Title:
OXYGEN MIXING APPARATUS FOR OXYGEN COMBUSTION BOILER
Document Type and Number:
WIPO Patent Application WO/2011/055528
Kind Code:
A1
Abstract:
Disclosed is an oxygen mixing apparatus for an oxygen combustion boiler, wherein circulated exhaust gas (8a) is heated by a rotary preheater (11a), and mixed gas (4) obtained by mixing oxygen with the circulated exhaust gas (8a) is introduced to a boiler furnace (1) by a combustion gas duct (3) having bent portions (21a, 21b, 21c). Oxygen discharging nozzles (23) which have a plurality of injection ports (26) and inject oxygen (22) into the circulated exhaust gas (8a) are disposed in the closest bent portion (21a) of the combustion gas duct (3) to the rotary preheater (11a).
Inventors:
UCHIDA, Terutoshi (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
内田 輝俊 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
ISHII, Toru (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
石井 徹 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
YAMADA, Toshihiko (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
内田 輝俊 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
ISHII, Toru (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
石井 徹 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
YAMADA, Toshihiko (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
Application Number:
JP2010/006451
Publication Date:
May 12, 2011
Filing Date:
November 02, 2010
Export Citation:
Assignee:
IHI Corporation (1-1 Toyosu 3-chome, Koto-ku Tokyo, 10, 〒1358710, JP)
株式会社ＩＨＩ (〒10 東京都江東区豊洲三丁目１番１号 Tokyo, 〒1358710, JP)
UCHIDA, Terutoshi (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
内田 輝俊 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
ISHII, Toru (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
石井 徹 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
株式会社ＩＨＩ (〒10 東京都江東区豊洲三丁目１番１号 Tokyo, 〒1358710, JP)
UCHIDA, Terutoshi (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
内田 輝俊 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
ISHII, Toru (1-1 Toyosu 3-chome, Koto-k, Tokyo 10, 〒1358710, JP)
石井 徹 (〒10 東京都江東区豊洲三丁目１番１号株式会社ＩＨＩ内 Tokyo, 〒1358710, JP)
International Classes:
F23C9/08; B01F3/02; F22B31/00; F23L7/00
Attorney, Agent or Firm:
patent firm YAMADA PATENT OFFICE (2nd Yahagi Bldg, 5-3 Uchikanda 3-chome, Chiyoda-k, Tokyo 47, 〒1010047, JP)
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