(19)
(11) EP 3 227 549 A1

(12)

(43) Date of publication:
11.10.2017 Bulletin 2017/41

(21) Application number: 15804864.5

(22) Date of filing: 24.11.2015
(51) International Patent Classification (IPC): 
F02M 51/06(2006.01)
F02M 61/16(2006.01)
 F02D 41/20(2006.01)
H01L 41/04(2006.01)
(86) International application number:
PCT/FI2015/050816
(87) International publication number:
WO 2016/087710 (09.06.2016 Gazette 2016/23)
(84) Designated Contracting States:
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 States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 04.12.2014 FI 20146068

(71) Applicant: Wärtsilä Finland Oy
65380 Vaasa (FI)

(72) Inventors:
  • OJANPERÄ, Antti
    65100 Vaasa (FI)
  • JUPPO, Pasi
    65100 Vaasa (FI)

(74) Representative: Berggren Oy, Helsinki & Oulu 
P.O. Box 16 Eteläinen Rautatiekatu 10A
00101 Helsinki
00101 Helsinki (FI)

   


(54) CONTROL METHOD AND ARRANGEMENT FOR FUEL INJECTOR AND METHOD FOR UPGRADING CONTROL ARRANGEMENT