About 954 results
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https://drivepatents.com/patents/1398684 · 9 Apr 2025
An engine (10) can utilize a combustor (14) to combust fuel to drive the engine (10). A fuel nozzle assembly (100) can supply fuel to the combustor (14) for combustion or ignition of the fuel. The fuel nozzle assembly (100) can include a swirler (104) and ...
https://drivepatents.com/patents/1394699 · 26 Mar 2025
A contrail suppression system (100) includes a shell (104) having an exhaust gas inlet (106), an exhaust gas outlet (108), a condensate drain (110) and a flow chamber (112) in fluid communication with the exhaust gas inlet (106), the exhaust gas outlet (10...
https://drivepatents.com/patents/1399102 · 26 Mar 2025
A gas turbine engine (100) including a catalytic reactor (240) and a combustor (150). The catalytic reactor (240) configured (i) to receive hydrogen fuel, (ii) to receive air containing oxygen, (iii) to catalytically react at least a portion of the oxygen ...
https://drivepatents.com/patents/1398614 · 7 Aug 2024
A gas turbine engine (10) including a compressor section (12) and a combustion section (14) in serial flow arrangement along an engine centerline (21), the combustion section (14) having a combustor liner (82, 182, 282, 382, 482, 582), a dome wall (90, 190...
https://drivepatents.com/patents/937824 · 14 Sep 2016
A method (98) of distinguishing piston slap from engine knock in a reciprocating device includes obtaining (100) a fundamental frequency of a cylinder (26), the cylinder having a thrust face and an anti-thrust face, receiving (102) a first signal from a fi...
https://drivepatents.com/patents/937820 · 14 Sep 2016
A method 150 includes receiving 152 a noise signal sensed by a knock sensor 23 disposed in or proximate to a combustion chamber 12 of a combustion engine 10, preconditioning the noise signal to generate a preconditioned noise signal, and process the precon...
https://drivepatents.com/patents/938651 · 24 Aug 2016
A system including a controller (25). The controller (25) is configured to obtain a signal from a knock sensor (25) coupled to a reciprocating device (10). The controller (25) is configured to analyze the signal to determine a trigger event occurrence base...
https://drivepatents.com/patents/938650 · 24 Aug 2016
A method or system 25 to determine peak firing pressure of a cylinder of an engine 10 having a crank shaft. The method includes accessing a knock signal received from a knock sensor 23 of the cylinder. The method includes determining a location of peak fir...
https://drivepatents.com/patents/938939 · 17 Aug 2016
A method 110 of deriving reciprocating device 12 component health includes receiving 114 a signal from a knock sensor coupled to a reciprocating device 12, deriving 118 total harmonic distortion (THD) at one or more frequencies, and determining 120 whether...
https://drivepatents.com/patents/939269 · 10 Aug 2016
In one embodiment, an engine system (10) may include an engine control system (12) configured to receive a first pressure signal transmitted from a first pressure sensor (43) disposed downstream from a throttle valve (14), receive a first temperature signa...