Conference Presentations - 2012 Global Congress on Process Safety

Using LOPA to Establish SILs for Power Outage Protection

Apr 4, 2012
Carlos A. Barrera
Catastrophic incident root causes often may be correlated with power outages. An unanticipated power outage may be an initiating event that leads to a process upset or even an emergency shutdown of a process unit. If the planning and implementation of the emergency shutdown are managed incorrectly...

Fatal Exposure: Tragedy At DuPont

Apr 4, 2012
Marc G. Sáenz
This investigation by the United States Chemical Safety and Hazard Investigation Board (CSB) provides unique lessons in process safety. Three incidents occurred over a 33-hour period at the DuPont plant in Belle, WV. The most serious incident occurred on January 23, 2010, when a release of highly...

More LOPA Misapplied: Common Errors and How to Avoid Them

Apr 4, 2012
Karen Study
Layer of Protection Analysis (LOPA) continues to be more and more widely utilized in the Petrochemical and other industries. LOPA is a “simplified” tool, which is true relative to tools such as Quantitative Risk Assessment and Fault Tree Analysis. However, simplified does not mean simple on an...

Societal Risk Criteria and Pipelines

Apr 4, 2012
Joan M. Schork
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 the discussion, however, has centered on fixed facilities. The literature on the societal risk of hazardous goods transportation, particularly by...

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