CN1185562A - High heat release burner - Google Patents

High heat release burner Download PDF

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Publication number
CN1185562A
CN1185562A CN97126099A CN97126099A CN1185562A CN 1185562 A CN1185562 A CN 1185562A CN 97126099 A CN97126099 A CN 97126099A CN 97126099 A CN97126099 A CN 97126099A CN 1185562 A CN1185562 A CN 1185562A
Authority
CN
China
Prior art keywords
combustion chamber
burner
pipe
moving body
sleeve pipe
Prior art date
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.)
Pending
Application number
CN97126099A
Other languages
Chinese (zh)
Inventor
毛罗
波皮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IPEG ITALIAN PLANT ENGINEERING GROUP S P A DELL'ING MAURO POPPI
Original Assignee
IPEG ITALIAN PLANT ENGINEERING GROUP S P A DELL'ING MAURO POPPI
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by IPEG ITALIAN PLANT ENGINEERING GROUP S P A DELL'ING MAURO POPPI filed Critical IPEG ITALIAN PLANT ENGINEERING GROUP S P A DELL'ING MAURO POPPI
Publication of CN1185562A publication Critical patent/CN1185562A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C5/00—Disposition of burners with respect to the combustion chamber or to one another; Mounting of burners in combustion apparatus
    • F23C5/02—Structural details of mounting
    • F23C5/06—Provision for adjustment of burner position during operation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C3/00—Combustion apparatus characterised by the shape of the combustion chamber
    • 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
    • F23D14/24—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 at least one of the fluids being submitted to a swirling motion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN  A CARRIER GAS OR AIR 
    • F23C2900/00—Special features of, or arrangements for combustion apparatus using fluid fuels or solid fuels suspended in air; Combustion processes therefor
    • F23C2900/03005—Burners with an internal combustion chamber, e.g. for obtaining an increased heat release, a high speed jet flame or being used for starting the combustion

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Gas Burners (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)

Abstract

A high heat release burner (1) having a combustion chamber (2) which is connected to a gaseous-fuel intake (4) and to a comburent intake (5) and inside which there is provided an ignition plug (6). The combustion chamber (2) is internally provided with longitudinally adjustable supporting means (14) for a tubular stem (15) which constitutes a duct for feeding the gaseous fuel and is provided with the ignition plug (6) at its end, the movement of the stem (15) and therefore of the ignition in the chamber (2) varying the outlet speed of the combustion products, the increase of the volume between the ignition and the chamber outlet increasing the speed of the products.

