WO2017195404A1 - ラジアントチューブバーナー - Google Patents

ラジアントチューブバーナー Download PDF

Info

Publication number
WO2017195404A1
WO2017195404A1 PCT/JP2017/003104 JP2017003104W WO2017195404A1 WO 2017195404 A1 WO2017195404 A1 WO 2017195404A1 JP 2017003104 W JP2017003104 W JP 2017003104W WO 2017195404 A1 WO2017195404 A1 WO 2017195404A1
Authority
WO
WIPO (PCT)
Prior art keywords
fuel gas
combustion
radiant tube
tube
gas guide
Prior art date
Application number
PCT/JP2017/003104
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
健介 川端
毅 有松
Original Assignee
中外炉工業株式会社
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 中外炉工業株式会社 filed Critical 中外炉工業株式会社
Priority to KR1020177016942A priority Critical patent/KR101898831B1/ko
Priority to CN201780001670.7A priority patent/CN107614976B/zh
Publication of WO2017195404A1 publication Critical patent/WO2017195404A1/ja

Links

Images

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 
    • 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
    • F23D14/12—Radiant burners
    • F23D14/126—Radiant burners cooperating with refractory wall surfaces
    • 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
    • F23D14/20—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
    • 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
    • F23D14/70—Baffles or like flow-disturbing devices
    • 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
    • F23D—BURNERS
    • F23D2203/00—Gaseous fuel burners
    • F23D2203/005—Radiant burner heads

