The air volume of a fan is related to multiple factors, among which the main factors include the following:
1. Fan speed: The higher the fan speed, the more air it produces.
2. Number and shape of blades: The more blades a fan has, or the more reasonably designed the blade shape, the higher the fan’s airflow.
3. Blade angle: Adjusting the blade angle can affect the airflow of the fan. Generally speaking, the larger the blade angle, the greater the airflow.
4. Size and design of the fan: The larger the size of the fan, the larger the air volume generally. In addition, the design of the fan and the arrangement of the airflow channel will also have an impact on the air volume.
5. Driving power and efficiency: The greater the power required to drive the fan, the higher the air volume of the fan. Meanwhile, the efficiency of the fan will also affect the size of its airflow.
It should be noted that the above factors do not exist independently, they will influence each other and be limited by specific application scenarios and design requirements. Therefore, when selecting and designing fans, multiple factors need to be considered comprehensively to determine the required air volume.