CN103822207B - Variable pressure and variable working condition oil burner - Google Patents

Variable pressure and variable working condition oil burner Download PDF

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Publication number
CN103822207B
CN103822207B CN201210466160.6A CN201210466160A CN103822207B CN 103822207 B CN103822207 B CN 103822207B CN 201210466160 A CN201210466160 A CN 201210466160A CN 103822207 B CN103822207 B CN 103822207B
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burner
oxidant
oil
alevaire
liquid fuel
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CN103822207A (en
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王明坤
姜从斌
信伟
郭进军
陈拴柱
魏佳
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Changzheng Engineering Co Ltd
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Changzheng Engineering Co Ltd
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Abstract

The invention provides a variable-pressure and variable-working-condition oil burner for a coal gasification furnace, which is suitable for a high-pressure environment, has the ignition and combustion capabilities of the working process of any constant pressure, variable pressure and continuous variable working condition within the pressure range of 0-2.0MPaG, and is used for igniting a process burner of the coal gasification furnace. The burner comprises a body sleeve and a premixing jet head. Wherein, the body part sleeve is coaxially arranged and sequentially comprises a liquid fuel outer sleeve, an atomizing agent outer sleeve and an oxidant outer sleeve from inside to outside. The annular space between the sleeves forms each medium channel. The premixing jet flow head comprises an inner layer of contraction type sonic or high subsonic speed nozzle and an outer layer of contraction type sonic or high subsonic speed nozzle and a two-stage atomization mixing chamber, and high-efficiency atomization mixing and stable ignition combustion of fuel and oxidant can be realized. The outermost layers of the body part and the head part of the burner are provided with double-layer closed annular channel cooling structures which are connected with the gasifier body in a sealing way through mounting flanges, so that the sealing and non-ablation of the burner under the furnace pressure of 0-8MPaG and the furnace temperature of 1200-1700 ℃ can be ensured.

Description

A kind of transformation, variable working condition oil burner
Technical field
The present invention relates to a kind of oil burner, more particularly, to it is a kind of for gasification furnace and can adapt under hyperbaric environment The new startup burner of transformation, variable working condition.
Background technology
The Coal Gasification Technology of high effect cleaning is the main flow of current China's Coal Gasification Technology development, industrialized coal gasification skill Art is mainly fine coal pressurization and two kinds of gasification technology modes of coal water slurry gasification.
Gasification furnace is the key equipment of coal water slurry gasification and powdered coal pressuring gasified technology, and the start-up process of gasification furnace is typically each Completed by startup burner.
When going into operation, startup burner is in tiny structure and normal pressure operating mode to coal slurry gasifier, treats that in-furnace temperature reaches and feeds intake Temperature, startup burner is removed, while after installing refractory brick and startup burner blind flange, gasification furnace can just carry out start-of-run, Sparking mode is manual firing, therefore, entirely go into operation, ignition process it is cumbersome, automaticity is low, it is easy to flame-out and be difficult Discover, labor strength is big, and site operation personnel's security is poor.
When going into operation, startup burner can realize transformation, the variable working condition load in the range of certain pressure to powdered coal pressuring gasified stove Regulation, but pressure limit is normally no higher than 1.0MPa, and the furnace pressure of corresponding industrialized powdered coal pressuring gasified stove is generally also not higher than 4.0MPa, this seriously constrains more energy-conservation, more environmentally-friendly maximization, the development of high-pressure trend Coal Gasification Technology.
Additionally, the startup burner of powdered coal pressuring gasified stove is during transformation, variable working condition, because fortuitous event is made Into after parking, furnace pressure needs to be down to normal pressure again, could restart igniting and transformation, the Off-design operation of startup burner, makes It is more long into the whole flame-out accident treatment time.
The content of the invention
In order to overcome the shortcomings of startup burner in existing Coal Gasification Technology, the present invention provides a kind of new adaptation high pressure Transformation, variable working condition oil startup burner under environment, the burner can be not only realized from normal pressure 0MPaG to high pressure 2.0MPaG pressure models Stable ignition and the burning of liquid fuel and oxidant under any level pressure, transformation, continuous variable working condition in enclosing, and can ensure The sealing and not ablation of burner under 0-8MPaG furnace pressures, 1200-1700 DEG C of furnace temperature.
