Learn From Experience

Metrics provide direct feedbacks on the workings of RBPS systems, and leading indicators provide early warning signals of ineffective process safety results. Organizations must use their mistakes and those of others as motivation for action and view as opportunities for improvement.

Bhopal 30 Years Later

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
On the early morning of December 3rd 1984 a large release of methyl isocyanate (MIC) gas occurred in a pesticide production plant located in Bhopal,...

Planning Early for Compressor Surge Avoidance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Compressor stations are installed at regular interval to drive the flow of gas in a pipeline. The principal component of the compressor station is...

Fire from the Cascading Failure of an Oxygen Supply System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
This paper discusses the investigation, findings, and root cause analysis of a fire due to the loss of oxygen containment in an ethylene oxide...

Huaa...When Local Learning and Casual Sharing Is Not Enough

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
As a consequence of the Deepwater Horizon blowout and explosion, Bhopal and Piper Alpha, we have the PSM standard and SEMS rule. This helps ensure...

Developing Credible Scenarios for a PHA

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
OSHA’s Compliance Guidelines and Recommendations for the PSM Standard states “A PHA is an organized and systematic effort to identify and analyze the...

Consequence Modeling of Dynamic Source Terms

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
While several dispersion modeling tools provide modeling tools for static situations, it is challenging to model conditions when there are several...

Modelling Liquid Fuel Cascades with Open Foam

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
Modelling Liquid Fuel Cascades with OpenFoam M. Macchi1, J.X. Wen2*, K. Volkov1 and Y. Chung2 1Centre for Fire and Explosion Studies, Kingston...

Auditing Relief Systems Design Basis - Best Practices

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
Auditing Relief Systems Design Basis - Best Practices Ever since OSHA implemented their National Emphasis Program in 2007, facility’s pressure relief...

CFD Modeling of Large Scale LNG Pool Fires

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 27, 2015
The computational fluid dynamics modeling tool FLACS has been widely used for detailed consequence modeling of flamable vapor dispersion and vapor...

Understanding Gas Blowby Scenario Calculations

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 27, 2015
Gas blowby overpressure scenarios are routinely identified when analyzing vessels with liquid-level inlet control valves. Blowby can occur when this...

Fatal Exposure: Tragedy At DuPont

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
This investigation by the United States Chemical Safety and Hazard Investigation Board (CSB) provides unique lessons in process safety. Three...

Process safety status in China

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
Process safety status in China

Fire From Iron

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Although the potential consequences of combustible dust explosions are becoming more widely known, the potential consequences of combustible dust...

Why Smaller Companies Struggle with Process Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Proposed title: Why smaller companies struggle with Process Safety Author: John Herber, Principal Consultant, Process Hazard Management Services, LLC...

An Introduction to Assessing Process Hazards

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
A surprising number of process incidents occur due to a lack of general understanding of process hazards and lack of basic hazards assessment,...

Operational Group for Process Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
With the increase in requirements for monitoring and improving process safety indicators on a thermoelectric unit linked to a Braskem Basic...

The Benefits of a Risk-Based Approach to Facility Siting

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Facility Siting has come under increasing scrutiny in recent years, and is an important aspect of process safety for plant personnel and their...

Gains From Getting near Misses Reported

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
[An earlier edition of this paper was first presented at the “International Conference and Workshop – Process Safety Incidents,” 2000, organized by...

Critical Alarm Management : Connecting the Dots

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
In the aftermath of some high profile national security incidents, investigations starting with the catastrophe or near miss and working backwards...

Go out and lead on Process Safety Management

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
This paper will share the UK's experience of risk control for major hazards and will emphasise the key role corporate governance and leadership plays...

Process Safety Regulations - Blessing or Curse?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Are Process Safety / Risk Management regulations a blessing or a curse? The answer of course is “it depends.” There is little doubt that Process...

The CCPS Reactivity Evaluation Software Tool

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Incidents involving uncontrolled chemical reactions continue to result in injuries, fatalities and economic loss and harm in industry. These...

Retired and Dangerous

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
“Planning not to retire is simply not a viable retirement strategy.” — Catherine Collinson, Transamerica Center for Retirement Studies The Hazard...

Management of Change: Quality Implementation and Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
It is often said that the only thing which is permanent in this world is change. In the process industry, as elsewhere, change is a main lever for...

Acid Release From Catalyst Tanks

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
This is the story of how the cumulative effects of several seemingly innocent changes to a catalyst system resulted in a near miss Process Safety...

PSM Metrics Impact on Process Safety Culture

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
Several years ago our facility recognized the need to expand from a PSM Program managed by a small group to a PSM Culture owned by the full facility...

Portfolio Risk Management for Process Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
A majority of PSM tools and risk methodologies are focused on risks at individual sites or process units. For example, PHA risk ranking matrices are...

Making Existing Process Plants Inherently Safer

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Making process plants inherently safer has obvious advantages and is easiest to do when designing a new plant. Modification of existing plants to...

How to Develop Effective Safety Training? A Lifecycle Approach

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Safety training is one of the most important tools for upgrading the safety level and for minimizing the likelihood and the consequences of accidents...

It's People, Stupid! Human Factors In Incident Investigation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
People have inherent strengths and weaknesses which can affect their performance. Issues such as fatigue, emotional stress, and motivation can...

Implementation of PSM In Capital Projects

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
It is critical to embed Process Safety Management in the capital project system to help achieve a safe start-up. This is the foundation for assuring...

Incident Investigation- Addressing Common Oversights

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Principles of incident investigation may be used in daily process troubleshooting and near miss events to identify root cause. Identifying and...

A Work Process for Revalidating LOPAs and Other Risk Analyses

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
The Chemical Process Industry (CPI) has long recognized the necessity of periodically revalidating Process Hazard Analyses (PHAs), such as Hazard and...

Management of Change (MOC) Auditing System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Our company has discovered that regular auditing of the MOC process is essential to enforcing its proper use. We have developed an audit that can be...

Quantitative Models for Assessing MOC Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
The safety community, bolstered by the PSM regulations, has emphasized the importance of proper management of change to ensure safe, reliable and...

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