摘要 |
<p>A cooling system (16) for a vehicle (1) with hybrid propulsion; the cooling system (16) is provided with a hydraulic circuit (17), inside which a cooling fluid flows, and has: a main branch (18), which carries out the cooling of a heat engine (5) and comprises at least a first pump (21) mechanically operated by the heat engine (5), and at least one radiator (20) which is hit by air when the vehicle (1) is moving; and a secondary branch (19), which is connected in parallel to the main branch (18) by means of a starting offtake (30) and an arrival offtake (31), has no heat exchangers of the water/air type, carries out the cooling of a reversible electric machine (8) which may be mechanically connected to the driving wheels (3), and of a first electronic power converter (13) which controls the electric machine (8), and comprises at least a second pump (32) electrically operated.</p> |