About 15 results
https://drivepatents.com/patents/1393260 · 7 May 2025
An assembly (64) is provided for a gas turbine engine (20). This assembly (64) includes a fuel injector (62). The fuel injector (62) includes a nozzle (80) and a plurality of discrete fuel circuits (90). The discrete fuel circuits (90) include a first fuel...
https://drivepatents.com/patents/984866 · 5 Jun 2013
A method of operating an electronic engine control to compensate for speed changes. The method includes receiving (110) a fuel flow request, sensing (130) actual engine rotor speed, calculating (140) a fuel flow correction factor, establishing (150) a fina...
https://drivepatents.com/patents/996096 · 14 Nov 2012
A control method for controlling the pilot gas supply to at least one burner assembly (15) of a gas turbine plant (1) provided with at least one pilot burner (20) includes the steps of: - supplying a pilot gas basis flow rate (Q P ) to the pilot burner (20...
https://drivepatents.com/patents/998861 · 29 Aug 2012
An aircraft engine fuel system (10) is provided and includes a pump (20), including an inlet (21) and an outlet (22), from which pressurized output is produced, a valve (30) disposed downstream from the pump outlet to receive and to direct the pump output ...
https://drivepatents.com/patents/1001946 · 30 May 2012
A method (100,200) of sensing a reduction in fuel screen (22) area in a fuel system. The method includes detecting (102) an engine shutdown, initiating (112) an electronic engine control (EEC) built in test, shifting a metering valve from a first position ...
https://drivepatents.com/patents/1003285 · 18 Apr 2012
A method of controlling the operation of a fuel metering unit of the type incorporating a metering valve (12) and a temperature sensor (30) is disclosed, the method comprising the steps of: sensing a change in temperature; using the sensed change in temper...
Electronic engine controler mounted on the fuel metering unit for small aircraft engine applications
https://drivepatents.com/patents/1003254 · 18 Apr 2012
A fuel metering unit (FMU) (128;228;428) for an aircraft engine (112;212;412) includes an effector (132;232;432) and an electronic engine controller (EEC) (120;420). The effector (132;232;432) is electrically connected to the EEC (120;420) to adjust a rate...
https://drivepatents.com/patents/1004571 · 7 Mar 2012
An apparatus for controlling a gas turbine combustor having a diffusion combustion burner and a premix combustion burner comprising: a rotating speed detector for detecting a rotating speed of gas turbine, a recorder for recording the detected value of the...
https://drivepatents.com/patents/1015056 · 16 Mar 2011
A fuel system having a pump (108) for providing a flow of fuel and a metering valve (120) receiving the flow of fuel and providing a regulated flow of fuel consists of a bi-level hydraulic pressurization system for controlling the output pressure of a fuel...
https://drivepatents.com/patents/1078719 · 6 Apr 2005
In order to regulate fuel flow to the combustor (36) of the combustion turbine engine (10) having a primary combustion zone (64) and at least one further combustion zone, the temperature of the inlet and outlet of the combustor (36) are determined, as are ...