(19)
(11) EP 2 395 289 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
05.06.2013 Bulletin 2013/23

(43) Date of publication A2:
14.12.2011 Bulletin 2011/50

(21) Application number: 11004707.3

(22) Date of filing: 09.06.2011
(51) International Patent Classification (IPC): 
F24D 19/10(2006.01)
F24D 19/00(2006.01)
F24H 9/12(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: 10.06.2010 DK 201000503

(71) Applicant: Danfoss A/S
6430 Nordborg (DK)

(72) Inventors:
  • Hartmann, Michael
    63526 Erlensee (DE)
  • Jedrzejewski, Mariusz
    71-693 Szczecin (PL)
  • Osojnik, Matjaz
    1000 Ljubljana (SI)

   


(54) Method to regulate a one-pipe heat supply system


(57) Method to control the flow rate and of a heat exchanging fluid medium to a riser in a one-pipe system being a typical pipe set up in for example building cooperatives for supplying heat to the radiators of the flats. The method being to regulate the temperature of the supplied heat exchanging fluid medium in response to changes in external parameters (temperature) and the flow rate in response to the temperature of the heat exchanging fluid medium in an return line.







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