CN106765101A - A kind of direct flame impingement heating burner of multiinjector - Google Patents
A kind of direct flame impingement heating burner of multiinjector Download PDFInfo
- Publication number
- CN106765101A CN106765101A CN201611103923.5A CN201611103923A CN106765101A CN 106765101 A CN106765101 A CN 106765101A CN 201611103923 A CN201611103923 A CN 201611103923A CN 106765101 A CN106765101 A CN 106765101A
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- Prior art keywords
- oxidant
- pipe
- burner body
- chamber
- burner
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/20—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone
- F23D14/22—Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/56—Nozzles for spreading the flame over an area, e.g. for desurfacing of solid material, for surface hardening, or for heating workpieces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/78—Cooling burner parts
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The present invention provides a kind of multiinjector direct flame impingement heating burner, including:Burner body and the multigroup flame-thrower nozzle being coated on completely in the burner body,The concentric setting of Gas Pipe and oxidant pipe in the flame-thrower nozzle and corresponding to is inserted in burner body in each circular hole passage,Combustion gas and oxidant enter combustion gas chamber and oxidant chamber by the external total gas inlet pipe of the burner and total oxidant air inlet pipe respectively,And then it is transported to the Gas Pipe,The oxidant pipe and the circular hole passage,The end face of the Gas Pipe ejiction opening is in same plane with the end face of the oxidant pipe ejiction opening,Lower surface with the circular hole passage is internally formed a combustion chamber in the presence of a distance and in the burner body,And the lower end of circular hole passage is provided with conical necking,Oxidant and combustion gas are sufficiently mixed in the combustion chamber,Finally jet out flames,This structure can improve efficiency of combustion,Power adjusting speed and stability that when flame sprays.
Description
Technical field:
It is more particularly to a kind of for the straight of the quick heating of metal stock or strip the invention belongs to combustion heating technique field
Start to exchange fire flame IMPULSIVE HEATING burner.
Background technology:
High temperature, high-speed flame are directly impinging direct flame impingement heating technique the surface of heating object, by fire
The heat exchanged mechanism heated partses such as forced convertion and Fire Radiation of flame combustion product.With it is traditional by furnace wall (furnace gas) radiate or
The indirectly heat method such as furnace gas convection current is compared, and the heating of direct flame impingement has the advantages that the thermal efficiency is high, the rate of heat addition is fast, wide
It is general to be applied to the fields such as metal molten, metal stock heating and glass processing.
Direct flame impingement heating technique is applied to the cold rolling preheating of sheet metal strip, or continuous annealing (galvanizing) production line
Preheating and bringing-up section, band is quickly heated, be conducive to improve production line yield and product performance and quality,
And with the function of cleaning band surface and oil contaminant, emulsion and residue, have broad application prospects.Publication No.
The United States Patent (USP) of US20070248923A1 discloses a kind of direct flame impingement burner, as depicted in figs. 1 and 2, the burner bag
A metallic object and at least two flame-thrower nozzles with the metallic object external connection are included, the flame-thrower nozzle is concentric tube configuration,
Including at least an oxidant ejiction opening and combustion gas ejiction opening, certain size and geometry are drilled through in advance in the metallic object
Combustion gas chamber and oxidant chamber, therefore drilling can be left in the outer surface of metallic object, the flame-thrower nozzle is weldingly fixed on brill
Kong Shang so that the combustion gas ejiction opening is communicated with combustion gas chamber, the oxidant ejiction opening is communicated with oxidant chamber, the gold
The category body other end is connected with gas inlet pipe and oxidant feed gas pipe, and the gas inlet pipe is connected with the combustion gas chamber, institute
Oxidant feed gas pipe is stated to be connected with the oxidant chamber.But because the flame-thrower nozzle outermost layer pipe has certain internal diameter
And wall thickness, and the combustion gas chamber and the oxidant chamber have in metallic object and have the dimensions and geometry, is subject to
The limitation of above-mentioned factor so that the spacing of wells left in drilling is larger, is welded between the flame-thrower nozzle outside metallic object
Spacing it is also larger, therefore strip is carried out flame impingement heat when, between two nozzles the temperature of strip will be substantially less than
Just to the temperature of jet expansion strip, heat uneven, then the performance and quality of final products will be unable to guarantee, on the other hand
The air-flow that the oxidant ejiction opening sprays with the combustion gas ejiction opening is parallel airflow, and does not make combustion gas abundant with oxidant
The space of mixing, is unfavorable for being mutually mixed between combustion gas and oxidant, efficiency of combustion is influenceed, while not having around the nozzle
There is water cooling plant, cause its high temperature application to be restricted.
