Custom granular input files in DPM
 

https://z1.wzznft.com/i/2024/03/25/icftp8.png
In the settings of the injection of the DPM, a custom file is used to enter the initial position of the particle. what does the mass flow mean here, or how is the mass flow rate of particles calculated in DPM?It's been bothering me for a long time.