Ansys Learning Forum › Forums › Discuss Simulation › Fluids › Negative cell volume detected/floating point exception in water entry simulation › Reply To: Negative cell volume detected/floating point exception in water entry simulation
May 25, 2024 at 10:05 pm
Simon
Subscriber
Adaptive time was used, and the time step was set between 1E-8 and 1E-12 with the initial time step of 1E-10. The sphere and overset mesh have an initial -Y velocity of 2 m/s though, set by 6DOF.