ANNULAR COMBUSTION CHAMBER OF GAS-TURBINE ENGINE Russian patent published in 2006 - IPC F23R3/60 

FIELD: combustion chambers.

SUBSTANCE: the annular combustion chamber has a body and a flame tube, whose front section is attached to the power posts by means of forks with holes, brackets with lugs introduced into the forks, and radial pins installed in the holes of the forks and of the bracket lugs. The chamber body includes the inner and outer bodies interconnected by power posts installed in an annular diffuser duct formed by these bodies. At least three posts are provided with forks with holes (jig-processed). The brackets are welded to the flame tube head. A fuel header is introduced in the chamber body, additional brackets with lugs are fastened on it. The lugs are introduced under the forks of the power posts. The radial pins are inserted in the holes of the lugs of the additional brackets. The flame tube is sectionalized, its outlet sections are provided with bearing flanges made for conjugation to the rings of the nozzle set. The length of the radial pins is selected according to the applied relation.

EFFECT: enhanced reliability of operation of the combustion chamber.

3 cl, 3 dwg