PHA Process Hazard Analysis

A vessel containing refrigerated LPG develops a leak; the leaking LPG finds a source of ignition and ignites, creating a fire, the causes damage to some equipment.

• The LPG in storage

• The leak of LPG

• The resulting fire

• The damage

Which of the below is a Physical hazard?

• Methane gas

• Stabilized crude oil

• Electricity

• All of the above

Which of the followings is not a GOAL of Hazard Identification study?

• Completeness

• Structure

• Auditability

• Automation

Which is not a PHA Method?

• HAZOP

• Design Review

• FTA

• What-if

Risks are generally represented on Risk ...

• Matrices

• Tables

• Spreadsheets

• Checklists

Which is NOT a step in Scenario Development?

• Consequence Analysis

• Likelihood Analysis

• Automation of the system

• All are steps of Scenario Development

What are the two axes of the Risk Matrix?

• Severity and Likelihood

• Cause and Consequence

• Likelihood and Cause

• None of the Above

Which one is NOT a type of consequence?

• Environmental

• Financial

• HSE

• Process safety

During HAZOP the team looks for ... from the design intent

• Devitations

• Distractions

• Checking

• Limitations

What does LPG stand for?

• Light Petroleum Gas

• Liquefied Petroleum Gas

• Liquefied Natural Gas

• None of the above