| CPC F02C 7/06 (2013.01) [F02C 7/36 (2013.01); F05D 2220/36 (2013.01); F05D 2260/40311 (2013.01); F05D 2260/98 (2013.01)] | 18 Claims |
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11. A turbine engine assembly comprising:
a static engine structure;
a fan section including a fan shaft coupled to a hub supporting a plurality of blades rotatable about an axis;
a fan drive gear system including;
a sun gear configured to be driven by an engine shaft rotatable about the axis, a plurality of intermediate gears;
a ring gear assembly fixed to the engine static structure;
a carrier supporting rotation of the plurality of intermediate gears, the carrier rotatable about the axis and coupled to drive the fan shaft; and
a forward baffle attached to a forward face of the carrier and configured to impart a momentum on lubricant expelled forward of the fan drive gear system;
an aft baffle attached to an aft face of the carrier and configured to impart moment on lubricant expelled aft of the fan drive gear system;
a forward gutter disposed radially outside the forward baffle and fixed to the engine static structure, the forward gutter configured to receive lubricant exhausted from the forward baffle;
an aft gutter disposed radially outside the aft baffle and fixed to the engine static structure, the aft gutter configured to receive lubricant exhausted from the aft baffle, wherein the forward gutter and the aft gutter each include a channel where lubricant is received from a corresponding one of the forward baffle and the aft baffle and a sealing surface for generating a seal with a seal attached to a corresponding one of the forward baffle and the aft baffle;
a primary lubricant system communicating lubricant to the fan drive gear system; and
an auxiliary lubricant system including an auxiliary reservoir configured to receive lubricant expelled from the fan drive gear system and communicated through at least one of the forward gutter and the aft gutter.
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