| 摘要 |
A fan assembly 1 for a gas turbine, the assembly 1 comprising: a fan surrounded by a fan casing 2; a resilient, flexible containment material 4 around the outside of the fan casing 2 for containing a detached fan blade which breaches the casing 2 during a fan blade off event, and a retaining cable arrangement for resisting separation of a first and second portion of the casing 10, 12 as a result of said breach, wherein the cable arrangement comprises: a continuous length of retaining cable 14 extending around the fan casing 2 on the outside of the containment material 4, the retaining cable 14 being slidably or rollably secured to each of the first and second portions 10, 12 at a plurality of positions around the fan casing 2 to form respective cable spans 14a, 14b between the casing portions 10, 12, there being sufficient overall slack in the cable 14 for accommodating radial flexing of the underlying containment material 4 upon impact of said detached fan blade.
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