Understand Hazard & Risk

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...

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...

Chemical Incompatibility Matrices

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2015
Chemical Incompatibility Matrices Michelle R. Murphy and Surendra K. Singh ioKinetic, LLC 95 Stiles Road, Salem, New Hampshire 03079, USA murphy@...

Refinery Power Outages-Caues, Costs & Solutions

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
Unplanned refinery shutdowns hit company earnings two ways: lost production and potential liabilities for excess flaring and unsafe operations. In...

Cracking Furnace Line Flushing Pre-Commissioning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
The abundance of low cost shale gas has led to numerous projects in North America to expand existing or construct new ethylene production units. Most...

Mercury Removal in Ethylene Plants: An Update and a Case Study

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
Ethylene producers have faced the challenge of feedstock contaminants for decades. Mercury is one of the contaminants often present in ethylene plant...

Robotic Convection Bank Cleaning

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
Ethylene cracking heaters like other box fired heaters in the refining and petrochemical industry represent a significant investment in a plant...

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...

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...

Toxicity-Hazard Index and the "Infinite Point"

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2015
TOXICITY-HAZARD INDEX AND THE “INFINITE POINT” Richard W. Prugh, Principal Process Safety Engineer Chilworth Technology, Inc., a Dekra Company 113...

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...

The Four Pillars of Industrial Energy Efficiency

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 27, 2015
Opportunities to improve plant performance and thus enhance energy efficiency across the CPI fall into four main categories: operational improvements...

CFD Modeling of LNG Spreading and Atmospheric Dispersion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 27, 2015
LNG release, spreading and vaporization lead to the formation of a flammable vapor cloud with high VCE risk. NFPA 59A Standard for the Production,...

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...

Reliability: The Next Revolution in Process Manufacturing

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 27, 2015
David Rosenthal, PE, CMRP is a Reliability Consultant representing his Reliability Strategy and Implementation Consultancy LLC firm. He previously...

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...

More LOPA Misapplied: Common Errors and How to Avoid Them

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
Layer of Protection Analysis (LOPA) continues to be more and more widely utilized in the Petrochemical and other industries. LOPA is a “simplified”...

Beware of the Black Swan

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
In 16 th century London, a statement that describes impossibility was referred to as a “black swan” because all historical records of swans up to...

Modeling of Ground Flare Pits

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
New LNG liquefaction facilities have been configured to include large ground flares to allow for the safe combustion of large volumes of combustible...

Societal Risk Criteria and Pipelines

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
The discussion of societal risk criteria for the process industry began in the 1970's, led primarily by the Dutch and British governments. Most of...

Flash Fire From a Hot Combustible Liquid

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
A truck driver loading a tanker was fatally injured in a flash fire. The accident occurred at the loading rack of a petroleum refinery. The truck...

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...

Use PFFM Instead of Hazop

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
While accepted world-wide as being the standard for process hazard analysis for many years, the HazOp review technique is cumbersome. This drives the...

Auto Refrigeration and Metal Embrittlement

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Abstract AIChE Housten Conference April 1-4 2012 Loss Of Containment Protection Auto Refrigeration and Metal Embrittlement Tys Koerts Sr. Process...

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...

Using Alarms As a Layer of Protection

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Alarms and operator response are one of the first layers of protection in preventing a plant upset from escalating into a hazardous event. This...

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...

Tutorial on Combustible Dust

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 3, 2012
Recent catastrophic dust explosions, the combustible dust National Emphasis Program (NEP), and OSHA proposed rulemaking, have increased awareness of...

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...

Human Factors and Their Optimization

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Weak control of human factors leads directly to error. An error can result in an initiating event of an accident sequence (directly by the mistake...

Safety System Impairments and the Need to Manage Peak Risk

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
The catastrophic incident which occurred at Bhopal is often referenced with respect to inherent safety issues. Did intermediate chemicals need to be...

Improving the Performance of Established PSM Programs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Many facilities have now implemented and maintained PSM programs for 20 years or more, but these facilities continue to have sometimes serious...

Are Your Credits Worthy?

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
Chemical and petrochemical manufacturing processes can be subject to high consequence, low frequency events. Process Safety Management programs are...

Prediction of Corrosion in Pipes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
ABSTRACT AIChE Spring 2012 Meeting Prediction of Corrosion in Pipes Sally Nicola, Victor Carreto, Ray A. Mentzer, M. Sam Mannan Mary Kay O'Connor...

Avoiding Common PHA Mistakes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 2, 2012
OSHA's National Emphasis Program (NEP) on refineries has concluded. The two most cited elements of the Process Safety Management standard (PSM - 1910...

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...

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