EP0762051B1 - Brennergebläse für Gas-Vormischbrenner - Google Patents
Brennergebläse für Gas-Vormischbrenner Download PDFInfo
- Publication number
- EP0762051B1 EP0762051B1 EP96115019A EP96115019A EP0762051B1 EP 0762051 B1 EP0762051 B1 EP 0762051B1 EP 96115019 A EP96115019 A EP 96115019A EP 96115019 A EP96115019 A EP 96115019A EP 0762051 B1 EP0762051 B1 EP 0762051B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- blower
- chamber
- gas
- burner
- housing part
- 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.)
- Expired - Lifetime
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
-
- 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
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
-
- 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
- F23D14/34—Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air
- F23D14/36—Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air in which the compressor and burner form a single unit
-
- 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
- F23D14/62—Mixing devices; Mixing tubes
-
- 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
- F23D14/82—Preventing flashback or blowback
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/101—Flame diffusing means characterised by surface shape
- F23D2203/1017—Flame diffusing means characterised by surface shape curved
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/102—Flame diffusing means using perforated plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D2203/00—Gaseous fuel burners
- F23D2203/10—Flame diffusing means
- F23D2203/105—Porous plates
Definitions
- the present invention relates to a burner fan for Gas premix burner, especially for gas combustion in Boilers, with one with openings for the combustion mixture provided, containing a fan wheel with at least one for the combustion mixture permeable flame partition, being in the direction of flow in front of the blower chamber a blower housing part and one Blower electronics are arranged, and wherein the impeller (8) is rotatably connected to the rotor (7) of an electric motor.
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the combustible mixture e.g. air + Gas
- the Burner mixed using the fan in the combustion chamber promoted and ignited there.
- Such a burner fan is known from DE-A-40 11 691 known for example.
- the present invention is based on the object to avoid the above disadvantages and a burner fan to create with which a contact of the gas or Combustion mixture with the fan electronics and the Electric drive motor is avoided.
- this is achieved in that the merge of the components of the combustion mixture in Vacuum range of the impeller takes place as well as on the as Fan housing part serving as flange plate on the inside a bearing support tube is formed in the bearing for a Motor shaft of the motor fan are arranged and from which the impeller protruding end attached to the impeller is.
- the Blower 50 has a drive motor 51, which on a Blower housing part 5 is attached.
- the housing part 5 is designed as a flange plate, the drive motor 51 projects into its first opening 6, namely in the direction of the combustion chamber 55.
- a gap 14 in particular a annular gap 14, which is formed in the axial and / or circumferential direction may have a constriction 81.
- the gap 14 narrows in the direction of flow.
- the Constriction should favor the flow without abrupt Transitions such as curves 74, 75 take place.
- the drive motor 51 preferably a brushless external rotor motor, is about fasteners along with his Blower electronics 12 including a circuit board connected to the housing part 5.
- the connection of the drive motor 51 with the housing part 5 can also on the housing part molded webs 84 take place (Fig. 8).
- a carrier part which is designed as a pot 76, contains an impeller 8 with blades 9, preferably as a one-piece Injection molded or cast part.
- the pot 76 is by means of gluing and / or press fit on the outer shell of the cup-shaped Rotor 7 of the drive motor 51 attached.
- Brenner 70 is in the shape of a hemisphere with flame partitions 1 to 4, which can be designed as perforated plates, these have a sieve-like perforation, which of Flame partition 1 to -wall 4 becomes ever finer.
- the fuel mixture for example air + gas
- the flame partitions 2 and 4 are substantially parallel in spacing arranged to each other and at the end of the semicircle on the Housing part 5 attached via an insulating layer.
- the inner one Flame partition is arranged centrally to the fan 50 and forms a fan chamber 36 through the bottom of the housing part 5 is limited upwards.
- the Blades 9 of the impeller 8 which in the embodiment is designed as a radial wheel, can be curved straight, backwards or curved forward depending on the requirement the performance and the noise.
- An upper cover 88 and a lower cover 89 delimit the impeller 8 axially Direction and serve as a guide for the air or fuel mixture (Air + gas) flow. They also belong to the link between a gas supply opening 41 and the Blower chamber 36.
