Gas turbine test airfoil

Details Gas turbine test airfoil Gas turbine test airfoil

1992-12-18

1994-05-24

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Having frangible or fusible part or connection

416 61, 416241R, F01D 530

Patent

active

053143078

ABSTRACT:
A turbine or compressor blade designed for deliberate, controlled failure in a gas turbine engine during testing of the engines, includes a lower-strength tubular insert in an axial through bore in the root portion of the blade, which insert fails at preselected conditions to induce blade failure.

REFERENCES:
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patent: 3050282 (1962-08-01), Allen et al.
patent: 3291446 (1966-12-01), Huebener, Jr.
patent: 3758233 (1973-09-01), Cross et al.
patent: 4004860 (1977-01-01), Gee
patent: 4581300 (1986-04-01), Hoppin, III et al.
patent: 5018271 (1991-05-01), Bailey et al.
patent: 5100292 (1992-03-01), Matula

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