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Title:
BURNER DEVICE FOR MULTI-FUEL
Document Type and Number:
Japanese Patent JP2011112345
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 by a single burner.

This burner device includes an outer burner nozzle 15 opened toward a throat 4, 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, a rod-shaped oil burner 45 on a shaft center of the inner burner nozzle, and air adjustment sections 8, 9 for allowing swirl flow to flow out from the circumference of a front end section of an outer cylinder. The second fuel gas 41 is injected from the gas burner nozzles, and the tertiary air 107 from the inner burner nozzle, the first fuel gas 23 having calorie lower than the second fuel gas, from the introduction flow channel, and the secondary air 106 from the air adjustment sections are concentrically injected, thus at least the first fuel gas and the second fuel gas are simultaneously burned.


Inventors:
Tamura, Masahito
Watanabe, Shinji
Itokazu, Ryunosuke
Kurose, Takao
Application Number:
JP2009000272089
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; F23N5/24
Domestic Patent References:
JP2000356307A
JP2005226867A
JPH0292424U
JPS63210508A
JPH09287713A
JPS5279333A
JPH055507A
JPH0611109A
JPS53114631U
JPS62909U
JPH09310843A
JPS58173304A
JPH08254310A
Attorney, Agent or Firm:
三好 祥二