Process Safety

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Process Safety Boot Camp

Public (classroom) Course
Offered in North America, this intensive and highly interactive 4-day course trains chemical engineers in the fundamentals of Process Safety. Taught...

Center for Chemical Process Safety (CCPS)

CCPS was established in 1985 to focus on engineering and management practices that can prevent and mitigate catastrophic accidents involving release of hazardous materials. CCPS is supported by sponsors in the chemical and hydrocarbon process industries and active worldwide via conferences, books, databases, education, research, and more.

Making Existing Process Plants Inherently Safer

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Making process plants inherently safer has obvious advantages and is easiest to do when designing a new plant. Modification of existing plants to...

It's People, Stupid! Human Factors In Incident Investigation

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
People have inherent strengths and weaknesses which can affect their performance. Issues such as fatigue, emotional stress, and motivation can...

Incident Investigation- Addressing Common Oversights

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 14, 2011
Principles of incident investigation may be used in daily process troubleshooting and near miss events to identify root cause. Identifying and...

Process Safety Performance Tool

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
The process safety management in a petrochemical company is a key factor for sustainability, since intends to prevent or minimize the consequences of...

Using LOPA for Sil Assignment: A Tale of Two Plants

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Two plants operated by the same company have ?identical? ammonium nitrate (AN) solution pump installations. Yet the LOPA teams concluded that the...

Human Performance Training

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Operator competency has been a major challenge for the petrochemical and refining industry for decades. In recent times, human factors are believed...

Quantitative Models for Assessing MOC Performance

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
The safety community, bolstered by the PSM regulations, has emphasized the importance of proper management of change to ensure safe, reliable and...

Management of Change (MOC) Auditing System

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Our company has discovered that regular auditing of the MOC process is essential to enforcing its proper use. We have developed an audit that can be...

The UK Experience In Managing Risks Arising From Human Error

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 13, 2011
Following the Piper Alpha incident in the North Sea, both offshore and onshore Oil and Gas operators in the UK were required under the COMAH (Control...

Challenges in Hosting an NEP Inspection

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
An NEP inspection can be very resource intensive; OSHA has received over well over 10,000 pages of documentation at one refinery during an NEP...

A Framework for Human Error Analysis of Emergency Situations

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
Human factors play an important role in the escape, evacuation and rescue process. Human factors analysis is rooted in the concept that the frequency...

Elements of Human Factors Missing from Process Safety

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
Process safety is about controlling risk of failures and errors; controlling risk is primarily about reducing the risk of human error. All elements...

OSHA Chemical NEP Panel Discussion

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
This presentation will provide additional time for the session speakers to discuss additional aspects of the OSHA Chemical National Emphasis Program...

Investigation of an Explosion in a Gasoline Purification Plant

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
On May 24, 2007 an explosion and subsequent fire destroyed a tank farm located at a gasoline purification plant in Sløvåg, Norway. In addition to the...

Preparing for the Chemical NEP

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
On July 27, 2009, OSHA issued a National Emphasis Program for the chemical industry (“the Chemical NEP”). Pursuant to the Chemical NEP, OSHA will...

Modification of Risk Using Barrier Methodology

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
Risk assessments use frequency data mostly from generic sources, typically from the North Sea offshore environment or from process facility records...

Complying with OSHA's RNEP, CNEP, and VPP RAGAGEP

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
The OSHA Refinery National Emphasis Program (NEP) and OSHA Voluntary Protection Program (VPP) PSM Supplement ask specific questions relative to many...

Objective Analysis of PSM Audit Data

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 23, 2010
In developing systems for Process Safety Management, compliance audits are integral with verification that practices and procedures are developed and...

Ensuring Consistency of Corporate Risk Criteria

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
The recently published CCPS text Guidelines for Developing Quantitative Safety Risk Criteria makes a strong case for corporations developing risk...

Journey towards PSM Excellence

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
This paper describes the experience, learning and major challenges in implementing Process Safety Management at Reliance Industries Limited (RIL)...

Stability Analysis of Safety Valve

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
The stability for a safety valve was investigated by experiments and analysis. It was found that the dynamic instability was caused by the...

Modeling Small Releases from Tanks

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
The methodologies in the chapter on “Dispersion Modeling” in the CCPS book Guidelines for Consequence Analysis of Chemical Releases, provide means...

Process Safety in the Face of Significant Change

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Development of an effective process safety culture requires employees to look beyond intended performance, to their own nonconscious assumptions...

Consequence Modeling of Chlorine Release

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
This paper describes the Consequence Modeling of Chlorine release from a Chlor Alkali plant as a part of Process Hazard Analysis. The objective was...

Risk-Based Mechanical Integrity - Beyond Fixed Equipment

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
This paper presents approaches to provide a safer operating plant by extending mechanical integrity to all process equipment using a risk-based...

Strategies & Tactics for Mechanical Integrity Budget Battles

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Effective mechanical integrity programs are essential to assure safe operation of plant facilities. The current economic downturn is difficult and...

Process Safety Management in the Energy Sector

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
This paper describes experience of application of the principles of process safety management within Centrica plc, an integrated energy company with...

Atmospheric Storage Tank Explosion Modeling

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 22, 2010
Many flammable products are usually stored in large vessels at atmospheric pressure. Ignition of an hydrocarbon-air mixture in such tanks can lead to...

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...

Assessing the Burning Rate of Solid Oxidizers

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
A method for assigning solid oxidizers and products containing oxidizers to an NFPA Class was developed. The method consists of two reaction-to-fire...

Instrumented Protective Systems for Distillation Operations

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Distillation is one of the most common unit operations in the chemical processing industry. Using relative volatility as a means of separating...

LOPA – Going Down the Wrong Path

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Layer of Protection Analysis (LOPA) has quickly gained acceptance in the Chemical Processing Industries (CPI), and has risen to be one of the leading...

Training Management of Change Approvers

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
Many companies have made great strides in change management systems since OSHA's Process Safety Management Standard 29 CFR 1910.119 was first...

HAZOP, LOPA, SIL: Be Careful What You Ask for!

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
In recent years Process Safety Engineers have promoted the use of HAZOP to identify hazards and assess safeguards, followed by LOPA to identify if...

Managing Management of Change

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 21, 2010
The Center for Chemical Process Safety (CCPS) has designated MOC as one of the areas where metrics need to be developed. One of the issues that CCPS...

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