Internal combustion engine with a cylinder block and crankcase, with a cylinder head and which have a cooling water circuit and method for the separate cooling of the cylinder block and crankcase and the cylinder head, with a cooling water circuit and a common cooling water pump

摘要

Internal combustion engine with a cylinder crankcase 2 and a cylinder head 3, with a cooling water circuit with a cylinder head 3 between an inlet opening 8 and an outlet opening 9 extending formed first cooling water duct and with a separately in the cylinder block and crankcase 2 between an inlet opening 10 and an outlet opening 11 extending second cooling water duct, which is designed and arranged in the cooling water circuit with a common cooling water pump 12, wherein a third cooling water duct 18 the outlet opening 9 of the first in the cylinder head 3 designed cooling water channel with the inlet opening of the cooling water pump 12 connects, in which a fourth cooling water duct 19 the outlet opening of the cooling water pump 12 to the inlet opening 10 of the second in the cylinder block and crankcase 2 cooling water channel is constructed for conveying the cooling water from the first into the second cooling water duct connects.