The content of the invention:
For the defect of prior art, the present invention provides a kind of good new heating uniformity, high combustion efficiency and flame
The direct flame impingement heating burner of multiinjector of good stability.
The present invention uses following technical scheme:There is provided a kind of multiinjector direct flame impingement heating burner, including:Burner body
It is coated on the multigroup flame-thrower nozzle in the burner body completely, the burner external body is provided with a total gas inlet pipe and total
Oxidant feed gas pipe, is provided with an at least combustion gas chamber and an at least oxidant chamber in the burner body, combustion gas is by described total
Gas inlet pipe enters the combustion gas chamber, and oxidant enters the oxidant chamber, institute by the total oxidant air inlet pipe
State and be also evenly arranged with burner body that multiple cross-sectional areas are identical and through the circular hole passage of burner body lower surface, the circular hole leads to
Road is provided with conical necking, each flame with the oxidant chamber and near one end of the burner body lower surface
Nozzle arrangements are identical, including a Gas Pipe and an oxidant pipe, the Gas Pipe and the oxidant pipe it is concentric setting and it is right
Should be inserted in each circular hole passage, the Gas Pipe and the combustion gas chamber, the oxidant pipe and the oxygen
Agent chamber, the end face of the Gas Pipe ejiction opening is in same plane with the end face of the oxidant pipe ejiction opening, with
The lower surface of the circular hole passage is internally formed a combustion chamber in the presence of a distance and in the burner body.
Further, the burner body includes upper burner body, middle burner body and lower burner body, is set in the upper burner body
There is the first oxidant chamber, the second oxidant chamber is provided with the lower burner body, the combustion gas chamber is arranged at the centre
In burner body and interval the first oxidant chamber and the second oxidant chamber, first mouth of pipe connection of the total oxidant air inlet pipe
The first oxidant chamber, second mouth of pipe of the total oxidant air inlet pipe connects the second oxidant chamber.
Further, each oxidant pipe cross-sectional area is identical and is evenly mounted on the upper burner body, often
Gas Pipe cross-sectional area described in one is identical and is evenly mounted on the middle burner body, and each circular hole passage is and institute
The connection of the second oxidant chamber lower section is stated, the oxidant pipe correspondence is inserted in the Gas Pipe, the oxidant pipe inwall
Central oxidizer passage is formed, the combustion gas inside pipe wall forms annular space blast tube, the circular hole with the oxidant pipe outer wall
Vias inner walls form outer annular space oxidant channel, the upper burner body, the middle burner body and institute with the combustion gas pipe outer wall
Lower burner body is stated to be linked together by welding manner.
Further, the end face of the Gas Pipe ejiction opening being generally aligned in the same plane and the end of the oxidant pipe ejiction opening
The distance of the lower surface of face and the circular hole passage is between 10~40mm.
Further, the circular hole passage, the Gas Pipe and the oxidant pipe keep concentric by coaxial support
Set.
Further, two opposing outer faces of the lower burner body are respectively equipped with U-shaped cooling water channel, the U-shaped cooling water
Road surrounds the lower edge of the lower burner body, and is interconnected by water nozzle and connecting tube.
