Patent · US Expired

Turbine blade wall section cooled by an impact flow

US6439846B1 · kind B1 · utility

27Cited by

5References

7Claims

0Family size

Assignee

ALSTOM Holdings · FR

Inventors

Gordon Anderson · Baden, CH
Jorgen Ferber · Waldshut-Tiengen, DE
Rainer Höcker · Waldshut-Tiengen, DE
Fathi Tarada · Kehrsatz, CH
Bernhard Weigand · Lauchringen, DE

Key dates

Filing date	Apr 10, 2000
Grant date	Aug 27, 2002
Priority date	—
Expiry date	Apr 10, 2020

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The invention relates to an impact flow for wall sections including a plurality of impact openings which are arranged on a plane in a flat or curved support. The support is fitted it a distance from the wall section, and the impact surface of the wall section that is to be cooled is configured as a bulged relief. The bulge elements are arranged around the impact surface of the impact beam. The surfaces of the bulge elements facing the impact beam include two curves which blend into one another.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.