CN103712203B - A kind of biological oil combustion system - Google Patents
A kind of biological oil combustion system Download PDFInfo
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- CN103712203B CN103712203B CN201410005792.1A CN201410005792A CN103712203B CN 103712203 B CN103712203 B CN 103712203B CN 201410005792 A CN201410005792 A CN 201410005792A CN 103712203 B CN103712203 B CN 103712203B
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000003517 fume Substances 0.000 claims abstract description 11
- 239000000446 fuel Substances 0.000 claims abstract description 10
- 239000000779 smoke Substances 0.000 claims abstract description 6
- 238000003860 storage Methods 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 12
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 4
- 239000003921 oil Substances 0.000 abstract description 48
- 239000012075 bio-oil Substances 0.000 abstract description 45
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- 230000005484 gravity Effects 0.000 abstract description 4
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- 238000010276 construction Methods 0.000 abstract description 3
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 2
- 238000004868 gas analysis Methods 0.000 abstract description 2
- 239000000295 fuel oil Substances 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 239000002028 Biomass Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 4
- 239000002803 fossil fuel Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
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- 238000004939 coking Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
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- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 206010002660 Anoxia Diseases 0.000 description 1
- 241000976983 Anoxia Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
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- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
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- 238000013459 approach Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
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- 238000012360 testing method Methods 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Abstract
Disclosure one biological oil combustion system, described combustion system is made up of fuel feeding portion, combustion section, three, fume emission portion part. Its operation principle is: utilizes and produces to stablize oil pressure to combustion system fuel feeding from gravity after bio oil frame height; The Involving velocity of port and the swabbing action of chimney is utilized to provide air to burn to combustor; Water outside the burned locular wall face of heat of bio oil burning release absorbs, and produces high-temperature hot water and steam; The suction force of chimney is regulated, thus controlling excess air coefficient when burning so that bio oil burning rationalizes more by flue gas analysis. Bio oil is burnt within the system, temperature in combustor is up to 1300 DEG C, the heat of burning release is used to high-temperature water vapor more than 80%, the present invention can realize the continued stable combustion of bio oil, and simple in construction, easy to use, the suitability strong, emission of smoke tallies standard, long service life.
Description
Technical field
Patent of the present invention relates to a kind of biological oil combustion system, belongs to field of renewable energy technology.
Background technology
Biomass pyrolysis oil (hereinafter referred to as bio oil) refers to when middle temperature (450��550 DEG C), anoxia, and the biological particles such as agriculture and forestry organic waste material add rapidly thermal cracking a kind of brownish black liquid obtained after rapid condensation. Bio oil energy density is big, it is easy to transport and storage, has renewable, CO2" zero-emission ", sulfur content are low, efficiency of combustion advantages of higher, have economically had certain competitiveness.
Biological oil properties is complicated, there is bigger difference with conventional liq Fossil fuel, is difficult to be applied directly in existing combustion system: bio oil calorific value is far below Fossil fuel, to obtain identical heat, then needs bigger bio oil mass flow; Bio oil contains the water of 20��30%, causes its ignition difficulties, and the delay time that catches fire is longer, generally requires burner hearth and reaches higher temperature so that drop rapid evaporation is burnt; Containing the multiple organic acid such as formic acid, acetic acid in bio oil, pH value about 3��4, the making material of oil storage tank, pipeline road, valve, oil pump, nozzle etc. is had corrosion resistant requirement.
Bio oil boiler is directly burnt and carries out substantial amounts of test by different research institutions, FreelBA(FreelBA, etal.Commercialaspectsofrapidthermalprocessing (RTP) [J] .FuelandEnergyAbstracts, 1997, 38 (1): 36-41.) and OasmaaA(OasmaaA, etal.Pyrolysisoilcombustiontestsinanindustrialboiler [M] .Oxford:BlackwellScience, 2001, 1468-1481.) utilize the combustibility of bio oil prepared by combustion furnace research different material and technique, find that bio oil is difficult to light under without auxiliary flame condition, by assisting burning things which may cause a fire disaster to light after-combustion instability, particulate emissions is higher, other pollutant emissions are below heavy oil, illustrate that bio oil is easily coking, if size of burner hearth is too short, then coke incomplete combustion
The burner still not designed for the feature of bio oil in the market, constrains the burn application of bio oil substitute fossil fuels, it is therefore desirable to develop a set of combustion equipment efficient, long-life for bio oil.
