Vane system equipped with a guiding mechanism for centrifugal compressor

摘要

A vane system for a centrifugal compressor ( 10 ), comprising two rows ( 15, 20 ) of vanes ( 15', 20 ') installed in series inside a suction duct ( 14 ), the first row ( 15 ) of fixed vanes ( 15 ') being suitable for homogenizing the gas flow that passes through them and sending it to the second row ( 20 ) of adjustable vanes ( 20 ') equipped with a guiding mechanism comprising a mechanical system ( 30 ) suitable for varying the orientation of the vanes ( 20 ').