As shown from the above technical solution, the direct flame impingement heating burner of a kind of multiinjector that the present invention is provided, including burn
Mouth body and multigroup flame-thrower nozzle, are evenly arranged with multiple cross-sectional areas identical and through burner body lower surface in the burner body
Circular hole passage, the circular hole passage is provided with conical necking, each group of flame-thrower nozzle near one end of the burner body lower surface
Include a Gas Pipe and an oxidant pipe, the Gas Pipe and the oxidant pipe it is concentric setting and correspond to be inserted in it is each
In the circular hole passage, the end face of the Gas Pipe ejiction opening is in same plane with the end face of the oxidant pipe ejiction opening,
Lower surface with the circular hole passage is internally formed a combustion chamber in the presence of a distance and in the burner body.Because of the flame-thrower nozzle
Be coated on the inside of the burner body completely, structure be protected it is not easily damaged, while not reducing flame-thrower nozzle diameter (circular hole
Channel diameter) in the case of obtain minimum flame spacing, and then when causing two adjacent groups flame impingement to heated workpiece surface
Certain flame overlay region can be formed, the transverse temperature for being effectively improved the direct IMPULSIVE HEATING band of multigroup flame is uniform
Property, and the lower end of the circular hole passage is conical necking, constraint outer oxide agent is flowed to axle center, the flowing with the combustion gas
Direction intersects, and enhances the mixed effect of combustion gas and oxidant, while the ejiction opening of the Gas Pipe and the oxidant pipe
A combustion chamber is formed and the lower surface of circular hole passage between, oxidant and combustion gas can be sufficiently mixed in combustion chamber, be conducive to
The diameter of larger outer annular space oxidant channel is realized, the flow velocity of oxidant is reduced, the stability of flame combustion, increase combustion is improved
Power regulating range is burnt, while the conical throat structure plays a part of to constrain combustion product again, the ejection of flame is improved
Speed, is further conducive to improving the efficiency of heating surface.In the lower edge of the lower burner external body, i.e., near the position of the combustion chamber
U-shaped cooling water channel is installed, flame-thrower nozzle scaling loss at high temperature can have been avoided, therefore using in high-temperature heating occasion.
Brief description of the drawings:
Fig. 1 is the structure principle chart of the specific embodiment of the burner disclosed in United States Patent (USP) US20070248923A1;
Fig. 2 is the sectional view of the burner embodiment disclosed in United States Patent (USP) US20070248923A1;
Fig. 3 is the dimensional structure diagram that the direct flame impingement of a kind of multiinjector that the present invention is provided heats burner;
Fig. 4 is the lower burner body structural representation that the direct flame impingement of a kind of multiinjector that the present invention is provided heats burner;
Fig. 5 be a kind of multiinjector direct flame impingement heating burner that the present invention is provided middle burner body and Gas Pipe and
The structural representation of total gas inlet pipe assembling;
Fig. 6 is that a kind of upper burner body of the direct flame impingement heating burner of multiinjector that the present invention is provided is filled with oxidant pipe
The structural representation matched somebody with somebody.
In the present embodiment:1- burners, 2- flame-thrower nozzles, the total gas inlet pipes of 5-, 6- total oxidant air inlet pipe, 61- first
The mouth of pipe, the mouths of pipe of 62- second, 7- combustion gas chambers, 8a- the first oxidant chambers, 8b- the second oxidant chambers, 9- annular spaces combustion gas is led to
Road, 10a- central oxidizer passages, the outer annular space oxidant channels of 10b-, 11- Gas Pipe ejiction openings, 12a- oxidant pipes spray
Mouthful, 12b- circular hole passage ejiction openings, the upper burner bodies of 13-, burner body in the middle of 14-, burner body under 15-, 16- oxidant pipes, 17- combustions
Tracheae, the first oxidant feed gas of 18a- hole, the second oxidant feed gas of 18b- hole, 19- combustion chambers, 20- cone neckings, 21- is same
Axle is supported, the cooling water channels of 22a- first, the cooling water channels of 22b- second, 23- circular hole passages, 25- water nozzles, 27- gas inlets hole,
28- coaxial support mounting holes, 29- plugging sheets.
Specific embodiment:
With reference to the accompanying drawings and examples, specific embodiment of the invention is described in further detail.Hereinafter implement
Example is not limited to the scope of the present invention for illustrating the present invention.
