Aerodynamic downwash definition

Aerodynamic downwash means the rapid descent of a plume to ground level with little dilution and dispersion due to alteration of background air flow characteristics caused by the presence of buildings or other obstacles in the vicinity of the emission point.
Sample 1Sample 2Sample 3

Examples of Aerodynamic downwash in a sentence

  • Aerodynamic downwash caused by buildings and structures in the vicinity of exhaust stacks can lead to an increase in ground level concentrations.

  • On the other hand, the best activity was obtained with the sample pretreated with hydrogen or with the sample pretreated with oxygen and exposed to light.

  • Aerodynamic downwash was simulated following EPA guidance, accounting for the influence of CHERC buildings and structures and the nearby Target Field.

  • The complete set of emission rates and stack parameters for these scenarios is shown in Table 4-18.Table 4-18 Summary of Source and Operational Information for the Energy Answers Fairfield Renewable Energy Facility 4.5.1.1.4 Downwash Aerodynamic downwash caused by buildings and structures in the vicinity of exhaust stacks can lead to an increase in ground level concentrations.

Related to Aerodynamic downwash

  • Biomass means the biodegradable fraction of products, waste and residues from biological origin from agriculture (including vegetal and animal substances), forestry and related industries including fisheries and aquaculture, as well as the biodegradable fraction of industrial and municipal waste;