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...
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INSIGHT CATEGORIES
Process safety and SIL
- 3 min
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...
- 5 min
Tailoring HAZOPs for Batch Processes
Many different sectors, such as the chemical, fertilizer, and manufacturing industries apply batch processes. For batch processes...
- 5 min
Process HAZOP - The essentials that you need to understand
Process HAZOPs can be traced back to the 1960s to analyze complex chemical process systems. The process HAZOP was further recognized as a...
- 3 min
BOPS (Subsea Blowout Preventers) and the application of IEC 61511
Over time, complexity and redundancy in BOPs stack functions have increased. This has been done to improve BOP functionality and reduce...
- 2 min
Process Safety in ORS
Any process that handles hazardous substances has the potential for a loss of containment event that could lead to a significant...
- 2 min
Careful preparation is a key to a successful LOPA
Layers of Protection Analysis (LOPA) is a method applied to determine the adequacy of independent protection layers and the required...
- 5 min
What is Functional Safety Management? - A Short Introduction
To ensure process safety, you must understand functional safety management. However, that can be difficult. The world of industrial risk...
- 3 min
Linking HAZOP and SIL for Well Intervention & Workover Systems
The ORS approach to linking HAZOP and SIL Hazard and Operability (HAZOP) is a hazard analysis method where you identify hazards and...
- 4 min
Monitoring of SIF performance beyond useful lifetime
This article is a summary of Gulay Basova's ongoing MSc thesis at the University of Stavanger on the topic of evaluation of SIS...
- 2 min
What Works and Does Not Work – Vendor Package HAZOPs
Have you been to a Vendor Package HAZOP which ended up being a waste of time for all stakeholders? Delivering hundreds of HAZOPs in...
- 3 min
How to get the most out of online risk assessment workshops
As a result of the ongoing COVID-19 outbreak, ORS has facilitated multiple online multidisciplinary risk assessment workshops, such as...
- 6 min
Functional Safety Assessment and the Lessons Learned from Them - Safety Requirements
Over the last few years, ORS has conducted multiple Functional Safety Assessments (FSAs). These have been for new development projects,...
- 5 min
Lessons learned from FSA
Over the last few years, ORS has conducted multiple Functional Safety Assessments (FSAs) for major greenfield projects, brownfield...
- 7 min
Quantifying uncertainties in LOPA
A LOPA (Layers of Protection Analysis) is a semi-quantitative (order of magnitude) study to be performed with an inherently conservative...
- 2 min
Sikkerhetsinstrumenterte systemer i drift
Driftsfasen for et sikkerhetsinstrumentert system strekker seg ofte over flere år. Selv om denne fasen er minst like viktig som...
- 6 min
SIS lifecycle management planning and the importance of it
Most facilities in the process industry adapt to IEC 61511:2016, outlining requirements for lifecycle management of Safety Instrumented...
- 2 min
Layer of protection analysis (LOPA) – guidance in use of numerical data
ORS Consulting and Tapora System Safety have, on behalf of Sweden’s foremost association for process safety IPS (Intressentföreningen för...
- 10 min
Getting the full benefits of a Hazard and Operability Study (HAZOP)
A Hazard and Operability Study (HAZOP) is a well-known risk analysis technique. It can be applied in any industry but is most widely used...
- 1 min
High Integrity Pressure Protection Systems (HIPPS)
High integrity pressure protection systems (HIPPS) are utilized where traditional methods of pressure relief with a mechanical device are...
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