ADJUSTABLE DIFFUSER FOR A TURBINE OF AN EXHAUST-GAS TURBOCHARGER, AND TURBINE FOR AN EXHAUST-GAS TURBOCHARGER

摘要

The invention relates to an adjustable diffuser for a turbine of an exhaust-gas turbocharger, having a first insert part (13) and a second insert part (15) which is arranged so as to lie opposite the first insert part (13), wherein an inflow channel (9) is formed between a first wall (19) of the first insert part (13) and a second wall (20) of the second insert part (15), which second wall (20) is arranged opposite said first wall (19), and wherein a plurality of guide blades (14) for deflecting exhaust gas which flows through the turbine are positioned in said inflow channel (9), and having a spacer element (16) which is positioned in order to ensure a spacing (A) between the first wall (19) and the second wall (20). According to the invention, at least one guide blade (14') of the plurality of guide blades (14) is configured such that it is capable of receiving the spacer element (16).