Patent · US Active

Blade or vane for a turbomachine

US9181808B2 · kind B2 · utility

5Cited by

7References

12Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Dave Carter · Chorleywood, GB
Christer Hjalmarsson · Finspång, SE
Kevin Scott · Rochester, US
Lieke Wang · Svärtinge, SE

Key dates

Filing date	Apr 14, 2011
Grant date	Nov 10, 2015
Priority date	—
Expiry date	Aug 12, 2032

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2260/22141
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A blade or a vane component of a turbomachine includes an inner space between two opposite inner walls of the component, and a plurality of ribs projecting from the two opposite inner wall forming a plurality of channels on each of the two opposite inner walls to guide the cooling fluid towards the trailing edge. The inner space is divided into a leading section towards the leading edge of the component and a trailing section towards the trailing edge of the component. The ribs are arranged in the leading section. A plurality of pin-fins projecting from the two opposite inner walls is arranged in the trailing section in a discrete manner.

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