Name | TNO flash fraction equation |
---|---|
Property | Flash Fraction |
Type | Function |
Function |
|
Validity Conditions | State of Matter: Gas; Storage Condition: Pressure; Storage State: Liquid |
Precedence | 1 |
Disabled | No |
References | U.S. EPA, "Risk Management Program Guidance for Offsite Consequence Analysis", 1999 |
Notes | See U.S. EPA (1999), equation D-37 (section D.11, page D-24). The equation is based on the TNO document, Methods for the Calculation of the Physical Effects of Escape of Dangerous Material (1980), Chapter 4, "Spray Release". Weight fraction of vapor before expansion is assumed to be 0. |
Access | Public |
Risk Assessment | Natural Hazards | Industrial Plants | Scientific | Users |