About 308 results
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https://drivepatents.com/patents/1386794 · 10 Sep 2025
A gas turbine engine (10) configured to combust gaseous hydrogen fuel comprises a combustor (20) comprising an annular combustion chamber outer casing (36) surrounding an inner combustor case (34) and a fuel manifold (42) configured to provide gaseous fuel...
https://drivepatents.com/patents/1397361 · 10 Sep 2025
An aircraft propulsion system comprises first and second engines (100, 200) and first (134) and second electrical machines coupled to the first and second engines respectively. The first electrical machine is arranged to be driven by electrical power in or...
https://drivepatents.com/patents/1397363 · 3 Sep 2025
There is provided a gas turbine engine (10) comprising a combustor (16) and a fuel management system (500). The fuel management system (500) comprises a fuel supply line (510), a recirculation line (511) and a heat exchanger (540). The fuel supply line (51...
https://drivepatents.com/patents/1389066 · 13 Aug 2025
A computer-based control system for a gas turbine engine (10). The control system comprises: a controller (100, 100a, 100b) comprising control logic, the controller (100, 100a, 100b) configured to obtain a set of inputs formed by (i) measurements of one or...
https://drivepatents.com/patents/1396875 · 6 Aug 2025
Disclosed is a fuel system for a gas turbine engine. The system comprises a fuel pump for fluid communication with a fuel reservoir; a driving turbine for driving the fuel pump; and a source of compressed air flow to drive the driving turbine. The source o...
https://drivepatents.com/patents/1397351 · 6 Aug 2025
There is provided a fuel management system (500A) for a gas turbine engine (10), the fuel management system (500A) comprising a fuel supply line (510) configured to supply fuel from a system inlet (520) to a combustor (16) of the gas turbine engine via a c...
https://drivepatents.com/patents/1397359 · 6 Aug 2025
There is provided a fuel management system (400A) for a gas turbine engine. The fuel management system comprises: a fuel tank (41) configured to store fuel for the gas turbine engine; a fuel supply line (410) configured to supply fuel from the fuel tank to...
https://drivepatents.com/patents/1392479 · 23 Jul 2025
An inner cowl arrangement (110) for a gas turbine engine (10) includes a first hinge (124) and a second hinge (126) pivotally connecting a first cowl member (112) and a second cowl member (118), respectively, to a mounting structure (106). The inner cowl a...
https://drivepatents.com/patents/1395705 · 4 Jun 2025
A method (100) of optimising the performance of combustion equipment (16) of a gas turbine engine (10) includes providing a fuel flow into the combustion equipment (16) via a plurality of fuel injectors (50) circumferentially disposed about a principal rot...
https://drivepatents.com/patents/1396874 · 4 Jun 2025
A gas turbine engine system 100 comprises a hydrogen-burning gas turbine engine and a fuel system comprising (i) a fuel line 114 arranged to receive gaseous hydrogen at an input 115 thereof and provide the gaseous hydrogen to combustion apparatus 106 of th...