Above-mentioned purpose of the present invention is achieved by the following technical solution:
The a kind of of present invention offer can adapt to transformation, the oil burner of variable working condition under hyperbaric environment, including body portion set Pipe and the part of premixing jet head 2, wherein:
Body parts casing pipe uses coaxial-type arrangement, and liquid fuel outer tube, Alevaire outer tube are respectively to outer Zi in With oxidant outer tube;Annular space between sleeve pipe and sleeve pipe forms each road medium channel, and its innermost layer is logical for fuel medium Road, intermediate layer is Alevaire passage, and outermost layer is oxidant channel;Each medium channel entrance point is sequentially provided with liquid fuel and enters Mouth, Alevaire entrance and oxidant inlet, and sealed respectively by Alevaire cover plate and oxidant cover plate.The benefit of this structure It is simple structure, is easy to disassemble maintenance, while realizes the coaxial conveying of liquid fuel, Alevaire and oxidant;
Premixing jet head includes liquid fuel spray orifice, Alevaire spray orifice, one-level atomization mixing chamber, two grades of atomization mixing Room, atomized fuel nozzle, main burner, oxidant swirl-flow devices;The Main Function of the head is the efficient mist for realizing liquid fuel Change and atomized fuel mixes with the full and uniform of oxidant;
The body portion of burner and the outermost layer of head are disposed with cooling structure and carry out thermal protection, and burner body passes through mounting flange It is connected with gasification furnace furnace sealing, it can be ensured that possess good sealing under burner interface 8MPaG furnace pressures.
Preferably, the passage of described cooling structure is double seal formula annular channel structure, by oxidant outer tube and Cooling medium outer tube constitute, and by cooling jacket be separated into inside and outside two-layer annular channel and;Two-layer annular channel sets respectively There is cooling medium to export and cooling medium entrance, and by cooling medium cover plate for sealing.
Preferably, the passage of cooling structure is inside and outside double-deck closed annular channel structure, cooling medium be high density, Higher boiling, reactivity are poor, the good liquid that conducts heat serves as, such as oil, water.Thus determine the burner type of cooling for oil cooling or Water-cooled.Meanwhile, the preferred high temperature resistant of the material of part, corrosion resistant Ni-based, cobalt-based or/and Hastelloy material, example in burner Such as Co50, INCONEL600, Kazakhstan C-22, Hastelloy C-276, Incoloy800H.
The setting of high-temperature alloy in cooling structure and stove, can greatly prolong the service life of burner, especially burner in stove The anti-yaw damper ability of head, it can be ensured that burner long period steady operation is under 1200-1700 high temperature.
Preferably, the inlet and outlet of cooling structure is interchangeable, and cooling medium flow direction can be adjusted flexibly as needed.
Preferably, the fuel medium of burner can be light, heavy diesel fuel, biodiesel, the liquid fuel such as methanol-fueled CLC type diesel oil; Alevaire can be air, nitrogen and steam;Oxidant can be the mixed gas of oxygen, air and oxygen and inert gas. The Adaptability of medium of burner is widely.
Preferably, liquid fuel spray orifice is single hole or loose structure, and centrally arranged, spray orifice can be straight hole or type face;Type Face refers to the combination of straight line, the shrinkage hole of curve or Lavalle curve, expanded bore or both;Porous is holes, three holes or more Porous mutual impact structure.The Main Function of single hole is throttling, and porous Main Function is to throttle and crush fuel.
Preferably, Alevaire spray orifice is loose structure, and evenly distributed in the circumferential direction in liquid fuel spray orifice with angle a Around;Alevaire spray orifice is velocity of sound spray orifice, and spray orifice number is 3-10, and jet nozzle angle a is 30 ° -90 °.The work of Alevaire spray orifice With being that guiding Alevaire is atomized for the first time to liquid fuel, liquid fuel is broken into using the high velocity impact momentum of Alevaire Fine particle.