Description

High heat release burner
The present invention relates to the high heat release burner of a kind of high speed or low speed.
High heat release burner is well-known, and wherein, good fuel-oxidizer mixes the volume that makes the combustion chamber and is reduced to and is equivalent to 40000 kilocalories/decimeter 3Hour value, it has replaced traditional, described bulking value to be equivalent to 500 kilocalories/decimeter 3Hour gaseous fuel burners.These burners for example when the klining ceramic product, allow a plurality of burners are set in kiln, and they carry out selective actuation according to the product category of being fired, and make that the temperature distribution in the kiln reaches best.
In these traditional burners, fuel and oxidizer inject combustion chamber (or mix in injection process) with premixed state, and by a spark initiation that provides specially.Basically fix with the point of ignition that fuel-the air mixed zone overlaps, combustion product stands expansion, and this expansion and combustion chamber temperature variation interrelate.
If sucking volume with fuel and oxidizer, the discharge portion of combustion chamber (its exit has usually and converges the throttling cone) equates that the outlet temperature of combustion product and speed then depend on the development of combustion state in the combustion chamber; That is to say, whether the volume that depends on the combustion chamber allows it in interior completing combustion, or burn incompletely and causing after discharging the combustion chamber also burns: under first kind of situation, the muzzle velocity of high temperature smog is higher, and under second kind of situation, the temperature of the product of (not exclusively) burning is lower, speed reduces.
In order to make kiln produce ceramic product in the mode of the best, must in kiln, keep predetermined temperature curve, this curve strictly depends on the product of being fired.The zones of different of kiln at the center or on wall, must be heated to higher or lower degree, this depends on the temperature and pressure system, so that in some zone of kiln, burner has high smog muzzle velocity, and in other zone of kiln, burner has lower muzzle velocity.
Each traditional high heat release burner all has concrete characteristic to the muzzle velocity of combustion product, and they depend on shape, size and the characteristic of conical outlet, and ignites-position of mixing arrangement.If want to distribute, must apply effect to the supply of fuel and oxidizer, or change fire-resistant cone or burner at some area change kiln temperature.All these are adjusted all needs the quite operation of trouble, must turn off kiln sometimes, and cost is very high.
Target of the present invention is to eliminate the problems referred to above of conventional apparatus, a kind of high heat release burner promptly is provided, it allows the speed of control combustion product, and then control its temperature, to satisfy the different needs of kiln difference with a kind of simple burner, and change the muzzle velocity characteristic of combustion product easily and quickly even in firer's work, and need not to change fuel and oxidizer supply.
In the scope of this target, the objective of the invention is to design a kind of simple, actual relatively more easily realization, safe in utilization, the effectively relative moderate structure of working with cost.
Above-mentioned target and purpose can be realized by high heat release burner of the present invention, this burner has a combustion chamber, it is connected in a gas fuel inlet and oxidizer inlet, its inside is provided with an igniter plug, be characterized in, be provided with vertically adjustable supporting arrangement in the described combustion chamber, its supporting one pipe stem, this pipe stem constitutes a passage of carrying gaseous fuel to use, its end is provided with described igniter plug, the pipe stem, and then be the muzzle velocity and the temperature of the mobile change combustion product of igniter plug in the combustion chamber, the increase of volume improves the speed and the temperature thereof of product between point of ignition and the combustor exit.
Further characteristic of the present invention and advantage, will be by to high heat release burner of the present invention one preferable but be not that unique embodiment is described in detail and more clear and clear, this embodiment is shown in the drawings with the form of limiting examples, wherein:
Fig. 1 is the side partial sectional view of the present invention's one high heat release burner;
Fig. 2 is the rearview of burner shown in Figure 1;
Fig. 3 is the stereogram of a possible embodiment of the combustion chamber of burner of the present invention;
Fig. 4 is the side sectional view of combustion chamber shown in Figure 3.
The expression high heat release burner of the present invention concrete with reference to above accompanying drawing, that label 1 is total.
Burner 1 is such type, it has a combustion chamber 2, the combustion chamber is best but not necessarily made by refractory material, what it had a taper type converges the port of export 3, this end is connected in a gas fuel inlet 4 and oxidizer inlet 5, and inside is provided with an igniter plug 6: " gaseous fuel " also comprise by fine powderization, can be in airborne liquid fuel.
Combustion chamber 2 preferably is vertical elongate substantially, it has a flange openings 7, be used for being fixed between the front flange 12 of an annulus 9 and combustion air conveying joint 13 by a plurality of peripheral screw 7a, the centre accompanies a sealing ring 8, annulus 9 is fixed on the kiln wall 10 by screw 11, and front flange 12 has corresponding a plurality of hole 12a.
Be provided with vertically adjustable supporting arrangement 14 in the combustion chamber 2, supporting one pipe stem 15, this pipe stem constitutes a fuel gas passage, and its end has igniter plug 6.Utilization pipe stem 15 ends and igniter plug 6 move along the combustion chamber, and point of ignition can be shifted, and the muzzle velocity of combustion product can change.By increasing the volume between point of ignition and the combustor exit, can improve the muzzle velocity of product.
Supporting arrangement 14 is made of a sleeve pipe 16, and this sleeve pipe has a flange end 16a, is used for being fixed on by screw 17 18 places, hole of the joint of axially aligning with combustion chamber 2 13.Sleeve pipe 16 has a locking part 19, the moving body 20 that is used to lock, and this moving body can vertically move in sleeve pipe 16, and with the inner projection towards the combustion chamber of pipe stem 15.
Supporting arrangement 14 can constitute the corresponding removable igniter plug 6 of various different sizes that is equipped with of this pipe stem by the linkage section of pipe stem 15.
Sleeve pipe 16 and moving body 20 are cylindrical, the type of locking part 19 for being constituted by an axle sleeve, and this axle sleeve has a bellmouth 21, and locking part 19 links to each other with the driving handwheel 23 of an annular by radial spokes 22.Axle sleeve 21 usefulness are threaded in the mouth end place of sleeve pipe 16, and its section 24 can be correspondingly tapered, and it is suitable for longitudinally being clamped on the moving body 20 by the several portions 24 that screwing of axle sleeve 21 causes the sleeve opening end to be divided into, thereby moving body is locked.
Between sleeve pipe 16 and moving body 20, has a position that is used to install sealing ring 25.
Pipe stem 15 is connected in a deformable gaseous fuel delivery hose 27 by a bend pipe 26, and the central part of pipe stem 15 is installed with a bar on its whole length, and this bar is used to support igniter plug 6.
Adjacent end place on pipe stem 15 is provided with a band wing circle 28, and its outer peripheral end is from a bit of distance of combustion chamber inwall, but turbulization is convenient to the mixing of air and fuel, and cools off the inner surface of fire-resistant cone 3.
Fig. 3 and shown in Figure 4 be another embodiment of combustion chamber 2, its end 3 both sides on diametric(al) have two sidepieces outlets 29,30, they are provided with perpendicular to the longitudinal axis of combustion chamber 2.
The best type according to the product of being fired of sidepiece outlet is arranged to can spend the angle that changes to 90 degree from 0 with one of the longitudinal axis wire clamp of combustion chamber 2.
Lock and loosen by operation handwheel 23, available hand slides pipe stem 15 combustion chamber 2 in, thus the end of moving the pipe stem, make igniter plug 6 be with wing circle 28 correspondingly from figure the position of protracting shown in the solid line move to the retracted position shown in the dotted line.Because burning occurs in the downstream of seed region, therefore manage the volume that in fact is equivalent to change the combustion chamber that moves of stem.When the pipe stem is in when protracting the position, the muzzle velocity of combustion product reduces; When the withdrawal of pipe stem, smog speed is bigger.
Can notice, even kiln when work, is managed stem and also can be moved in the combustion chamber.
This shows that the present invention has realized desired target and purpose.
So the present invention of design can have many modification and modification in the scope of inventive principle.
And all available other equivalent technically of all details replaces.
In fact, employed material and shape and size can be decided arbitrarily on demand, and therefore they can not influence the protection domain of claims.

