A gas turbine apparatus may include one or more driving shafts (40); a compressor (100) configured to receive power from the one or more driving shafts (40), suck air, and compress the sucked air at high pressure. The gas turbine (300) may include a combus...

A gas turbine engine comprises, in flow series, a generator section and a free power turbine. The generator section includes one or more generator turbine stages. One or more respective generator drive shafts extend axially forwardly from the generator tur...

A turbine engine arrangement is provided in which contra rotating shafts 104, 105 are respectively secured to a fan and a gearbox 106 which is also coupled to the shaft 104. In such circumstances the relative rotational speed ratio between the shafts 104, ...

A low pressure turbine section (26) for an aircraft gas turbine engine (10) includes a low pressure turbine flowpath and counter rotatable low pressure inner and outer shaft rotors (200 and 202) having inner and outer shafts (130 and 140), respectively. Th...