Preferably, the atomized fuel nozzle of internal layer and the main burner of outer layer are velocity of sound or high subsonic speed spout, Neng Goubao The eustasy for demonstrate,proving back pressure does not interfere with atomizing of liquid fuel quality, while forming two grades of atomizations between inside and outside two-layer nozzle Mixing chamber, secondary-atomizing mixing is carried out to liquid fuel, Alevaire and oxidant, fuel combustion is more stablized abundant;Two sprays The spout of mouth is single hole or loose structure, and spray orifice can be straight hole or type face;Type face refers to straight line, curve or Lavalle curve The combination of shrinkage hole, expanded bore or both;Porous is holes, three holes or more the external diffusion formula in hole or mutual impacting type knot Structure.
Preferably, oxidant outlet is sprayed using direct current or cyclone mode;When oxidant eddy flow sprays, swirl-flow devices cloth It is axial adjustable cyclone structure, preferred swirl angle on the straight length or Taper Pipe section being placed near contraction shape oxidant spout Degree scope is 10o-75o .The setting of swirl-flow devices can increase the stability of burner flame, improve the adaptability of variable working condition.
Preferably, the atomized fuel nozzle(22)Using retracted manner, jet expansion can use direct current or cyclone mode Spray.
Preferably, atomizing of liquid fuel mode is multistage premixing jet, it is ensured that there is liquid fuel good atomization to imitate Really.
Preferably, the burner is stopped after process burner is lighted, and without extracting gasification furnace out, enormously simplify system behaviour Make.
Preferably, igniting and burning of the burner in whole work process saves manpower using automatically controlling, and improves The safe operation ability of device.
The present invention makes it have advantages below due to using above technical scheme:
(1)Bushing type body portion simple structure, is easy to fabricate and reprocess disassemble, and greatly shortens the production cycle, mitigates labor Fatigue resistance.
(2)The velocity of sound that inside and outside double-deck nozzle and atomization mixing chamber are constituted(Or high subsonic speed)Under three-level atomization mixing Mode, it is ensured that atomization quality is not deteriorated during level pressure, transformation, variable working condition regulation, and mixing evenly, is substantially reduced when catching fire Between, while improve the burn-off rate of fuel medium.
(3)During oxidant arrangement axial direction adjustable rotary stream device, the combustion stability and load variations of burner is greatly improved Adaptability, makes load regulation rate up to 20:1, can completely adapt to transformation, the variable working condition behaviour in 0-2.0MPaG pressure limits Make.
(4)The setting of double seal formula ring-type cooling structure and High-temperature resistant alloy material, it is ensured that part in burner, especially Its head is not ablated under 1200-1700 DEG C of hyperthermia radiation environment of burner hearth, greatly prolongs burner service life.
(5)Flange is connected and the sealing of becket pad, it is ensured that burner interface zero leakage under 8MPaG furnace pressures.And/or
(6)The igniting and burning of whole work process significantly reduce the labour intensity of workman using completion is automatically controlled, The security of system operation is improved, the process time of flame-out accident is shortened.
Brief description of the drawings
Fig. 1 is agent structure principle sectional view of the present invention.
Fig. 2 is the head view of Fig. 1.
Fig. 3 is liquid fuel jet orifice structure view.
Fig. 4 is oxidant spout structure view.
Fig. 5 is atomized fuel nozzle and main nozzle structure view.
Fig. 6 is the spout swirl-flow devices principle structure view of atomized fuel nozzle.
In figure:1. liquid fuel inlet, 2. liquid fuel outer tube, 3. Alevaire outer tube, 4. oxidant cover plate, 5. Oxidant inlet, 6. cooling medium entrance, 7. cooling medium outer tube, 8. cooling jacket, 9. mounting flange, 10. cooling medium Outlet, 11. cooling medium cover plates, 12. oxidant outer tubes, 13. Alevaire entrances, 14. Alevaire cover plates, 15. Alevaires lead to Road, 16. oxidant channels, 17. oxidant swirl-flow devices, 18. internal layer annular channels, 19. outer layer annular channels, 20. main burners, 21. 2 grades of atomization mixing chambers, 22. atomized fuel nozzles, 23. one-levels atomization mixing chamber, 24. Alevaire spray orifices, 25. liquid fuels Spray orifice, 26. liquid fuel passages, 27. liquid fuel nozzle swirl-flow devices.
