1. A

    Levitate a ball. Fans and blowers. HELP, WHICH USE.

    Hi, I have a question about fans and fluid mechanics. I need to use a fan for my carreer final proyect and im not sure what kind of fan use here. ( i have doubts about wich fan to use, high airflow fans or high static pressure fans). My project consist in levitate a ball(or any aerodynamic...
  2. P

    Vertical Wind Tunnel and Selection of Fan(s)

    Hi, I will like to design this vertical wind tunnel (large nozzle) to shoot air out at 10 m/sec at the exit and a diameter of 8 ft. However I want to understand the following parameters. Does anyone know about this? and know how to calculate the following parameters ?: We want V2=10m/sec...