- the gas is supplied via a gas valve device 13, which by means of a seal 16 on the Top 56 of the housing part 5 is attached and arrives via the opening 41 into a gas distribution chamber 17 which between the fixed underside 58 of the housing part and the rotating cover 88 of the impeller 8 is formed.
- the gas distribution chamber 17 contains a pressure side Sealing labyrinth consisting of ring webs 38 on the impeller 8 and ring webs 40 is formed on the housing part 5.
- a radial annular gap formed between the webs 37 and 40 77 and the existing between housing part 5 and cover 88 Axial gap are so narrow that when rotating of the impeller 8 gas throughput is hindered.
- Storage labyrinth which consists of ring webs and grooves 37.39 on the Impeller 8 and the housing part 5 is formed and by the Impeller 8 and the housing part 5 is limited.
- the traffic maze is in terms of its geometric dimensions the annular gaps 18 and the corresponding axial gaps trained that especially when the impeller 8 a the distribution of the gas over the entire circumference (Ring channel) promoting back pressure and the labyrinth gaps but are still wide enough for the gas throughput required for burner operation can.
- a displacement body 28 is arranged. This The most important task is part of the blower chamber 36 to block the main fan flow 83 and one even distribution of the gas-air mixture flow over bring the flame partitions 1 to 4.
- the displacement body 28 consists of a body 30 which essentially follows the shape of the flame partitions 1 to 4, and has on its surface facing the flame partition 1 at least one vane 29, which is shaped or is built up around a fuel mixture circulation largely prevents the central axis in the blower chamber 36, the blade 29 along with the surface of the body 30 and the flame partition 1 at least one Flow channel 45 forms, as shown in FIG. 3.
- a lower edge 43 of the impeller 8 dips into an adapted one Recess 42 of the displacer 28 and forms a labyrinth over column 31, which causes that through openings 32 at the bottom of the body 30 a targeted adjusted, slight circular flow 33 (dash-dotted line shown) for flushing out the fuel mixture after Lock the gas valve 13 when the impeller 8 continues to run he follows.
- the displacement body 28 can via screws 65, via pins attached to the blades 29 by riveting the pin (not shown) with the flame partition 1 or attached in an analogous manner.
- a further improvement in the circular flow 33 is achieved by additional radial blades 34 reached, the most radial outer area of the blower edge 8 on the underside of the lower cover 89 are attached and possibly in an annular Immerse recess 49 of body 30.
- the displacer 28 or additionally can designed as a perforated sheet flame partition 1 for uniform Distribution of the fuel mixture a special perforation have, as shown enlarged in Figs. 4 and 5.
- the holes 61 of the flame partition 1 are not completely punched out, but in such a way that by partial punching out Tab 62 remain, which is a predeterminable guide of the streams of the fuel mixture. 5 are the holes 61 punched out completely and the back 63 as in a rasp pulled up.
- the flame partitions 1 to 4 can be used as perforated plates Metal mesh, as ceramic plates with holes or pores be trained.
- the burner 70 consists of the housing part 5 and other parts previously described, but a different one Outer shape.
- the flame partition 1 (here only one Partition) contains a variant in the illustration on the left with holes and on the right one with pores through which the Fuel mixture is promoted, namely via the impeller 8 as previously described.
- the upper cover 88 of the impeller grips the mixture of fuel 8 at the outer edge partially or completely around the radially if necessary the lower cover 89 projecting blades 9 with an edge 82 around the axial component of the blow-out direction reinforce.
- lid 88, 89 and possibly the blades 9 at least in their radial outer area towards the lower part of the blower chamber 36 are inclined.
- the displacement body 28 of this embodiment has an essentially flat, disc-shaped body 30, which is attached to the flame partition 1. This is also done here a flushing out of the fuel mixture as previously described according to the circular flow 33.
- FIG. 7 shows an exemplary embodiment largely corresponding to FIG. 6 shown, instead of the punctiform Gas supply via the nozzle 15 a distribution channel 99 for uniform gas supply in the entire gap 14 or at least is arranged in a partial area thereof. This will favors an intensive and even formation of fuel mixture.
- Impeller height housed in the blower chamber 36 body 86 which reverses the circulation movement of the fuel mixture impede the impeller axis.
