Method for premixing air with a gaseous fuel and burner arrangement for conducting said method

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United States of America Patent

PATENT NO 9810432
SERIAL NO

14685945

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Abstract

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A method for premixing air with a gaseous fuel for being burned in a combustion chamber includes:

    guiding the air in an air stream along a burner axis through a coaxial air tube into a combustion chamber arranged at an end of said air tube; andimpressing a swirl on the air stream by passing it through a first swirl device concentrically arranged within the air tube and comprising a plurality of radially oriented first blades. The method further includes:injecting gaseous fuel into the air stream at the first swirl device; andmixing said air in said air stream with the injected gaseous fuel in a first mixing zone arranged just after said first swirl device.

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Patent Owner(s)

Patent OwnerAddress
ANSALDO ENERGIA SWITZERLAND AG5400 BADEN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Biagioli, Fernando Fislisbach, CH 15 137
Poyyapakkam, Madhavan Narasimhan Rotkreuz, CH 19 275

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