CN103968383A - Combined adjustable oxygen-enriched combustor - Google Patents
Combined adjustable oxygen-enriched combustor Download PDFInfo
- Publication number
- CN103968383A CN103968383A CN201410237922.4A CN201410237922A CN103968383A CN 103968383 A CN103968383 A CN 103968383A CN 201410237922 A CN201410237922 A CN 201410237922A CN 103968383 A CN103968383 A CN 103968383A
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- spray gun
- burner
- mixture spray
- axis
- fuel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
Abstract
The invention discloses a combined adjustable oxygen-enriched combustor, comprising a plurality of mixing spray guns which are symmetrically arranged, a limiting disk for limiting movement of the mixing spray guns, and a regulating disk for adjusting an angle between the axle wires of the mixing spray guns and the end face of the combustor. The combined adjustable oxygen-enriched combustor is characterized in that the plurality of mixing spray guns are evenly distributed around the original fuel spray gun of the traditional combustor; each mixed spray gun comprises an oxygen-enriched gas nozzle and a fuel nozzle; the oxygen-enriched gas nozzles are arranged at the inner sides; the fuel nozzles are arranged at the outer sides; the axle wire of each fuel nozzle and the end face of the combustor form an included angle alpha, so that the axle wire of fuel flow jet from each fuel nozzle and the end face of the combustor form an included angle alpha; the axle wire of the oxygen-enriched gas nozzle and the end face of the combustor form an included angle beta, so that the axle wire of the oxygen-enriched gas flow jet from the oxygen-enriched gas nozzle and the end face of the combustor form an included angle beta, wherein beta=alpha+delta beta; delta beta is smaller than 10 degrees and greater than 0 degree.
Description
Technical field
The present invention relates to the adjustable oxygen-enriched burner of combined type, be applicable to the various fuel-firing gas-firing combustion furnaces that are transformed into oxygen-enriched combustion-supporting, belong to technical field of burner and rich Combustion Technics field.
Background technology
When oil-burning gas-fired boiler being carried out to oxygen-enriched combustion-supporting transformation, generally all can transform its burner, this transformation can destroy original burner structure, making does not need maybe cannot use once oxygen-rich combustion-supporting system, also original burner structure cannot be recovered, therefore also just original burner cannot be re-used; Adopted afterwards the fired state that does not change existing burner, but at the flame of existing burner combustion, rich-oxygen nozzle is installed around, oxygen rich gas is directly delivered to combustion flame combustion-supporting, but such oxygen-enriched combustion-supporting efficiency does not reach the best, because it is combustion-supporting limited oxygen rich gas cannot to be transported to combustion flame center; Recently the mixture spray gun that oxygen-rich gas nozzle and fuel nozzle are made of one adopting, make oxygen enriched gas stream first mix again and burn with after fuel flow ejection, it was burnt in oxygen enriched gas stream and mixing in flammability limit of fuel flow, thereby improve the combustion flame temperature of oxygen-enriched combustion-supporting, to reach, improve the oxygen-enriched combustion-supporting thermal efficiency.
Summary of the invention
The object of this invention is to provide a kind of adjustable oxygen-enriched burner of combined type that can not change original burner structure, that combined type is installed and used, oxygen rich gas spout and being integral of fuel nozzle ports structure mixture spray gun.
