Fuel injector with protection means and gas turbine engine with such a fuel injector

摘要

The engine has a gas flow reheating duct with an afterburner flame holder arm (8) having an open enclosure. The enclosure has a wall (8`) within which a fuel injecting tube (8b), injecting a fuel (10) in a direction, is extended. The arm has a radial cooling jacket (8a) in a side of the wall forming a U shaped section, and a protection foil (8d) interposed between the tube (8b) and the wall, in the direction of fuel injection.