About 254 results
Showing the first 200 results.
https://drivepatents.com/patents/982875 · 23 Oct 2013
A generator system (18) comprises an inner generator rotor (34), an outer generator rotor (36), and a stator (38). The inner rotor is mounted on a first shaft (20) rotating at a first speed, while the outer rotor is mounted on a second shaft (28) coaxial w...
https://drivepatents.com/patents/982861 · 23 Oct 2013
A thermal stress reduction method includes ramping an electric power generator, 240, to start an aircraft engine, 280, for a time period associated with the aircraft engine start sequence toggling three-level inverter switch array, 300, to a three-level pu...
https://drivepatents.com/patents/983224 · 16 Oct 2013
A power transfer method in a variable frequency electric power generation system (100) includes determining that initial power quality conditions the variable frequency electric power generation system are satisfied, sending a power-ready signal, receiving...
https://drivepatents.com/patents/983206 · 16 Oct 2013
A housing, 30, for an electrical device includes an interior surface, 44, and one or more stress reducing notches, 42. The interior surface, 44, is configured to interface with one or more internal components of the motor. The one or more stress reducing n...
https://drivepatents.com/patents/983564 · 9 Oct 2013
A conditioner (65) for conditioning fuel passing therethrough includes a deoxygenator having a body in which oxygen is removed from the fuel, and a heat exchanger (70) attaching directly to the body for moderating a temperature of the fuel.
https://drivepatents.com/patents/983483 · 9 Oct 2013
A controller (10,20) is employed in conjunction with an electrical power distribution system. The controller includes at least a first input (DC_Input) for receiving DC power from a DC power bus and a power supply circuit (14,24) connected to the first inp...
https://drivepatents.com/patents/983915 · 2 Oct 2013
A gas turbine engine power generation system includes first, 14, and second, 24, spools respectively connected to first and second turbine sections. First, 36, and second, 38, shafts respectively are coupled to the first, 14, and second, 24, spools. First ...
https://drivepatents.com/patents/983912 · 2 Oct 2013
A distributed electronic control system (100) for an aircraft includes an engine data controller (103) arranged on an airframe of the aircraft and a plurality of engine data concentrators (104-106) arranged proximate an engine of the aircraft in signal com...
https://drivepatents.com/patents/983902 · 2 Oct 2013
A method and system for providing fuel to primary, 30, and secondary, 32, fuel nozzles in a gas turbine engine fuel system, 12, comprises generating a fuel flow and routing primary fuel from the fuel flow to a primary fuel nozzle, 30. Backpressure on the f...
https://drivepatents.com/patents/983861 · 2 Oct 2013
A transmission assembly (10) is provided and includes a load (12), an input shaft (14) rotatably driven by a low pressure section (113) of a turbomachine (11) and a transmission (13) coupled to the load (12) and the input shaft (14). The transmission (13) ...