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公开(公告)号：US20230375004A1
公开(公告)日：2023-11-23
申请号：US18363894
申请日：2023-08-02
申请人： IHI Corporation
CPC分类号： F04D29/441 , F04D17/10 , F04D29/284
摘要： A centrifugal compressor includes: a housing including an intake flow path; a compressor impeller arranged in the intake flow path and including a plurality of blades; an accommodation chamber formed upstream of the blades in a flow of intake air in the housing; a movable member arranged in the accommodation chamber and movable to a protruding position where the movable member protrudes into the intake flow path and to a retracted position where the movable member is retracted from the intake flow path; and one or more grooves formed over an inner circumferential surface and a side face closer to the blades in the movable member.
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公开(公告)号：US20240084714A1
公开(公告)日：2024-03-14
申请号：US18502135
申请日：2023-11-06
申请人： IHI Corporation
发明人： Atsushi YONEMURA , Ryota SAKISAKA , Yoichi SATO , Taiki KANZAWA
CPC分类号： F01D17/143 , F01D9/02 , F01D17/146 , F05D2220/40 , F05D2270/10
摘要： A centrifugal compressor includes: a housing including an intake flow path; a compressor impeller arranged in the intake flow path and including a plurality of blades; an accommodation chamber formed upstream of the blades in a flow of intake air in the housing; a movable member arranged in the accommodation chamber and movable to a protruding position where the movable member protrudes into the intake flow path and to a retracted position where the movable member is retracted from the intake flow path; a plurality of slits formed closer to the blades with respect to the accommodation chamber in the housing and connected to the intake flow path; a plurality of compartment walls circumferentially separating the plurality of slits; and an outer circumferential wall connecting radially outer ends of the plurality of compartment walls.
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