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Elements of Process Safety

The four pillars and the twenty elements of risk based process safety can be designed and implemented at varying levels of rigor to optimize process safety management, performance, efficiency, and effectiveness.

Safety in the LNG Value Chain

Dec 12, 2012
Georges Melhem, Henry Ozog

In this webinar, presenters describe and examine potential LNG (liquefied natural gas) hazards and risk-reduction methods for the LNG value chain ― production and consumption.

Turnaround Excellence - Key Success Factors

Apr 4, 2012
Bobby Vichich
Turnaround Excellence is more than a state of being… it is a journey. Achieving and sustaining excellence is wholly dependent on a site approach of shared accountability towards Turnaround Excellence and must be a continually improving process. Starting well in advance of “feed out”, a long range...

Dust Explosions: Case Study of Dryer Explosions and Poor Explosion Vent Design

Apr 4, 2012
Scott G. Davis
Four recent explosions occurred in a single burner, recirculating solids ring dryer. The dryer was equipped with a recirculating fan, a burner section, a section to introduce the solids, a ring duct, a pre-separator and four cyclones. Seven explosion doors were also used to protect the integrity of...

On the Catastrophic Explosion of the AZF Plant in Toulouse (September 21, 2001)

Apr 4, 2012
Georges Guiochon
On the Catastrophic Explosion of the AZF plant in Toulouse (September 21, 2001) Georges Guiochon and Laurent Jacob Department of Chemistry, University of Tennessee, Knoxville, TN, 37996-1600, USA During the morning of September 21, 2001, a warehouse containing ca. 300 metric tons of production...

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...

Impact of Guidelines for Independent Protection Layers and Initiating Events

Apr 4, 2012
J. Wayne Chastain
Layers of Protection Analysis (LOPA) was introduced about 15 years ago as a simplified risk assessment method between HAZOP (Process Hazard Analysis [PHA]) and quantitative risk assessment (QRA). This introduction was timely; LOPA was quickly adopted world-wide. The rules for independent protection...

Design Challenges in Tankage Modernization

Apr 4, 2012
James Kong
In order to comply with regulation requirements, a refinery needs to perform major revamps to produce different grades of Diesel, namely ULSD, Off-road Grade and Regular Diesel. The existing tankage allocation needs to be changed to accommodate the hydrotreater feed components and the new products...

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