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Title:
BURNER DEVICE FOR MULTI-FUEL
Document Type and Number:
Japanese Patent JP2011112344
Kind Code:
A
Abstract:

To provide a burner device for multi-fuel, capable of simultaneously burning a plurality of fuel gases having significantly different compositions, by a single burner.

The burner includes an outer burner nozzle 15 and an inner burner nozzle 16, an introduction flow channel 25 formed between the inner burner nozzle and the outer burner nozzle, a plurality of rod-shaped gas burner nozzles 34 disposed inside of the inner burner nozzle, and a tertiary air introduction duct 26 disposed between the outer burner nozzle and the inner burner nozzle. A combustion air adjustment device has a first air adjustment section 8 and a second air adjustment section 9 received in a wind box 7, the first air adjustment section introduces the combustion air into the inner burner nozzle from the wind box through the tertiary air introduction duct, the second air adjustment section introduces the combustion air to a circumference of a tip section of the inner burner nozzle from the wind box, a second fuel gas 41 is supplied to the gas burner nozzles, and a first fuel gas 23 having calorie lower than that of the second fuel gas is supplied to the introduction flow channel.


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Inventors:
Tamura, Masahito
Watanabe, Shinji
Itokazu, Ryunosuke
Kurose, Takao
Application Number:
JP2009000272088
Publication Date:
June 09, 2011
Filing Date:
November 30, 2009
Export Citation:
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Assignee:
IHI CORP
International Classes:
F23D17/00; F23C1/00; F23C1/08; F23C5/06; F23D14/24
Domestic Patent References:
JPH09287713A
JPH06241416A
JPH0452409A
JPS59157407A
JP2006275362A
Attorney, Agent or Firm:
三好 祥二