Cooling arrangement for airfoil stator vane trailing edge

Details Cooling arrangement for airfoil stator vane trailing edge Cooling arrangement for airfoil stator vane trailing edge

1983-10-28

1985-05-07

Garrett, Robert E.

Rotary kinetic fluid motors or pumps

With passage in blade, vane, shaft or rotary distributor...

416 97R, F01D 514

Patent

active

045155232

ABSTRACT:
A hollow, airfoil shaped stator vane 10 is provided in its trailing edge portion with staggered rows of pin fins 20, 22 and 24 and with longitudinal ribs 26 which provide the required stiffness for the thin wall design of the vane, the ribs being provided with protuberances 36 in those locations where the turbulence inducing pin fins are displaced by the presence of the ribs.

REFERENCES:
patent: 3628880 (1971-12-01), Smuland et al.
patent: 3628885 (1971-12-01), Sidenatick et al.
patent: 3809494 (1974-05-01), Redman
patent: 3819295 (1974-06-01), Hauser et al.
patent: 3825984 (1974-07-01), Linko et al.
patent: 3844678 (1974-10-01), Sterman et al.
patent: 3866448 (1975-02-01), Dennis et al.
patent: 3921271 (1975-11-01), Dennis et al.
patent: 4021139 (1977-05-01), Franklin
patent: 4407632 (1983-10-01), Liang
patent: 4474532 (1984-10-01), Pazder

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