초록

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.

대표청구항 ▼

[ Accordingly, what is desired to be secured by Letters Patent of the United States is the invention as defined and differentiated in the following claims in which I claim:] [1.] A turbine wall comprising an outer surface for facing combustion gases; an opposite inner surface for being air cooled; a

[ Accordingly, what is desired to be secured by Letters Patent of the United States is the invention as defined and differentiated in the following claims in which I claim:] [1.] A turbine wall comprising an outer surface for facing combustion gases; an opposite inner surface for being air cooled; and a plurality of adjoining parallel and elongate ridges and grooves in said inner surface being generally equal in width; and being sized in height to exceed a boundary layer thickness of said cooling air for increasing heat transfer.