Specific embodiment
The present invention is been described by below in conjunction with accompanying drawing of the present invention.
Referring to Fig. 1 and Fig. 2, a kind of transformation of the present invention, the oil burner of variable working condition, including burner body parts casing pipe and pre- Jet mixing flow head two parts.The body portion of burner and the outermost layer arrangement cooling structure of head, and by mounting flange 9 and gasification furnace Body of heater(Not shown in figure)It is tightly connected.
Described body parts casing pipe is coaxially arranged, and from-inner-to-outer is followed successively by liquid fuel outer tube 2, Alevaire outer tube 3, oxygen Agent outer tube 12.Annular space between sleeve pipe and sleeve pipe forms each road medium channel, wherein outside the liquid fuel of innermost layer The passage that sleeve pipe 2 itself is formed is liquid fuel passage 26, the passage between liquid fuel outer tube 2 and Alevaire outer tube 3 It is Alevaire passage 15, the passage between oxidant outer tube 12 and Alevaire outer tube 3 is oxidant channel 16.Each medium leads to Road entrance point is sequentially provided with liquid fuel inlet 1, Alevaire entrance 13, oxidant inlet 5, and by Alevaire cover plate 14 and oxygen Agent cover plate 4 is sealed respectively.
The passage of described cooling structure is double seal formula annular channel structure, is situated between by oxidant outer tube 12 and cooling Matter outer tube 7 is constituted, and is separated into internal layer annular channel 18 and outer layer annular channel 19 by cooling jacket 8.Two-layer ring-type is led to Road is respectively equipped with cooling medium and exports 10 and cooling medium entrance 6, and is sealed by cooling medium cover plate 11.
The outlet 10 of the cooling medium and entrance 6 can be interchangeable, i.e., the flow direction of cooling medium can be changed.Cooling knot Part greatly prolongs the use of burner from the ablation of hyperthermia radiation in the setting of structure, it can be ensured that burner body, especially burner Life-span.
Part material can use high temperature resistant, corrosion resistant Ni-based, cobalt-based or/and Hastelloy material in described burner It is made, such as Co50, INCONEL600, Kazakhstan C-22, Hastelloy C-276, Incoloy800H etc..
Described premixing jet head includes liquid fuel spray orifice 25, Alevaire spray orifice 24, one-level atomization mixing chamber 23, mist Change fuel nozzle 22, two grades of atomization mixing chambers 21, main burner 20, oxidant swirl-flow devices 17.Liquid fuel passes through liquid fuel Spray orifice 25 enters one-level and is atomized mixing chamber 23, and the multiply Alevaire phase that one-level is atomized mixing chamber 23 is entered with from Alevaire spray orifice 24 Hard hit and it is sufficiently mixed after chance, liquid fuel down atomization is simultaneously sufficiently mixed with Alevaire.Complete one-level atomization mixing Liquid fuel gas-liquid mixture enters two grades of atomization mixing chambers 21 by atomized fuel nozzle 22, and is sprayed by swirl-flow devices 17 Oxidant is met and collides and be sufficiently mixed herein, and gas-liquid mixture is further atomized.Finally, well-mixed liquid combustion Material, Alevaire, oxidant are sprayed by main burner 20, rapid spatial expansion, complete the atomization mixing of the third level.
Referring to Fig. 2, described Alevaire spray orifice 24 is loose structure, and evenly distributed in the circumferential direction in liquid with angle a Around fluid fuel spray orifice 25.Alevaire spray orifice 24 uses velocity of sound spray orifice, and spray orifice number is preferably 3-10, and jet nozzle angle a is preferred It is 30 ° -90 °.
