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Title:
FUEL LANCE FOR INJECTING LIQUID FUEL AND/OR GAS FUEL INTO COMBUSTOR
Document Type and Number:
Japanese Patent JP2000234735
Kind Code:
A
Abstract:

To reduce the mixing ratio of water in liquid fuel by shortening the staying time of the liquid fuel in a premixing section.

A first guide pipe 23 is radially extended outward from a liquid fuel passage 17 through a gas passage 15 and an air passage 13 and a second guide pipe 21 is radially extended outward from the gas passage 15 through the air passage 13 and concentrically surrounds the first guide pipe 23 at a prescribed interval. The guide pipes 23 and 21 are opened in the area of the opening 22 of a lance shell 12.


Inventors:
Benz, Urs
Eroglu, Adnam
Joos, Dr. Franz
Application Number:
JP2000000037039
Publication Date:
August 29, 2000
Filing Date:
February 15, 2000
Export Citation:
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Assignee:
ABB ALSTOM POWER SCHWEIZ AG
International Classes:
F23R3/30; F23D11/10; F23D14/22; F23D17/00; (IPC1-7): F23R3/30
Attorney, Agent or Firm:
矢野 敏雄 (外4名)



 
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