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Title:
MULTI-PHASE MIXED COMBUSTION BURNER AND BOILER INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2012087984
Kind Code:
A
Abstract:

To provide a gas burner more hardly generating NOx.

This multi-phase mixed combustion burner includes a cylindrical body for supplying combustion air, a two-phase nozzle disposed coaxially with the cylindrical body and jetting liquid and gas, a gas nozzle disposed coaxially with the cylindrical body in a state of surrounding the two-phase nozzle, jetting a fuel gas, and forming liquid-gas mixed flame of the two-phase nozzle, a porous disc disposed between the gas nozzle and the cylindrical body, and having pores for jetting the combustion air of the cylindrical body to expand the mixed flame, and a plurality of combustion air ports disposed between an inner face of the cylindrical body and an outer edge of the porous disc, and jetting the combustion air of the cylindrical body for dividing the mixed flame.


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Inventors:
Okubo, Masaaki
Kuroki, Tomoyuki
Fujishima, Hidekatsu
Tomidokoro, Kazunari
Tanaka, Atsushi
Application Number:
JP2010000234802
Publication Date:
May 10, 2012
Filing Date:
October 19, 2010
Export Citation:
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Assignee:
OSAKA PREFECTURE UNIV
SUNRAY REINETSU CO LTD
TAKAO TEKKOSHO:KK
International Classes:
F23D17/00; F23C99/00; F23D11/12; F23D14/22; F23D14/48; F23G7/04; F23G7/05
Domestic Patent References:
JPH05203123A1993-08-10
JPH02140122U1990-11-22
JPS5463433A1979-05-22
JPH04283308A1992-10-08
JPH109549A1998-01-16
JPS54145832U1979-10-09
JP2008202817A2008-09-04
JP2009115388A2009-05-28
JPS62112905A1987-05-23
JPH09303745A1997-11-28
JPS5313952Y11978-04-14
Foreign References:
US5762486A1998-06-09
US5645412A1997-07-08
WO2008018430A12008-02-14
Attorney, Agent or Firm:
野河 信太郎
秋山 雅則
甲斐 伸二
金子 裕輔
稲本 潔