Patent ID: 11898487
Assignee: WEICHAI POWER CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 5:
6. An engine cooling method, which is applied to the engine cooling system according to claim 1, and which comprises the following specific steps:
acquiring a current first temperature value of the lower water jacket of the cylinder head;
if the current first temperature value of the lower water jacket of the cylinder head is smaller than a first set temperature value, then controlling the lower water storage chamber of the engine body to be communicated with the upper water storage chamber of the engine body; and
if the current first temperature value of the lower water jacket of the cylinder head is larger than a second set temperature value which is larger than the first set temperature value, then controlling the upper water storage chamber of the cylinder head to be communicated with the upper water storage chamber of the engine body.