EP1074790A1 - Brûleur à recirculation de fumées - Google Patents
Brûleur à recirculation de fumées Download PDFInfo
- Publication number
- EP1074790A1 EP1074790A1 EP00430026A EP00430026A EP1074790A1 EP 1074790 A1 EP1074790 A1 EP 1074790A1 EP 00430026 A EP00430026 A EP 00430026A EP 00430026 A EP00430026 A EP 00430026A EP 1074790 A1 EP1074790 A1 EP 1074790A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- burner
- conduit
- conduits
- duct
- air
- 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.)
- Granted
Links
- 239000000446 fuel Substances 0.000 claims description 52
- 239000000779 smoke Substances 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 18
- 238000001816 cooling Methods 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 abstract description 32
- 239000007788 liquid Substances 0.000 abstract description 7
- 238000002347 injection Methods 0.000 description 26
- 239000007924 injection Substances 0.000 description 26
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 15
- 230000032258 transport Effects 0.000 description 11
- 238000002485 combustion reaction Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 7
- 239000003517 fume Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000002737 fuel gas Substances 0.000 description 4
- 239000007800 oxidant agent Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 206010022000 influenza Diseases 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000010763 heavy fuel oil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D17/00—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel
- F23D17/002—Burners for combustion conjointly or alternatively of gaseous or liquid or pulverulent fuel gaseous or liquid fuel
-
- 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
- F23C9/00—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
- F23C9/08—Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber for reducing temperature in combustion chamber, e.g. for protecting walls of 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
- F23D14/46—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
-
- 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
- F23C2202/00—Fluegas recirculation
- F23C2202/20—Premixing fluegas with fuel
-
- 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
- F23C2202/00—Fluegas recirculation
- F23C2202/40—Inducing local whirls around flame
Definitions
- the present invention relates to improvements made industrial burners with liquid or gaseous fuel.
- the technical sector of the invention is the field of manufacturing industrial burners.
- the present invention more particularly relates to improvements to very low emission gaseous fuel burners of nitrogen oxide comprising primary gas injection means fuel placed in the center of the burner and injection means secondary peripherals, and intended to be mounted either in an orifice provided for this in the wall of an enclosure, such as the bedroom combustion or hearth of an oven or a boiler, either in the central part of a turbine exhaust gas circulation duct of a installation of co-generation of electrical and thermal energy, in order to reheat these exhaust gases.
- the present invention relates more particularly to a burner in which combines the above two smoke recirculation processes, on the one hand, and staging of the fuel supply, on the other.
- US Patent 5,073,105 describes a burner mounted on a wall of a oven, which includes a block pierced with openings receiving sprinklers primary and secondary fuel, and delimiting an area of primary combustion; air enters this area through a perforated plate and mixes with horizontal and / or radial fuel jets mixed with the smoke sucked in by the depression resulting from these jets at through corresponding openings provided in the block; jets vertical of fuel mixed with smoke sucked through other openings, exit at the downstream end of the block, in another zone of combustion.
- US Patent 5,284,438 describes a burner of similar structure but more complex, in which the burner block defines a convergent and a divergent separated by a constriction, and has conduits smoke extraction by fuel jets which, by their dimensions, their flared shape at the inlet, their inclined position and their outlet located in the block diverging, are supposed to ensure a definite dosage of the mixture fuel - smoke and its injection into an air mixing zone, which is located in the divergent; this burner has a central duct fuel injection system equipped with a nozzle, and a fuel stabilizer flame ; this structure causes the formation of jets (of a mixture fuel - smoke) turbulent and swirling, and causes their mixing with air in the mixing zones delimited by the block.
- the document EP 675 321 describes a gas fuel burner which has several primary fuel injection pipes, arranged in the central part of an air intake channel defined by the body burner tubular; the ends of the rods are folded outwards, arranged under the slots of a flame stabilizer, and the ends of the canes are drilled with holes through which combustible gas is injected into the focus through the stabilizer slots; the burner has in addition to (secondary) gas fuel injection rods, which are distributed around the primary injection rods, and which end in a single nozzle each opening into a recirculation duct for smoke produced in the home; these secondary injection rods, as well that the associated recirculation conduits are located inside the channel air, to ensure their cooling by the air which circulates there.