Referring to Fig. 3, described liquid fuel jet 25 can be single hole or loose structure, and centrally arranged, spray orifice can be straight hole Or type face, type face refers to the combination of straight line, the shrinkage hole of curve or Lavalle curve, expanded bore or both.Porous is two The mutual impact structure in hole, three holes or more hole.
Referring to Fig. 4, described oxidant spout is sprayed to shrink shape ring-type spout using direct current or eddy flow.Work as oxidant When being sprayed using eddy flow, swirl-flow devices can be disposed on straight section or cone section near spout, and swirl-flow devices are that axial angle is adjustable Formula structure, eddy flow angle is preferably 10 ° -75 °.According to different burner hearth shapes and structure, increaseing or decreasing for eddy flow angle can Adjust the length and width of flame.
Referring to Fig. 5, described atomized fuel nozzle 22 and main burner 20 can be single hole or loose structure, and spray orifice can be straight hole Or type face, type face refer to straight line, the shrinkage hole of curve or Lavalle curve, expanded bore or both combination (not shown in figure, Pass is referring to Fig. 3).Porous is holes, three holes or more the external diffusion formula in hole or mutual impacting type structure.
Referring to Fig. 6, when the single hole of atomized fuel nozzle 22 is arranged, also atomization can be made by way of spout arranges swirl-flow devices Fuel swirl sprays.
Main working process of the invention has the following two kinds:
The first course of work:Level pressure igniting and burning under normal pressure or high pressure.According to default sequence program, gasification furnace Furnace pressure boosts to any pressure state in the range of 0-2.0Mpa, such as 0.5MpaG.Liquid fuel in process system is with the pressure Design discharge enters liquid fuel passage 26 by liquid fuel inlet 1 under power, and one-level mist is entered by liquid fuel spray orifice 25 Change mixing chamber 23.Alevaire enters Alevaire passage 15 with design discharge under the pressure by Alevaire entrance 13, by atomization Agent spray orifice 24 sprays at a high speed one-level atomization mixing chamber 23 with transonic condition.Two strands of media meet simultaneously in one-level atomization mixing chamber 23 Hard hit, liquid fuel is broken atomization.Air-liquid blending agent after atomization is with multiply fine liquid fuel droplet(Or mist Drop)State through the high-speed jet of atomized fuel nozzle 22 spray enter two grades of atomization mixing chambers 21.At the same time, system oxidation agent Oxidant channel 6 is entered by oxidant inlet 5 with the design discharge under the pressure, is revolved by the oxidant near oxidant outlet Stream device 17 high-speed rotational sprays into two grades of atomization mixing chambers 21, and forming one has the vortex of tangential momentum energy, to entering two grades The liquid fuel gas-liquid mixture of atomization mixing chamber 21 is secondary to be washed away, while making small oil droplet secondary-atomizing, liquid fuel droplets Full and uniform mixing is able to oxidant.The three medium gas-liquid mixtures for completing secondary-atomizing mixing are sprayed at a high speed by main burner 20 Enter in gasification furnace burner hearth, space increase, medium volume instantaneous expansion so that the atomization of the medium gas-liquid mixture of liquid fuel three is mixed Close more abundant.So far, met in gasification furnace by the medium gas-liquid mixture of higher density fluid fluid fuel three of three atomization mixing To incendiary source(High-energy spark plug, igniter burner etc.), it is ignited at once, realize the igniting and burning under oil burner level pressure.
Second course of work:Igniting and burning under transformation, the variable working condition of burner.First, it is worked according to the first Journey completes the level pressure igniting of the burner, after burner is lighted and maintains flame stabilization to burn 3-5 minutes, starts the change of the burner Pressure, Off-design operation.During this, furnace pressure is raised slowly to throw coal pressure (generally by initial ignition pressure (usual 0-1MpaG) 1-2MpaG), along with the rising of furnace pressure, the flow and pressure of the road medium of liquid fuel, Alevaire, oxidant of burner etc. three Also equal proportion increases to high pressure when throwing coal operating mode at full capacity for operating mode during by initial ignition.Now, the heat of oil burner release The energy value for lighting process burner fine coal is met or exceeded, gasification furnace startup feeds intake, and the fine coal of process burner is ignited, oil burner Power cut-off, cuts off liquid fuel road, oxidant road, the charging on Alevaire road successively.