Combined type is adjustable oxygen-enriched burner, comprises the many symmetrical mixture spray guns of installing and limits the spacing disk that mixture spray gun moves and regulate the axis of mixture spray gun and the regulation and control disk of burner end plane angle; It is characterized in that:
1, uniform many mixture spray guns around original burner crude fuel spray gun, every mixture spray gun all includes an oxygen rich gas spout and a fuel nozzle ports, oxygen rich gas spout in inner side, fuel nozzle ports is in outside, be fuel nozzle ports away from the crude fuel spray gun of former burner near burner fire pot, oxygen rich gas spout is between the crude fuel spray gun of fuel nozzle ports and former burner, fuel nozzle ports axis becomes a α angle with burner end face, make to become a α angle with burner end face from the axis of the fuel flow of fuel nozzle ports ejection, oxygen rich gas spout axis becomes a β angle with burner end face, make to become a β angle with burner end face from the axis of the oxygen enriched gas stream of oxygen rich gas spout ejection, β=α+Δ β, 0o < Δ β < 10 o, make fuel nozzle ports axis in each root mixture spray gun to the extended line of burner axis direction, with oxygen rich gas spout axis in the same mixture spray gun mutual joint to the extended line of burner axis direction, drop near burner axis, the axis of fuel flow and the axis of oxygen enriched gas stream that from each root mixture spray gun, spray cross near burner axis, thereby the combustion flame maximum temperature point of every mixture spray gun is dropped near burner axis, and then make the combustion flame maximum temperature point of many mixture spray guns overlapping near burner axis, form higher combustion flame maximum temperature point, mixture spray gun vents face is concordant with the crude fuel spray gun end face of former burner, when using mixture spray gun, the crude fuel spray gun of former burner is unloaded, then many mixture spray guns are installed respectively, only use mixture spray gun, when not using mixture spray gun, unload many mixture spray guns, then the crude fuel spray gun of former burner is reinstalled to original position and use.
2, the spout of many mixture spray guns below is all through a spacing disk, be that each root mixture spray gun is all through a spacing hole of spacing disk, the aperture of spacing hole and mixture spray gun are close and match through the external diameter size of spacing hole section, the downside of spacing hole has an inclined-plane, mixture spray gun can be moved up and down on the spacing hole of spacing disk and the activity of waving all around, there is a regulation and control disk spacing disk below, every mixture spray gun is all through the positioning hole that regulates and controls disk, the aperture of positioning hole is greater than the mixture spray gun external diameter through positioning porose area, positioning hole downside is near there being the rectangular lop ear of polylith near positioning hole, lop ear is perpendicular to regulation and control disk, every lop ear all has a screw, each screw is all screwed with a positioning screw from positioning hole lateral positioning hole inner side, many positioning screw mastheads are pressed in the periphery of mixture spray gun, regulate each positioning hole below many positioning screws be screwed into length, with regard to energy this root mixture spray gun position in positioning hole of flexible modulation, thereby regulate the angle of this root mixture spray gun axis and burner axis, tighten fixing many positioning screws and press closer mixture spray gun, can play fixation to the location of mixture spray gun again, spacing disk and regulation and control disk are all fixedly mounted on same pair of disk supporting frame, and two disk supporting chord positions, under burner, and are placed on the ground of burner below.
3, regulate positioning screw can correspondingly regulate oxygen enriched gas stream axis and the fuel flow axis of this root mixture spray gun ejection, drop point site on burner axis, also regulate positioning screw can correspondingly regulate the position of mixture spray gun vents face in fire pot, according to the chamber structure of combustion furnace, combustion position, the length of flame, furnace height and length of flame ratio, furnace diameter and flame diameter ratio, fuel characteristic, fuel pressure, oxygen rich gas flow, oxygen rich gas concentration, oxygen rich gas pressure, mixture spray gun quantity, the parameters such as the maximum combustion temperature that combustion furnace needs and minimum ignition temperature, the position of calculative determination mixture spray gun vents face in fire pot, the distributing position of mixture spray gun vents face in fire pot mainly contains three kinds, the first distributes: the central point of a plurality of mixture spray gun vents faces is evenly distributed on same circumference, the crude fuel spray gun vents face center of circle of the center of circle of this circumference and former burner is overlapping, the center of circle of this circumference is dropped on the axis of fire pot simultaneously, and the axis of fire pot and the axis of burner are overlapping, the second distributes: the central point of a plurality of mixture spray gun vents faces is distributed on different circumference, but its center of circle of different circumference is overlapping, the crude fuel spray gun vents face center of circle of the center of circle that it is overlapping and former burner is overlapping, and the central point of any two its vents faces of mixture spray gun of installing with respect to this center of circle symmetry all drops on same circumference, the third distribution: the central point of a plurality of mixture spray gun vents faces drops on a helix equably, the first distributes and is suitable for the reasonable combustion furnace of burning condition, and the second distributes and is more suitable in the larger combustion furnace of furnace diameter, and the third distribution is more suitable in burner hearth combustion furnace higher, that fuel value is higher.
