Technical Specs

Screening Air Dispersion Model for AERMOD

SYSTEM REQUIREMENTS

This product is a Microsoft Windows-based program that can be installed in the following Windows operating systems:

  • 32-bit and 64-bit Operating Systems
  • Windows 10
  • Windows 8 & 8.1

Minimum requirements:

  • An Intel Pentium 4 processor (or equivalent) or higher
  • At least 2 GB of available hard disk space
  • 1 GB of RAM (2 GB recommended)

TECHNICAL SPECIFICATIONS


AERSCREEN View is an interface for the AERSCREEN US EPA air dispersion model. See below technical specifications for this model:

AERSCREEN
ParameterDescription
Model NameAERSCREEN
Developed ByUnited States Environmental Protection Agency (US EPA)
Model TypeSteady-state Gaussian plume screening-level air dispersion model (interfaces with the AERMOD model)
RangeUp to 50km from the source
Atmospheric Stability ModelPlanetary boundary layer theory, turbulence scaling concepts
Release TypesBuoyant or neutrally buoyant plumes
Emissions TypesConstant or planned or fugitive
Atmospheric ChemistryNOX to NO2 (OLM and PVMRM methods)
Source TypesPoint, area, volume, flare*
MeteorologySite-specific matrix of meteorological conditions generated by MAKEMET
TerrainFlat or elevated terrain preprocessed by AERMAP model
ReceptorsAutomatically-generated receptor array out to user-defined maximum downwind distance and up to 10 discrete receptor distances
Other OptionsBuilding downwash modeled by BPIP-PRIME
Regulatory StatusPreferred US EPA regulatory model for near-field applications