The both the above course of work, all automatically controls completion.In whole work process, oil burner can realize 0- Any level pressure, transformation, the ignition of continuous variable working condition Load Regulation process and 0-8MPaG in 2.0MPaG pressure limits The sealing of burner interface under burner hearth vapor pressure.At the same time, in whole work process, there is cooling medium on cooling medium road all the time Pass through, protect not ablation under 1200-1700 DEG C of high temperature of burner.
Below combined presently most preferred embodiment of the invention has made detailed description to oil burner of the invention, but It will also be recognized by those skilled in the art that without departing from the spirit and scope of the present invention, can enter to the present invention Row various modifications and variations.It will be understood that presently most preferred embodiment of the invention is descriptive, and it is non-limiting, it is of the invention Scope should be determined according to appended independent claims.

Claims (16)

1. a kind of transformation, variable working condition oil burner, including burner body parts casing pipe and premixing jet head two parts, its feature exists In:
Described body parts casing pipe is coaxially arranged, and liquid fuel outer tube (2), Alevaire outer tube (3) are respectively to outer Zi in With oxidant outer tube (12);Annular space between sleeve pipe and sleeve pipe forms each road medium channel, and its innermost layer is situated between for fuel Matter passage (26), intermediate layer is Alevaire passage (15), and outermost layer is oxidant channel (16);Each medium channel entrance point is successively Liquid fuel inlet (1), Alevaire entrance (13) and oxidant inlet (5) are provided with, and by Alevaire cover plate (14) and oxidation Agent cover plate (4) is sealed respectively;
Described premixing jet head include liquid fuel spray orifice (25), Alevaire spray orifice (24), one-level be atomized mixing chamber (23), Two grades of atomization mixing chambers (21), atomized fuel nozzle (22), main burner (20), oxidant swirl-flow devices (17);
The body portion of described burner and the outermost layer of head are disposed with cooling structure, and burner body passes through mounting flange (9) and gas Change furnace body to be tightly connected;
Further, the atomized fuel nozzle (22) of described internal layer and the main burner (20) of outer layer are velocity of sound or high subsonic speed Spout;Spout is single hole or loose structure, and spray orifice can be straight hole or type face, and type face refers to straight line, curve or Lavalle curve Shrinkage hole, expanded bore or both combination;Porous is holes, three holes or more the external diffusion formula in hole or mutual impacting type knot Structure.
2. oil burner according to claim 1, wherein,
The passage of described cooling structure is double seal formula annular channel structure, by oxidant outer tube (12) and cooling medium Outer tube (7) is constituted, and is separated into inside and outside two-layer annular channel (18) and (19) by cooling jacket (8);Two-layer annular channel Cooling medium outlet (10) and cooling medium entrance (6) are respectively equipped with, and are sealed by cooling medium cover plate (11).
3. oil burner according to claim 1, wherein,
The fuel medium of the burner be preferably gently, heavy diesel fuel, biodiesel, the liquid fuel such as methanol-fueled CLC type diesel oil;Atomization Agent is preferably air, nitrogen and steam;Oxidant is preferably the mixed gas of oxygen, air and oxygen and inert gas.
4. oil burner according to claim 1, wherein,
Described liquid fuel spray orifice (25) is single hole or loose structure, and centrally arranged, spray orifice can be straight hole or type face, type face Hole refers to the combination of straight line, the shrinkage hole of curve or Lavalle curve, expanded bore or both;Porous is holes, three holes or more The mutual impact structure in hole.
5. oil burner according to claim 1, wherein,
Described Alevaire spray orifice (24) is loose structure, and evenly distributed in the circumferential direction in liquid fuel spray orifice with angle a (25) around;Alevaire spray orifice (24) is velocity of sound spray orifice, and preferably spray orifice number is 3-10, preferably jet nozzle angle a is 30 °- 90°。
6. oil burner according to claim 1, wherein,
Described oxidant outlet is sprayed using direct current or cyclone mode;When oxidant eddy flow sprays, swirl-flow devices (17) cloth It is axial adjustable cyclone structure, preferred swirl angle on the straight length or Taper Pipe section being placed near contraction shape oxidant spout Degree scope is 10 ° -75 °.
