(19)
(11) EP 4 548 018 A1

(12)

(43) Date of publication:
07.05.2025 Bulletin 2025/19

(21) Application number: 22948461.3

(22) Date of filing: 30.06.2022
(51) International Patent Classification (IPC): 
F24F 11/00(2018.01)
F25B 49/02(2006.01)
(52) Cooperative Patent Classification (CPC):
F24F 2110/10; F24F 3/153; F24F 2110/20; F24F 11/86; F25B 49/02; F25B 6/02; F25B 2600/0253; F25B 2600/2513; F25B 2700/197; F25B 2700/21172; F25B 2700/21173
(86) International application number:
PCT/CN2022/102640
(87) International publication number:
WO 2024/000348 (04.01.2024 Gazette 2024/01)
(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
Designated Validation States:
KH MA MD TN

(71) Applicant: Trane International Inc.
Davidson, NC 28036 (US)

(72) Inventors:
  • WILLHITE, Joel A.
    Memphis, Tennessee 38119 (US)
  • ZHOU, John Q.
    Onalaska, Wisconsin 54650 (US)
  • LUO, Wei
    Shanghai 201615 (CN)
  • BOWERS, Chad Daniel
    Adams, Tennessee 37010 (US)
  • LIANG, Min Kevin
    Lynn Haven, Florida 32444 (US)
  • GRUBB, Justen
    Cunningham, Tennessee 37052 (US)
  • LIUDAHL, Lane A.
    Holmen, Wisconsin 54636 (US)

(74) Representative: Haseltine Lake Kempner LLP 
One Portwall Square Portwall Lane
Bristol BS1 6BH
Bristol BS1 6BH (GB)

   


(54) COMPRESSOR STAGING CONTROL ARCHITECTURE FOR HOT GAS REHEAT SYSTEMS