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Title:
BURNER DEVICE AND MULTI-TUBE THROUGH-FLOW BOILER DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/107355
Kind Code:
A1
Abstract:
A burner device (1) that supplies a mixed gas (MG) of a fuel gas (F) and a combustion-assisting gas (A) to a combustion region (R) and comprises: primary mixing passages (27) into which fuel gas and combustion-assisting gas are introduced and mix; a secondary mixing chamber (33) that is formed inside a rotor-shaped sidewall and into which mixed gas (MG) from the primary mixing passages (27) is introduced and mixes further; and a plurality of mixed gas introduction holes (35) that are formed in a peripheral wall (5a) of the secondary mixing chamber (33) and generate a swirl flow of mixed gas (MG) by introducing mixed gas (MG) from the primary mixing passages (27) into the secondary mixing chamber (33) in the direction of eccentricity of the secondary mixing chamber (33).

Inventors:
UTO, Takahiro (1-1 Higashikawasaki-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 70, 〒6508670, JP)
HIRANO, Kohshi (1-1 Higashikawasaki-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 70, 〒6508670, JP)
OKADA, Kunio (1-1 Higashikawasaki-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 70, 〒6508670, JP)
HORIKAWA, Atsushi (1-1 Higashikawasaki-cho 3-chome, Chuo-ku, Kobe-sh, Hyogo 70, 〒6508670, JP)
Application Number:
JP2018/043590
Publication Date:
June 06, 2019
Filing Date:
November 27, 2018
Export Citation:
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Assignee:
KAWASAKI JUKOGYO KABUSHIKI KAISHA (1-1 Higashikawasaki-cho 3-chome, Chuo-ku Kobe-sh, Hyogo 70, 〒6508670, JP)
International Classes:
F23D14/02; F22B21/06; F23D14/62; F23R3/28
Domestic Patent References:
WO2012165614A12012-12-06
Foreign References:
JP2013053814A2013-03-21
JP2012107794A2012-06-07
JP2011242123A2011-12-01
JPS5186844U1976-07-12
JP2010256003A2010-11-11
Attorney, Agent or Firm:
SUGIMOTO, Shuji et al. (Higobashi Nittai Bldg, 10-2 Edobori 1-chome, Nishi-ku, Osaka-sh, Osaka 02, 〒5500002, JP)
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