GAS-TURBINE ENGINE COMPRESSOR Russian patent published in 2001 - IPC

FIELD: mechanical engineering; gas-turbine engine for ground use. SUBSTANCE: in gas-turbine engine compressor with system to control radial clearances between rotor and stator and provided with outer body and inner body with attachment flanges, according to invention, walls of inner body of stator are made with variable thickness at H/h = 1.5 - 3 and L/h =10-20 where H is thickness of wall of stator inner body in central part; h is thickness of wall of stator inner body in sections from side of attachment flanges; L is length of section of inner body wall whose thickness is h. EFFECT: improved reliability of compressor by excluding breaks of inner body of stator at flanges fastening it to outer body. 2 dwg