Gas turbine engine forward bearing compartment architecture

摘要

A gas turbine engine includes a bearing structure mounted to the front center body case structure to rotationally support a shaft driven by a geared architecture. A bearing compartment passage structure is in communication with the bearing structure through a front center body case structure.

主权项

1. A gas turbine engine comprising:
a front center body case structure; a geared architecture at least partially supported by said front center body case structure; a bearing structure mounted to said front center body case structure to rotationally support a shaft driven by said geared architecture; a bearing compartment passage structure in communication with said bearing structure through said front center body case structure, wherein said bearing compartment passage structure includes a hollow front center body strut; and a conditioning device in fluid communication with said bearing compartment passage structure.