Definitions

  • the present invention relates to a radiant tube burner.
  • a fuel gas guide pipe for guiding the fuel gas is provided in the radiant tube, and combustion air supplied into the radiant tube is guided to the outer peripheral side of the fuel gas guide pipe.
  • a radiant tube burner provided so that a combustion cylinder to be mixed and burned with fuel gas ejected from a fuel gas guide tube extends into the radiant tube from the tip of the fuel gas guide tube.
  • the radiant tube is configured such that the combustion air guided to the outer peripheral side of the guide tube and the fuel gas ejected from the fuel gas guide tube are quickly mixed in the combustion cylinder so that the fuel gas is burned appropriately. This is characterized in that it is possible to appropriately prevent the generation of soot (smoke) during combustion without melting or melting.
  • Patent Document 1 As described above, a radiant tube burner in which a fuel gas is mixed with combustion air and burned in the radiant tube is used.
  • Patent Document 2 combustion is performed by returning the combustion exhaust gas to a combustion cylinder in which fuel gas is mixed with combustion air and combusted.
  • Patent Document 3 the fuel gas is converted into combustion air.
  • a part of the combustion air is introduced to the downstream side of the combustion cylinder to be mixed and burned to perform two-stage combustion, thereby slowing the combustion and lowering the temperature of the flame and preventing the generation of NOx Has been shown to do.
  • Patent Document 4 a fuel gas and combustion air are supplied into a radiant tube in a swirling state around an axis and burned. Yes.
  • JP 2006-308175 A Japanese Patent Laid-Open No. 11-201416 Japanese Patent Laid-Open No. 11-201417 JP 2013-185791 A
  • This invention makes it a subject to solve the above problems in a radiant tube burner.
  • a fuel gas guide pipe for guiding the fuel gas is provided in the radiant tube, and combustion air supplied into the radiant tube is guided to the outer peripheral side of the fuel gas guide pipe.
  • a radiant tube burner provided so that a combustion cylinder to be mixed and burned with fuel gas ejected from a fuel gas guide tube extends into the radiant tube from the tip of the fuel gas guide tube.
  • the combustion air guided to the outer peripheral side of the guide tube and the fuel gas ejected from the fuel gas guide tube are quickly mixed in the combustion cylinder so that the fuel gas is burned appropriately, and the radiant It is an object of the present invention to appropriately prevent the generation of soot during combustion without causing the tube to melt.
  • a fuel gas guide tube for guiding the fuel gas is provided in the radiant tube, and combustion air supplied into the radiant tube is used.
  • a combustion cylinder that is guided to the outer peripheral side of the fuel gas guide tube and burns by mixing the combustion air with the fuel gas ejected from the fuel gas guide tube, rather than the tip of the fuel gas guide tube.
  • the combustion air is guided between the combustion tube and the radiant tube on the outer periphery of the combustion tube on the combustion air introduction side.
  • a deterrence plate for deterrence is provided, and combustion air guided to the outer peripheral side of the fuel gas guide tube is provided between the combustion cylinder and the fuel gas guide tube. And to provide a swirl vane to be mixed with the fuel gas while rotated.
  • the combustion air supplied into the radiant tube is suppressed by the suppression plate provided on the outer periphery of the combustion cylinder on the combustion air introduction side, and the cross-sectional area of the flow path Since the combustion air is guided between the combustion cylinder and the fuel gas guide pipe in a state where the amount of gas is reduced, the flow velocity of the combustion air increases. And since this combustion air is swirled at high speed by the swirl vanes, it is quickly mixed in the combustion cylinder with the fuel gas ejected from the tip of the fuel gas guide tube. Is sufficiently combusted, and soot generation during combustion is suppressed. In order to prevent the combustion cylinder from melting at this time, it is preferable to set the diameter and length of the combustion cylinder so that the combustion cylinder does not exceed the heat-resistant temperature due to the combustion.
  • the swirl vane for swirling the combustion air when the swirl vane for swirling the combustion air is provided between the combustion cylinder and the fuel gas guide tube, the swirl vane is connected to the fuel gas guide tube for guiding the fuel gas. It is preferable to provide in the vicinity of the tip. In this way, the combustion air swirled by the swirl vanes is more quickly mixed with the fuel gas immediately after being ejected from the tip of the fuel gas guide tube, so that the generation of soot during combustion is further suppressed. become.
  • the swirl vane when the swirl vane is provided between the combustion cylinder and the fuel gas guide pipe, the swirl vane inclined with respect to the axial direction of the fuel gas guide pipe is connected to the combustion cylinder and the fuel.
  • a plurality of gas guide pipes may be provided in the circumferential direction between the gas guide pipes.
  • the inclination angle ⁇ of the swirl vane inclined with respect to the axial direction of the fuel gas guide tube is set to 15 ° to 45 °. It is preferable to be in the range. This is because if the inclination angle ⁇ of the swirl vane is less than 15 °, it becomes difficult to sufficiently swirl the combustion air by the swirl vane and quickly mix with the fuel gas, while the inclination angle ⁇ of the swirl vane is 45 If it exceeds °, the flow of combustion air becomes uneven, making it difficult to properly mix with the fuel gas, and in any case, it is difficult to sufficiently suppress the generation of soot during combustion. It is to become.
  • a cooling vent for cooling the combustion cylinder by guiding a part of the combustion air to the outer periphery of the combustion cylinder can be provided on the suppression plate.
  • the radiant tube burner of the present invention when the combustion air is mixed with the fuel gas and burned in the combustion cylinder, even when the air ratio ⁇ is 1 or less, the combustion air is While being swirled by the swirl vane, the fuel gas ejected from the tip of the fuel gas guide tube is quickly mixed in the combustion cylinder so that the fuel gas is sufficiently combusted in the combustion cylinder. Occurrence of wrinkles is sometimes suppressed.
  • the combustion air is guided between the fuel gas guide tube and the combustion cylinder provided on the outer peripheral side thereof, and the combustion gas is swirled by the swirl vane while the fuel gas is swirled.
