A foil assembly for a gas powered turbine includes a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath. Each of the floating wall sectors includes a first flowpath strut component, a second flowpath strut component, a floating wall panel connected to t
A foil assembly for a gas powered turbine includes a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath. Each of the floating wall sectors includes a first flowpath strut component, a second flowpath strut component, a floating wall panel connected to the first flowpath strut component by a first clamp seal at a first axial joint and connected to the second flowpath strut component by a second clamp seal at a second axial joint, and a plurality of leading edge structures fore of the plurality of floating wall sectors. Each of the leading edge structures is configured to define a foil profile in conjunction with a first flowpath strut component of a first floating wall sector and an adjacent flowpath strut component of a second floating wall sector.
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1. A foil assembly for a gas powered turbine comprising: a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath;each of said floating wall sectors comprising; a first flowpath strut component;a second flowpath strut component;a floating wall panel connect
1. A foil assembly for a gas powered turbine comprising: a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath;each of said floating wall sectors comprising; a first flowpath strut component;a second flowpath strut component;a floating wall panel connected to the first flowpath strut component by a first clamp seal at a first axial joint and connected to the second flowpath strut component by a second clamp seal at a second axial joint;a plurality of leading edge structures fore of the plurality of floating wall sectors, each of the leading edge structures configured to define a foil profile in conjunction with a first flowpath strut component of a first floating wall sector and an adjacent flowpath strut component of a second floating wall sector; andwherein each of said clamp seals includes a radially outward clamping plate and a radially inward clamping plate, radially inward of the radially outward clamping plate. 2. A foil assembly for a gas powered turbine comprising: a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath;each of said floating wall sectors comprising; a first flowpath strut component;a second flowpath strut component;a floating wall panel connected to the first flowpath strut component by a first clamp seal at a first axial joint and connected to the second flowpath strut component by a second clamp seal at a second axial joint;a plurality of leading edge structures fore of the plurality of floating wall sectors, each of the leading edge structures configured to define a foil profile in conjunction with a first flowpath strut component of a first floating wall sector and an adjacent flowpath strut component of a second floating wall sector; andwherein each of said clamp seals comprises: a radially outward-clamping plate;a radially inward clamping plate, radially inward of the radially outward clamping plate;a circumferential extension of one of said first flowpath strut and said second flowpath strut received between said radially outward clamping plate and said radially inward clamping plate;a portion of said floating wall panel received between said radially outward clamping plate and said radially inward clamping plate; andat least one fastener protruding through said radially outward clamping plate and said radially inward clamping plate, the at least one fastener applying a pre-load to said radially inward clamping plate and said radially outward clamping plate. 3. The foil assembly of claim 2, wherein said circumferential extension includes a radially outward facing sealing surface extending a full axial length of the circumferential extension, and a radially inward facing sealing surface extending a full axial length of the circumferential extension, said radially outward facing sealing surface contacts said radially outward clamping plate along the full axial length, and said radially inward facing sealing surface contacts said radially inward clamping surface along the full axial length. 4. The foil assembly of claim 2, wherein said portion of said floating wall panel includes a radially outward facing sealing surface extending a full axial length of the floating panel wall, and a radially inward facing sealing surface extending a full axial length of the floating panel wall, said radially outward facing sealing surface contacts said radially outward clamping plate along the full axial length, and said radially inward facing sealing surface contacts said radially inward clamping surface along the full axial length. 5. The foil assembly of claim 2 wherein said radially inward clamp plate includes a number of fastener features equal to the number of fasteners, and wherein each of said fastener features is configured to receive a fastener flush with said radially inward clamping plate. 6. The foil assembly of claim 2, wherein said a portion of said floating wall panel received between said radially outward clamping plate and said radially inward clamping plate is radially thinner than a remainder of said floating wall panel not received between a radially outward clamping plate and a radially inward clamping plate. 7. The foil assembly of claim 6, wherein each of said sectors is connected to a turbine static element via a spoke, and wherein each of said sectors is maintained in position relative to each other of said sectors via said spoke. 8. The foil assembly of claim 2, wherein each of said sectors further includes a spoke centering boss including a partial hole configured to receive a spoke. 9. The foil assembly of claim 2, wherein each of said floating wall sectors defines a portion of a gas powered turbine flowpath and wherein surfaces defining said portion of said gas powered turbine are heat treated. 10. The foil assembly of claim 2, wherein each of said defined foil profiles includes a radially aligned central opening, and wherein at least one of said defined foil profiles includes a flowpath pass-through component. 11. The foil assembly of claim 2, wherein a radially inward surface of the floating wall panel, a radially inward facing surface of at least one fastener, and a radially inward facing surface of each of the radially inward clamping plates are flush. 12. A foil assembly for a gas powered turbine comprising: a plurality of floating wall sectors arranged circumferentially about an axis defined by a flowpath;each of said floating wall sectors comprising; a first flowpath strut component;a second flowpath strut component;a floating wall panel connected to the first flowpath strut component by a first clamp seal at a first axial joint and connected to the second flowpath strut component by a second clamp seal at a second axial joint;a plurality of leading edge structures fore of the plurality of floating wall sectors, each of the leading edge structures configured to define a foil profile in conjunction with a first flowpath strut component of a first floating wall sector and an adjacent flowpath strut component of a second floating wall sector; andwherein said foil assembly is disposed in a turbine engine exhaust case. 13. A floating wall sector for a foil assembly of a gas powered turbine comprising: a radially outward floating wall panel including a first edge generally aligned with an axis defined by the floating wall sector and a second edge generally aligned with the axis;a first strut component including a circumferential extension aligned with the floating wall panel and a strut extending radially inward from the circumferential extension;a second strut component including a circumferential extension aligned with the floating wall panel and a strut extending radially inward from the circumferential extension;a first clamp seal connecting the circumferential extension of the first strut component to the floating wall panel at the first edge; a second clamp seal connecting the circumferential extension of the second strut component to the floating wall panel at the second edge;wherein said first clamp includes a first radially outward clamping plate contacting said circumferential extension of said first strut component and said first edge of said floating wall assembly, and a first radially inward clamping plate, contacting said circumferential extension of said first strut component and said first edge of said floating wall assembly; andwherein said second clamp includes a second radially outward clamping plate contacting said circumferential extension of said second strut component and said second edge of said floating wall assembly, and a second radially inward clamping plate, contacting said circumferential extension of said second strut component and said second edge of said floating wall assembly. 14. The floating wall sector of claim 13, wherein each of said first edge and said second edge is radially thinner than a remainder of said floating wall panel. 15. The floating wall sector of claim 13, wherein said first radially outward clamping plate and said first radially inward clamping plate are pre-loaded with a clamping force via at least one fastener, and said second radially outward clamping plate and said second radially inward clamping plate are pre-loaded with a clamping force via at least one fastener. 16. The floating wall sector of claim 13, wherein the strut extending radially inward from the first strut component is a pressure surface of a foil and wherein the strut extending radially inward from the second strut component is a suction surface of a foil.
Jarrell David W. (West Palm Beach FL) Titterton ; III George F. (South Windsor CT) Adams James D. (Bolton CT), Individually removable combustor liner panel for a gas turbine engine.
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