REHEAT BURNER INJECTION SYSTEM

摘要

The disclosure relates to a burner (1) for a combustion chamber of a gas turbine, with an injection device (7) for the introduction of at least one gaseous and/or liquid fuel into the burner (1), wherein the injection device (7) has at least one body (22) which is arranged in the burner (1) with at least one nozzle (15) for introducing the at least one fuel into the burner (1), the at least one body being configured as a streamlined body (22) which has a streamlined cross-sectional profile (48) and which extends with a longitudinal direction (49) perpendicularly or at an inclination to a main flow direction (14) prevailing in the burner (1), the at least one nozzle (15) having its outlet orifice at or in a trailing edge (24) of the streamlined body (22), and wherein, with reference to a central plane (35) of the streamlined body (22) the trailing edge (24) is provided with at least two lobes (28, 29) in opposite transverse directions (30, 31).