  • the fuel gas ejected from the tip of the guide tube and the combustion gas are mixed and burned in the combustion cylinder, so that the combustion air and the fuel gas are quickly mixed and burned in the combustion cylinder.
  • the generation of wrinkles at the time is suppressed, and the radiant tube is prevented from being melted.
  • FIG. 2 is a cross-sectional explanatory view taken along the line AA in FIG. 1 in the radiant tube burner according to the same embodiment.
  • FIG. 2 is a cross-sectional explanatory view taken along the line BB in FIG. 1 in the radiant tube burner according to the same embodiment.
  • the swirl vane when the swirl vane is provided between the combustion cylinder and the fuel gas guide tube, the swirl vane is inclined at a predetermined inclination angle ⁇ with respect to the axial direction of the fuel gas guide tube. It is the partial explanatory view which showed the state provided.
  • the radiant tube 11 is led into the heating furnace 1 through the furnace wall 1a of the heating furnace 1 as shown in FIG.
  • a guide pipe 12 is provided, an ignition spark plug 13 is provided at the center of the fuel gas guide pipe 12, and a combustion air supply pipe 14 for supplying combustion air into the radiant tube 11 is provided.
  • the combustion cylinder 15 is placed on the outer peripheral side of the fuel gas guide pipe 12 provided in the radiant tube 11 rather than the distal end portion of the fuel gas guide pipe 12.
  • the combustion air supplied into the radiant tube 11 as described above is guided between the combustion cylinder 15 and the fuel gas guide pipe 12.
  • combustion air guided between the combustion cylinder 15 and the fuel gas guide pipe 12 is swirled by the swirl vanes 16 provided between the combustion cylinder 15 and the fuel gas guide pipe 12,
  • the combustion air is mixed with the fuel gas ejected from the fuel gas ejection port 12 a provided at the distal end of the fuel gas guide tube 12. It is made to burn.
  • the combustion cylinder 15 When the combustion air supplied into the radiant tube 11 as described above is guided between the fuel gas guide tube 12 and the combustion cylinder 15 provided on the outer periphery thereof, the combustion cylinder 15 is used for combustion.
  • a deterrence plate 17 is provided at the end of the air introduction side to prevent the combustion air supplied into the radiant tube 11 from being guided between the combustion cylinder 15 and the radiant tube 11.
  • the outer diameter of the restraining plate 17 is made slightly smaller than the inner diameter of the radiant tube 11, and a part of the combustion air is burned into the combustion cylinder.
  • a cooling ventilation portion 17a for guiding the outer peripheral portion 15 to cool the combustion cylinder 15 is provided between the outer periphery of the restraining plate 17 and the inner periphery of the radiant tube 11, and the combustion
  • a plurality of air inlets 17b are provided in the circumferential direction between the cylinder 15 and the fuel gas guide pipe 12, and the combustion air supplied into the radiant tube 11 through these air inlets 17b is supplied to the combustion cylinder 15 described above.
  • the fuel gas guide pipe 12 is provided in the circumferential direction between the cylinder 15 and the fuel gas guide pipe 12, and the combustion air supplied into the radiant tube 11 through these air inlets 17b is supplied to the combustion cylinder 15 described above.
  • the fuel gas guide pipe 12 is provided in the circumferential direction between the cylinder 15 and the fuel gas guide pipe 12, and the combustion air supplied into the radiant tube 11 through these air inlets 17
  • cooling vents 17a are provided at a constant interval between the outer periphery of the suppression plate 17 and the inner periphery of the radiant tube 11 as in this embodiment, the suppression plate 17 and the like are attached to the combustion cylinder 15. In this state, it becomes easy to provide these in the radiant tube 11, while it is necessary to hold them in the radiant tube 11 by an appropriate holding member (not shown). Although not shown, it is possible to partially provide the cooling vent 17a on the restraining plate 17 or not to provide the cooling vent 17a.
  • the combustion air guided between the combustion cylinder 15 and the fuel gas guide pipe 12 as described above is swirled by the swirl vanes 16, and the fuel gas
  • the swirl vane 16 having a fan shape is inclined at a predetermined inclination angle ⁇ with respect to the axial direction X of the radiant tube 11 as shown in FIG.
  • a plurality of pieces are arranged in the circumferential direction between the gas guide pipes 12.
  • the swirl vane 16 is preferably arranged as close to the tip of the fuel gas guide tube 12 as possible, and at least a part of the swirl vane 16 is preferably located at the same position as the tip surface of the fuel gas guide tube 12.
  • the combustion cylinder 15 and the fuel gas guide pipe 12 are provided.
  • the combustion air guided between the fuel gas and the fuel gas is sufficiently swirled by the swirl vanes 16 and quickly mixed in the combustion cylinder 15 with the fuel gas ejected from the fuel gas ejection port 12a and burned.
  • the inclination angle ⁇ of the swirl vane 16 with respect to the axial direction X of the radiant tube 11 is set in the range of 15 ° to 45 °.
  • the combustion air guided between the combustion cylinder 15 and the fuel gas guide tube 12 as described above is swirled by the swirl vanes 16, and the combustion air is ejected from the fuel gas ejection port 12a. If the mixture is quickly mixed and burned in the combustion cylinder 15, the generation of soot during combustion is suppressed.
  • the diameter and length of the combustion cylinder 15 are set so that the combustion cylinder 15 does not exceed the heat-resistant temperature during combustion in order to prevent the combustion cylinder 15 from being melted by the combustion. .
  • the radiant tube burner 10 in this embodiment since the fuel gas and the combustion air are quickly mixed in the combustion cylinder 15 and burned as described above, the amount of the combustion air with respect to the fuel gas is reduced. Even when the combustion is performed with the air ratio ⁇ reduced to 1.0 or less, the generation of soot at the time of combustion is suppressed, and the radiant tube burner 10 having a wide adjustment range of the air ratio ⁇ is provided. be able to. Further, even when the air ratio ⁇ is burned around 1.0 and the air ratio ⁇ is randomly 1.0 or less, there is no need to worry about the generation of soot.
  • Heating furnace 1a Furnace wall 10: Radiant tube burner 11: Radiant tube 12: Fuel gas guide pipe 12a: Fuel gas outlet 13: Spark plug 14: Combustion air supply pipe 15: Combustion cylinder 16: Swivel blade 17: Suppression plate 17a: Cooling vent 17b: Air inlet X: Axial direction ⁇ of fuel gas guide tube: Inclination angle

