BigPatents India

The invention relates to a burner for operating a heat generator, the burner comprising: swirl generator for a combustion air flow and means for injecting at least one fuel into the combustion air flow; a mixing section arranged downstream of the swirl generator and having inside a first part of the mixing section in the direction of flow, a number of transition passages for passing a flow formed in the swirl generator into a mixing tube arranged downstream of the transition passages and merging into a burner front, characterized in that the swirl generator (100) has means (160, 161, 170, 190) for evening out the fuel concentration (150) through a flow cross section of the mixing tube (20) and the means has a number of bores arranged circumferentially on a head side of the swirl generator and fuel injectors that inject a fuel into an air quantity flowing through the bores.