15
Aug 2006
In last month's modeling tip we discussed the emission rate and modeled output concentration, when modeling both single and multiple odor producing pollutants. In this tip we will discuss further how the correct units can be achieved in AERMOD and ISCST3, as well as how shorter term averaging periods can be calculated for odor concentrations.
15
Jul 2006
The mechanisms of odor dispersion in the atmosphere are the same as the dispersion of other pollutants. When modeling odor concentrations using the U.S. EPA AERMOD or ISCST3 models, there are a few considerations to be made.
15
Aug 2005
At some point, you may wish to convert concentrations in micrograms per cubic meter (µg/m3) to concentrations in parts per million (ppm) or parts per billion (ppb). For example, the ISC and AERMOD models generate output in µg/m3 while you may need results in ppm.
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