The function of the vehicle cooling system is to distribute part of the heat absorbed by the heated parts in time to ensure that the engine works in the most suitable temperature state. Cooling fan is an important part of the vehicle cooling system, the performance of the fan directly affects the cooling effect of the engine, and then affects the performance of the engine.
If the fan is not selected properly, it will lead to insufficient or excessive cooling of the engine, resulting in the deterioration of the engine working environment, which in turn affects the performance and service life of the engine.
In addition, the power consumed by the fan accounts for about 5% to 8% of the engine output. In the pursuit of environmental protection and low energy consumption, the fan is also attracting increasing attention.