Cordero, G. O.

Techint Engineering & Construction, Buenos Aires, Argentina

Built-up backpressure at the outlet flange of a pressure relief valve

Cordero, G. O., Techint Engineering & Construction

Even for pressure relief valves (PRVs) discharging directly to the atmosphere through short tailpipes, API 520 Part 11 warns that choked flow may develop at the outlet flange, resulting in high backpressure.

An improved experimental correlation for Darcy friction factor

Cordero, G. O., Techint Engineering & Construction

The pressure drop estimate may be on the unsafe side when using the traditional Moody chart