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Pre-Mixing And Non-Premixing Gas Burner (AREA)
  • Gas Burners (AREA)
  • Combustion Of Fluid Fuel (AREA)
PCT/JP2017/003104 2016-05-10 2017-01-30 ラジアントチューブバーナー WO2017195404A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1020177016942A KR101898831B1 (ko) 2016-05-10 2017-01-30 라디언트 튜브 버너
CN201780001670.7A CN107614976B (zh) 2016-05-10 2017-01-30 辐射管燃烧器

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016-094285 2016-05-10
JP2016094285A JP6125078B1 (ja) 2016-05-10 2016-05-10 ラジアントチューブバーナー

Publications (1)

Publication Number Publication Date
WO2017195404A1 true WO2017195404A1 (ja) 2017-11-16

Family

ID=58704706

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2017/003104 WO2017195404A1 (ja) 2016-05-10 2017-01-30 ラジアントチューブバーナー

Country Status (5)

Country Link
JP (1) JP6125078B1 (zh)
KR (1) KR101898831B1 (zh)
CN (1) CN107614976B (zh)
TW (1) TWI623706B (zh)
WO (1) WO2017195404A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2133527A (en) * 1983-01-18 1984-07-25 W B Combustion Ltd Radiant tube for gas burner
US4589844A (en) * 1984-07-25 1986-05-20 Advanced Combustion Inc. Heat exchange apparatus for industrial furnaces
JPS62190311A (ja) * 1985-10-31 1987-08-20 Nippon Nenshiyou Syst Kk ラジアントチユ−ブバ−ナ
JPH10132224A (ja) * 1996-10-25 1998-05-22 Shinko Shoji Co Ltd ラジアントチューブ燃焼装置におけるバーナの低ＮＯｘ燃焼機構
JP2004108734A (ja) * 2002-09-20 2004-04-08 Toho Gas Co Ltd バーナ
JP2012193879A (ja) * 2011-03-15 2012-10-11 Toho Gas Co Ltd 雰囲気処理炉用シングルエンド型ラジアントチューブバーナ

