发明申请
- 专利标题： CENTRIFUGAL COMPRESSOR HAVING AN ASYMMETRIC SELF-RECIRCULATING CASING TREATMENT
- 专利标题（中）： 具有不对称自回收箱处理的离心式压缩机
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申请号： US13578101申请日： 2011-02-03
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公开(公告)号： US20120308371A1公开(公告)日： 2012-12-06
- 发明人: Xinqian Zheng , Yun Lin , Yangjun Zhang , Mingyang Yang , Takahiro Bamba , Hideaki Tamaki
- 申请人： Xinqian Zheng , Yun Lin , Yangjun Zhang , Mingyang Yang , Takahiro Bamba , Hideaki Tamaki
- 申请人地址： CN Beijing JP Tokyo
- 专利权人： TSINGHUA UNIVERSITY,IHI CORPORATION
- 当前专利权人： TSINGHUA UNIVERSITY,IHI CORPORATION
- 当前专利权人地址： CN Beijing JP Tokyo
- 优先权： CN201010110230.5 20100209; CN201010110273.3 20100209
- 国际申请： PCT/JP2011/052269 WO 20110203
- 主分类号： F04D17/10
- IPC分类号： F04D17/10
摘要：
A centrifugal compressor includes an asymmetric self-recirculating casing treatment that includes, on an inner face of a casing 10, a suction ring groove 1, a ring guide channel 2 and a back-flow ring groove 3 to form a self-recirculating channel. A position or a width of the suction ring groove 1 is distributed in an arc shape in a circumferential direction, and the arc has a center angle a in a range of 0
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