- Each recirculation duct opens into the fireplace in parallel to the air channel, and communicates at its other end with the hearth by a hole drilled in the wall of the air channel, at the outer periphery of the burner; these holes allow, by suction and drive effect, to recirculate the fumes which mix with the gas combustible and reduce the formation of nitrogen oxides; to complete this reduction by increasing the staging of combustion, the burner includes (tertiary) fuel injection rods crossing the wall of the hearth enclosure; each rod is associated with a air intake channel surrounding the cane.
- Patent EP 675 321 also describes a burner devoid of means tertiary fuel injection, whose performance is reduced.
- the burner described in this document has certain drawbacks: the gas streams delivered by the canes and the air channels associated with these tertiary means of injection, are likely to form a curtain surrounding the secondary fuel gas injection means, which is likely to disrupt and limit the efficiency of the recirculation system smoke by the secondary means of injecting gaseous fuel; a another disadvantage results from the difficulty of adjusting and controlling the effect produced by the air jets surrounding the gas jets of the tertiary means injection, and in particular to control these coaxial jets and their mixture necessary for good combustion with the other jets caused by this burner, which is equipped with three separate injection systems gaseous fuel and two separate transport and injection systems air in the burner (and the fireplace); in addition, a drawback related to canes extending through the walls delimiting the enclosure of the hearth, resides in the large size of this system and the difficulty in repairing it, maintain and / or modify such a system partially embedded in the wall of the home.
- An objective of the present invention is to provide a burner improved and partially remedy at least the disadvantages of burners known while improving their performance in reducing the formation of nitrogen oxides.
- An objective of the present invention consists in particular in improve the self-recirculation of smoke.
- An objective of the present invention is also to propose a compact, simple, inexpensive burner capable of being used in a duct for transporting exhaust gas from turbine (s).
- the invention consists in proposing a burner with gaseous fuel which includes a central conduit for transporting fuel, a central air transport duct surrounding said duct central fuel, several peripheral conduits for transporting gaseous fuel extending at least in part outside the duct central air transport, preferably parallel to it, and finished each by a fuel ejection nozzle;
- the burner has in addition to a straight section of cylindrical conduit (or tube) of smoke recirculation, which is arranged in the extension of each nozzle and at a distance (in front) thereof;
- the air transport duct and the smoke extraction ducts are metallic, substantially parallel between them, and preferably open substantially in the same plane perpendicular to the longitudinal axis of the burner;
- the suction ducts of fumes are fixed on the metal body of the burner, preferably on the air transport duct, by a metallic connection which contributes to ensure, by conduction, the cooling of the suction ducts by the burner body (especially through the air duct) which is itself cooled by the air it
- the position of the smoke circulation ducts arranged at the outside of the air duct results in separation of the jets from the mixture fuel / smoke compared to the air flow carried by the duct central (main); mixing these jets with the flame resulting from the combustion of the fuel delivered by the central duct intervenes gradually and further (by comparison with the structure described in EP 675 321) downstream of the burner nose, which enhances the effect fuel injection staging.
- each peripheral fuel nozzle to the inlet opening of the associated recirculation tube is preferably same order of magnitude as the radius or diameter of the pipe section recirculation, for example of the order of 2 to 20 centimeters; so the space free between the nozzle and the inlet (the upstream end) of the recirculation facilitates the extraction of smoke and gas mixing fuel with the fumes present in the hearth, delimiting a passage section for smoke of considerably larger dimensions larger than that delimited by the peripheral opening of the recirculation described in document EP 675 321; furthermore, this arrangement allows and / or facilitates adjustment, during assembly or the installation of the burner, this distance, which optimizes suction, mixing and entrainment of fumes by gas jets combustible.
- the cooling of the flue gas recirculation ducts with the central duct air transport is sufficient to avoid deterioration of these ducts although these flues are arranged in the fireplace (and / or are subjected to intense heating by direct radiation of the flame); preferably, for this purpose, the metal connection serving as a heat sink extends over a large area, in particular substantially over the entire length of recirculation ducts; this link is preferably obtained by welding.