Summary of the invention
Present invention aims to the fuel characteristic of bio oil own, it is provided that a kind of biological oil combustion system. Take into full account that bio oil is high to the mechanical erosion in oil pump, and the feature of the long-time sample introduction of oil pump can not be passed through, avoid the use of oil pump in systems, utilize and produce to stablize oil pressure to combustion system fuel feeding from gravity after bio oil frame height, to realize its efficient, smooth combustion, and the operational approach of the biological oil combustion device of Erecting and improving.
This invention address that technical problem adopts the following technical scheme that
Biological oil combustion system, its construction features is in that: described combustion system is made up of fuel feeding portion, combustion section, three, fume emission portion part.
Present configuration feature also resides in:
Described fuel feeding portion is made up of oil storage tank, valve and oil pipeline; The vertical dimension of the jet hole that described oil storage tank is arranged from combustion section is no less than 10m.
Described combustion section includes combustor and the coaxial water tank being set in outside combustor; Described combustor is provided with entry of combustion chamber, exhanst gas outlet, and described entry of combustion chamber place is provided with the atomizer being connected with oil pipeline; Described exhanst gas outlet connects with fume emission portion; Described water tank is provided with water inlet and steam outlet and water liquid level monitoring window; The number of described steam outlet is multiple.
Described fume emission portion is by chimney opening controller, chimney, smoke sampling mouth and is located at the thermocouple of chimney entrance and forms.
Resistant material manufacture is all adopted, for instance rustless steel, it is ensured that the stable and life-span of combustion system during the metal parts designs such as described oil storage tank, atomizer. Oil pipeline adopts soft, resistant material manufacture, for instance metal hose. Water tank and combustor are concentric cylindrical sleeve pipe, and interface and tank outer wall adopt material manufacture corrosion-resistant, resistant to elevated temperatures, for instance rustless steel. Water liquid level monitoring window 11 is set in the outer wall of water tank, adopts transparent material manufacture, for instance quartz glass, for the height of liquid level in monitoring water tank.
Described chimney opening controller includes the rotatable disk being arranged in chimney, described disk diameter is consistent with chimney interior diameter, and when disk is parallel to chimney central shaft, chimney suction force is the strongest, and when disk is perpendicular to chimney central shaft, gas can not flow out from chimney. Excess air coefficient in burner is controlled, thus controlling the combustion efficiency of bio oil by regulating the angle of disk and chimney central shaft.
The disk of described chimney opening controller and chimney are made up of high temperature resistant and corrosion-resistant material, for instance rustless steel.
Described thermocouple is multiple; Temperature in detection burner hearth, according to the temperature data that detection obtains, utilizes the quantity combusted of valve regulated bio oil, it is achieved the control to chamber temperature in real time. Its distributing position is not limited to the position on Fig. 1.
Described atomizer atomized drop mean diameter is less than 50 ��m.
The present invention in order to ensure the oil pressure at nozzle place, oil storage tank from the vertical dimension of jet hole no less than 10m, it is possible to continue to provide stable oil pressure. In order to prevent the generation of oil pipeline 3 clogging, the caliber of oil pipeline is not less than 40mm. The flow of bio oil can be adjusted by the adjustable valve valve of the upper and lower side of oil pipeline.
Combustion section of the present invention adopts atomizer that bio oil is atomized, and the atomized drop mean diameter from atomizer 0.2m place is less than 50 ��m. The high-temperature gas produced by burning, to heating water tanks, produces high-temperature hot water and steam.
Fume emission portion of the present invention controls the excess air coefficient in combustor by chimney opening controller, and in conjunction with the result of flue gas analysis, it is achieved burning and smoke discharge amount that bio oil is stable in a combustion chamber are up to standard.
The atomizing principles of atomizer of the present invention is that fuel oil is at ambient pressure by obtaining rotary speed behind spin chamber, after leaving nozzle, owing to thin film is extended into rapidly in the effect of centrifugal force, thin film moves at low speed or static air high speed, it is subject to shear action and the disturbance of air, is quickly atomized into thinner drop. Compared with air atomizer spray nozzle, adopt this atomizer can save the use of air pump, simplify the structure of combustion system, and its atomizing effect does not affect the burning of bio oil.
The present invention burn required air be the Involving velocity by unlimited entry of combustion chamber and chimney swabbing action provide, both of which does not need extra consumption energy, thus reducing energy consumption, and the oxygen-supplying amount of chimney can be regulated by chimney opening controller. Additionally, due to combustion system does not have extra air supply system, the gas flow rate in combustor is relatively low, thus adding the holdup time of gas, extends heat-exchange time, adds the efficiency of utilization of system.