Claims (12)

1. high heat release burner, has a combustion chamber, this chamber is connected in a gas fuel inlet and oxidizer inlet, its inside is provided with an igniter plug, it is characterized in that, be provided with vertically adjustable supporting arrangement in the described combustion chamber, its supporting one pipe stem, this pipe stem constitutes a passage of carrying gaseous fuel to use, its end is provided with described igniter plug, the muzzle velocity and the temperature of mobile and then igniter plug the mobile change combustion product in combustion chamber of pipe stem in the combustion chamber, the increase of volume improves the speed and the temperature thereof of this product between point of ignition and the combustor exit.
2. burner as claimed in claim 1, it is characterized in that, described supporting arrangement is made of a sleeve pipe, this sleeve pipe is axially fixed at the inlet of combustion chamber, and has a locking part of the moving body that is used to lock, this moving body can vertically move in sleeve pipe, and can be with the inner projection towards the combustion chamber of pipe stem.
3. burner as claimed in claim 1 is characterized in that, a combustion air is installed in the porch of described combustion chamber carries joint.
4. as claim 2 and 3 described burners, it is characterized in that described joint is installed between the inlet of described sleeve pipe and described combustion chamber.
5. burner as claimed in claim 2 is characterized in that described combustion chamber is made by refractory material.
6. burner as claimed in claim 2 is characterized in that, described sleeve pipe and described moving body are cylindrical, and described locking part has the tapered hub that a usefulness is threadedly connected to sleeve opening end place, and its section can make all branches of sleeve opening end be clamped on the moving body.
7. burner as claimed in claim 2 is characterized in that, between described sleeve pipe and described moving body a sealing ring is installed.
8. burner as claimed in claim 2 is characterized in that described combustion chamber is vertical elongate.
9. burner as claimed in claim 1 is characterized in that, contiguous its end is equipped with at least one band wing circle on described pipe stem.
10. burner as claimed in claim 8 is characterized in that described combustion chamber is cylindrical, and described outlet is axial.
11. burner as claimed in claim 8 is characterized in that, described combustion chamber is cylindrical, and described outlet is at sidepiece, and with respect to the axis of combustion chamber and tilt.
12. burner as claimed in claim 11 is characterized in that, described side outlet is a pair of outlet, is arranged on the both sides on the diametric(al) of described combustion chamber end.
CN97126099A 1996-12-20 1997-12-22 High heat release burner Pending CN1185562A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMO96A000168 1996-12-20
IT96MO000168A IT1287521B1 (en) 1996-12-20 1996-12-20 INTENSIVE BURNER