The present invention compared with prior art has the following advantages:
1, burner of the present invention does not need to transform the crude fuel spray gun of original burner, and former burner is not caused to damage.
2, the oxygen-enriched combustion-supporting that burner of the present invention is implemented, sprays into the combustion flame surrounding of crude fuel spray gun ejection from former burner that oxygen rich gas is combustion-supporting compares, and the oxygen-enriched combustion-supporting thermal efficiency is high, oxygen-enriched combusting flame kernel temperature is higher.
When 3, burner instead of enriched oxygen of the present invention is combustion-supporting, can unload at any time apparatus of the present invention, then reinstall the crude fuel spray gun of former burner, can recover the state of former burner.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is middle A-A generalized section embodiment illustrated in fig. 1;
Fig. 3 is middle P enlarged diagram embodiment illustrated in fig. 1;
Fig. 4 is middle Q enlarged diagram embodiment illustrated in fig. 1;
Fig. 5 is middle R enlarged diagram embodiment illustrated in fig. 3;
Fig. 6 is the centrosymmetric A-A generalized section of middle mixture spray gun embodiment illustrated in fig. 1;
Fig. 7 is the A-A generalized section that middle mixture spray gun embodiment illustrated in fig. 1 becomes helix.
In Fig. 1-7: 1, fire pot 2, ground 3, lop ear 4, positioning screw 5, fuel-supply pipe 6, oxygen rich gas carrier pipe 7, regulation and control disk 8, spacing disk 9, spacing hole 10, positioning hole 11, two disk supporting framves 12, crude fuel spray gun 13, mixture spray gun 14, air intake district 15, burner end face 16, fuel nozzle ports 17, oxygen rich gas spout.
The specific embodiment
In the embodiment shown in Fig. 1-7: combined type is adjustable oxygen-enriched burner, comprises the many symmetrical mixture spray guns 13 of installing and limit the spacing disk 8 that mixture spray gun 13 moves and regulate the axis of mixture spray gun 13 and the regulation and control disk 7 of burner end face 15 angles, it is characterized in that: uniform many mixture spray guns 13 around original burner crude fuel spray gun 12, every mixture spray gun 13 all includes an oxygen rich gas spout 17 and a fuel nozzle ports 16, oxygen rich gas spout 17 in inner side, fuel nozzle ports 16 is in outside, be fuel nozzle ports 16 away from the crude fuel spray gun 12 of former burner near burner fire pot 1, oxygen rich gas spout 17 is between the crude fuel spray gun 12 of fuel nozzle ports 16 and former burner, the 15 one-tenth α angles in fuel nozzle ports 16 axis and burner end face, make from 15 one-tenth α angles in axis and burner end face of the fuel flow of fuel nozzle ports 16 ejections, the 15 one-tenth β angles in oxygen rich gas spout 17 axis and burner end face, make from 15 one-tenth β angles in axis and burner end face of the oxygen enriched gas stream of oxygen rich gas spout 17 ejections, β=α+Δ β, 0o < Δ β < 10 o, make fuel nozzle ports 16 axis in each root mixture spray gun 13 to the extended line of burner axis direction, with oxygen rich gas spout 17 axis in the same mixture spray gun 13 mutual joint to the extended line of burner axis direction, drop near burner axis, from each root mixture spray gun 13, the axis of fuel flow and the axis of oxygen enriched gas stream of ejection cross near burner axis, thereby the combustion flame maximum temperature point of every mixture spray gun 13 is dropped near burner axis, and then make the combustion flame maximum temperature point of many mixture spray guns 13 overlapping near burner axis, form higher combustion flame maximum temperature point, mixture spray gun 13 vents faces are concordant with crude fuel spray gun 12 end faces of former burner, when using mixture spray gun 13, the crude fuel spray gun 12 of former burner is unloaded, then many mixture spray guns 13 are installed respectively, only use mixture spray gun 13, when not using mixture spray gun 13, unload many mixture spray guns 13, then the crude fuel spray gun 12 of former burner is reinstalled to original position and use.
