| 摘要 |
A burner, in particular a gas turbine burner, comprising at least one swirler (2), the swirler (2) having vanes (12) with vane walls delimiting external air passages (14) between the vanes (12) wherein at least one of the vanes (12) comprise at least one main inlet opening (100), at least one main outlet opening (102) located in a vane wall and at least one internal main passage (104) extending from the at least one main inlet opening (100) through the vane (12) to the at least one main outlet opening (102) and a fuel injection system inside at least one of the vanes (12) which comprises at least one fuel outlet opening (108) being open towards the internal main passage (104) so as to allow for injecting fuel into the at least one internal main passage (104) and thereby mixing air with fuel.
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