CN201246736Y - Biological oil combustion apparatus - Google Patents
Biological oil combustion apparatus Download PDFInfo
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- CN201246736Y CN201246736Y CNU2008200450450U CN200820045045U CN201246736Y CN 201246736 Y CN201246736 Y CN 201246736Y CN U2008200450450 U CNU2008200450450 U CN U2008200450450U CN 200820045045 U CN200820045045 U CN 200820045045U CN 201246736 Y CN201246736 Y CN 201246736Y
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Abstract
The utility model discloses a bio-oil combustion device, comprising an oil tank, an atomizing system, a stable combustion chamber, an auxiliary ignition system, a combustion air distribution system for supplying combustion air for the combustion of bio-oil, and a conveying system for conveying bio-oil from the oil tank to the stable combustion chamber. The conveying system comprises a first oil conveying channel and a return oil channel parallel connected between the oil tank and the atomizing system, a second oil conveying channel connected between the atomizing system and the stable combustion chamber, at least one filter on the first oil conveying channel, and a pressure transducer on the return oil channel. The auxiliary ignition system comprises a combustible gas conveying pipe and a high pressure igniter which are inserted into the stable combustion chamber. The combustion air distribution system is communicated with the stable combustion chamber. The stable combustion chamber is provided with a swirl plate at the front of the bio-oil atomizing system and the auxiliary ignition system for guiding the rotation and convection of bio-oil. The utility model can realize continuous and stable combustion of bio-oil and completely release bio-oil energy, having simple maintenance and long service life.
Description
Technical field
The utility model relates to a kind of burner, relates in particular to a kind of biological oil combustion device.
Background technology
Along with the continuous development of World Economics, the energy and environmental problem become increasingly conspicuous.The human main energy sources of using at present has 3 kinds of oil, natural gas and coals.According to International Energy Agency statistics, on the earth these 3 kinds of energy for time limits of human exploitation have only 40 years respectively, 50 years and 240 years.Tap a new source of energy and become to concern the key subjects of human social.
Biomass energy is the conversion of solar energy that is stored in by the photosynthesis of plant and solar energy in the plant.According to estimates, the annual energy of storing of plant is equivalent to 10 times that world's main fuel consumes, and is less than 1% of its total amount as the utilization of the energy.By the biomass energy switch technology, can utilize biomass energy efficiently, produce various clean fuels, substitute fuel such as coal, oil and natural gas.
At present, countries in the world, especially developed country all are being devoted to develop efficient, free of contamination biomass energy utilization technologies, to reach the protection mineral resources, ensure energy security, realize CO
2Reduce discharging the purpose that promotes sustainable economic and social development.Biomass energy will become the future source of energy important component part, and the expert estimates that global total energy consumption in 2015 will have 40% from biomass energy, and this mainly realizes by the industrialized development of biomass power generation and biomass liquid fuel.
At present, mainly obtain bio oil by biomass flash pyrolysis.Bio oil is a kind of mixture of being made up of multiple hydrocarbon oxygen compound, generally contains the moisture of 20-30%, therefore is not easy to be lighted; And, contain multiple organic acids such as formic acid, acetate in the bio oil, oil storage tank, oil pipeline, ducted oil pump and combustion apparatus etc. to direct contact bio oil all have stronger corrosiveness, therefore, for storage, conveying and the combustion apparatus of regular fuel, the accumulating of bio oil and combustion apparatus need stronger decay resistance; In addition, the viscosity of bio oil is bigger, and between heavy oil and light oil, it can't reduce viscosity by the mode of heating, thereby also can't realize atomizing by heating; Simultaneously, because the bio oil less stable if reduce the proterties that viscosity will inevitably change bio oil by the way of simple heating, also influences its combustibility; Therefore, the burner at regular fuel (heavy oil or light oil) design can't guarantee the stable of bio oil and fully burning specially, can not use as the bio oil burner.
Therefore, be badly in need of providing a kind of characteristic custom-designed burner at bio oil.
Summary of the invention
Technical problem to be solved in the utility model provides a kind ofly can realize the continual and steady burning of bio oil, fully discharge bio oil energy and biological oil combustion device easy to maintenance, long service life.