- the aforementioned bodies 86 can also by extending the displacer guide vanes 29 can be realized.
- FIG. 8 shows a detail of a further exemplary embodiment in particular for fastening the drive motor 51 with its rotor 7 and the associated drive electronics.
- the housing part 5 are two segment-like parts except where a flange plate 85 and for example axially and / or radially arranged webs 84 are retained.
- the motor 51 is fastened to this flange plate 85 and projects wholly or partially into the burner 70 as in FIGS above-described designs.
- the fan is completely in Integrated burner.
- the receiving device 10 For dynamic balancing of the impeller 8 are in two separate levels receiving devices 10, 11 are provided.
- the receiving device is provided as an annular depression, the recesses 10 also being designed as pockets can be in which balancing weights are accommodated.
- the impeller 8 can - depending on the requirement - be designed in this way be that it is preferably in radial, axial or in one direction with both axial and radial components blows out or it can also be an axial impeller.
- the floor 71 is the Rotor bell 7 facing the combustion chamber 55.
- Another Protection is provided by the continuous cover 89 of the Blower wheel 8, which is preferably at a distance in the direction of Combustion chamber 55 is arranged on the floor 71.
- the displacement body 28 offers triple thermal protection against heat radiation and heat conduction: The through the body 30, its guide vanes 29 and the flame partition 1 formed flow channels 45 are relative to that cool gas air mixture flows through, which the heat in the Dissipates combustion chamber 55.
- the displacement body 28 offers due to its closed structure against a protective shield the heat radiation from the combustion chamber 55.
- the displacement body 28 has a very high heat storage capacity, so that heat shocks when switching off the fan without large temperature jumps can be absorbed.
- 6 and 7 are examples of possible variants, and a cylindrical or a block-shaped burner 45 and 46 shown in dash-dotted lines.
- FIG. 9 to 11 is an embodiment of an inventive Burner blower 50 shown.
- same parts as in Figs. 1 to 8 with the same reference numerals Mistake.
- the variants shown in FIGS. 1 to 8 also in relation on the execution of the individual parts with that in FIG. 9 to 11 shown embodiment can be combined can.
- a bearing support tube 52 is integrally formed.
- Bearing support tube 52 are bearings 53 for a motor shaft 54 of the Motor fan 50 stored.
- Fan wheel 8 attached, which is connected to the rotor 7.
- the stator is concentric to the bearing support tube 52 60 of the motor fan 50 arranged.
- the fan wheel 8 has in particular a cup-shaped receiving part 66, in which the rotor 7 protrudes.
- the rotor 7 with the Bottom of the receiving part 66 rotatably via spacers 64 connected.
- the receiving part 66 a heat shield for the engine.
- the bearing support tube 52 there are 5 openings 6 for the air supply in the housing part formed in an annular chamber 67 um the bearing support tube 52 open around.
- the openings 6 opposite side of the chamber is through the electronics carrier (Printed circuit board) 57 formed, which is attached to the stator 60 is and with its outer edge close to a ring web 68 of the housing part 5 rests.
- the electronics carrier 57 flowed directly from the air, so that good cooling of the same is effected.
- annular gap 69 is provided through which the air from chamber 67 into the center of the impeller 8 flows.
- the blades 9 of the impeller 8 have an inner, annular end wall 72, which the ring web 68th partially encompassed concentrically, in this area Throttle gap 93 is formed, the location of the highest Pressure drop in the flow area forms.
- the throttle gap 93 opens into the gas distribution chamber 17, which is in the vacuum region of the fan.
