EP 3368748 B1 20190911 - METHOD FOR INTRODUCING AN INTENTIONAL MISTUNING IN A BLADED DISC OF A TURBOMACHINE
Title (en)
METHOD FOR INTRODUCING AN INTENTIONAL MISTUNING IN A BLADED DISC OF A TURBOMACHINE
Title (de)
VERFAHREN ZUM ABSICHTLICHEN VERSTIMMEN EINER BESCHAUFELTEN SCHEIBE EINER TURBOMASCHINE
Title (fr)
PROCÉDÉ POUR INTRODUIRE UN DÉSACCORDAGE VOLONTAIRE DANS UNE ROUE AUBAGÉE DE TURBOMACHINE
Publication
Application
Priority
- FR 1560326 A 20151028
- FR 2016052819 W 20161028
Abstract (en)
[origin: WO2017072469A1] The present invention relates to a method (100) for intentionally mistuning a turbine blade of a turbomachine (10), by providing raised portions (31) or slots (32), the position of which is calculated on the basis of a vibration analysis of the disk (steps a) to d)).
IPC 8 full level
F01D 5/10 (2006.01)
CPC (source: EP RU US)
F01D 5/10 (2013.01 - EP RU US); F01D 5/16 (2013.01 - RU); F01D 25/04 (2013.01 - RU); F05D 2220/32 (2013.01 - US); F05D 2260/96 (2013.01 - EP US)
Citation (examination)
US 2015292337 A1 20151015 - GENTILE DAVID P [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)
WO 2017072469 A1 20170504; BR 112018008624 A2 20181030; BR 112018008624 B1 20221122; CA 3003396 A1 20170504; CA 3003396 C 20180731; CN 108350744 A 20180731; CN 108350744 B 20190412; EP 3368748 A1 20180905; EP 3368748 B1 20190911; FR 3043131 A1 20170505; FR 3043131 B1 20171103; JP 2019500531 A 20190110; JP 6438630 B1 20181219; RU 2689489 C1 20190528; US 10267155 B2 20190423; US 2018313216 A1 20181101
DOCDB simple family (application)
FR 2016052819 W 20161028; BR 112018008624 A 20161028; CA 3003396 A 20161028; CN 201680063703 A 20161028; EP 16806240 A 20161028; FR 1560326 A 20151028; JP 2018522041 A 20161028; RU 2018119198 A 20161028; US 201615772011 A 20161028