The technical solution of the utility model is achieved in that this biological oil combustion device, comprise oil storage tank, the atomization system that before burning, bio oil is atomized and decomposes, directly carry out the stable burning room of bio oil burning, auxiliary ignition system, the burning blowing system of combustion air is provided and bio oil is transported to induction system in the stable burning room from oil storage tank to bio oil burning, described induction system comprises parallel mutually first oil transportation road and the back oil road that is provided with that is connected between described oil storage tank and the described atomization system, and be connected the second oil transportation road between atomization system and the stable burning room, comprise at least one filter on the first oil transportation road, back oil road is provided with pressure transmitter, auxiliary ignition system comprises combustible gas conveyance conduit and the isolating high-pressure ignitor that extend in the stable burning room, the burning blowing system is connected with stable burning room, and the spinning disk of bootable bio oil rotation convection current is set in the place ahead of inherent oil generation thing atomization system of stable burning room and auxiliary ignition system.
Atomization system comprises atomising device and High-Pressure Compressor, enter in the atomising device through the High-Pressure Compressor air pressurized bio oil atomizing is treated as tiny vaporific drop, preferably, the diameter of the vaporific drop of bio oil is about 10 μ m, and the combustion efficiency of bio oil is good in this size range.
Can two or more filters in parallel on the first oil transportation road, each filter can work independently.
As improvement, the oil pump that bio oil is pumped in the oil storage tank can be set, the preferred high gear pump of this oil pump on the first oil transportation road.
Preferably, on the first oil transportation road, be provided with valve and another adjustable valve are set on valve, the back oil road; Between atomization system and the first oil transportation road and the back oil road valve is set, the combustible gas switch valve is set on the combustible gas conveyance conduit, in burning blowing system and the atomization system air distribution magnetic valve is set respectively.
Auxiliary ignition system can adopt the multiple high combustion value gas that comprises liquefied natural gas as combustion-supporting combustion gas.
In addition, oil storage tank, oil pump and induction system adopt the acid resisting material manufacturing, the preferred strong stainless steel material of corrosion resistance.Stable burning room adopts the high-alumina refractory cement casting to form, and the bio oil after lighting can be heated to stable burning room rapidly more than 1000 ℃.
With the whole ignition process of PLC sequential control, and combustion flame monitored, have blowout protection concurrently, a self-regulating function of loading.
The beneficial effects of the utility model are: 1. the oil storage tank of this biological oil combustion device, oil pump and induction system have all adopted acidproof materials such as stainless steel, avoided owing to the acidity of bio oil is crossed the equipment corrosion that causes by force, prolong service life, improved processing safety; 2. the high gear pump can effectively pumping bio oil, a plurality of shunt filters that oil pump is provided with later can guarantee the unimpeded of oil duct, when some filter failures, other filters can work on, and can replace filter under the situation that does not influence combustion process; 3. with parallel back oil road and the pressure transmitter that is communicated with it that be provided with in the first oil transportation road, can control distributive value and injection pressure easily by the adjustable valve of adjusting on the back oil road; 4. adopting liquefied petroleum gas is combustion-supporting gas, adopts the igniting of autoelectrinic ignition system simultaneously, has solved the difficult problem that bio oil is not easy to ignite; 5. atomization system of the present utility model has adopted high pressure air as atomizing medium, bio oil can be atomized into droplet about 10 μ m by atomizer, overcome bio oil because viscosity is big and can not reduce the difficult problem that viscosity is difficult to atomize by heating, also guaranteed the stability of bio oil proterties; 6. stable burning room adopts the high-alumina refractory cement casting to form, can will stable burning room be heated to more than 1000 ℃ rapidly by the bio oil after lighting, can form the heat exchange environment of hyperthermia radiation in the stable burning room, this radiation effects can accelerate the bio oil atomized drop evaporation, catch fire, process such as burning, thereby guarantee the stable of burning; 7. in the place ahead of inherent oil generation thing atomized drop nozzle of stable burning room and auxiliary ignition system spinning disk is set, combustion air enters in the stable burning room, under the guide function of spinning disk, form the stable rotation air-flow, mix rapidly and together rotation with the atomizing oil droplet of nozzle ejection, bio oil is lighted fast, swirling eddy has not only guaranteed the abundant mixing of air and oil droplet, and and can light the oil vapour of stable burning room porch and marginal portion by the hot flue gas of swirling recirculation flow, guaranteed the continual and steady burning of bio oil; 8. the utility model all adopts control automatically, and PLC can finish whole ignition process in proper order, and has flame monitoring, blowout protection, and the automatic regulatory function of loading, simple to operate, the automaticity height, safe and reliable.
