CASING WITH CASING TREATMENT, COMPRESSOR AND TURBOJET COMPRISING SAID CASING

摘要

the invention relates to a casing (10) with a series of bladesfixed between which are arranged a series of blades (20)rotation about the longitudinal axis, the radially outer tipthe blades (20) are close to the inner face of the casing.typically, the casing comprises at least aaccording to the crown at a series of blades (20),a treatment area of the crankcase (12) turned in the direction ofdisruption of the blades and including a surface relief in the forma groove of the closed contour.application to the control of a data pointturbomachine compressor.