… have demonstrated that the emissions of the planned installation will not cause permitted levels of pollutants in ambient air to be exceeded. In Germany, the … to as Lagrange particle dispersion model. Unlike the Gaussian models commonly used elsewhere, this flexible modelling procedure produces realistic results even …

… the Federal Environment Agency provides public reference solutions. They can be used both for practical applications and for checking other programs that are … Luft. Current program versions: BESTAL 1.3.0 (26.11.2025) AUSTAL 3.3.0 (22.03.2024) User hotline (for technical questions or problems): See contact details on the right …

… out the calculation? BESMAX only performs the calculation if the original flag library is available. Check that you have downloaded the flag library in full, … in the vicinity of a tall chimney if the mesh size is very small, as is usually used to improve the resolution of buildings: The model then records a sharply …