| 摘要 |
This centrifugal compressor unit comprises: a motor (2) having a rotor (8), at least one compressor (3) having a shaft (11) driven by the rotor; and a set of bladed wheels (14) fitted on the driven shaft, said motor and said compressor being mounted in a common watertight casing (2). It further comprises cooling means for cooling the motor, said cooling means having a gas cooler outside said casing. In operation, the motor, the compressor and the casing having the motor and the compressor are arranged horizontally, one axial thrust bearing only (16) being provided on a compressor side. |