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4062343A (en) * 1976-05-12 1977-12-13 Eclipse, Inc. Tube firing burner
JPS5729142Y2 (zh) * 1977-11-17 1982-06-25
JPS5816108A (ja) * 1981-07-23 1983-01-29 Daido Steel Co Ltd バ−ナ
JPS602815A (ja) * 1983-06-20 1985-01-09 Toshiba Corp ラジアントチユ−ブバ−ナ
KR910001837B1 (ko) * 1985-10-31 1991-03-26 니혼 넨소 시스템 가부시끼가이샤 레이디언트 튜브 버너
JPS6298924U (zh) * 1985-12-13 1987-06-24
US4673350A (en) * 1986-08-26 1987-06-16 Eclipse, Inc. Burner assembly for radiant tube heating system
US4705022A (en) * 1986-09-25 1987-11-10 Eclipse, Inc. Recuperative radiant tube heating system
JPS63116011A (ja) * 1986-11-05 1988-05-20 Nippon Nenshiyou Syst Kk ラジアントチユ−ブバ−ナ
JPH0311534Y2 (zh) * 1987-07-15 1991-03-20
JPH033777Y2 (zh) * 1987-11-02 1991-01-31
JPH06257737A (ja) * 1993-03-02 1994-09-16 Otto:Kk 蓄熱式バーナを持つ加熱装置
JP3220768B2 (ja) * 1993-03-31 2001-10-22 株式会社オツトー バーナ装置
JP2819105B2 (ja) * 1995-12-12 1998-10-30 株式会社ナリタテクノ 先混合ガスバーナ
JPH11201416A (ja) 1998-01-06 1999-07-30 Chugai Ro Co Ltd 排ガス循環型低ＮＯｘラジアントチューブバーナ
JPH11201417A (ja) * 1998-01-06 1999-07-30 Chugai Ro Co Ltd ２段燃焼型低ＮＯｘラジアントチューブバーナ
JP3826205B2 (ja) * 1998-09-03 2006-09-27 独立行政法人 宇宙航空研究開発機構 バーナ
DE60105913T2 (de) * 2000-03-13 2005-02-03 JOHN ZINK COMPANY, LLC, Tulsa WANDSTRAHLUNGSBRENNER MIT NIEDRIGER NOx-EMISSION
JP2006308175A (ja) 2005-04-27 2006-11-09 Osaka Gas Co Ltd ラジアントチューブバーナ及びラジアントチューブの取付構造及び工業炉
TWI387710B (zh) * 2007-03-16 2013-03-01 Chugai Ro Kogyo Kaisha Ltd 輻射管燃燒器
JP5297060B2 (ja) * 2008-03-24 2013-09-25 大阪瓦斯株式会社 バーナ装置
CN201212680Y (zh) * 2008-06-03 2009-03-25 天津阿尔法加热设备技术开发有限公司 中小功率中高温加热和热处理用抗辐射燃烧器
JP5411610B2 (ja) * 2009-07-21 2014-02-12 大阪瓦斯株式会社 炉加熱用燃焼装置
CN202177104U (zh) * 2011-08-03 2012-03-28 江苏欧标有限公司 一种燃烧器
JP2013185791A (ja) 2012-03-09 2013-09-19 Osaka Gas Co Ltd ラジアントチューブ式加熱装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2133527A (en) * 1983-01-18 1984-07-25 W B Combustion Ltd Radiant tube for gas burner
US4589844A (en) * 1984-07-25 1986-05-20 Advanced Combustion Inc. Heat exchange apparatus for industrial furnaces
JPS62190311A (ja) * 1985-10-31 1987-08-20 Nippon Nenshiyou Syst Kk ラジアントチユ−ブバ−ナ
JPH10132224A (ja) * 1996-10-25 1998-05-22 Shinko Shoji Co Ltd ラジアントチューブ燃焼装置におけるバーナの低ＮＯｘ燃焼機構
JP2004108734A (ja) * 2002-09-20 2004-04-08 Toho Gas Co Ltd バーナ
JP2012193879A (ja) * 2011-03-15 2012-10-11 Toho Gas Co Ltd 雰囲気処理炉用シングルエンド型ラジアントチューブバーナ

Also Published As

Publication number Publication date
TWI623706B (zh) 2018-05-11
JP6125078B1 (ja) 2017-05-10
JP2017203569A (ja) 2017-11-16
TW201740060A (zh) 2017-11-16
CN107614976B (zh) 2019-03-08
CN107614976A (zh) 2018-01-19
KR101898831B1 (ko) 2018-09-13

Similar Documents

Publication Publication Date Title
JP4121107B2 (ja) ガスタービンの炉における火炎・圧力振動の抑制装置
US6024083A (en) Radiant tube burner nozzle
WO2013018328A1 (ja) 固体燃料バーナ
JP2008202817A (ja) ガスバーナ
WO2017195404A1 (ja) ラジアントチューブバーナー
JP4103795B2 (ja) 熱風発生装置および制御方法
JP4775398B2 (ja) 放射加熱装置
RU2062405C1 (ru) Камера сгорания
CN115388406A (zh) 低排放高速燃烧器、无焰燃烧装置及其点火方法
JP2004108734A (ja) バーナ
JP5475622B2 (ja) ガスバーナ
TWI415947B (zh) Top burner hot air stove
RU178084U1 (ru) Горелочное устройство
JP2007085567A (ja) 燃焼装置
JP5406819B2 (ja) ガスバーナ
JP7049425B1 (ja) ガスバーナ
JP7046459B2 (ja) バーナー装置及び加熱処理設備
JP2023007849A (ja) ラジアントチューブ式加熱装置
CN218914919U (zh) 低排放高速燃烧器及无焰燃烧装置
JP2019032129A (ja) 回転炉床炉及びその改造方法
TWI749215B (zh) 熱處理爐
JP2021014924A (ja) 熱風発生装置
KR20150034728A (ko) 연료 연소를 위한 장치
JP6430339B2 (ja) フレームレス燃焼装置
CN108800132A (zh) 燃气燃烧器用燃烧头结构

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17795765

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 17795765

Country of ref document: EP

Kind code of ref document: A1