- Existing gas supply opening 41 opens into an annular Gas chamber 44, which is on the inside by an annular disc 47 is closed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Gas Burners (AREA)
Description
- Fig. 1
- ein erstes Ausführungsbeispiel eines Brennergebläses im Schnitt,
- Fig. 2
- ein zweites Ausführungsbeispiel im Schnitt ohne Verdrängungskörper,
- Fig. 3
- einen Verdrängungskörper in einer Ansicht in Richtung des Pfeils III in Fig.1,
- Fig. 4
- eine erste Einzelheit in einer Flammtrennwand,
- Fig. 5
- eine zweite Einzelheit in einer Flammtrennwand,
- Fig. 6
- ein drittes Ausführungsbeispiel im Schnitt,
- Fig. 7
- ein viertes Ausführungsbeispiel im Schnitt,
- Fig. 8
- eine Einzelheit eines Gehäuseteils,
- Fig. 9
- einen Schnitt durch eine Ausführungsform der Erfindung,
- Fig. 10
- eine Ansicht auf die Innenseite des Gehäuseteils der Ausführung gemäß Fig. 9 und
- Fig. 11
- eine Ansicht auf die Außenseite des Gehäuseteils der Ausführung gemäß Fig. 9.
Claims (9)
- Brennergebläse für Gas-Vormischbrenner, insbesondere für die Gasverbrennung in Heizkesseln, mit einer mit Öffnungen für das Verbrennungsgemisch versehenen Gebläsekammer (36) mit mindestens einer für das Verbrennungsgemisch durchlässigen Flammtrennwand (1), wobei in Strömungsrichtung vor der ein Gebläserad (8) aufweisenden Gebläsekammer ein als Flanschplatte dienendes Gebläsegehäuseteil (5) und eine Gebläseelektronik (12) angeordnet sind, und wobei das Gebläserad (8) mit dem Rotor (7) eines Elektromotors drehfest verbunden ist, dadurch gekennzeichnet, daß die Zusammenführung der Komponenten des Verbrennungsgemisches im Unterdruckbereich des Gebläserades (8) erfolgt und an dem als Flanschplatte dienenden Gebläsegehäuseteil (5) an der Innenseite ein Lagertragrohr (52) ausgebildet ist, in dem Lager (53) für eine Motorwelle (54) des Motorgebläses (50) angeordnet sind und an dem aus dem Lagertragrohr (52) herausragenden Ende das Gebläserad (8) befestigt ist.
- Brennergebläse nach Anspruch 1,
dadurch gekennzeichnet, daß das Gebläserad (8) ein topfförmiges Aufnahmeteil (66) besitzt, in das ein Rotor (7) hineinragt und mit dem Boden eines Aufnahmeteils (66) über Abstandhalter (64) drehfest verbunden ist. - Brennergebläse nach Anspruch 1 oder 2,
dadurch gekennzeichnet, daß um das Lagertragrohr (52) herum in dem Gehäuseteil (5) die Öffnungen (6) für die Luftzufuhr ausgebildet sind, die in einer ringförmigen Kammer (67) um das Lagertragrohr (52) herum einmünden. - Brennergebläse nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet, daß die den Öffnungen (6) für die Luftzufuhr gegenüberliegende Kammerseite durch den Elektronikträger (Leiterplatte) (57) gebildet ist, die am Stator (60) des Antriebsmotors (51) befestigt ist und mit ihrem äußeren Rand dicht an einem Ringsteg (68) des Gehäuseteils (5) anliegt. - Brennergebläse nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet, daß zwischen dem inneren Rand der Leiterplatte (57) und dem Lagertragrohr (52) ein Ringspalt (69) ausgebildet ist, durch den die Luft aus der Kammer (67) in das Zentrum des Gebläserades (8) einströmt. - Brennergebläse nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet, daß die Schaufeln (9) des Gebläserades (8) eine innere, ringförmige Stirnwand (72) besitzen, die den Ringsteg (68) teilweise konzentrisch umfaßt, wobei in diesem Bereich ein Drosselspalt (93) ausgebildet ist, der den Ort des höchsten Druckabfalls im Strömungsbereich bildet. - Brennergebläse nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet, daß der Drosselspalt (93) in der Gasverteilkammer (17) mündet, die im Unterdruckbereich des Gebläses liegt. - Brennergebläse nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet, daß in dem Gehäuseteil (5) die Gaszufuhröffnung (41) ausgebildet ist, die in einer ringförmigen Gaskammer (44) mündet, die an ihrer Innenseite durch eine Kreisringscheibe (47) verschlossen ist, in der vorzugsweise auf einem Kreis in gleichmäßigen Abständen Durchlaßöffnungen (48) ausgebildet sind, durch die das Gas gleichmäßig umfangsgemäß in die Gasverteilkammer (17) einströmt. - Brennergebläse nach einem der Ansprüche 1 bis 8,
dadurch gekennzeichnet, daß der dem Gehäuseteil (5) zugekehrte obere Deckel (88) des Gebläserades (8) mit seinem inneren Rand gegenüber der Stirnwand (72) des Gebläserades (8) eine ringförmige Öffnung (73) bildet, die etwa den Ort des niedrigsten Druckes im Gebläse definiert, und in der sich das Verbrennungsgemisch vermischt.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4341340 | 1993-12-06 | ||
DE4341340 | 1993-12-06 | ||
EP94119088A EP0657692B1 (de) | 1993-12-06 | 1994-12-03 | Brennergebläse für Gas-Vormischbrenner |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94119088A Division EP0657692B1 (de) | 1993-12-06 | 1994-12-03 | Brennergebläse für Gas-Vormischbrenner |
EP94119088.6 Division | 1994-12-03 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0762051A2 EP0762051A2 (de) | 1997-03-12 |
EP0762051A3 EP0762051A3 (de) | 1997-04-02 |
EP0762051B1 true EP0762051B1 (de) | 1999-08-11 |
Family
ID=6504168
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94119088A Expired - Lifetime EP0657692B1 (de) | 1993-12-06 | 1994-12-03 | Brennergebläse für Gas-Vormischbrenner |
EP96115019A Expired - Lifetime EP0762051B1 (de) | 1993-12-06 | 1994-12-03 | Brennergebläse für Gas-Vormischbrenner |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94119088A Expired - Lifetime EP0657692B1 (de) | 1993-12-06 | 1994-12-03 | Brennergebläse für Gas-Vormischbrenner |
Country Status (4)
Country | Link |
---|---|
US (2) | US5678988A (de) |
EP (2) | EP0657692B1 (de) |
AT (2) | ATE189513T1 (de) |
DE (3) | DE59409120D1 (de) |
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DE59409120D1 (de) * | 1993-12-06 | 2000-03-09 | Papst Motoren Gmbh & Co Kg | Brennergebläse für Gas-Vormischbrenner |
EP0834695B1 (de) * | 1996-10-03 | 1999-09-01 | Siabs Industry S.R.L. | Vorrichtung zum Zuführen eines Gas/Luft-Gemisches zu einem Brenner, insbesondere für Heizungsanlagen |
DE19821833A1 (de) * | 1998-05-15 | 1999-11-18 | Bosch Gmbh Robert | Lüfter |
FR2800444B1 (fr) * | 1999-10-29 | 2002-03-08 | Ct D Etude Et De Realisation D | Emetteur sureleve de chauffage a rayonnement infrarouge et lumineux au gaz en particulier pour alimentation en tres basse pression |
US6328442B1 (en) | 2000-01-31 | 2001-12-11 | Hewlett-Packard Company | Particulate filtering muffler |
US7431568B2 (en) | 2004-05-17 | 2008-10-07 | Brown Fred A | Draft inducer having a backward curved impeller |
US20080280243A1 (en) * | 2003-10-02 | 2008-11-13 | Malcolm Swanson | Burner assembly |
WO2005080871A1 (en) * | 2004-02-17 | 2005-09-01 | Fasco Industries, Inc. | Gas delivery system with pre-mix blower |
EP1781990A4 (de) * | 2004-07-07 | 2010-10-20 | Advanced Propulsion Technologies Inc | Strahlungsbrenner |
US7785100B1 (en) * | 2004-10-01 | 2010-08-31 | Malcolm Swanson | Burner assembly with turbulent tube fuel-air mixer |