The spout below of many mixture spray guns 13 is all through a spacing disk 8, be that each root mixture spray gun 13 is all through a spacing hole 9 of spacing disk 8, the aperture of spacing hole 9 and mixture spray gun 13 is close and match through the external diameter size of spacing hole 9 sections, the downside of spacing hole 9 has an inclined-plane, mixture spray gun 13 can be moved up and down on the spacing hole 9 of spacing disk 8 and the activity of waving all around, there is a regulation and control disk 7 spacing disk 8 belows, every mixture spray gun 13 is all through the positioning hole 10 that regulates and controls disk 7, the aperture of positioning hole 10 is greater than mixture spray gun 13 external diameters through positioning hole 10th district, positioning hole 10 downsides are near there being the rectangular lop ear 3 of polylith near positioning hole 10, lop ear 3 is perpendicular to regulation and control disk 7, every lop ear 3 all has a screw, each screw is all screwed with a positioning screw 4 from positioning hole 10 lateral positioning hole 10 inner sides, many positioning screw 4 tops are pressed in the periphery of mixture spray gun 13, regulate each positioning hole 10 below many positioning screws 4 be screwed into length, with regard to energy this root mixture spray gun 13 position in positioning hole 10 of flexible modulation, thereby regulate the angle of these root mixture spray gun 13 axis and burner axis, tighten fixing many positioning screws 4 and press closer mixture spray gun 13, can play fixation to the location of mixture spray gun 13 again, spacing disk 8 and regulation and control disk 7 are all fixedly mounted on same pair of disk supporting frame 11, two disk supporting framves 11 be positioned at burner under, and be placed on the ground 2 of burner below.
Regulate positioning screw 4 can correspondingly regulate oxygen enriched gas stream axis and the fuel flow axis of these root mixture spray gun 13 ejections, drop point site on burner axis, also regulate positioning screw 4 can correspondingly regulate the position of mixture spray gun 13 vents faces in fire pot 1, according to the chamber structure of combustion furnace, combustion position, the length of flame, furnace height and length of flame ratio, furnace diameter and flame diameter ratio, fuel characteristic, fuel pressure, oxygen rich gas flow, oxygen rich gas concentration, oxygen rich gas pressure, mixture spray gun quantity, the parameters such as the maximum combustion temperature that combustion furnace needs and minimum ignition temperature, the position of calculative determination mixture spray gun 13 vents faces in fire pot 1, the distributing position of mixture spray gun 13 vents faces in fire pot 1 mainly contains three kinds, the first distributes: the central point of a plurality of mixture spray gun 13 vents faces is evenly distributed on same circumference, the crude fuel spray gun 12 vents face centers of circle of the center of circle of this circumference and former burner are overlapping, the center of circle of this circumference is dropped on the axis of fire pot 1 simultaneously, and the axis of fire pot 1 and the axis of burner are overlapping, the second distributes: the central point of a plurality of mixture spray gun 13 vents faces is distributed on different circumference, but its center of circle of different circumference is overlapping, the crude fuel spray gun 12 vents face centers of circle of the center of circle that it is overlapping and former burner are overlapping, and the central point of any two mixture spray gun 13 its vents faces of installing with respect to this center of circle symmetry all drops on same circumference, the third distribution: the central point of a plurality of mixture spray gun 13 vents faces drops on a helix equably, the first distributes and is suitable for the reasonable combustion furnace of burning condition, and the second distributes and is more suitable in the larger combustion furnace of furnace diameter, and the third distribution is more suitable in burner hearth combustion furnace higher, that fuel value is higher.
