected with the igniter of methanol pump (2), heater, bocca (6).
2. Pintsch process burner according to claim 1, is characterized in that, between methanol pump (2) and the metal tube entrance of vaporizer (3), is connected with non-return valve (8).
3. Pintsch process burner according to claim 1, is characterized in that, described vaporizer is provided with temp probe in (3), and this temp probe is connected with computer controller.
4. Pintsch process burner according to claim 1, is characterized in that, air-regulating plate (7) comprises upper and lower two sheet metals with holes, and lower sheet metal Yi Qi center is that axle is rotatable, during lower sheet metal rotation, forms dislocation with the hole on upper sheet metal.
5. Pintsch process burner according to claim 1, is characterized in that, comprises metal cylinder (5), and described cracking circle (4), bocca (6), air-regulating plate (7) are fixed in metal cylinder (5).
6. Pintsch process burner according to claim 5, it is characterized in that, described cracking circle (4), bocca (6), air-regulating plate (7), metal cylinder (5) form one group of combustion zone, the below of vaporizer (3) is provided with the described combustion zone of many groups, and the metal capillary of the cracking circle (4) of every group of combustion zone is communicated with the metal tube outlet of vaporizer (3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235274.9A CN104033897A (en) | 2014-05-30 | 2014-05-30 | High-temperature pyrolysis combustor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410235274.9A CN104033897A (en) | 2014-05-30 | 2014-05-30 | High-temperature pyrolysis combustor |
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|---|---|
| CN104033897A true CN104033897A (en) | 2014-09-10 |
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|---|---|---|---|
| CN201410235274.9A Pending CN104033897A (en) | 2014-05-30 | 2014-05-30 | High-temperature pyrolysis combustor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310308A (en) * | 2014-09-19 | 2015-01-28 | 金景达(北京)环保热力科技有限公司 | Multifunctional methanol splitting decomposition hydrogen production device |
| CN106744681A (en) * | 2016-12-08 | 2017-05-31 | 华中科技大学 | A kind of vehicle-mounted methanol cracking reactor control system |
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| CN1489670A (en) * | 2000-12-18 | 2004-04-14 | 雅马哈发动机株式会社 | Gas-fuel feeder of IC engine |
| CN2833352Y (en) * | 2005-04-22 | 2006-11-01 | 傅子续 | Gas nozzle |
| CN1945123A (en) * | 2006-09-22 | 2007-04-11 | 清华大学 | Alcohol gasifying reforming burning system for industria furnace |
| CN200958848Y (en) * | 2006-10-21 | 2007-10-10 | 张彦忠 | Gas heater |
| CN202598622U (en) * | 2012-04-06 | 2012-12-12 | 葛士群 | Alcohol-base fuel furnace end |
| CN203595120U (en) * | 2013-10-31 | 2014-05-14 | 葛士群 | High-temperature pyrolyzing combustor |
-
2014
- 2014-05-30 CN CN201410235274.9A patent/CN104033897A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1489670A (en) * | 2000-12-18 | 2004-04-14 | 雅马哈发动机株式会社 | Gas-fuel feeder of IC engine |
| CN2833352Y (en) * | 2005-04-22 | 2006-11-01 | 傅子续 | Gas nozzle |
| CN1945123A (en) * | 2006-09-22 | 2007-04-11 | 清华大学 | Alcohol gasifying reforming burning system for industria furnace |
| CN200958848Y (en) * | 2006-10-21 | 2007-10-10 | 张彦忠 | Gas heater |
| CN202598622U (en) * | 2012-04-06 | 2012-12-12 | 葛士群 | Alcohol-base fuel furnace end |
| CN203595120U (en) * | 2013-10-31 | 2014-05-14 | 葛士群 | High-temperature pyrolyzing combustor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104310308A (en) * | 2014-09-19 | 2015-01-28 | 金景达(北京)环保热力科技有限公司 | Multifunctional methanol splitting decomposition hydrogen production device |
| CN106744681A (en) * | 2016-12-08 | 2017-05-31 | 华中科技大学 | A kind of vehicle-mounted methanol cracking reactor control system |
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Application publication date: 20140910 |