SHIP ELECTRIC POWER PLANT Russian patent published in 2015 - IPC B63H21/16 

FIELD: electricity.

SUBSTANCE: ship electric power plant includes main motor connected to main generator, additional motor connected to additional generator, propulsion motor connected to propeller screw, main buses, power buses of electric loads at the ship, plant control system, automatic switches, current and voltage sensors, regulated reversible frequency converter, input circuit of frequency converter, converter choke, power input of regulated rectifier, data outputs of the sensors, rectifier controller, capacitance accumulator of direct current circuit, direct voltage sensor, local control unit, plant control system, additional frequency converter, first and second frequency converters, additional choke and filter, first, second, third, fourth, fifth, and sixth automatic switches, input and output phase voltage, propulsion motor, inverter controller.

EFFECT: reduced plant dimensions and weight, enhanced efficiency and electric power quality, improved reliability without the use of transformer as galvanic isolation.

3 cl, 1 dwg