公开(公告)号：US11460041B2

公开(公告)日：2022-10-04

申请号：US16828688

申请日：2020-03-24

Applicant: LG Electronics Inc.

Inventor： Hyojo Bae ,  Junchul Oh ,  Seheon Choi

IPC: F04D29/62 ,  F04D29/42 ,  F04D25/06 ,  F04D17/12 ,  F04D29/58

Abstract: Provided is a turbo compressor. The turbo compressor includes a driving shaft, a first impeller, a second impeller, a first shroud, a second shroud, a first-stage outflow passage, and a second-stage outflow passage. Also, the turbo compressor includes a gap adjustment passage that is branched from at least one of the first-stage outflow passage or the second-stage outflow passage to extend to the first shroud.