INSERT ELEMENT FOR A TURBINE OF AN EXHAUST GAS TURBOCHARGER, EXHAUST GAS TURBOCHARGER, AND TURBINE FOR AN EXHAUST GAS TURBOCHARGER

摘要

The invention relates to an insert element (36, 36I, 36II, 36III, 36IV, 36V, 36VI) for a turbine (12) of an exhaust gas turbocharger (10, 10I, 10II, 10III, 10IV, 10V, 10VI), wherein said element can be inserted into a housing (14) of the turbine (12) at least in some regions and is provided with at least one spiral port (38, 40, 42, 44), which extends in the circumferential direction (48) of the insert element (36, 36I, 36II, 36III, 36IV, 36V, 36VI) over at least some regions of the circumference thereof and through which the exhaust gas flowing through the turbine (12) can flow, and which in the axial direction (49) on at least one end face (82, 84) of the insert element ((36, 36I, 36II, 36III, 36IV, 36V, 36VI) is designed to be open at least in some regions.