- Said peripheral nozzles and the associated suction ducts are preferably identical, arranged at equal distance from the axis longitudinal of the burner (i.e. on a circle) and according to a symmetry of revolution (that is to say angularly equidistant).
- the peripheral gas injection nozzles fuel, as well as the associated smoke tubes are among three to twelve, in particular six to eight, arranged in a crown, regularly (angularly) distributed around the longitudinal axis (from general symmetry) of the burner.
- the longitudinal axes of the peripheral nozzles and associated flues can extend in a divergent conical fashion (at most 5 degrees), it is preferable that these axes are substantially parallel to the longitudinal axis of the burner.
- the invention consists of a gas heater turbine, which comprises a burner according to the invention which is mounted in the central part of a turbine gas transport duct which is equipped with partial closing flaps.
- the external position of the smoke circulation tubes avoids disturbing the combustion of the fuel delivered in the central part.
- FIG. 1 illustrates in longitudinal section view a burner with liquid and gaseous fuel according to the invention.
- Figure 2 is a front view of the front end of the burner of the Figure 1 and is a view along II of Figure 1.
- Figure 3 illustrates in longitudinal section view a heater turbine outlet gas according to the invention.
- Burner 1 ( Figures 1 and 2) has a first ferrule cylindrical 2 with longitudinal axis 3 horizontal, and a second ferrule cylindrical 4 coaxial with the first, which delimits a conduit 5; ferrule 2 delimits a central air passage duct 31, which extends the duct 5 air inlet.
- the burner extends through a cylindrical orifice 6 provided in the wall 7 separating the hearth 8 from the outside 9 of the enclosure.
- the burner comprises in the central part a central rod 10 of transport of liquid fuel (in particular such as heavy fuel oil, diesel, petrol, oils, waste liquids ...) up to the head of the equipped burner a central nozzle 11 and a flame stabilizer 12, which are arranged at the front end of the duct 31 and of the ferrule 2, and are projecting at the interior of the hearth 8; the burner further comprises a central rod 100 gaseous fuel injection.
- liquid fuel in particular such as heavy fuel oil, diesel, petrol, oils, waste liquids
- the burner comprises a bundle of six peripheral tubes 13 of transport of combustible gases, which are each equipped at their end front of a nozzle 14 protruding (for example protruding by 1 centimeter) on the internal face 15 of the wall 7.
- a part of the tubes 13 extends parallel to the axis 3 inside the air transport duct 5; the tubes 13 are supplied by a common collector 16, and pass through an annular flange 17 connecting the ferrules 2 and 4; as illustrated in figure 2, the six identical nozzles 14 fuel gas discharge points are angularly spaced 60 degrees apart.
- the longitudinal axes 20 of the nozzles 14 which are parallel to the axis 3, are located on identical or neighboring spokes.
- the axis of the tubes 22 coincides with the axis of the nozzles 14 and the end rear 24 of identical sections 22 is arranged at a distance 25 from the corresponding nozzle 14, which distance is close to 50 millimeters, and corresponding to the diameter of the tubes 22.
- the front end 23 of the tubes 22 extends in the plane 112 containing the outlet of the central duct 31.
- the burner 1 is mounted in a duct 200, of axis coinciding with axis 3 of the burner, delimited by walls 201 (in the case where several burners are mounted in the duct 200, their axes 3 are parallel to that of the conduit).
- the conduit 200 transports (according to the arrows 103) gas leaving a turbine, whose temperature is around 500 ° C or, when the turbine is stopped, air; in the latter case, flaps 104, which are pivotally mounted in the conduit 200 along axes 105, obturate partially - in the position shown in solid lines - the section of passage of the conduit 200 leaving the passage free - according to the arrows 102 - through the burner pipe 2; the (open) position of the flaps illustrated in dashed lines corresponds to the case where the turbine gases are present.
- the burner is fixed in the duct 200 by supports not represented.
