Gas turbine engine including seal assembly with abradable coating including magnetic particles
AssigneeRaytheon Technologies Corporation
InventorsPantcho P. Stoyanov, Agnieszka M. Wusatowska-Sarnek, Thomas D. Kasprow
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Abstract
A gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a compressor section, a combustor section, a turbine section, and at least one rotatable shaft. The engine further includes a seal assembly including a seal plate mounted for rotation with the rotatable shaft and a face seal in contact with the seal plate at a contact area. The seal assembly includes an abradable coating adjacent the contact area, and the abradable coating includes magnetic particles.
Claims16
A gas turbine engine, comprising:
- a compressor section, a combustor section, a turbine section, and at least one rotatable shaft;
- and
- a seal assembly including a seal plate mounted for rotation with the rotatable shaft and a face seal in contact with the seal plate at a contact area, wherein the seal assembly includes an abradable coating adjacent the contact area, and wherein the abradable coating includes magnetic particles.
A bearing compartment for a gas turbine engine, comprising:
- a bearing assembly;
- and
- a seal assembly including a seal plate and a face seal in contact with the seal plate at a contact area, wherein the seal assembly includes an abradable coating adjacent the contact area, and wherein the abradable coating includes magnetic particles.
Dependencies are inferred from the claim text.