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公开(公告)号:WO2014108523A1
公开(公告)日:2014-07-17
申请号:PCT/EP2014/050428
申请日:2014-01-13
Applicant: THERMODYN SAS
Inventor: NAWROCKI, Gilles , GAUDEZ, Pascal
CPC classification number: F04D29/667 , F04D17/10 , F04D17/122 , F04D25/02 , F04D27/0246 , F04D29/284 , F04D29/444 , F04D29/462
Abstract: A compressor unit (25) is disclosed comprising at least a first motor driving in rotation at least one impeller (4) of a compression stage, having at the outlet of the impeller (4) a diffuser (23) designed to centrifugally channel the gases coming from the impeller (4), and having a centripetal return channel (24) downstream of the diffuser (23).The return channel (24) includes at least one movable blade portion (21) that, when moved, can vary a tangential component of the speed of the gases coming from the return channel (24).
Abstract translation: 公开了一种压缩机单元(25),其包括至少第一电动机,该第一电动机旋转地驱动至少一个压缩级的叶轮(4),所述叶轮(4)的出口处具有扩散器(23),该扩散器设计成将气体 来自所述叶轮(4),并且在所述扩散器(23)的下游具有向心返回通道(24)。所述返回通道(24)包括至少一个可移动叶片部分(21),所述可移动叶片部分在移动时可以改变切向 来自返回通道(24)的气体的速度分量。