COMBUSTOR BURNER ARRANGEMENT

摘要

A fuel lance 100 for a burner 30 of a gas turbine combustor 16, the fuel lance 100 has an axis 179 and comprises a fuel lance body 68 defining a fuel flow passage 170, an end surface 189 defining a recess 106 and an array of radially extending air assist passages 120 that supply air to the recess 106. The recess 106 has a base surface 108 and a side surface 110. The fuel passage 170 has a fuel outlet 102 in the base surface 108 and the air assist passages have air outlets 124 in the side surface 110.