Combustor can be completely covered by water tank, and the water that liquid level can not too high cause when water seethes with excitement in water tank overflows water tank. By the height of liquid level in monitoring water tank, regulate the size of the cooling water flow at water inlet place, it is achieved the heat utilization efficiency of combustor maximizes so that the combustion heat utilization rate of this combustion system reaches more than 80%.
In sum, combustion system of the present invention has simple in construction, working stability, highly versatile and heat utilization efficiency high, it it is a kind of burner being truly realized energy-saving and environmental protection, low-carbon (LC), bio oil is made can extensively to substitute the application of conventional fossil fuel energy, the development of biomass pyrolytic technology is significant.
Accompanying drawing explanation
Fig. 1 is bio oil spray burning system structure schematic diagram of the present invention.
In figure: 1. oil storage tank 2. valve 3. oil pipeline 4. atomizer 5. entry of combustion chamber 6. combustor 7. thermocouple 8. water inlet 9. water tank 10. steam outlet 11. water liquid level monitoring window 12. chimney opening controller 13. chimney 14. smoke sampling mouth
Fig. 2 is atomizer 1 sketch.
Fig. 2 A is the A-A sectional view of Fig. 2.
In figure: 21. nozzle entrance 22. spin chamber 23. nozzle wall 24. jet expansions
Fig. 3 is atomizer 2 sketch.
Fig. 3 A is the A-A sectional view of Fig. 3.
In figure: 31. nozzle entrance 32. spin chamber 33. nozzle wall 34. jet expansion 35. spinning disk 36. inclined holes
Fig. 4 chimney opening controller sketch.
Fig. 4 A is the A direction view of Fig. 4.
In figure: 41. chimney outer walls 42. control axle 43. disk (43-1��43-4 is disk diverse location in chimney)
Detailed description of the invention
As it can be seen, biological oil combustion system is made up of fuel feeding portion, combustion section, three, fume emission portion part.
Fuel feeding portion is made up of oil storage tank 1, valve 2 and oil pipeline 3; The caliber of oil pipeline 3 is more than 40mm; Valve 2 is adjustable valve, and number is two, is respectively provided at the upper and lower side of oil pipeline; The vertical dimension of the jet hole that oil storage tank 1 is arranged from combustion section is no less than 10m.
Combustion section includes combustor 6 and the coaxial water tank 9 being set in outside combustor 6; Combustor 6 is provided with entry of combustion chamber 5, exhanst gas outlet, and entry of combustion chamber 5 place is provided with the atomizer 4 being connected with oil pipeline 3;Exhanst gas outlet connects with fume emission portion; Water tank 9 is provided with water inlet 8, steam outlet 10 and water liquid level monitoring window 11.
Fume emission portion is by chimney opening controller 12, chimney 13, smoke sampling mouth 14 and is located at multiple thermocouples 7 of chimney entrance and forms. Chimney opening controller 12 includes the rotatable disk 43 controlling axle 42 and be connected on control axle being arranged in chimney outer wall 41, disk diameter is consistent with chimney interior diameter, when disk is parallel to chimney central shaft, chimney suction force is the strongest, and when disk is perpendicular to chimney central shaft, gas can not flow out from chimney.
Atomizer can adopt the atomizer of the existing atomizer being provided with spin chamber or other version, makes the bio oil drop of atomization from atomizer 0.2m place mean diameter less than 50 ��m by atomizer. atomizer shown in Fig. 2 includes nozzle entrance 21, spin chamber 22, nozzle wall 23, the structures such as jet expansion 24, atomizer shown in Fig. 3 includes nozzle entrance 31, spin chamber 32, nozzle wall 33, . jet expansion 34, spinning disk 35, the structures such as inclined hole 36, Fig. 2, atomizer atomizing principles shown in Fig. 3 is consistent, it is fuel oil at ambient pressure by obtaining rotary speed behind spin chamber, after leaving nozzle, owing to thin film is extended into rapidly in the effect of centrifugal force, thin film moves at low speed or static air high speed, it is subject to shear action and the disturbance of air, quickly it is atomized into thinner drop. the nozzle that both difference are in that in Fig. 2 is to utilize the nozzle entrance tangential angle with spin chamber's central shaft to obtain bio oil rotary speed in spin chamber. nozzle in Fig. 3 is to realize bio oil rotational flow in spin chamber by the inclined hole on spinning disk.
