Internally grooved turbine wall

Fluid reaction surfaces (i.e. – impellers) – With heating – cooling or thermal insulation means – Changing state mass within or fluid flow through working...

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Details

416 96R, 415115, 249117, F01D 518

Patent

active

061427349

ABSTRACT:
A turbine wall includes an outer surface for facing combustion gases, and an opposite inner surface for being impingement air cooled. A plurality of adjoining ridges and grooves are disposed in the inner surface for enhancing heat transfer by the impingement cooling air.

REFERENCES:
patent: 5201847 (1993-04-01), Whidden
patent: 5337568 (1994-08-01), Lee et al.
patent: 5468125 (1995-11-01), Okpara et al.
patent: 5586866 (1996-12-01), Wettstein
patent: 5738493 (1998-04-01), Lee et al.

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