Hazard Analysis supports ZVEI Particle Classes with batch calculations.

You can define and modify the particle classe grouping in the select grouping dialog with options to add, remove or modify the distance classes:

The Results show you the area of current particle class and compare it imidiatly with the last result (1 + 2). The result class is selectable in an drop down to view specific results (3).

In the bottom line is a compare between the current result and the last one (overlappings removed), see 4: