VITO – Flemish Institute for Technological Research AURORA model overview Koen De Ridder, Felix Deutsch, Karen Van de Vel, Peter Viaene, Jo Vliegen VITO – Flemish Institute for Technological Research
AURORA “Air Quality Modelling in Urban Regions Using an Optimal Resolution Approach” prognostic 3-D Eulerian atmospheric model developed at VITO meteorology generally from ARPS model (in POMI interpolation) employed in projects funded by EU, ESA, national & regional authorities
transport Arakawa C-grid advection ~ Walcek scheme diffusion ~ Crank-Nicholson deposition wet ~ rain water mixing ratio dry ~ resistance network (ra, rb, rc)
chemistry gas phase particulate matter CB-IV photolysis ~ shortwave radiation upgrade for isoprenes, terpenes particulate matter primary PM10 & PM2.5 gas-to-particle conversion ~ empirical relations
BUGS
GSE-PROMOTE
suggested improvements employ ‘light’ version of MADRID2/CACM account for NO2 in photolysis scheme % vegetation cover from satellite data rc exposure assessment validation with OMI, GOME-2, …
more info http://aurora.vito.be/ (under construction) http://www.cost728.org/ ( model inventory) http://air-climate.eionet.europa.eu/databases/ ( model documentation system)