FIELD: engines and pumps.
SUBSTANCE: turbojet engine comprises gas flow heating channel comprising at least one device to inject fuel into gas flow incorporating open chamber with U-shaped section chamber. Aforesaid section has at least one wall, accommodating fuel injection devices to inject fuel in at least one direction. Aforesaid chamber incorporates cooling jacket arranged along the wall that supports U-shaped section. Fuel injection device comprises protection elements arranged between fuel injection elements and aforesaid wall in fuel injection direction and protective shield fitted inside aforesaid chamber. Protection devices are arranged between chamber wall and protective shield.
EFFECT: reliable protection of fuel injection device operated in extremely hot medium, increased service life.
14 cl
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