Patent ID: 8881529
Filing Date: 2014-11-11
Classification: F02C,Y02T

Abstract:
1. A gas turbine the gas engine comprising: a fuel supply device; an engine control device including parts that are contained in and form the fuel supply device, the parts of the engine control device forming an engine control unit; a motor-pump unit including at least one pump, at least one electric motor and at least one motor control unit configured for controlling the operation of said at least one electric motor, wherein said engine control unit is configured for controlling the operation of said at least one motor control unit, and wherein said at least one motor control unit comprises a plurality of activated controllers that operate in parallel, each of said activated controllers including a power electronics system providing a portion of the power to said motor-pump unit based on at least one control signal provided by said engine control unit such that when one of the controllers fails, full power is still provided to said motor-pump unit by the combined power provided by the remaining activated controllers and when two of the activated controllers fail, the remaining of the activated controllers supply power to said motor pump unit up to 80% of full power.