Kühlsystem für eine Brennkraftmaschine

• Main Authors: Berger, Robert, Timm, Jens, Varga, Zsolt, Blaindorfer, Gerd
• Format: Patent
• Language: German
• Published: 25.08.2022
• Subjects: ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES; BLASTING; COMBUSTION ENGINES; COOLING OF INTERNAL-COMBUSTION ENGINES; COOLING OF MACHINES OR ENGINES IN GENERAL; CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ENGINE PLANTS IN GENERAL; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; WEAPONS

The invention relates to a cooling system (100) for an internal combustion engine (20), comprising a cylinder head (21), a cylinder block (22) and multiple cylinders (23), wherein at least one head cooling casing (K) is provided, which is arranged in the cylinder head (21) and is fluidically connected to at least one coolant inlet (1) and at least one head coolant outlet (10), and in the cylinder block (22), an upper block cooling casing (11) is provided adjacent to the cylinder head (21) and a lower block cooling casing (15) is provided on a side of the upper block cooling casing (11) facing away from the cylinder head (21), wherein the upper block cooling casing (11) is/can be fluidically connected to a first block coolant outlet (14) and the lower block cooling casing (15) is/can be fluidically connected to a second block coolant outlet (17), and the lower block cooling casing (15) and/or the upper block cooling casing (11) are/can be fluidically connected to the head cooling casing (K) via at least one fluid connection channel (8a, 16, 29), wherein the head coolant outlet (10), the first block coolant outlet (14) and the second block coolant outlet (17) are each assigned a switchable valve element (25, 26, 27) for controlling the coolant flow through the cooling system (100).