Part of the EU-ITN Smartincs project on self healing concrete, is a big topic dealing with modelling strategies for self healing of concrete. ESR5, Sina Sayadi Moghadam is visiting Delft for 4 months.
Today Sina and Shan He (ESR8) are discussing discrete element models together with Ze Chang
source: https://www.erikschlangen.net/763611_modelling-discussion-for-smartincs