DEVICE FOR CONTROLLING VOLTAGE AND TRANSMITTED POWER OF ELECTRIC NETWORK Russian patent published in 2016 - IPC G05F1/253 

FIELD: electrical engineering.

SUBSTANCE: invention relates to electrical engineering and power engineering, specifically to devices for controlling voltage and power transmitted in electric AC distribution networks. Device comprises a first power transformer without a device for controlling load voltage; second power booster transformer with device for controlling load voltage on secondary winding; three-phase uncontrolled rectifier; capacitor; first and second three-phase inverters; first and second measuring voltage transformers; measuring current transformer; voltage measurement unit; power measurement unit; first and second control units; logic unit; third feed power transformer with device for controlling load voltage on primary winding; unit for controlling device for controlling load voltage of transformer; unit of thyristor commutator, unit for synchronisation of voltage control; unit for controlling device for controlling load voltage of booster transformer.

EFFECT: high efficiency of controlling level and duration of voltage deviation, as well as increased grid power ratio.

1 cl, 1 dwg