May 2012 | AIChE

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May 2012

LOPA and Human Reliability – Human Errors and Human IPLs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Layer of Protection Analysis (LOPA) is a simplified risk assessment method that provides an order of magnitude estimate of the risk of a potential...

A Resilience Assessment Framework for Infrastructure and Economic Systems: Quantitative and Qualitative Resilience Analysis of Petrochemical Supply Chains to a Hurricane

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
In recent years, the nation has recognized that critical infrastructure protection should consider not only the prevention of disruptive events, but...

Update of “Guidelines to Vapor Cloud Explosion, Pressure Vessel Burst, BLEVE and Flash Fire Hazards”

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
The first edition of the CCPS book Guidelines to Evaluating Vapor Cloud Explosions, Flash Fired and BLEVEs was published in 1994. Since that time...

Two-Phase Jet Releases and Droplet Dispersion: Rainout Experiments and Model Validation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Many accidents involve two-phase releases of hazardous chemicals into the atmosphere. Rainout results in reduced concentrations in the remaining...

CFD Modeling Applications to Hydrogen Vehicle Explosion Safety Studies

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
The introduction of alternate fuel vehicles leads to new safety challenges. This is particularly relevant in the case of hydrogen vehicles, as...

A Fuel Ratio Method for Estimating the MESG of Nitrogen-Diluted and Oxygen-Enriched Fuels, Including the Brandes-Redecker Method to Estimate the MESG of Mixed Fuels

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Properly specifying electrical equipment for hazardous (classified) areas requires information about certain properties of the materials anticipated...

A Frequency Based Approach to Hole Size Selection for Consequence Analysis

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
When performing a consequence based facility siting study, it is often necessary to choose a criteria for the maximum credible hole size that is the...

LIKELIHOOD of IGNITION of RELEASED FLAMMABLES: CCPS Book—Scope, Status, and Relationship to Other CCPS Books

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
When a flammable material is released from process equipment, the result may be a fire, an explosion, or the release may simply dissipate with no...

Modeling the National Chlorinated Hydrocarbon Supply Chain and Effects of Disruption

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Chlorinated hydrocarbons represent the precursors for products ranging from PVC and refrigerants to pharmaceuticals. Natural or manmade disruptions...

The Use of Quantitative Risk Assessment to Site Temporary Trailers and Portable Buildings

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
The American Petroleum Institute (API) developed Recommended Practice (RP) 753 to provide guidance for siting portable buildings in petrochemical...

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