Property Estimator
| Name | Distance to 1 psi overpressure for VCE (TNT-equivalency method) |
|---|---|
| Property | Endpoint Distance |
| Type | Function |
| Function | |
| Unit | m |
| Validity Conditions | Substance Type: Flammable; Damage State (Flood): ∅; Vapor Cloud Explosion Model: TNT Equivalency; Fire/Explosion Event: Vapor Cloud Explosion; Endpoint Overpressure: 1 psi |
| Precedence | Auto |
| Disabled | No |
| References | U.S. EPA, "Risk Management Program Guidance for Offsite Consequence Analysis", 1999 |
| Notes | See U.S. EPA (1999), Equation C-1 (section C-1, page C-1). The equation is based on TNT-equivalency method. Original reference is CCPS (1994). Heat of explosion of trinitrotoluene (TNT) is taken as 4680 kJ/kg. The factor 17 is a constant associated with 1.0 psi overpressure. |
| Access | Public |
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