Radial turbine wheel

Details Radial turbine wheel Radial turbine wheel

1988-11-28

1990-05-08

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

415115, 416185, F01D 508

Patent

active

049233700

ABSTRACT:
Apparatus and method for extending the thermal fatigue life and/or improving the performance of radial-flow turbine wheels in gas turbine engines by providing a thickened reinforcing pad on the wheel backface and cooling air passages in the surrounding case structure to direct high velocity cooling air onto the pad.

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