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Title:
BURNER DEVICE FOR MULTI-FUEL
Document Type and Number:
Japanese Patent JP2011112346
Kind Code:
A
Abstract:

To provide a burner device for multi-fuel, capable of simultaneously burning different kinds of fuels such as liquid and gas, or a plurality of fuel gases having significantly different compositions, and to improve maintenance performance in the burner device for multi-fuel.

A 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 in parallel with a shaft center inside of the inner burner nozzle, and ring headers 38 disposed on an outer end of the burner. A combustion air adjustment device supplies the secondary air 106 from an outer periphery of the outer burner nozzle and supplies the tertiary air 107 from the inner burner nozzle, rear ends of the gas burner nozzles and the ring headers are connected through detachable connection pipes 37, 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.


Inventors:
Tamura, Masahito
Watanabe, Shinji
Itokazu, Ryunosuke
Kurose, Takao
Application Number:
JP2009000272090
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; F23C5/02; F23C5/06; F23D14/22
Domestic Patent References:
JP2005226867A
JPH0292424U
JPH0587312A
JP2000356307A
JPH09287713A
JPS5135004Y1
JPS61161516U
JPH06201112A
JPH09310808A
JPH05196214A
Attorney, Agent or Firm:
三好 祥二