OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › General Topics › Particle – Wall Interaction › Reply To: Particle – Wall Interaction March 15, 2023 at 1:55 pm #7306 Henderson_CParticipant Dear Jan, Its unfortunate to hear that. Is there a way to change the particle parameters such as the acceleration or the position during the simulations using a certain function? Regards,