Below in conjunction with drawings and Examples; further specify the utility model; but the utility model is not limited to these embodiment, any on the utility model essence spirit improvement or substitute, still belong to scope required for protection in the utility model claims.
Description of drawings
Fig. 1 is the schematic diagram of the utility model biological oil combustion device.
The specific embodiment
Embodiment 1
Please refer to Fig. 1, biological oil combustion device of the present utility model comprises oil storage tank 1, before burning to bio oil atomize the atomization system 3 that decomposes, directly carry out the stable burning room 6, auxiliary ignition system 5, burning blowing system 4 of bio oil burning and bio oil is transported to induction system 2 in the stable burning room 6 from apotheca.
Oil storage tank 1 adopts acid resisting material manufacturing, for example stainless steel.Induction system 2 comprise be connected the mutually parallel first oil transportation road 21 and the back oil road 22 that is provided with between oil storage tank 1 and the atomization system 3 and be connected atomization system 3 and stable burning room 6 between 23, the second oil transportation roads 23, the second oil transportation road stretch to the interior end of stable burning room 6 and be connected with nozzle (not shown).The first oil transportation road 21 is provided with and is used for oil pump 211 that bio oil is pumped in the oil storage tank 1.Oil pump 211 can adopt acid resisting material manufacturing, for example stainless steel.Oil pump 211 can be the pump body structure of high gear pump or other type.Also comprise at least one filter 212 on the first oil transportation road 21, the filter 212 of a plurality of parallel connections also can be set as required, the filter 212 of a plurality of parallel connections can guarantee when certain filter 212 lost efficacy or stopped up, other filters 212 still can work on, also make things convenient for filter 212 is changed, guaranteed the stable continuation of bio oil burning.The two ends of back oil road 22 are connected with oil storage tank 1 and filter 212 respectively, and back oil road 22 is provided with pressure transmitter 221 and valve 400, adjustable valve 300.Can adjust distributive value and the pressure of induction system 2 by the adjustable valve of regulating in the back oil road 22 300 to stable burning room's 6 conveying bio oil.
Burning blowing system 4 is constantly sent into fresh combustion air the burning of auxiliary bio oil in the stable burning room 6.
Stable burning room 6 adopts the high-alumina refractory cement casting to form, can will rapidly stable burning room 6 be heated to more than 1000 ℃ by the bio oil after lighting, can form the heat exchange environment of hyperthermia radiation in the stable burning room 6, this radiation effects can accelerate the bio oil atomized drop evaporation, catch fire, process such as burning, thereby guarantee the stable of burning.In stable burning room 6, spinning disk 61 is set in the place ahead of oil generation thing atomized drop nozzle and auxiliary ignition system 5, combustion air enters in the stable burning room 6, under the guide function of spinning disk 61, form the stable rotation air-flow, mix rapidly and together rotation with the atomizing oil droplet of nozzle ejection, bio oil is lighted fast.Swirling eddy has not only guaranteed the abundant mixing of air and oil droplet, and can light the oil vapour of stable burning room 6 porch and marginal portion by the hot flue gas of swirling recirculation flow, has guaranteed the continual and steady burning of bio oil.
On the first oil transportation road 21, valve 100 is set; Between atomization system 3 and the first oil transportation road 21 and back oil road 22, valve 200 is set; In combustible gas conveyance conduit 51, burning blowing system 4 and atomization system 3, combustible gas switch valve 500, air distribution magnetic valve 600 and air distribution magnetic valve 700 are set respectively.This biological oil combustion device all adopts control automatically, and PLC can finish whole ignition process in proper order, and has flame monitoring, blowout protection, the automatic regulatory function of load, and the automaticity height is safe and reliable.
