According to one embodiment, there is provided a single-flow turbine (2) using CO 2 as a working fluid. The turbine (2) includes a balance piston portion (18) configured to optimize an axial load of a rotor (11) on a bearing (J1, J2) with a fluid having a ...

A gas turbine engine sealing air supply system comprising a bearing chamber seal to prevent lubricant fluid loss from a fluid chamber, the sealing effected by ingress of sealing air. An air supply duct is coupled to the bearing chamber seal to provide the ...

A gas turbine engine sealing air system comprising a bearing chamber seal to prevent lubricant fluid loss from a fluid chamber, the sealing effected by ingress of sealing air. The system comprises an air vent duct coupled to the bearing chamber seal. An ej...

Disclosed is a seal air supply apparatus provided with a seal air supply path (77) through which compressed air generated by a seal air compressor (73) provided separately from an exhaust gas turbine supercharger (27) is supplied, as seal air for the exhau...

The system has an enclosure which is closed and pressurized using dynamic pressure seals supplied with compressed air to create an airflow from the outside toward the inside of the enclosure. The enclosure is comprised of an outlet for conveying the air-oi...

The invention relates to a seal arrangement (1) for a silo combustor. The seal arrangement (1) comprises a first casing (5) forming a passageway (7) for a gas and a second casing (6) forming a passageway (7) for a gas, whereby an end portion (19) of the fi...

The device has a housing and a shaft in the housing rotatable about its longitudinal axis, carrying a turbine wheel and a compressor wheel and mounted in magnetic radial bearings and at least one axial bearing. The bearings each have a bearing plate seated...