Resistant material manufacture is all adopted, for instance rustless steel, it is ensured that the stable and life-span of combustion system during the metal parts designs such as above-mentioned oil storage tank, atomizer. Oil pipeline adopts soft, resistant material manufacture, for instance metal hose. Water tank and combustor are concentric cylindrical sleeve pipe, and interface and tank outer wall adopt material manufacture corrosion-resistant, resistant to elevated temperatures, for instance rustless steel. Water liquid level monitoring window 11 is set in the outer wall of water tank, adopts transparent material manufacture, for instance quartz glass, for the height of liquid level in monitoring water tank. The disk of chimney opening controller and chimney are made up of high temperature resistant and corrosion-resistant material, for instance rustless steel.
The technological process of combustion system of the present invention is:
1. the sealing of prefiring checkout pipeline and smoothness, checks each point for measuring temperature whether normal operation, checks that whether nozzle is clean, chimney opening controller 12 reaches maximum, fills the water of certain volume, and record liquid level position now in water tank 9.
2. igniting uses the mode of additional burning things which may cause a fire disaster to carry out, and puts into combustible in a combustion chamber and lights. Through a few minutes, chamber temperature reaches 200 DEG C, opens valve 2, bio oil is flowed out from the high oil storage tank 1 of frame by action of gravity, enters in atomizer 4 through oil pipeline 3, and sprays from spray orifice, bio oil is subject to the shear action of air and forms mist bundle, and lights smoothly in combustor 6.
3., after bio oil is lighted, measure CO, NO in flue gasxAnd SO2Content, and regulate chimney opening controller 12 so that CO, NOxAnd SO2Content all within 100ppm, and make the burning that bio oil is stable in combustor 6.
4. when steam outlet 10 place has water vapour to emerge, cooling water enters from water inlet 8, by the size of adjustment cooling water flow to ensure that in water tank, liquid level position keeps being basically unchanged.
5., when burning terminates, close valve, in order to prevent bio oil after combustion in the coking of nozzle place, it is necessary to removed by nozzle, be down to after room temperature until nozzle temperature, be carried out with industrial alcohol.
The present invention will be further described by the examples below, but these embodiments are not limiting as protection scope of the present invention.
The bio oil that the present invention uses, from biomass clean energy key lab of Anhui Province of China Science & Technology University, is prepared through fast pyrogenation with rice husk for raw material, and bio oil moisture content is 27.75%, and kinematic viscosity is 2.09mm2/ s, the combustion heat is 17.35MJ/kg. But, technical scheme is also applied to the biomass such as corn stalk, wood flour through the obtained bio oil of fast pyrogenation.
Embodiment 1
1. oil storage tank 1 is 10m from nozzle vertical dimension, and the caliber of oil pipeline is 60mm, and chimney opening controller 12 reaches maximum, fills the water of about 4/5 volume, and record liquid level in water tank 9. Check the sealing of pipeline and smoothness, check each point for measuring temperature whether normal operation, check that whether nozzle is clean.
2. igniting uses the mode of additional burning things which may cause a fire disaster to carry out, and puts into combustible in a combustion chamber and lights. Through a few minutes, chamber temperature reaches 200 DEG C. Being opened by valve 2, bio oil is flowed out from the high oil storage tank 1 of frame by action of gravity, enters in atomizer 4 through oil pipeline 3. Control valve 2, is 200kg/h by the flow set of bio oil. Fuel oil sprays from spray orifice, and bio oil is subject to the shear action of air and forms mist bundle, and lights smoothly in combustor 6.
3., after bio oil is lighted, measure middle CO, NO of flue gasxAnd SO2Content, and regulate chimney opening controller 12 so that CO, NOxAnd SO2Content all within 100ppm, and make the burning that bio oil is stable in combustor 6, now the temperature at combustor center is about 1250 DEG C.
4., when steam outlet 10 place has water vapour to emerge, the cooling water that temperature is 25 DEG C enters from water inlet 8 with the flow of 11.1kg/h, and now in water tank, the height of liquid level is held essentially constant. Combustion heat utilization rate now is not less than 82%.
Embodiment 2
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
The size of control valve 2, is 150kg/h by the flow set of fuel oil, and the flow now cooling down water is 8.3kg/h. Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1200 DEG C, and combustion heat utilization rate is not less than 82%.
Embodiment 3
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
The size of control valve 2, is 100kg/h by the flow set of fuel oil, and the flow now cooling down water is 5.5kg/h. Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1150 DEG C, and combustion heat utilization rate is not less than 81%.
Embodiment 4
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
Oil storage tank is 15m from the vertical dimension of nozzle, and the flow set of fuel oil is 250kg/h by the size of control valve 2, and the flow now cooling down water is 14.7kg/h.Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1300 DEG C, and combustion heat utilization rate is not less than 87%.
