• Published: 25 Jun 2015
  • Incident ID: 3717

Gas release from pressure control valve/pressure regulator

Cause & Consequence

  • Uncontrolled release of a flammable gas or liquid
Incident Consequence
Hydrocarbon release

Incident Location

Fixed Installation

Incident Activity

Production operations

Specific Incident Equipment

Electrically heated pressure control valve

Lessons Identified

Should the diaphragm within the PCV fail, the result is a release to atmosphere via a vent on the valve. The manufacturer’s guidance does not state that this is the case.

Incident Recommendations

PCV’s on HC systems should be checked to ensure any vents are located to safe areas.

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