公开(公告)号：US20240401600A1

公开(公告)日：2024-12-05

申请号：US18697087

申请日：2022-09-30

Applicant: Scania CV AB

Inventor： Magnus LINDGREN ,  Christian MEINKING ,  Erik BODIN-EK

IPC: F04D27/02 ,  F02B37/12 ,  F04D29/28 ,  F04D29/42 ,  F04D29/66

Abstract: A compressor arrangement for a turbocharger is disclosed. The compressor arrangement comprises a compressor housing and a compressor wheel arranged to rotate in the compressor housing. The compressor housing comprises a compressor inlet duct, a ported shroud, and a recirculation channel comprising an inlet arranged downstream of the compressor wheel, an outlet arranged in the compressor inlet duct at a position upstream of ports of the ported shroud, and a valve configured to control the flow of air through the recirculation channel. The compressor arrangement further comprises a wall section protruding into the compressor inlet duct at a position upstream of the outlet of the recirculation channel. The present disclosure further relates to a turbocharger, an internal combustion engine, and a vehicle.