EP1729063A1 (de) * | 2005-06-03 | 2006-12-06 | Systema Polska Sp. z o.o. | Keramikstrahler |
ITPD20070363A1 (it) * | 2007-11-06 | 2009-05-07 | Sit La Precisa Spa | Bruciatore, in particolare bruciatore a gas con pre-miscelazione |
US8197251B2 (en) * | 2007-12-17 | 2012-06-12 | Bekaert Combustion Technology B.V. | Premix burner |
ITPD20070413A1 (it) * | 2007-12-19 | 2009-06-20 | Ln 2 Srl Socio Unico | Gruppo ventilatore per bruciatori a gas con pre-miscelazione e apparecchio bruciatore includente detto ventilatore. |
IT1391676B1 (it) * | 2008-11-07 | 2012-01-17 | Sit La Precisa Spa Con Socio Unico | Apparecchio bruciatore a gas con pre-miscelazione |
FR2942866B1 (fr) * | 2009-03-06 | 2012-03-23 | Mer Joseph Le | Porte a bruleur integre pour appareil de chauffage |
ITPD20090377A1 (it) * | 2009-12-18 | 2011-06-19 | Sit La Precisa S P A Con Socio Uni Co | Scheda elettronica per il controllo di gestione di una caldaia con bruciatore a pre-miscelazione, in particolare per bruciatori pre-miscelati a condensazione. |
GB2525873A (en) * | 2014-05-07 | 2015-11-11 | Worgas Burners Ltd | Gas burner |
JP6172234B2 (ja) * | 2015-10-15 | 2017-08-02 | ダイキン工業株式会社 | 電動機および送風装置 |
US10718518B2 (en) | 2017-11-30 | 2020-07-21 | Brunswick Corporation | Systems and methods for avoiding harmonic modes of gas burners |
US11441772B2 (en) | 2018-07-19 | 2022-09-13 | Brunswick Corporation | Forced-draft pre-mix burner device |
US11608983B2 (en) | 2020-12-02 | 2023-03-21 | Brunswick Corporation | Gas burner systems and methods for calibrating gas burner systems |
US11940147B2 (en) | 2022-06-09 | 2024-03-26 | Brunswick Corporation | Blown air heating system |
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AT395058B (de) * | 1989-04-13 | 1992-09-10 | Vaillant Gmbh | Geblaesebrenner, insbesondere sturzbrenner |
CH678885A5 (de) * | 1989-05-23 | 1991-11-15 | Confotec Sa | |
IT1240997B (it) * | 1990-10-30 | 1993-12-27 | Magneti Marelli Spa | Motoventilatore, particolarmente per autoveicoli |
DE4127134B4 (de) * | 1991-08-15 | 2004-07-08 | Papst Licensing Gmbh & Co. Kg | Diagonallüfter |
DE59302359D1 (de) * | 1992-06-13 | 1996-05-30 | Viessmann Werke Kg | Strahlungsbrenner für heizkessel |
DE59409120D1 (de) * | 1993-12-06 | 2000-03-09 | Papst Motoren Gmbh & Co Kg | Brennergebläse für Gas-Vormischbrenner |
-
1994
- 1994-12-03 DE DE59409120T patent/DE59409120D1/de not_active Expired - Fee Related
- 1994-12-03 AT AT94119088T patent/ATE189513T1/de not_active IP Right Cessation
- 1994-12-03 EP EP94119088A patent/EP0657692B1/de not_active Expired - Lifetime
- 1994-12-03 AT AT96115019T patent/ATE183300T1/de not_active IP Right Cessation
- 1994-12-03 EP EP96115019A patent/EP0762051B1/de not_active Expired - Lifetime
- 1994-12-03 DE DE59408625T patent/DE59408625D1/de not_active Expired - Fee Related
- 1994-12-05 DE DE4443045A patent/DE4443045A1/de not_active Withdrawn
- 1994-12-05 US US08/350,207 patent/US5678988A/en not_active Expired - Fee Related
-
1997
- 1997-10-17 US US08/953,136 patent/US5931660A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4443045A1 (de) | 1995-06-08 |
DE59409120D1 (de) | 2000-03-09 |
ATE183300T1 (de) | 1999-08-15 |
EP0762051A3 (de) | 1997-04-02 |
EP0657692B1 (de) | 2000-02-02 |
US5931660A (en) | 1999-08-03 |
US5678988A (en) | 1997-10-21 |
ATE189513T1 (de) | 2000-02-15 |
EP0657692A3 (de) | 1996-01-24 |
EP0762051A2 (de) | 1997-03-12 |
DE59408625D1 (de) | 1999-09-16 |
EP0657692A2 (de) | 1995-06-14 |
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