Bubbles/Particles

Output bubbles/particles controls how particle and bubble data are written, including output down-selection, exit tracking, and customized write intervals for efficient, targeted post-processing.

../../_images/output-particles-bubbles.png

Output Panel

General

Down Selection

Use this parameter to down-select particle output to every Nth particle.

Exit Statistics

Exit Down Selection

Track and report exit statistics for particles when they leave the domain.

Slice Down Select Enabled

Slice Down Selection Override

Text.

Enable Particle Writes Config

Customize the write interval for particles/bubbles. This will override the default slice/volume write intervals.

Write Interval

f(t), s | Text.

Start Time

s | Text.

Output

Particle Dynamics

▢ Velocity Vector [m/s]

▢ Velocity Magnitude [m/s]

▢ Acceleration [m/s^2]

▢ Slip Velocity [m/s]


Local Fluid Properties

▢ Resolved Strain Rate [1/s]

▢ Resolved Strain Rate Tensor [1/s]

▢ Total Kinetic Energy [J/kg]

▢ Time-Averaged Turbulent Kinetic Energy [J/kg]

▢ Energy Dissipation Rate [W/kg]

▢ Particle Volume Fraction [-]

▢ Time-Averaged Particle Volume Fraction [-]


Particle Mass Transfer

▢ Specific Surface Area [1/m]

▢ Time-Averaged Specific Surface Area [1/m]

▢ Particle kLa [m^3/s]

▢ Local kLa [1/s]

▢ Time-Averaged Local kLa [1/s]


Particle Properties

▢ Diameter [m]

▢ Time Added [s]

▢ Origin ID

▢ Paticle ID

▢ Number Scale [-]


Particle Collision and Breakup

▢ Time Since Particle Collision [s]

▢ Time Since Moving Body Collision [s]

▢ Time Since Static Body Collision [s]

▢ Time Since Breakup [s]

▢ Time Since Coalescence [s]


Particle Scalars

[-]


Particle Variables

[-]

Output