Environment & Safety Gas Processing/LNG Maintenance & Reliability Petrochemicals Process Control Process Optimization Project Management Refining

Cordero, G. O.

Techint Engineering & Construction, Buenos Aires, Argentina

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

Techint Engineering & Construction: Cordero, G. O.

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

Techint Engineering & Construction: Cordero, G. O.

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

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