CN101539290B - Biological oil combustion device - Google Patents
Biological oil combustion device Download PDFInfo
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- CN101539290B CN101539290B CN2008100268486A CN200810026848A CN101539290B CN 101539290 B CN101539290 B CN 101539290B CN 2008100268486 A CN2008100268486 A CN 2008100268486A CN 200810026848 A CN200810026848 A CN 200810026848A CN 101539290 B CN101539290 B CN 101539290B
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Abstract
The invention discloses a biological oil combustion device, which comprises an oil storage tank, an atomization system, a steady combustion chamber, an auxiliary ignition system, a combustion air-distribution system used for providing combustion air for the combustion of biological oil, and a conveying system conveying the biological oil into the steady combustion chamber from the oil storage tank, wherein the conveying system comprises a first oil conveying passage and an oil return passage which are connected between the oil storage tank and the atomization system and are mutually and parallelly arranged, and a second oil conveying passage which is connected between the atomization system and the steady combustion chamber; the first oil conveying passage comprises at least one filter; the oil return passage is provided with a pressure transmitter; the auxiliary ignition system comprises a combustible gas conveying pipeline and a high-pressure igniter which extend into the steady combustion chamber; the combustion air-distribution system is communicated with the steady combustion chamber; and a spinning disk which can guide the rotating convection of the biological oil is arranged in front of the atomization system of the biological oil and the auxiliary ignition system in the steady combustion chamber. The device can realize the sustainable and steady combustion of the biological oil, can fully release the energy of the biological oil, and has convenient maintenance and long service life.
Description
Technical field
The present invention relates to a kind of burner, relate 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 by this invention 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.
Technical scheme of the present invention 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 invention has the beneficial effects as follows: 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 invention 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 present invention 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 present invention, but the present invention is not limited to these embodiment, any on essence spirit of the present invention improvement or substitute, still belong to scope required for protection in claims of the present invention.
Description of drawings
Fig. 1 is the schematic diagram of biological oil combustion device of the present invention.
The specific embodiment
Embodiment 1
Please refer to Fig. 1, biological oil combustion device of the present invention 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.
Auxiliary ignition system 5 comprises combustible gas conveyance conduit 51 and isolating high-pressure ignitor 52.Combustible gas conveyance conduit 51 is transported to combustible gas in the stable burning room 6, and in the present embodiment, the combustible gas that burns as the auxiliary bio oil of combustion-supporting combustion gas is a liquefied natural gas.Isolating high-pressure ignitor 52 extend in the stable burning room 6, and it is lighted combustible gas to make it to burn and produces a large amount of heats, this heat bio oil of igniting immediately.After bio oil was lighted, auxiliary ignition system 5 was promptly closed, and the heat that relies on bio oil self burning to discharge is kept smooth combustion.
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 invention 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 invention, 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 (10)
1. 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, in described stable burning room, and the spinning disk of bootable bio oil rotation convection current is set in the place ahead of described atomization system 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 2 is characterized in that, the diameter of the vaporific drop of described bio oil is about 10 μ m.
4. as the described biological oil combustion device of one of claim 1-3, it is characterized in that two or more filters in parallel on the described first oil transportation road.
5. as the described biological oil combustion device of one of claim 1-3, it 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.
6. biological oil combustion device as claimed in claim 4 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.
7. biological oil combustion device as claimed in claim 4, 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.
8. biological oil combustion device as claimed in claim 6 is characterized in that, it is combustion-supporting combustion gas that described auxiliary ignition system adopts liquefied natural gas.
9. biological oil combustion device as claimed in claim 5 is characterized in that, described oil storage tank, oil pump and induction system adopt the acid resisting material manufacturing.
10. biological oil combustion device as claimed in claim 9 is characterized in that, described 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 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100268486A CN101539290B (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100268486A CN101539290B (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion device |
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| CN101539290A CN101539290A (en) | 2009-09-23 |
| CN101539290B true CN101539290B (en) | 2011-06-08 |
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| CN2008100268486A Active CN101539290B (en) | 2008-03-18 | 2008-03-18 | Biological oil combustion device |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101963349A (en) * | 2010-09-25 | 2011-02-02 | 西北农林科技大学 | Biomass pyrolysis oil burning device and operating method thereof |
| CN102252321B (en) * | 2011-05-17 | 2013-04-24 | 苏州辰昌新能源技术有限公司 | Combustion device |
| CN102927559B (en) * | 2012-11-15 | 2016-04-27 | 广西梧州日成林产化工股份有限公司 | Combustion system for coal-water slurry boiler |
| CN103672952B (en) * | 2013-12-06 | 2016-05-11 | 昆明理工大学 | A kind of industrial furnace high pressure internal-mixing atomization winding-up vegetable fat or bio oil combustion system and method thereof |
| CN103953926A (en) * | 2014-05-15 | 2014-07-30 | 中国轻工业陶瓷研究所 | Ceramic kiln combustion system taking biological alcohol oil as fuel and combustion control method of ceramic kiln combustion system |
| CN106318485B (en) * | 2016-08-17 | 2018-08-21 | 李广信 | A kind of bio oil and using the bio oil as the burning process of fuel |
| CN108317526A (en) * | 2017-01-17 | 2018-07-24 | 恩国环保科技（上海）有限公司 | A kind of organic waste gas treatment device |
| CN107130508B (en) * | 2017-07-03 | 2019-08-09 | 广州市八匹马交通设施有限公司 | A kind of hot melt kettle of oil-gas two-way |
| CN108397773B (en) * | 2018-03-02 | 2020-08-11 | 农业部规划设计研究院 | Biomass pyrolysis oil-gas mixed combustion equipment |
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| CN2357219Y (en) * | 1998-10-19 | 2000-01-05 | 廉守礼 | Burner using light hydrocarbon C5 and diolefin C5 |
| CN2597839Y (en) * | 2003-01-27 | 2004-01-07 | 武汉捷能燃烧工程科技有限公司 | Light hydrocarbon fuel liquid burner |
| CN2714966Y (en) * | 2004-06-28 | 2005-08-03 | 陈铁雄 | Depleted furnace oil burning installation |
| CN201246736Y (en) * | 2008-03-18 | 2009-05-27 | 广州迪森热能技术股份有限公司 | Biological oil combustion apparatus |
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- 2008-03-18 CN CN2008100268486A patent/CN101539290B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2832403A (en) * | 1955-09-20 | 1958-04-29 | Sundstrand Machine Tool Co | Air-oil unit |
| CN2357219Y (en) * | 1998-10-19 | 2000-01-05 | 廉守礼 | Burner using light hydrocarbon C5 and diolefin C5 |
| CN2597839Y (en) * | 2003-01-27 | 2004-01-07 | 武汉捷能燃烧工程科技有限公司 | Light hydrocarbon fuel liquid burner |
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| CN101539290A (en) | 2009-09-23 |
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Address after: 510530 East Road, Guangzhou economic and Technological Development Zone, Guangdong, Guangzhou, No. 42 Patentee after: Disen Thermal Energy Technology Co., Ltd., Guangzhou Address before: 510760 Guangdong city of Guangzhou province Guangzhou economic and Technological Development Zone East Wang Ming Road Addison Industrial Park Patentee before: Disen Thermal Energy Technology Co., Ltd., Guangzhou |