COMBUSTION CHAMBER UNIT OF GAS TURBINE ENGINE WITH VARIABLE AIR SUPPLY Russian patent published in 2017 - IPC F23R3/34 F23R3/04 

FIELD: engine devices and pumps.

SUBSTANCE: combustion chamber is formed by two rotation walls, namely, an inner wall and an outer wall extending one inside the other and connected by an annular wall of the chamber base. The outer wall of the chamber is attached to the annular outer wall of the body. An injector is connected to the annular external wall of the body and contains a shell for fuel ignition extending consecutively inside the body through the body wall opening and an opening of the combustion chamber outer wall before disclosing into said chamber. At least one wall of the ignition shell which extends between the wall of the body and the wall of the combustion chamber is provided with at least one air intake opening. The combustion chamber unit is characterized in that the outer wall of the combustion chamber is rigidly connected to the device for closing the air intake opening (s) according to thermal expansion state of the combustion chamber.

EFFECT: creation of a combustion chamber with fuel injectors, in which the air supply is variable, according to engine operation phase.

12 cl, 13 dwg