Patent ID: 11679642

Abstract:
The invention relates to a circuit (1) for coolant (47) comprising a main duct (3), a first branch (4), a second branch (5) and a third branch (25), the main duct (3) comprising a compression device (2) and a main heat exchanger (8) arranged to be traversed by an external air flow (EF), the first branch (4) comprising a first heat exchanger (13) thermally coupled to a loop (14) for heat transfer liquid (48) and an accumulation device (15), the second branch (5) comprising a second heat exchanger (17), the third branch (25) comprising a third heat exchanger (26), characterised in that the first branch (4) and the second branch (5) are parallel and meet at a convergence point (6), the first branch (4) and the third branch (25) meet at a first junction point (19). Application to motor vehicles.