One
After selecting this Calculation Type, enter information for the Area of Leak, Gauge Pressure — which will give you the Gas Flow Rate value — then enter the Number of Minutes Released and select the Recalculate Button 
to give you the Total Vapor Released value. Then select the Save Button 
.
The Calculations grid will list the added Calculation. The first column shows the Calculation Type.
| field | description |
|---|---|
| Calculation Type | The Calculation Type selected: Gas Release, Irregular Opening (Ammonia) |
| Area of Leak (inches2) | Enter the area of the leak |
| Gauge Pressure (psig) | Enter the gauge pressure |
| Number of Minutes Released | Enter how long (in minutes) the leak has been going |
| Recalculate | Select this after you have entered the information above. Then select the Save Button . |
| Gas Flow Rate (lbs./min.) | Calculated from the Area of Leak and Gauge Pressure |
| Total Vapor Released (lbs.) | Calculation of the total vapor released (.lbs) |
| Formula Used | Lists the formula used to calculate the Total Vapor Released |
Related Topics
Incident Investigation Calculations
Incident Investigation Calculation Types
II Calculation Type: Gas Release, Round Opening (Ammonia)
II Calculation Type: Liquid Release, Irregular Opening (Ammonia)
II Calculation Type: Liquid Release, Round Opening (Ammonia)
II Calculation Type: Room Level, PPM to lbs. (Ammonia)
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