TURBINE UNIT AUTOMATIC CONTROL SYSTEM Russian patent published in 2013 - IPC F04D15/00 F04D27/00 

FIELD: machine building.

SUBSTANCE: turbine unit automatic control system comprises a centrifugal pump, an electric motor, a device to change the speed of the centrifugal pump rotor, an automatic control system providing for the specified centrifugal pump rotor speed, a switch unit for frequency input signals, a pressure sensor at the pump inlet and a pressure sensor at the pump outlet, a liquid flow metre, a parameter calculation unit, a unit to set the form of head-capacity curve of the compressor, a unit to set the form of pump efficiency factor, a unit to form the pump operating parameters, a detector of the actual operating parameters of the pump and the pipeline, a unit to calculate the actual rotor speed, a unit to set the design characteristic of the pipeline, a detector of design operating parameters of the pump and the pipeline, a unit to calculate the design rotor speed.

EFFECT: providing operation of turbine units with maximum possible efficiency coefficient irrespective of variation of pipeline characteristic.

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