(19)
(11)EP 2 334 987 A1

(12)

(43)Date of publication:
22.06.2011 Bulletin 2011/25

(21)Application number: 09788719.4

(22)Date of filing:  25.02.2009
(51)International Patent Classification (IPC): 
F23R 3/34(2006.01)
F23N 1/00(2006.01)
F23D 11/38(2006.01)
(86)International application number:
PCT/US2009/001173
(87)International publication number:
WO 2010/027383 (11.03.2010 Gazette  2010/10)
(84)Designated Contracting States:
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 SE SI SK TR
Designated Extension States:
AL BA RS

(30)Priority: 08.09.2008 US 205963

(71)Applicant: Siemens Energy, Inc.
Orlando, FL 32826-2399 (US)

(72)Inventor:
  • RYAN, William R.
    Oviedo Florida 32765 (US)

(74)Representative: McGowan, Nigel George 
Siemens AG Postfach 22 16 34
80506 München
80506 München (DE)

  


(54)METHOD AND SYSTEM FOR CONTROLLING FUEL TO A DUAL STAGE NOZZLE