As shown in figure 3, a kind of of present invention offer has eight groups of direct IMPULSIVE HEATING burners 1 of flame, the heating is burnt
Mouth 1 includes burner body and is coated on eight groups of regularly arranged flame-thrower nozzles 2 of portion in the burner body completely.Its flame spacing is
25mm, a diameter of 20mm of flame-thrower nozzle.The burner body is main by upper burner body 13, middle burner body 14 and lower 15 groups of burner body
Into, circle hole shape the first oxidant chamber 8a is machined with the upper burner body 13, two ends plugging sheet 29 is welded after circular hole processing
Long trough combustion gas chamber 7 is machined with closure, the middle burner body 14, as shown in figure 4, upper inside the lower burner body 15
Side is machined with long trough the second oxidant chamber 8b, and it is 25mm's to be machined with spacing in the bottom of the second oxidant chamber 8b
And cross-sectional area identical circular hole passage 23, each circular hole passage 23 connects with the second oxidant chamber 8b, and
Conical necking 20 is provided with through one end of the lower surface of the lower burner body 15, the burner external body is connected to total combustion
Gas air inlet pipe 5 and total oxidant air inlet pipe 6, as shown in Figure 4, Figure 5 and Figure 6, total gas inlet pipe 5 passes through a gas inlet
Hole 27 connects with the combustion gas chamber 7, and the total oxidant air inlet pipe 6 is provided with one first mouth of pipe 61 and one second mouth of pipe 62, institute
State first mouth of pipe 61 to be connected with the first oxidant chamber 8a by one first oxidant feed gas hole 18a, second mouth of pipe
62 are connected by one second oxidant feed gas hole 18b with the second oxidant chamber 8b.
As shown in Figure 3, Figure 5 and Figure 6, flame-thrower nozzle 2 described in each group includes an oxidant pipe 16 and a Gas Pipe 17,
The Gas Pipe 17 and the concentric setting of the oxidant pipe 16, each cross-sectional area of the oxidant pipe 16 are identical, and with
Away from being uniformly welded on for 25mm on the upper burner body 13 and connected with the first oxidant chamber 8a, each combustion gas
The cross-sectional area of pipe 17 is identical, and be uniformly welded on spacing as 25mm on the middle burner body 14 and with the combustion gas chamber
7 connections, each correspondence of the oxidant pipe 16 is plugged in each Gas Pipe 17, further, each Gas Pipe
17 correspondences are plugged in each circular hole passage 23, and ensure the oxidant pipe 16, the combustion gas using coaxial support 21
The axis of pipe 17 and the circular hole passage 23 overlaps, and the coaxial support 21 is by the lower end of the Gas Pipe 17 rule point
Three coaxial support mounting holes 28 of cloth are fixed, and are provided with eight upper burner bodies 13 of the oxidant pipe 16, are provided with eight
The middle burner body 14 of the Gas Pipe 17 welds together with the lower burner body 15 for being provided with eight circular hole passages 23.
In flame-thrower nozzle 2 described in each group, the inwall of the oxidant pipe 16 forms central oxidizer passage 10a, described
The inwall of Gas Pipe 17 forms annular space blast tube 9, the inwall of circular hole passage 23 and the combustion with the outer wall of the oxidant pipe 16
The outer wall of tracheae 17 forms outer annular space oxidant channel 10b.The cross-sectional area and identical length of eight oxidant pipes 16 are same, institute
The cross-sectional area and identical length for stating eight Gas Pipes 17 be same, therefore is formed in each group of eight groups of flame-thrower nozzles 2
The cross-sectional area and identical length of heart oxidant channel 10a and annular space blast tube 9 are same, further, the oxidant pipe 16
Length with the Gas Pipe 17 is identical, that is to say, that the end face of the Gas Pipe ejiction opening 11 sprays with the oxidant pipe
The end face of mouthful 12a is in same plane, and does not expose the lower surface of the lower burner body 15, i.e., with the circular hole passage 23 under
There is a distance in end face, the distance is between 10mm to 40mm, and to be internally formed a combustion chamber 19 in the lower burner body 15,
Enter oxidant and the combustion gas of the burner 1 via the total oxidant air inlet pipe 6 and total gas inlet pipe 5, lead to respectively
Cross the first oxidant chamber 8a, the second oxidant chamber 8b and the combustion gas chamber 7 distribution and evenly into
Eight the central oxidizer passage 10a, annular space blast tube 9 and outer annular space oxidant channel 10b, and it is final through the oxidation
Agent pipe ejiction opening 12a, the Gas Pipe ejiction opening 11 and the circular hole passage ejiction opening 12b are fully mixed in the combustion chamber 19
Close, finally spray eight groups of flames.The combustion chamber 19 can also realize the diameter of larger outer annular space oxidant channel 10b, drop
The flow velocity of hypoxemia agent, improves the stability of flame combustion, increases combustion power adjustable range, because under the circular hole passage 23
It is conical necking 20 to hold, and oxidant flows to axle center in constraining outer annular space oxidant channel 10b, the flowing side with the combustion gas
To intersecting, the mixed effect of combustion gas and oxidant is enhanced, while the structure of conical necking 20 plays constraint burning again
The effect of product, improves the spouting velocity of flame, is further conducive to improving the efficiency of heating surface.
