EP 2607624 A1 20130626 - Vane for a turbomachine
Title (en)
Vane for a turbomachine
Title (de)
Leitschaufel für eine Turbomaschine
Title (fr)
Aube statorique pour turbomachine
Publication
Application
Priority
EP 11194338 A 20111219
Abstract (en)
A vane for a turbomachine is presented. The vane (10) includes atleast one inner cavity (28) defined by an inner wall (30) having a plurality of impingement holes (40), and an outer wall (14) surrounding the inner wall (30) forming a passageway (36) therebetween for a cooling fluid to pass through the impingement holes (40) from the inner cavity (28) towards the passageway (36), wherein the outer wall (14) comprises a plurality of openings (24) for exit of the cooling fluid, characterized in that, the outer wall (14) is divided into a plurality of portions (15,17) disconnected from each other by openings (24) allowing independent thermal expansion of said portions (15, 17).
IPC 8 full level
F01D 5/14 (2006.01); F01D 5/18 (2006.01); F01D 9/02 (2006.01)
CPC (source: EP)
F01D 5/147 (2013.01); F01D 5/186 (2013.01); F01D 5/187 (2013.01); F01D 9/02 (2013.01)
Citation (search report)
- [XY] DE 4328401 A1 19950302 - ABB MANAGEMENT AG [CH]
- [IY] EP 0974735 A2 20000126 - GEN ELECTRIC [US]
- [X] EP 2239417 A1 20101013 - GEN ELECTRIC [US]
- [IY] EP 0416542 A1 19910313 - HITACHI LTD [JP]
- [Y] FR 2943380 A1 20100924 - TURBOMECA [FR]
- [Y] CA 2696274 A1 20110911 - GEN ELECTRIC [US]
- [A] US 6514046 B1 20030204 - MORRISON JAY A [US], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 2607624 A1 20130626; EP 2607624 B1 20141217; ES 2531065 T3 20150310
DOCDB simple family (application)
EP 11194338 A 20111219; ES 11194338 T 20111219