EP 4230844 A1 20230823 - STATOR ASSEMBLY FOR A GAS TURBINE AND GAS TURBINE COMPRISING SAID STATOR ASSEMBLY
Title (en)
STATOR ASSEMBLY FOR A GAS TURBINE AND GAS TURBINE COMPRISING SAID STATOR ASSEMBLY
Title (de)
STATORANORDNUNG FÜR EINE GASTURBINE UND GASTURBINE MIT DER STATORANORDNUNG
Title (fr)
ENSEMBLE STATOR POUR UNE TURBINE À GAZ ET TURBINE À GAZ COMPRENANT LEDIT ENSEMBLE STATOR
Publication
Application
Priority
- EP 23170966 A 20191104
- EP 19425077 A 20191104
Abstract (en)
A stator assembly (22) for a gas turbine comprising is provided with:• a stator ring (24), which extends about a longitudinal axis (A) and comprises an inner edge and an outer edge (29); the outer edge being provided with an annular groove (30); the annular groove (30) defining a leading wall (34) and a trailing wall (35); the trailing wall (34) being provided with an annular trailing radial face (36a) and with an annular trailing axial face (36b);• a plurality of stator vanes (25) radially arranged and coupled alongside one another to the outer edge (29) of the stator ring (24) so as to close the annular grove (30) and define an annular cooling channel (32);the stator ring (24) being provided with at least one trailing cooling hole (39) having an inlet (40) facing the annular cooling channel (32) and an outlet (41) arranged on the annular trailing radial face (36b).
IPC 8 full level
F01D 11/04 (2006.01); F01D 5/30 (2006.01); F01D 9/04 (2006.01); F01D 9/06 (2006.01); F01D 11/00 (2006.01)
CPC (source: CN EP)
F01D 5/3038 (2013.01 - EP); F01D 9/02 (2013.01 - CN); F01D 9/041 (2013.01 - CN); F01D 9/042 (2013.01 - EP); F01D 9/065 (2013.01 - EP); F01D 11/001 (2013.01 - EP); F01D 11/04 (2013.01 - EP); F05D 2220/32 (2013.01 - EP)
Citation (search report)
- [XAYI] US 2019211698 A1 20190711 - KIM DONG HWA [KR]
- [XY] JP H1026003 A 19980127 - HITACHI LTD
- [Y] US 2010008760 A1 20100114 - MORRIS MARK C [US], et al
- [Y] US 6481959 B1 20021119 - MORRIS MARK C [US], et al
- [A] DE 112015003047 T5 20170316 - MITSUBISHI HITACHI POWER SYS [JP]
- [A] US 9771820 B2 20170926 - JOHNSON RICHARD WILLIAM [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
DOCDB simple family (publication)
EP 3816405 A1 20210505; EP 3816405 B1 20230503; CN 112780358 A 20210511; EP 4230844 A1 20230823
DOCDB simple family (application)
EP 19425077 A 20191104; CN 202011216063 A 20201104; EP 23170966 A 20191104