The structure of described lower burner body 15 as shown in Figure 4, it is cold before the lower burner body 15 to be machined with U-shaped first
But water channel 22a, the second cooling water channel of U-shaped 22b, the first cooling water channel 22a are machined with the back side of the lower burner body 15
With the lower edge that the second cooling water channel 22b surrounds the lower burner body 15 respectively, and by two water nozzles 25 and connecting tube
The first cooling water channel 22a is connected with the second cooling water channel 22b, recycles two other water nozzle 25 to connect cooling water
Water inlet pipe and return pipe, realize the cooling to burner.
Finally it should be noted that:Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations;To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that:Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent;And these modifications or replacement, the essence of appropriate technical solution is departed from the claims in the present invention and limited
Fixed scope.
Claims (6)
1. a kind of direct flame impingement of multiinjector heats burner, it is characterised in that including:Burner body and the burning is coated on completely
Multigroup flame-thrower nozzle in mouth body, the burner external body is provided with a total gas inlet pipe and a total oxidant air inlet pipe, described
An at least combustion gas chamber and an at least oxidant chamber are provided with burner body, combustion gas enters described by total gas inlet pipe
Combustion gas chamber, oxidant enters the oxidant chamber by the total oxidant air inlet pipe, and the burner body is interior also uniformly to be set
It is equipped with multiple cross-sectional areas identical and through the circular hole passage of burner body lower surface, the circular hole passage and the oxidant chamber
Connect and be provided with conical necking near one end of the burner body lower surface, each flame-thrower nozzle structure is identical, including
One Gas Pipe and an oxidant pipe, the Gas Pipe and the concentric setting of the oxidant pipe are simultaneously corresponded to and are inserted in each circle
In hole path, the Gas Pipe and the combustion gas chamber, the oxidant pipe and the oxidant chamber, the combustion
The end face of tracheae ejiction opening is in same plane, the lower surface with the circular hole passage with the end face of the oxidant pipe ejiction opening
A combustion chamber is internally formed in the presence of a distance and in the burner body.
2. the direct flame impingement of multiinjector as claimed in claim 1 heats burner, it is characterised in that:The burner body includes upper
Burner body, middle burner body and lower burner body, are provided with the first oxidant chamber in the upper burner body, set in the lower burner body
There is the second oxidant chamber, the combustion gas chamber is arranged in the middle burner body and is spaced the first oxidant chamber and second
Oxidant chamber, first mouth of pipe of the total oxidant air inlet pipe connects the first oxidant chamber, and the total oxidant enters
Second mouth of pipe of tracheae connects the second oxidant chamber.
3. the direct flame impingement of multiinjector as claimed in claim 2 heats burner, it is characterised in that:Each oxidant pipe
Cross-sectional area is identical and is evenly mounted on the upper burner body, and each Gas Pipe cross-sectional area is identical and equably pacifies
Loaded on the middle burner body, each circular hole passage is connected with the second oxidant chamber lower section, the oxidation
Agent pipe correspondence is inserted in the Gas Pipe, and the oxidant pipe inwall forms central oxidizer passage, the combustion gas inside pipe wall
Annular space blast tube is formed with the oxidant pipe outer wall, the circular hole vias inner walls form outer annular space with the combustion gas pipe outer wall
Oxidant channel, the upper burner body, the middle burner body and the lower burner body are linked together by welding manner.
4. the direct flame impingement of multiinjector as claimed in claim 3 heats burner, it is characterised in that:The institute being generally aligned in the same plane
State the end face of Gas Pipe ejiction opening and the end face of the oxidant pipe ejiction opening exists with the distance of the lower surface of the circular hole passage
Between 10~40mm.
