US 12,410,954 B2
Oil management for dual compressor modulation
Lok Sudhir Katikala, Telangana (IN); Ashalatha Kapa, Telangana (IN); and Ashoka Thimma Reddy, Telangana (IN)
Assigned to CARRIER CORPORATION, Palm Beach Gardens, FL (US)
Filed by Carrier Corporation, Palm Beach Gardens, FL (US)
Filed on Dec. 16, 2022, as Appl. No. 18/083,041.
Claims priority of provisional application 63/291,723, filed on Dec. 20, 2021.
Prior Publication US 2023/0194135 A1, Jun. 22, 2023
Int. Cl. F25B 41/20 (2021.01); F25B 31/00 (2006.01)
CPC F25B 41/20 (2021.01) [F25B 31/002 (2013.01); F25B 2400/061 (2013.01); F25B 2400/0751 (2013.01); F25B 2500/16 (2013.01); F25B 2600/2515 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An air conditioning system comprising:
a first compressor;
a second compressor arranged in parallel with the first compressor, wherein the first compressor has a first configuration and the second compressor has a second configuration different from the first configuration; and
a valve arranged upstream from both the first compressor and the second compressor relative to a flow of a fluid, the valve being operable to selectively supply the fluid to the first compressor, the second compressor, or both the first compressor and the second compressor.