| 摘要 |
A cooling device (1) for an internal combustion engine, comprising an ebullient cooling system (10) in which a coolant brought to boiling in an internal combustion engine (11) cools the internal combustion engine, and a Rankine cycle system (20) that has a superheater (50), a turbine (60), and a condenser (80), said cooling device (1) characterized in that the Rankine cycle system comprises a supply passage (110j) that supplies a liquid-phase coolant discharged from the condenser to a turbine shaft part (62), and a coolant supply part (84) is supplied with the coolant from the condenser and is placed higher in the direction of gravity than the turbine shaft part. |
