CPC F04D 7/02 (2013.01) [F04D 1/06 (2013.01); F04D 13/086 (2013.01); F04D 27/001 (2013.01); F04D 27/0223 (2013.01); F05B 2210/13 (2013.01)] | 20 Claims |
1. A multiphase pump comprising:
a housing comprising a flow inlet and a flow outlet which are fluidly connected to each other via a flow path;
a rotor arranged in the flow path of the housing, the rotor being configured to propel a fluid from the flow inlet to the flow outlet via the flow path, the rotor comprising a longitudinal axis which extends for a length of the rotor and a multiphase impeller arrangement;
at least one leak path which is configured to permit a reverse flow of the fluid from the flow outlet to the flow inlet; and
at least one channel which is arranged within the housing, the at least one channel being configured to direct a liquid from a liquid source to one of the at least one leak path in the multiphase pump.
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