- an outside air supply (corresponding to 5% of the total air) is introduced through a pipe 106 to cool the central part of the burner, in particular where the stabilizer 105 of the central (main) flames of gas combustion injected through the central conduits 100 which pass through a deflecting rosette 104; the conduits 100 are supplied by a collector 107.
- peripheral conduits 13 are supplied with gas fuel through a second manifold 16; the flow of gaseous fuel injected by the peripheral nozzles generally represents around 90 at 95% of the total fuel flow.
- An advantage of the burner is that mixing jets coming out of the tubes 22 help to lengthen the flame, which improves the efficiency of the gas heater and the installation of heat recovery, located downstream of the burner.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
Description
- le rapport de la longueur des conduits de recirculation associés aux buses d'éjection de gaz, à leur diamètre, est supérieur à 1 et inférieur ou égal à 10, en particulier voisin de 2 à 4 ;
- les buses périphériques d'éjection de gaz sont disposées sensiblement affleurantes ou de façon peu saillante sur la face interne des parois de l'enceinte du foyer ;
- l'orifice de sortie du conduit central d'air est saillant à l'intérieur de l'enceinte du foyer, et les extrémités avant des conduits de recirculation situés dans le prolongement des buses d'éjection de gaz combustible, sont disposées sensiblement dans le même plan que ledit orifice de sortie du conduit central d'air ;
- les tubes de recirculation associés aux buses d'éjection de gaz combustible, sont soudés sur la virole du conduit central d'air, sur la surface externe de celle-ci.
Claims (9)
- Brûleur (1) à combustible gazeux qui comporte un conduit central (10,100) de transport de combustible, un conduit central (2) de transport d'air entourant ledit conduit central de combustible et plusieurs conduits périphériques (13) de transport de combustible gazeux, caractérisé en ce que lesdits conduits périphériques s'étendent en partie au moins à l'extérieur du conduit central de transport d'air, en ce que le brûleur comporte en outre un tronçon rectiligne de conduit (22) de circulation de fumées qui est disposé dans le prolongement de chaque buse (14) équipant les conduits périphériques (13), et en ce que les conduits (22) d'aspiration de fumées sont fixés par une liaison (101) sur le conduit (2) de transport d'air, à l'extérieur de celui-ci et ne sont pas au contact d'un flux d'air, leur refroidissement étant réalisé par conduction par l'intermédiaire de ladite liaison (101).
- Brûleur selon la revendication 1, dans lequel les conduits (22) sont soudés par une de leurs génératrices à un barreau (101) métallique de liaison qui est soudé sur une génératrice du conduit (2), parallèlement à celui-ci.
- Brûleur selon l'une quelconque des revendications 1 ou 2, qui comporte un stabilisateur de flamme (105) et une rosace déflectrice (106) disposés dans le conduit d'air (2, 31) au voisinage de son plan d'extrémité (112).
- Brûleur selon l'une quelconque des revendications 1 à 3, dans lequel l'orifice amont (24) de chaque conduit (22) est disposé à une distance (25) de la buse (14) correspondante, qui est de l'ordre du diamètre du conduit (22).
- Brûleur selon l'une quelconque des revendications 1 à 4, dans lequel l'orifice (23) de sortie des conduits (22) s'étend sensiblement dans le plan (112) transversal de sortie du conduit (2).
- Brûleur selon l'une quelconque des revendications 1 à 5, dans lequel les buses (14) et les conduits (2, 22) sont saillants à l'intérieur du foyer (8).
- Brûleur selon l'une quelconque des revendications 1 à 6, dans lequel les conduits (22) de circulation de fumées et le conduit (2) de transport d'air sont métalliques.
- Réchauffeur de gaz de turbine transportés par un conduit (200) équipé de volets (104) d'obturation, caractérisé en ce qu'il comporte un brûleur selon l'une quelconque des revendications 1 à 7.