5. the direct flame impingement of multiinjector as claimed in claim 3 heats burner, it is characterised in that:The circular hole passage, institute
State Gas Pipe and the oxidant pipe keeps concentric setting by coaxial support.
6. the direct flame impingement of multiinjector as claimed in claim 3 heats burner, it is characterised in that:The two of the lower burner body
Opposing outer face is respectively equipped with U-shaped cooling water channel, and the U-shaped cooling water channel surrounds the lower edge of the lower burner body, and passes through
Water nozzle and connecting tube are interconnected.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611103923.5A CN106765101B (en) | 2016-12-05 | 2016-12-05 | A kind of direct flame impingement heating burner of multiinjector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611103923.5A CN106765101B (en) | 2016-12-05 | 2016-12-05 | A kind of direct flame impingement heating burner of multiinjector |
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Publication Number | Publication Date |
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CN106765101A true CN106765101A (en) | 2017-05-31 |
CN106765101B CN106765101B (en) | 2019-01-08 |
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CN201611103923.5A Active CN106765101B (en) | 2016-12-05 | 2016-12-05 | A kind of direct flame impingement heating burner of multiinjector |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3553378A1 (en) * | 2018-04-13 | 2019-10-16 | Linde Aktiengesellschaft | Method and burner for combusting hydrogen sulphide |
CN113092659A (en) * | 2021-03-30 | 2021-07-09 | 中国人民解放军国防科技大学 | High-temperature and high-pressure environment metal powder ignition combustion test device capable of working stably |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3204682A (en) * | 1963-08-26 | 1965-09-07 | American Gas Furnace Co | Oxy-gas blowpipe |
US4756685A (en) * | 1985-12-06 | 1988-07-12 | Nordsea Gas Technology & Air Products Limited | Strip edge heating burner |
US5112219A (en) * | 1990-09-14 | 1992-05-12 | Rocky Mountain Emprise, Inc. | Dual mixing gas burner |
US5743723A (en) * | 1995-09-15 | 1998-04-28 | American Air Liquide, Inc. | Oxy-fuel burner having coaxial fuel and oxidant outlets |
US5803725A (en) * | 1997-06-13 | 1998-09-08 | Horn; Wallace E. | Triple-mix surface-mix burner |
CN101432574A (en) * | 2006-04-25 | 2009-05-13 | Aga公司 | DFI burner |
-
2016
- 2016-12-05 CN CN201611103923.5A patent/CN106765101B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3204682A (en) * | 1963-08-26 | 1965-09-07 | American Gas Furnace Co | Oxy-gas blowpipe |
US4756685A (en) * | 1985-12-06 | 1988-07-12 | Nordsea Gas Technology & Air Products Limited | Strip edge heating burner |
US5112219A (en) * | 1990-09-14 | 1992-05-12 | Rocky Mountain Emprise, Inc. | Dual mixing gas burner |
US5743723A (en) * | 1995-09-15 | 1998-04-28 | American Air Liquide, Inc. | Oxy-fuel burner having coaxial fuel and oxidant outlets |
US5803725A (en) * | 1997-06-13 | 1998-09-08 | Horn; Wallace E. | Triple-mix surface-mix burner |
CN101432574A (en) * | 2006-04-25 | 2009-05-13 | Aga公司 | DFI burner |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3553378A1 (en) * | 2018-04-13 | 2019-10-16 | Linde Aktiengesellschaft | Method and burner for combusting hydrogen sulphide |
CN113092659A (en) * | 2021-03-30 | 2021-07-09 | 中国人民解放军国防科技大学 | High-temperature and high-pressure environment metal powder ignition combustion test device capable of working stably |
Also Published As
Publication number | Publication date |
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CN106765101B (en) | 2019-01-08 |
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Application publication date: 20170531 Assignee: ANSTEEL ENGINEERING TECHNOLOGY Corp.,Ltd. Assignor: Northeastern University Contract record no.: X2023210000042 Denomination of invention: A multi nozzle direct flame impact heating burner Granted publication date: 20190108 License type: Common License Record date: 20230615 |