Patent application number | Description | Published |
20080250792 | APPARATUS AND METHOD OF OPERATING A GAS TURBINE ENGINE AT START-UP - A method of operating a gas turbine engine having a turbine and a compressor connected via a shaft, a main fuel supply line for supplying fuel to a combustor that is positioned to release expanding hot gases to the turbine, the engine further including a starter/generator connected to the shaft via a gearbox assembly, the method is characterised the step of during engine start up fuel is circulated in a re-circulating fuel circuit positioned on the main fuel supply line and which a first fuel/oil heat exchanger, for cooling the oil, and a fuel accumulator. | 10-16-2008 |
20110135455 | OIL COOLER - An air-cooled oil cooler for the wall of an air flow passage of a gas turbine engine is provided, the oil cooler allowing improved heat exchange performance to be obtained. This is achieved by: (I) diverting air flow from the inner side of the oil cooler towards the outer side of the oil cooler, (ii) enhancing heat exchange performance at the leading edge of the cooler, and/or (iii) suppressing airflow wake at the trailing edge of the cooler. | 06-09-2011 |
20120279228 | GAS COOLER AND METHOD FOR COOLING GAS - There is disclosed a gas cooler | 11-08-2012 |
20120315137 | BEARING CHAMBER APPARATUS - A bearing chamber apparatus ( | 12-13-2012 |
20130306265 | HEAT EXCHANGER - The invention relates to a heat exchanger | 11-21-2013 |
20140010635 | FLUID INTAKE AND SYSTEM FOR ROTARY MACHINES - This invention relates to a fluid supply system for a rotary machine, the system comprising: a rotor assembly comprising an array of blades arranged to be driven about a primary axis in use, the rotor assembly comprising a casing structure, wherein the casing structure is rotatable in unison with the blades about the primary axis; a directional fluid intake, said intake being rotatably mounted at an outer surface of the casing structure about a second axis which is angularly offset from the primary axis. | 01-09-2014 |
20140248125 | CHAMBER FLUID REMOVAL SYSTEM - A chamber fluid removal system including a pump and an ejector is disclosed. The system is arranged in use to pump fluid from a chamber using the pump and deliver it to the ejector as a motive fluid and the system being further arranged to draw fluid from the chamber or from a second chamber as an entrained fluid by entraining it using the ejector and the motive fluid. | 09-04-2014 |
20160109133 | GAS TURBINE ENGINE FUEL SYSTEM - A fuel system for a gas turbine engine, the gas turbine engine including a combustor having a pilot fuel injector and a main fuel injector, the fuel system including first and second variable flow fuel pumps configured to provide metered fuel flow to the pilot injector, and the main injector respectively; first and second variable speed electric motors configured to drive respective first and second fuel pumps; wherein each of the electric motors includes a polyphase motor including a stator having concentrated windings. | 04-21-2016 |