By Robin L. Dennis (auth.), Sven-Erik Gryning, Francis A. Schiermeier (eds.)
Role of Atmospheric types in pollution coverage and AbatementStrategies: Multipollutant Modeling and coverage: Dressing the Emperor and warding off fake Paradigms; R.L. Dennis. Meteorological points of Ozone Episodes in Southern Ontario: A Mesoscale version research; R.S. Tangirala.Integrated local Modeling: Meteorological Modeling in Sydney, Australia: Case learn of Smog occasion; P.J. Hurley, et al. Lake Breezes and Their influence on Groundlevel Ozone delivery over Southwestern Ontario and Southeastern Michigan; D.M.L. Sills, P.A.Taylor.Global and Longrange Transport: Sulfur Deposition in Asia: An evaluation of the current state of affairs and destiny situations; G.R.Carmichael, R.L. Arndt. the ecu lengthy variety Tracer scan (ETEX): initial evaluate of version Intercomparison workout; G.Archer, et al.New Developments: Mesoscale Modeling of Clouds and Aerosol debris; A.I. Flossmann.Accidental Releases: Validation of a mixture of 2 types for Longrange Tracer Simulations; J.Brandt, et al.Model overview and Verification: pollution in Coastal towns; D.G. Steyn.Poster Session: Use of the UB/NMC version for the Simulation of the Lifecycle of Chernobyl Radioactive Cloud; M.Dacic, B. Telenta. seventy four extra articles. Index.
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The large scale boundary concentrations for N0 2 and ozone on the coarse grid were derived from results of simulations with the LOTOS model . The necessary emission input data for the coarse and the fine grid dispersion simulations were derived from suitable inventories prepared al the Universities of Stuttgart and Karlsruhe, respectively [7,8]. The coarse grid domains for both wind field and pollutant dispersion calculations, the fine grid domain and the locations of the cities of Heilbronn (HNN), Neckarsulm (NEC) and Schwäbisch Hall (SHA) are shown in Figure I.
The coarse grid domains for both wind field and pollutant dispersion calculations, the fine grid domain and the locations of the cities of Heilbronn (HNN), Neckarsulm (NEC) and Schwäbisch Hall (SHA) are shown in Figure I. 29 Additional dispersion simulations were performed for the hypothetical case of no emission reductions during the period of the experiment in an attempt to quantify the effectiveness of the emission reduction interventions. SIMULAnON RESUL TS In the following, selected results of the simulations with the EZM are presented and compared with observations.
30% 25% 20% 15% 10% 5% Figure 2. Reduction effects of the scenarios which were examined on the VOC respectively NO" emissions in per cent of total emissions. VALIDATION OF MODEL RESULTS Concerning validation ofthe model resuIts it has to be distinguished between resuIts of the meteorological and of the photochemical model. As mentioned above the database for the meteorologicaI model was rather poor. Therefore on so me days significant differences were found between the observed and the calculated wind field.
Air Pollution Modeling and Its Application XI by Robin L. Dennis (auth.), Sven-Erik Gryning, Francis A. Schiermeier (eds.)