7. oil burner according to claim 1, wherein,
The atomized fuel nozzle (22) uses retracted manner, and jet expansion can be using direct current or cyclone mode ejection.
8. oil burner according to claim 1, wherein,
The atomizing of liquid fuel mode is multistage premixing jet.
9. oil burner according to claim 1, wherein,
The liquid fuel, Alevaire and oxidant use coaxial structure for conveying.
10. oil burner according to claim 2, wherein,
The medium of described cooling structure is preferably the liquid that high density, higher boiling, reactivity are poor, heat transfer is good and serves as, example Ru Shui, oil.
11. oil burners according to claim 2, wherein,
The inlet and outlet of described cooling structure is interchangeable.
12. oil burners according to claim 8, wherein,
The type of cooling of the cooling structure is oil cooling or water-cooled.
13. oil burner according to foregoing any claim, wherein,
The material of part is made of high temperature resistant, corrosion resistant cobalt-based, Ni-based or/and Hastelloy material in burner, for example Co50, INCONEL600, Kazakhstan C-22, Hastelloy C-276, Incoloy800H etc..
14. according to any described oil burners of claim 1-12, wherein,
The described burner can realize any level pressure, transformation, continuous variable working condition from normal pressure 0MPaG to 2.0MPaG pressure limits Under igniting and burning and 0-8MPaG furnace pressures, 1200-1700 DEG C of furnace temperature under burner sealing and not ablation.
15. according to any described oil burners of claim 1-12, wherein,
The described burner is stopped after process burner is lighted, without extracting gasification furnace out.
16. according to any described oil burners of claim 1-12, wherein,
Igniting and burning of the described burner in whole work process are used and automatically controlled.
CN201210466160.6A 2012-11-16 2012-11-16 Variable pressure and variable working condition oil burner Active CN103822207B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87210470U (en) * 1987-08-22 1988-05-11 冶金工业部鞍山焦化耐火材料设计研究院 High-temperature vertical kilm fuel-oil nozzle
CN2127977Y (en) * 1992-04-10 1993-03-10 樊晟 Self-preheating oil burner
CN2139215Y (en) * 1992-11-07 1993-07-28 北京航空航天大学 Heavy oil vertex flow type pneumatic atomized spray injector
CN102492479A (en) * 2011-12-28 2012-06-13 上海锅炉厂有限公司 Three-channel slurry fuel gasification burner
CN102721052A (en) * 2012-06-20 2012-10-10 航天长征化学工程股份有限公司 Fuel gasification combustion equipment and fuel gasification combustion method
CN202938295U (en) * 2012-11-16 2013-05-15 航天长征化学工程股份有限公司 Pressure-variable working-condition-variable oil burning nozzle

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201412843Y (en) * 2009-03-20 2010-02-24 北京中科声威科技发展有限公司 Direct projection type fuel atomizing nozzle
CN201787572U (en) * 2010-05-19 2011-04-06 上海安大机械制造有限公司 Fuel atomizing nozzle device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN87210470U (en) * 1987-08-22 1988-05-11 冶金工业部鞍山焦化耐火材料设计研究院 High-temperature vertical kilm fuel-oil nozzle
CN2127977Y (en) * 1992-04-10 1993-03-10 樊晟 Self-preheating oil burner
CN2139215Y (en) * 1992-11-07 1993-07-28 北京航空航天大学 Heavy oil vertex flow type pneumatic atomized spray injector
CN102492479A (en) * 2011-12-28 2012-06-13 上海锅炉厂有限公司 Three-channel slurry fuel gasification burner
CN102721052A (en) * 2012-06-20 2012-10-10 航天长征化学工程股份有限公司 Fuel gasification combustion equipment and fuel gasification combustion method
CN202938295U (en) * 2012-11-16 2013-05-15 航天长征化学工程股份有限公司 Pressure-variable working-condition-variable oil burning nozzle

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