(19)
(11) EP 1 878 985 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
24.02.2010 Bulletin 2010/08

(43) Date of publication A2:
16.01.2008 Bulletin 2008/03

(21) Application number: 07112181.8

(22) Date of filing: 10.07.2007
(51) International Patent Classification (IPC): 
F25B 47/02(2006.01)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 11.07.2006 KR 20060064719

(71) Applicant: LG Electronics Inc.
Seoul 150-721 (KR)

(72) Inventor:
  • Lee, Won Hee
    Seodaemun-gu 105-1004 Seoul (KR)

(74) Representative: Vossius & Partner 
Siebertstraße 4
81675 München
81675 München (DE)

   


(54) Air conditioning system and method of controlling the same


(57) Provided are an air conditioning system and a controlling method thereof. According to the system and method, frost on an outdoor heat exchanger can be removed while a heating mode operation is continuously performed, and power consumption can be reduced. Also, refrigerant of higher temperature than that of a heating mode is supplied to the outdoor heat exchanger to extend defrosting mode period.







Search report