- Réchauffeur selon la revendication 8, qui comporte un conduit (106) d'alimentation d'air pour le refroidissement du brûleur.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9910296A FR2797321B1 (fr) | 1999-08-04 | 1999-08-04 | Bruleurs a recirculation de fumees et a faible emission d'oxydes d'azote et rechauffeurs de gaz comportant de tels bruleurs |
FR9910296 | 1999-08-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1074790A1 true EP1074790A1 (fr) | 2001-02-07 |
EP1074790B1 EP1074790B1 (fr) | 2004-11-24 |
Family
ID=9548999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00430026A Expired - Lifetime EP1074790B1 (fr) | 1999-08-04 | 2000-07-27 | Brûleur à recirculation de fumées |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1074790B1 (fr) |
DE (1) | DE60016106T2 (fr) |
FR (1) | FR2797321B1 (fr) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007134580A1 (fr) * | 2006-05-19 | 2007-11-29 | Ulrich Dreizler | Modélisation de flamme |
FR2914398A1 (fr) * | 2007-04-02 | 2008-10-03 | Pillard Chauffage | Bruleur a combustible gazeux |
CN103277795A (zh) * | 2013-05-27 | 2013-09-04 | 中国科学院广州能源研究所 | 可调节烟气自身再循环燃气燃烧器 |
CN109631036A (zh) * | 2019-01-14 | 2019-04-16 | 唐山亿昌热能科技有限公司 | 一种超低氮氧化物的燃烧方法及匹配的燃烧头和燃烧装置 |
CN110360559A (zh) * | 2018-04-09 | 2019-10-22 | 南京冉星环保科技有限公司 | 工业燃气超低氮节能燃烧器 |
CN110594743A (zh) * | 2019-10-12 | 2019-12-20 | 瑞丽市恒泽环境技术有限公司 | 一种利用高热值废液燃烧低热值废气的混合燃料燃烧器 |
CN112303621A (zh) * | 2020-03-02 | 2021-02-02 | 青岛永泰锅炉有限公司 | 一种超低氮锅炉气体燃烧器 |
IT202000028394A1 (it) * | 2020-11-25 | 2022-05-25 | Baltur S P A | Bruciatore e apparato industriale a ridotte emissioni |
WO2022113000A3 (fr) * | 2020-11-25 | 2022-08-11 | Baltur S.P.A. | Brûleur industriel à émission réduite et appareil |
CN116379431A (zh) * | 2023-03-30 | 2023-07-04 | 武汉明正动力工程有限公司 | 一种四合一低氮燃烧器 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9593847B1 (en) * | 2014-03-05 | 2017-03-14 | Zeeco, Inc. | Fuel-flexible burner apparatus and method for fired heaters |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0348646A2 (fr) * | 1988-06-30 | 1990-01-03 | Deutsche Babcock Energie- Und Umwelttechnik Aktiengesellschaft | Brûleur |
EP0511878A2 (fr) * | 1991-05-01 | 1992-11-04 | Callidus Technologies Inc. | Installations de brûleurs à faible taux de NOx |
US5275552A (en) * | 1992-03-27 | 1994-01-04 | John Zink Company, A Division Of Koch Engineering Co. Inc. | Low NOx gas burner apparatus and methods |
EP0675321A1 (fr) * | 1994-03-29 | 1995-10-04 | ENTREPRISE GENERALE DE CHAUFFAGE INDUSTRIEL PILLARD. Société anonyme dite: | Perfectionnement de brûleurs à combustible gazeux à très faible émission d'oxyde d'azote |
FR2760071A1 (fr) * | 1997-02-27 | 1998-08-28 | Pillard Chauffage | Dispositif de montage de bruleurs dans un conduit de gaz a chauffer |
FR2782150A1 (fr) * | 1998-08-07 | 2000-02-11 | Pillard Chauffage | Perfectionnements aux bruleurs a recirculation de fumees et a faible emission d'oxydes d'azote |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5284438A (en) | 1992-01-07 | 1994-02-08 | Koch Engineering Company, Inc. | Multiple purpose burner process and apparatus |
