The puff model describes the dispersion of trace constituents in the atmosphere, taking account of spatial and temporal variation in the dispersion conditions. Effects of heavy gases and nonlinear chemical reactions cannot be treated.
VDI 3945 Blatt 1-1996 Referenced Document
VDI 3782 Blatt 1-1992 Ausbreitung von Luftverunreinigungen in der Atmosphaere; Gausssches Ausbreitungsmodell fuer Luftreinhalteplaene
VDI 3782 Blatt 3-1985 Dispersion of air pollutants in the atmosphere; determination of plume rise