Multi-stage turbocharger arrangement

摘要

The present invention relates to a multi-stage turbocharger arrangement (1), having a high-pressure turbocharger (20) which has a turbine housing (26A), a bearing housing (27A), a compressor housing (28A); and having a low-pressure turbocharger (21) which has a turbine housing (26B), a bearing housing (27B), a compressor housing (28B); wherein the turbine housings (26A, 26B) are combined to form at least one turbine housing unit (26), and/or wherein the bearing housings (27A, 27B) are combined to form at least one bearing housing unit (27), and/or wherein the compressor housings (28A, 28B) are combined to form at least one compressor housing unit (28).

主权项

1. A product comprising a multi-stage turbocharger arrangement,
having a high-pressure turbocharger which has
a first turbine housing,a first bearing housing,a first compressor housing; and having a low-pressure turbocharger which has
a second turbine housing,a second bearing housing,a second compressor housing; wherein the first and second turbine housings are combined to form one turbine housing unit, and further comprising an inner shell inserted completely within the one turbine housing unit and through which gas flows, the inner shell extending throughout the first and second turbine housings of the one turbine housing unit, and an air gap surrounding the inner shell and positioned between the inner shell and the one turbine housing unit.