(19)
(11) EP 2 784 327 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
22.04.2015 Bulletin 2015/17

(43) Date of publication A2:
01.10.2014 Bulletin 2014/40

(21) Application number: 13174085.4

(22) Date of filing: 27.06.2013
(51) International Patent Classification (IPC): 
F04D 29/16(2006.01)
 F04D 29/28(2006.01)
(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

(30) Priority: 25.03.2013 KR 20130031410

(71) Applicant: Doosan Heavy Industries & Construction Co., Ltd.
Gyeongsangnam-do 641-792 (KR)

(72) Inventor:
  • Kim, Kyung Kook
    305-772 Daejeon (KR)

(74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB 
Leopoldstraße 4
80802 München
80802 München (DE)

   


(54) Centrifugal compressor


(57) Disclosed is a centrifugal compressor capable of minimizing leakage of fluid while realizing high aerodynamic performance in the process of compressing the fluid. The centrifugal compressor includes an impeller (100) having blades (120), a housing (200) formed with an inlet (220) and an outlet (230), a sealing unit (300) disposed adjacent to one of the inlet (220) and the outlet (230), and a partial shroud (310) disposed adjacent to the sealing unit (300) and formed at one of the inlet (220) and the outlet (230) to partially surround outer peripheral portions of outer ends of the blades (120).







Search report









Search report