A fluid supply system for a rotary machine, the system includes a rotor assembly with an array of blades arranged to be driven about a primary axis to provide propulsive thrust in use, each blade having a longitudinal axis, the rotor assembly including a casing structure, wherein the casing structur
A fluid supply system for a rotary machine, the system includes a rotor assembly with an array of blades arranged to be driven about a primary axis to provide propulsive thrust in use, each blade having a longitudinal axis, the rotor assembly including a casing structure, wherein the casing structure is rotatable in unison with the blades about the primary axis; and a directional fluid intake, the intake being rotatably mounted at an outer surface of the casing structure about a second axis which is angularly offset from the primary axis and which is offset from and independent of the longitudinal axis of the blade.
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1. 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 to provide propulsive thrust in use, each blade having a longitudinal axis, the rotor assembly comprising a casing structure, wherein the ca
1. 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 to provide propulsive thrust in use, each blade having a longitudinal axis, 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 and which is offset from and independent of the longitudinal axis of the blade. 2. A fluid supply system according to claim 1, wherein the intake is arranged to direct fluid from the exterior of the casing structure to the interior thereof. 3. A fluid supply system according to claim 1, wherein the second axis is a substantially radial or orthogonal axis with respect to the primary axis. 4. A fluid supply system according to claim 1, wherein the second axis is substantially radially aligned with respect to the primary axis. 5. A fluid supply system according to claim 1, wherein the intake comprises a ram air intake for ambient air. 6. A fluid supply system according to claim 1, wherein the intake is rotatably adjustable in use to receive airflow in a direction such that a component of said airflow is due to rotation of the intake about the primary axis and a further component of said airflow is due to relative translation between the intake and the ambient air. 7. A fluid supply system according to claim 1, wherein the intake comprises adjustment means for ensuring an angular orientation of the intake about the second axis is such that the intake faces a direction of relative motion between the intake and ambient air. 8. A fluid supply system according to claim 1, wherein an orientation of the intake about the second axis is passively adjusted in response to a direction of relative movement between the intake and the ambient air. 9. A fluid supply system according to claim 8, wherein the intake comprises an upstanding fin. 10. A fluid supply system according to claim 1, wherein an orientation of the intake about the second axis is actively adjusted in response to one or more sensed operation al parameters. 11. A fluid supply system according to claim 10, comprising: a controller for receiving signals indicative of the one or more sensed operational parameters; and,an actuator for controlling rotation of the intake about the second axis,wherein the controller controls operation of the actuator in accordance with the received operational parameter signals. 12. A fluid supply system according to claim 11, wherein the controller determines a desired angular orientation of the intake according to a closed loop control scheme and/or the operational parameters comprise any, or any combination of: a rotational speed or frequency of the rotor assembly; a speed of movement of the rotary machine in a direction of travel; one or more fluid supply pressures within the system; and/or one or more component or fluid temperatures within the system. 13. A fluid supply system according to claim 1, wherein the outer surface of the casing structure comprises a fluid-washed surface and the intake comprises an upstanding structure depending from said surface. 14. A fluid supply system according to claim 1, wherein the intake comprises a scoop structure having an open mouth. 15. A fluid supply system according to claim 14, wherein the scoop tapers outwardly from a closed end thereof towards the mouth. 16. A fluid supply system according to claim 1, wherein the outer surface of the casing comprises an outwardly or inwardly facing circumferential surface, which is located about the primary axis. 17. A fluid supply system according to claim 1, wherein the fluid comprises a coolant and the fluid pressure within the intake drives coolant through the coolant system for oil and/or component cooling within the casing. 18. A fluid supply system according to claim 17, wherein the intake is for a gearbox coolant supply system. 19. A fluid supply system according to claim 1, wherein the rotary machine comprises a gas turbine engine. 20. A fluid supply system according to claim 1, wherein the rotary machine comprises an open-rotor gas turbine engine and the casing comprises a rotating nacelle portion.
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이 특허에 인용된 특허 (6)
Hirschkron Robert (Marblehead MA), Aircraft engine inlet.
Vermejan Alexander E. (Mason OH) Daiber Paul C. (Cincinnati OH) Morton Scott C. (Cincinnati OH) Taylor Michelle L. (Cincinnati OH), Gas turbine engine fan cooled heat exchanger.
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