Search International and National Patent Collections

1. (WO2015118274) SYSTEM FOR THE EMERGENCY STARTING OF A TURBOMACHINE

Pub. No.:    WO/2015/118274    International Application No.:    PCT/FR2015/050290
Publication Date: Fri Aug 14 01:59:59 CEST 2015 International Filing Date: Sat Feb 07 00:59:59 CET 2015
IPC: F01D 19/00
F02C 3/16
F02C 7/262
F02C 7/272
F42B 3/04
Applicants: SAFRAN HELICOPTER ENGINES
Inventors: BESSE, Jean-Louis, Robert, Guy
Title: SYSTEM FOR THE EMERGENCY STARTING OF A TURBOMACHINE
Abstract:
The invention relates to a system for the emergency starting of a turbomachine, characterized in that it comprises a spinner for driving the turbomachine, said spinner comprising a drum (2) secured to a rotation shaft (3), the axes of symmetry (LL) of the drum (2) and of the shaft being coincident, the spinner further comprising at least one gas ejection nozzle (4) positioned at the periphery of the drum (2) and oriented more or less tangentially with respect to the rotation about said axis (LL) and a pyrotechnic gas generating device carried on board the spinner and supplying said at least one nozzle (4), said emergency start system further comprising a support in which the shaft of the spinner rotates and a volute housing for recovering the gases, radially surrounding the spinner and secured to said support.