VANE ASSEMBLY FOR A TURBINE AND COMBUSTION TURBINE WITH THIS VANE ASSEMBLY
A vane assembly (20) for a turbine assembly (5) includes an inner endcap (22), an outer endcap (24), and a body (26). The body (26) includes a metallic core assembly (30), a ceramic shell assembly (40) and a support assembly. The metallic core assembly (30) is coupled to the inner and outer endcap (...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | A vane assembly (20) for a turbine assembly (5) includes an inner endcap (22), an outer endcap (24), and a body (26). The body (26) includes a metallic core assembly (30), a ceramic shell assembly (40) and a support assembly. The metallic core assembly (30) is coupled to the inner and outer endcap (24)s and bears most of the mechanical loads, including aerodynamic loads. The ceramic shell bears substantially all of the thermal stress placed on the vane assembly. The support assembly is disposed between said metallic core assembly (30) and said ceramic shell assembly (40) and is coupled to the metallic core assembly (30).
L'invention concerne un ensemble aube (20) destiné à un ensemble turbine (5) et comprenant une plaque d'extrémité intérieure (22), une plaque d'extrémité extérieure (24) et un corps (26). Ce corps (26) comporte un ensemble noyau métallique (30), un ensemble coque en céramique (40) et un ensemble support. L'ensemble noyau métallique (30) est couplé aux plaques d'extrémité intérieure (22) et extérieure (24) et supporte la plupart des charges mécaniques, y compris les charges aérodynamiques. La coque en céramique supporte sensiblement toute la contrainte thermique exercée sur cet ensemble aube. L'ensemble support est disposé entre l'ensemble noyau métallique (30) et l'ensemble coque en céramique (40), et couplé audit ensemble noyau métallique (30). |
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