| 摘要 |
A compressor (110) comprising a casing (1) and an impeller (12) with a back side (16) is disclosed. The casing (1) comprises at least one inlet (21, 22, 23) which is connected to a cooling liquid supply and located such as to lead a cooling liquid to the back side (16). Moreover, a turbocharger comprising an inventive compressor (110) is described. Furthermore, a method for cooling an impeller (12) with a back side (16) is disclosed, wherein a cooling liquid is led to the back side (16).
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