Claims (2)
1. the adjustable oxygen-enriched burner of combined type, comprises the many symmetrical mixture spray guns (13) of installing and limits the mobile spacing disk (8) of mixture spray gun (13) and regulate the axis of mixture spray gun (13) and the regulation and control disk (7) of burner end face (15) angle, it is characterized in that: at original burner crude fuel spray gun (12) uniform many mixture spray guns (13) around, every mixture spray gun (13) all includes an oxygen rich gas spout (17) and a fuel nozzle ports (16), oxygen rich gas spout (17) in inner side, fuel nozzle ports (16) is in outside, be fuel nozzle ports (16) away from the crude fuel spray gun (12) of former burner near burner fire pot (1), oxygen rich gas spout (17) is between the crude fuel spray gun (12) of fuel nozzle ports (16) and former burner, fuel nozzle ports (16) axis becomes a α angle with burner end face (15), make to become a α angle from the axis of the fuel flow of fuel nozzle ports (16) ejection with burner end face (15), oxygen rich gas spout (17) axis becomes a β angle with burner end face (15), make to become a β angle from the axis of the oxygen enriched gas stream of oxygen rich gas spout (17) ejection with burner end face (15), β=α+Δ β, 0o < Δ β < 10 o, make fuel nozzle ports (16) axis in each root mixture spray gun (13) to the extended line of burner axis direction, with oxygen rich gas spout (17) axis in same mixture spray gun (13) the mutual joint to the extended line of burner axis direction, drop near burner axis, from each root mixture spray gun (13), the axis of fuel flow and the axis of oxygen enriched gas stream of ejection cross near burner axis, thereby the combustion flame maximum temperature point of every mixture spray gun (13) is dropped near burner axis, and then make the combustion flame maximum temperature point of many mixture spray guns (13) overlapping near burner axis, form higher combustion flame maximum temperature point, mixture spray gun (13) vents face is concordant with crude fuel spray gun (12) end face of former burner, when using mixture spray gun (13), the crude fuel spray gun (12) of former burner is unloaded, many mixture spray guns (13) are then installed respectively, only use mixture spray gun (13), when not using mixture spray gun (13), unload many mixture spray guns (13), then the crude fuel spray gun (12) of former burner is reinstalled to original position and use, regulate positioning screw (4) can correspondingly regulate oxygen enriched gas stream axis and the fuel flow axis of this root mixture spray gun (13) ejection, drop point site on burner axis, also regulate positioning screw (4) can correspondingly regulate the position of mixture spray gun (13) vents face in fire pot (1), according to the chamber structure of combustion furnace, combustion position, the length of flame, furnace height and length of flame ratio, furnace diameter and flame diameter ratio, fuel characteristic, fuel pressure, oxygen rich gas flow, oxygen rich gas concentration, oxygen rich gas pressure, mixture spray gun quantity, the parameters such as the maximum combustion temperature that combustion furnace needs and minimum ignition temperature, the position of calculative determination mixture spray gun (13) vents face in fire pot (1), the distributing position of mixture spray gun (13) vents face in fire pot (1) mainly contains three kinds, the first distributes: the central point of a plurality of mixture spray guns (13) vents face is evenly distributed on same circumference, crude fuel spray gun (12) the vents face center of circle of the center of circle of this circumference and former burner is overlapping, the center of circle of this circumference is dropped on the axis of fire pot (1) simultaneously, and the axis of fire pot (1) and the axis of burner are overlapping, the second distributes: the central point of a plurality of mixture spray guns (13) vents face is distributed on different circumference, but its center of circle of different circumference is overlapping, crude fuel spray gun (12) the vents face center of circle of the center of circle that it is overlapping and former burner is overlapping, and the central point of its vents face of any two mixture spray guns (13) of installing with respect to this center of circle symmetry all drops on same circumference, the third distribution: the central point of a plurality of mixture spray guns (13) vents face drops on a helix equably, the first distributes and is suitable for the reasonable combustion furnace of burning condition, and the second distributes and is more suitable in the larger combustion furnace of furnace diameter, and the third distribution is more suitable in burner hearth combustion furnace higher, that fuel value is higher.
2. the adjustable oxygen-enriched burner of combined type as claimed in claim 1, it is characterized in that: the spout below of many mixture spray guns (13) is all through a spacing disk (8), be that each root mixture spray gun (13) is all through the spacing hole (9) of spacing disk (8), the aperture of spacing hole (9) and mixture spray gun (13) are close and match through the external diameter size of spacing hole (9) section, spacing hole (9) downside has an inclined-plane, mixture spray gun (13) can be moved up and down on the spacing hole (9) of spacing disk (8) and the activity of waving all around, there is a regulation and control disk (7) spacing disk (8) below, every mixture spray gun (13) is all through the positioning hole (10) that regulates and controls disks (7), the aperture of positioning hole (10) is greater than mixture spray gun (13) external diameter through positioning hole (10) district, positioning hole (10) downside is near there being the rectangular lop ear of polylith (3) near positioning hole (10), lop ear (3) is perpendicular to regulation and control disk (7), every lop ear (3) all has a screw, each screw is all screwed with a positioning screw (4) from positioning hole (10) lateral positioning hole (10) inner side, many positioning screws (4) top is pressed in the periphery of mixture spray gun (13), regulate each positioning hole (10) below many positioning screws (4) be screwed into length, with regard to energy this root mixture spray gun (13) position in positioning hole (10) of flexible modulation, thereby regulate the angle of this root mixture spray gun (13) axis and burner axis, tighten fixing many positioning screws (4) and press closer mixture spray gun (13), can play fixation to the location of mixture spray gun (13) again, it is upper that spacing disk (8) and regulation and control disks (7) are all fixedly mounted on same pair of disk supporting frame (11), two disk supporting framves (11) be positioned at burner under, and be placed on the ground (2) of burner below.