Embodiment 5
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
Oil storage tank is 15m from the vertical dimension of nozzle, and the flow set of fuel oil is 200kg/h by the size of control valve 2, and the flow now cooling down water is 11.4kg/h. Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1250 DEG C, and combustion heat utilization rate is not less than 84%.
Embodiment 6
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
The caliber of oil pipeline is 40mm, the size of control valve 2, is 200kg/h by the flow set of fuel oil, and the flow now cooling down water is 10.8kg/h. Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1200 DEG C, and combustion heat utilization rate is not less than 80%.
Embodiment 7
As the another kind of scheme of the present invention, other parts are identical with embodiment 1, are different in that:
The caliber of oil pipeline is 40mm, the size of control valve 2, is 150kg/h by the flow set of fuel oil, and the flow now cooling down water is 8.1kg/h. Regulate the size of chimney opening controller 12 accordingly to ensure the flameholding in combustor, CO, NO in flue gasxAnd SO2Discharge capacity lower than 100ppm. Now the temperature at combustor center is about 1150 DEG C, and combustion heat utilization rate is not less than 80%.
Above-described embodiment is only example character. For those skilled in the art, it is possible to understand that these embodiments can be carried out multiple change, amendment, replacement and degeneration without departing from the principles and spirit of the present invention, the scope of the present invention claims again and equivalent thereof limit.
Claims (6)
1. biological oil combustion system, it is characterised in that: described combustion system is made up of fuel feeding portion, combustion section, three, fume emission portion part;
Described fuel feeding portion is made up of oil storage tank (1), valve (2) and oil pipeline (3); The vertical dimension of the jet hole that described oil storage tank (1) is arranged from combustion section is no less than 10m;
Described combustion section includes combustor (6) and is set in combustor (6) coaxial water tank (9) outward; Described combustor (6) is provided with entry of combustion chamber (5), exhanst gas outlet, and described entry of combustion chamber (5) place is provided with the atomizer (4) being connected with oil pipeline (3); Described exhanst gas outlet connects with fume emission portion; Described water tank (9) is provided with water inlet (8), steam outlet (10) and water liquid level monitoring window (11);
Described fume emission portion is by chimney opening controller (12), chimney (13), smoke sampling mouth (14) and is located at the thermocouple (7) of chimney entrance and forms;
Described chimney opening controller (12) includes the rotatable disk being arranged in chimney, described disk diameter is consistent with chimney interior diameter, and when disk is parallel to chimney central shaft, chimney suction force is the strongest, and when disk is perpendicular to chimney central shaft, gas can not flow out from chimney.
2. biological oil combustion system according to claim 1, it is characterised in that: described oil storage tank, atomizer metal parts adopt resistant material to make, and described oil pipeline adopts softness, resistant material to make.
3. biological oil combustion system according to claim 1, it is characterised in that: the disk of described chimney opening controller (12) and chimney (13) are made up of high temperature resistant and corrosion-resistant material.
4. biological oil combustion system according to claim 1, it is characterised in that: described thermocouple (7) is for multiple.
5. biological oil combustion system according to claim 1, it is characterised in that: described atomizer (4) atomized drop mean diameter is less than 50 ��m; The number of described steam outlet (10) is multiple.
6. biological oil combustion system according to claim 1, it is characterised in that: the caliber of described oil pipeline (3) is more than 40mm; Described valve (2) is adjustable valve, and number is two, is respectively provided at the upper and lower side of oil pipeline.
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| CN107795982B (en) * | 2017-10-29 | 2020-07-17 | 农业部规划设计研究院 | Biomass pyrolysis oil and pyrolysis gas mixed combustion process |
| 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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| CN201724278U (en) * | 2010-06-22 | 2011-01-26 | 王振 | Novel environment-friendly high-efficiency energy-saving stove |
| 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 |
| CN102330975A (en) * | 2011-07-29 | 2012-01-25 | 宁波丽辰电器有限公司 | Gasifying combustion device for liquid fuel |
-
2014
- 2014-01-06 CN CN201410005792.1A patent/CN103712203B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4289475A (en) * | 1977-01-05 | 1981-09-15 | Selas Corporation Of America | Steam vaporization of oil |
| 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 |
| CN201724278U (en) * | 2010-06-22 | 2011-01-26 | 王振 | Novel environment-friendly high-efficiency energy-saving stove |
| 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 |
| CN102330975A (en) * | 2011-07-29 | 2012-01-25 | 宁波丽辰电器有限公司 | Gasifying combustion device for liquid fuel |
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| CN103712203A (en) | 2014-04-09 |
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