Publications (1)

Publication Number Publication Date
CN1185562A true CN1185562A (en) 1998-06-24

Family

ID=11386197

Family Applications (1)

Application Number Title Priority Date Filing Date
CN97126099A Pending CN1185562A (en) 1996-12-20 1997-12-22 High heat release burner

Country Status (8)

Country Link
EP (1) EP0849526B1 (en)
CN (1) CN1185562A (en)
BR (1) BR9706432A (en)
DE (1) DE69712452T2 (en)
ES (1) ES2174170T3 (en)
ID (1) ID19251A (en)
IT (1) IT1287521B1 (en)
PT (1) PT849526E (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104296137A (en) * 2013-07-19 2015-01-21 湖南水口山有色金属集团有限公司 Combustor
CN104508373A (en) * 2012-04-03 2015-04-08 伊克利普有限公司 Method and apparatus for a dual mode burner yielding low NOx emission
CN109000225A (en) * 2018-08-27 2018-12-14 东平中联美景水泥有限公司 A kind of cement kiln combustion device intelligence is reciprocal to adjust device and its application

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1304946B1 (en) * 1998-12-30 2001-04-05 Ipeg Spa Dell Ing Mauro Poppi COMBUSTION AIR SUPPLY UNIT FOR INTENSIVE BURNER
CN102721060B (en) * 2012-07-12 2014-12-03 穆瑞力 Energy-efficient ceramic kiln burner
EP3336428B1 (en) * 2016-12-15 2021-02-17 Fives Pillard Low nox burner

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387784A (en) * 1966-10-27 1968-06-11 Chemetron Corp Burner for fluid fuels
BE755352A (en) * 1969-09-05 1971-03-01 Shell Int Research COMBUSTION DEVICE FOR GAS FUEL
DE2237248A1 (en) * 1972-07-28 1974-02-07 Airco Inc BEAM BURNER AND PROCEDURE FOR THE FLAME FORM CONTROL
GB2133527B (en) * 1983-01-18 1986-04-09 W B Combustion Ltd Radiant tube for gas burner
DE3422229C2 (en) * 1984-06-15 1986-06-05 WS Wärmeprozesstechnik GmbH, 7015 Korntal-Münchingen Industrial burners for gaseous or liquid fuels
DE3674198D1 (en) * 1985-10-31 1990-10-18 Nihon Nensho System K K RADIATION PIPE BURNER.
US5513981A (en) * 1991-11-22 1996-05-07 Aichelin Gmbh Burner with variable volume combination chamber
US5411393A (en) * 1993-01-04 1995-05-02 Southwire Company Premix burner for furnace with gas enrichment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104508373A (en) * 2012-04-03 2015-04-08 伊克利普有限公司 Method and apparatus for a dual mode burner yielding low NOx emission
CN104296137A (en) * 2013-07-19 2015-01-21 湖南水口山有色金属集团有限公司 Combustor
CN109000225A (en) * 2018-08-27 2018-12-14 东平中联美景水泥有限公司 A kind of cement kiln combustion device intelligence is reciprocal to adjust device and its application

Also Published As

Publication number Publication date
ES2174170T3 (en) 2002-11-01
PT849526E (en) 2002-10-31
ID19251A (en) 1998-06-28
EP0849526A3 (en) 1999-07-07
EP0849526B1 (en) 2002-05-08
EP0849526A2 (en) 1998-06-24
BR9706432A (en) 1999-04-13
ITMO960168A1 (en) 1998-06-20
DE69712452T2 (en) 2002-08-29
ITMO960168A0 (en) 1996-12-20
DE69712452D1 (en) 2002-06-13
IT1287521B1 (en) 1998-08-06

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