Priority Applications (1)
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CN201410237922.4A CN103968383A (en) | 2014-06-02 | 2014-06-02 | Combined adjustable oxygen-enriched combustor |
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CN201410237922.4A CN103968383A (en) | 2014-06-02 | 2014-06-02 | Combined adjustable oxygen-enriched combustor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105698174A (en) * | 2016-04-11 | 2016-06-22 | 徐州科融环境资源股份有限公司 | Low-nitrogen combustor for gas |
CN108036316A (en) * | 2017-12-07 | 2018-05-15 | 德化县顺尔美工艺品有限公司 | A kind of Pottery Tunnel Calcining Kiln high-speed fuel gas burner |
CN116557877A (en) * | 2023-07-09 | 2023-08-08 | 浙江百能科技有限公司 | Oxygen-enriched incineration and heat recovery system for PTA waste residue liquid |
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GB947621A (en) * | 1961-12-06 | 1964-01-22 | British Oxygen Co Ltd | Combined jet and burner |
CN1332838A (en) * | 1998-12-30 | 2002-01-23 | 多塔乐精制销售有限公司 | Burner-type apparatus and fuel combustion method |
CN101046295A (en) * | 2006-03-31 | 2007-10-03 | 阿尔斯托姆科技有限公司 | Burner with stepped fuel spray |
CN201373390Y (en) * | 2009-04-02 | 2009-12-30 | 北京市公用事业科学研究所 | Large torch burning device with group centralized combined type curved surface structure |
CN102563621A (en) * | 2010-12-20 | 2012-07-11 | 西安航天远征流体控制股份有限公司 | Heating furnace with multiple burners |
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2014
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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GB947621A (en) * | 1961-12-06 | 1964-01-22 | British Oxygen Co Ltd | Combined jet and burner |
CN1332838A (en) * | 1998-12-30 | 2002-01-23 | 多塔乐精制销售有限公司 | Burner-type apparatus and fuel combustion method |
CN101046295A (en) * | 2006-03-31 | 2007-10-03 | 阿尔斯托姆科技有限公司 | Burner with stepped fuel spray |
CN201373390Y (en) * | 2009-04-02 | 2009-12-30 | 北京市公用事业科学研究所 | Large torch burning device with group centralized combined type curved surface structure |
CN102563621A (en) * | 2010-12-20 | 2012-07-11 | 西安航天远征流体控制股份有限公司 | Heating furnace with multiple burners |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105698174A (en) * | 2016-04-11 | 2016-06-22 | 徐州科融环境资源股份有限公司 | Low-nitrogen combustor for gas |
CN105698174B (en) * | 2016-04-11 | 2018-07-17 | 徐州科融环境资源股份有限公司 | A kind of combustion gas low NO |
CN108036316A (en) * | 2017-12-07 | 2018-05-15 | 德化县顺尔美工艺品有限公司 | A kind of Pottery Tunnel Calcining Kiln high-speed fuel gas burner |
CN116557877A (en) * | 2023-07-09 | 2023-08-08 | 浙江百能科技有限公司 | Oxygen-enriched incineration and heat recovery system for PTA waste residue liquid |
CN116557877B (en) * | 2023-07-09 | 2023-10-24 | 浙江百能科技有限公司 | Oxygen-enriched incineration and heat recovery system for PTA waste residue liquid |
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Application publication date: 20140806 |