| 摘要 |
PCT No. PCT/SE88/00532 Sec. 371 Date Apr. 3, 1990 Sec. 102(e) Date Apr. 3, 1990 PCT Filed Oct. 13, 1988 PCT Pub. No. WO89/03251 PCT Pub. Date Apr. 20, 1989.The internal cleaning of a centrifuge rotor is performed by a cleaning liquid is which pumped from a tank via an inlet channel to a central inlet chamber of the rotor during rotation thereof. A separation chamber is connected to the inlet chamber and, at different radial levels, to two outlet chambers via separate outlet passages. Cleaning liquid is discharged from the outlet chambers through a stationary discharge device having separate outlet channels. Part of the cleaning liquid discharged through the outlet channels is returned to the tank via a return conduit. The rest of the cleaning liquid is conducted directly to the inlet channel by means of an overpressure generated in the stationary discharge device. Thereby, it is possible to clean the rotor internally even very close to its rotational axis.
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