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Technical Presentations

QRA Method for Land-Use Planning around on-Shore Oil and Gas Facilities

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
In the Dutch legislative context, facilities that handle or store large amounts of hazardous substances must carry out a quantitative risk analysis (...

Lessons Learned From Inspection 25,000 Upstream Oil and Gas Wells and Associated Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
The inclusion of oil and gas wells sites and associated production facilities in OSHA's Process Safety Management (PSM) regulations stems from a 1998...

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...

Fatal Explosion Caused by An Intermittently-Used Fuel Gas Piping System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
A fatal explosion occurred at a foundry during a routine test of an intermittently used propane standby system. Just prior to the explosion,...

Implementing Process Safety In Petrochemical Complex - 20 Years of History In Camacari, Brazil

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 15, 2011
The objective of this paper is to share the lessons learned during 20 years of implementing a safety culture in Camaçari Petrochemical Complex,...

Using the HAZOP Study and LOPA to Generate Ideas for Inherently Safer Designs

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Fundamental changes in a chemical process are most cost-effective at early stages of a design, and specific Inherently Safer Design evaluations are...

Improving Process Safety Culture: An Audit Checklist for Effective First Line Supervision Based on Common Operations Failure Modes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
The Abnormal Situation Management® Consortium funded a study to investigate common failure modes and root causes associated with operations practices...

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...

Evaluation of Spring Operated Pressure Relief Valve Maintenance Intervals and Extension of Maintenance Times Using a Weibull Analysis with Modified Bayesian Updating

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
The Savannah River Site (SRS) spring operated pressure relief valve (SORV) maintenance intervals were evaluated using an approach provided by the...

Inherently Safer Acids - A Case Study on the Application of Polyelectrolytes

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Strong acids, such as aqueous hydrochloric acid, are commonly used in the chemical process industry to purify streams or remove particulates from raw...

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