ORS CONSULTING

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QRA Modelling of Domino Effects for Onshore Process Plants

In this article: What is a domino effect? Modelling the domino effect for onshore plants Conclusion SEVESO II Directive states that...

Full guide for ATEX Assessments

In this article: Introduction to ATEX Hazardous areas and ATEX zones Classification and calculation of the extent of zones Conclusion...

Loss of containment QRA modeling

In this article: Planning Information gathering (system description) HAZID Frequency analysis Consequence analysis Risk integration...

What is the difference between the Process Safety Time and the SIF Response Time?

In this article: Introduction What is the ‘Process Safety Time’ and the SIF Response Time? Which one should you use? How to calculate the...

Re-HAZOP and Modification HAZOP: Understanding the differences and when to use each methodology.

In this article: What is a Modification HAZOP? Pitfall with modification HAZOP What is a Re-HAZOP? What triggers a Re-HAZOP? Necessary...

ORS Consulting acquires RCLD in Aberdeen

ORS Consulting (ORS), a Scandinavian industrial risk management advisory with offices in Norway, Sweden, and Denmark, has acquired a...

HAZOP vs HAZID – when is one more useful than the other?

Process Hazard Analysis (PHA) – Introduction to HAZOP and HAZID Process Hazard Analyses (PHAs) are commonly used for analyzing industrial...

Essentials of Pressure Safety Valve (PSV) sizing

Despite safety precautions in design and operation, equipment failure, human error, control loop failure, external events etc. can lead...

Tailoring HAZOPs for Batch Processes

Many different sectors, such as the chemical, fertilizer, and manufacturing industries apply batch processes. For batch processes...

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