VCE Example - Butane Vapour Cloud
In a previous post I worked through estimating the airborne quantity of butane due to a leak from a storage sphere. That example stopped at estimating the to...
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Worst Case Meterological Conditions
In a previous post I modeled an example of a plume from an elevated stack. In that example I assumed very stable conditions and a low windspeed – pasquill st...
Air Dispersion Example - Stack Emissions
This is an interesting example that came up in conversation with another engineer related to a construction project happening at an existing facility. Imagin...
Compressible Flow Example - Sizing a goose neck vent
When determining the required venting for aboveground storage tanks it is typical to calculate normal and emergency vent rates using standards such as API 20...
Chemical Release Screening Example - Butane leak
A routine practice of process safety is to model scenarios for different chemiccal hazards present at a plant. Often there are more plausible scenarios than ...