-
1999
- 1999-08-04 FR FR9910296A patent/FR2797321B1/fr not_active Expired - Fee Related
-
2000
- 2000-07-27 DE DE60016106T patent/DE60016106T2/de not_active Expired - Lifetime
- 2000-07-27 EP EP00430026A patent/EP1074790B1/fr not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0348646A2 (fr) * | 1988-06-30 | 1990-01-03 | Deutsche Babcock Energie- Und Umwelttechnik Aktiengesellschaft | Brûleur |
EP0511878A2 (fr) * | 1991-05-01 | 1992-11-04 | Callidus Technologies Inc. | Installations de brûleurs à faible taux de NOx |
US5275552A (en) * | 1992-03-27 | 1994-01-04 | John Zink Company, A Division Of Koch Engineering Co. Inc. | Low NOx gas burner apparatus and methods |
EP0675321A1 (fr) * | 1994-03-29 | 1995-10-04 | ENTREPRISE GENERALE DE CHAUFFAGE INDUSTRIEL PILLARD. Société anonyme dite: | Perfectionnement de brûleurs à combustible gazeux à très faible émission d'oxyde d'azote |
FR2760071A1 (fr) * | 1997-02-27 | 1998-08-28 | Pillard Chauffage | Dispositif de montage de bruleurs dans un conduit de gaz a chauffer |
FR2782150A1 (fr) * | 1998-08-07 | 2000-02-11 | Pillard Chauffage | Perfectionnements aux bruleurs a recirculation de fumees et a faible emission d'oxydes d'azote |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007134580A1 (fr) * | 2006-05-19 | 2007-11-29 | Ulrich Dreizler | Modélisation de flamme |
FR2914398A1 (fr) * | 2007-04-02 | 2008-10-03 | Pillard Chauffage | Bruleur a combustible gazeux |
EP1980788A1 (fr) | 2007-04-02 | 2008-10-15 | Fives Pillard | Brûleur a combustible gazeux |
CN103277795A (zh) * | 2013-05-27 | 2013-09-04 | 中国科学院广州能源研究所 | 可调节烟气自身再循环燃气燃烧器 |
CN103277795B (zh) * | 2013-05-27 | 2015-05-20 | 中国科学院广州能源研究所 | 可调节烟气自身再循环燃气燃烧器 |
CN110360559A (zh) * | 2018-04-09 | 2019-10-22 | 南京冉星环保科技有限公司 | 工业燃气超低氮节能燃烧器 |
CN109631036A (zh) * | 2019-01-14 | 2019-04-16 | 唐山亿昌热能科技有限公司 | 一种超低氮氧化物的燃烧方法及匹配的燃烧头和燃烧装置 |
CN109631036B (zh) * | 2019-01-14 | 2023-08-25 | 唐山亿昌热能科技有限公司 | 一种超低氮氧化物的燃烧方法及匹配的燃烧头和燃烧装置 |
CN110594743A (zh) * | 2019-10-12 | 2019-12-20 | 瑞丽市恒泽环境技术有限公司 | 一种利用高热值废液燃烧低热值废气的混合燃料燃烧器 |
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CN112303621A (zh) * | 2020-03-02 | 2021-02-02 | 青岛永泰锅炉有限公司 | 一种超低氮锅炉气体燃烧器 |
CN112303621B (zh) * | 2020-03-02 | 2023-06-16 | 青岛永泰锅炉有限公司 | 一种超低氮锅炉气体燃烧器 |
IT202000028394A1 (it) * | 2020-11-25 | 2022-05-25 | Baltur S P A | Bruciatore e apparato industriale a ridotte emissioni |
WO2022113000A3 (fr) * | 2020-11-25 | 2022-08-11 | Baltur S.P.A. | Brûleur industriel à émission réduite et appareil |
CN116379431A (zh) * | 2023-03-30 | 2023-07-04 | 武汉明正动力工程有限公司 | 一种四合一低氮燃烧器 |
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EP1074790B1 (fr) | 2004-11-24 |
DE60016106T2 (de) | 2005-12-01 |
DE60016106D1 (de) | 2004-12-30 |
FR2797321B1 (fr) | 2001-10-26 |
FR2797321A1 (fr) | 2001-02-09 |
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