OpenLB – Open Source Lattice Boltzmann Code › Forums › on Lattice Boltzmann Methods › General Topics › LBM D3Q19 LID DRIVEN CAVITY INSTABILITY › Re: LBM D3Q19 LID DRIVEN CAVITY INSTABILITY January 30, 2015 at 11:58 am #2165 mathiasKeymaster Hi,rnrnOmega is quite small. I propose to try with smaler uMax, e.g. uMax=0.01.rnrnBest regardsrnMathias