The course of work of the present utility model is as follows:
1, press the start button, open valve 100,400 and adjustable valve 300, oil pump 211 is started working, and opens air distribution magnetic valve 600,700 simultaneously, postpones the several seconds, and electronic striking is opened combustible gas switch valve 500 then, stops electronic lighter after waiting to catch fire; 2, open valve 200, and control valve 300 to pressure transmitter 221 reaches required pressure then, the mixed combustion of beginning oil gas, when the temperature probe in being arranged on stable burning room reaches assigned temperature, close combustible gas switch valve 500, stop to carry combustion-supporting combustion gas, bio oil smooth combustion; If take place in the combustion process to stop working, then combustible gas switch valve 500 is opened again automatically, again combustion-assistant ignition; 3, press stop botton, valve 200 cuts out, and the time-delay several seconds, air distribution magnetic valve 700 cuts out, stop oil pump 211 work after, close air distribution magnetic valve 600 again.
As another kind of scheme of the present utility model, other parts are identical with embodiment 1, and difference is:
The quantity of filter 212 in parallel is two or more on the first oil transportation road 21.
Can select other high combustion value gases to replace liquefied natural gas to flow to stable burning room 6, all can reach the same effect of igniting by auxiliary ignition system 5.
Claims (6)
1, a kind of biological oil combustion device, comprise oil storage tank, the atomization system that before burning, bio oil is atomized and decomposes, directly carry out the stable burning room of bio oil burning, auxiliary ignition system, the burning blowing system of combustion air is provided and bio oil is transported to induction system in the stable burning room from oil storage tank to bio oil burning, it is characterized in that, described induction system comprises parallel mutually first oil transportation road and the back oil road that is provided with that is connected between described oil storage tank and the described atomization system, and be connected the second oil transportation road between described atomization system and the described stable burning room, comprise at least one filter on the described first oil transportation road, described back oil road is provided with pressure transmitter, described auxiliary ignition system comprises combustible gas conveyance conduit and the isolating high-pressure ignitor that extend in the described stable burning room, described burning blowing system is connected with described stable burning room, and the spinning disk of bootable bio oil rotation convection current is set in the place ahead of inherent described oil generation thing atomization system of described stable burning room and described auxiliary ignition system.
2, biological oil combustion device as claimed in claim 1, it is characterized in that, described atomization system comprises atomising device and High-Pressure Compressor, enters in the described atomising device through described High-Pressure Compressor air pressurized the bio oil atomizing is treated as vaporific drop.
3, biological oil combustion device as claimed in claim 1 or 2 is characterized in that, two or more filters in parallel on the described first oil transportation road.
4, biological oil combustion device as claimed in claim 1 or 2 is characterized in that, the oil pump that bio oil is pumped in the described oil storage tank is set on the described first oil transportation road.
5, biological oil combustion device as claimed in claim 3 is characterized in that, is provided with on the described first oil transportation road valve and another adjustable valve are set on valve, the back oil road.
6, biological oil combustion device as claimed in claim 3, it is characterized in that, between described atomization system and the first oil transportation road and the back oil road valve is set, on described combustible gas conveyance conduit, the combustible gas switch valve is set, in burning blowing system and the atomization system air distribution magnetic valve is set respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200450450U CN201246736Y (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200450450U CN201246736Y (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201246736Y true CN201246736Y (en) | 2009-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200450450U Expired - Lifetime CN201246736Y (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion apparatus |
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| Country | Link |
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| CN (1) | CN201246736Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539290B (en) * | 2008-03-18 | 2011-06-08 | 广州迪森热能技术股份有限公司 | Biological oil combustion device |
| CN103712203A (en) * | 2014-01-06 | 2014-04-09 | 中国科学技术大学 | Biological oil combustion system |
| CN104896471A (en) * | 2015-04-30 | 2015-09-09 | 武汉天颖环境工程股份有限公司 | Biomass oil combustion device |
-
2008
- 2008-03-18 CN CNU2008200450450U patent/CN201246736Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539290B (en) * | 2008-03-18 | 2011-06-08 | 广州迪森热能技术股份有限公司 | Biological oil combustion device |
| CN103712203A (en) * | 2014-01-06 | 2014-04-09 | 中国科学技术大学 | Biological oil combustion system |
| CN103712203B (en) * | 2014-01-06 | 2016-06-08 | 中国科学技术大学 | A kind of biological oil combustion system |
| CN104896471A (en) * | 2015-04-30 | 2015-09-09 | 武汉天颖环境工程股份有限公司 | Biomass oil combustion device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090527 Effective date of abandoning: 20080318 |