Venting & Emergency Relief

Current industry, government and public emphasis on containment of hazardous materials make it essential for each plant to reduce and control accidental releases to the atmosphere. When primary containment measures occasionally fail, safe emergency relief and vent become essential to limit incidents’ impact.

Image courtesy of Diers.

Advanced Emergency Relief System Design

Face-to-Face
Responsible for the safe handling of the effluent from relief systems? Explore the broad topic of emergency relief system design with an emphasis on...

Dispersion Analysis 101: Gateway to Understanding a Complex Science

Archived Webinar
Oct 25, 2017
Do you know how to identify situations in your day-to-day work that warrant a dispersion analysis? Take this Provenance Consulting sponsored webinar to learn more. In 60 minutes, learn the physical and conceptual meaning of dispersion analysis, when and why you should perform one, and how to...

Everything You Wanted to Know About Relief Systems but Were Too Afraid to Ask

Archived Webinar
Mar 22, 2017
Have you ever had a “dumb” question about pressure relief systems that you were too afraid to ask? Have no fear. Get the answer here. Provenance Consulting is ready to answer any question you have about pressure relief systems. Submit your most burning question anonymously in advance and get the...

Rigorous vs. Simplified Simulations: How to Accurately Predict Relief Rates

Archived Webinar
Aug 12, 2015
The key message of the presentation is that operating companies should rigorously simulate distillation columns in order to economically design the relief system, which includes individual relief devices, flare headers and network components. Attendees will learn: The benefits of performing steady...

Introduction to Pressure Relief Systems

Archived Webinar
Jan 8, 2014
Pressure relieving systems are an integral part of any process facility, from offshore production platforms to petrochemical complexes, and usually provide the last line of defense against overpressure and loss of containment. Although ubiquitous, pressure relieving systems are not necessarily well...

Fire Behavior: Part 1

Archived Webinar
Oct 11, 2017
What if you could predict fire behavior and better protect your people and structures? Take this webinar to learn more. In 60 minutes, you’ll gain an overview of fire event modeling, how source terms are developed and how to use model predictions to better protect your people and structures. You’ll...

Flare Emissions Regulatory Update

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
March 30, 2017
ABSTRACT “Flare Emissions Regulatory Update” by Kevin Leary, John Zink Hamworthy Combustion Several new regulations have been recently published by...

Pressure Relief Systems Effluent Handling

Archived Webinar
Mar 18, 2015
Collection, disposal, and treatment systems are an integral part of pressure relief systems for minimizing potential hazards posed by the effluent from pressure relief devices. There are several strategies for effluent handling, as well as common unit operations for executing those strategies in...

Are Unconfined Hydrogen Vapor Cloud Explosions Credible?

Conference Presentation
Southwest Process Technology Conference
October 10, 2014
A question is frequently raised by owner/operators of chemical processing and refinery sites as to whether unconfined hydrogen vapor cloud explosions...

CSB Investigation of Chevron Richmond Refinery Fire

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
May 1, 2013
On August 6, 2012 a hydrocarbon fire occurred at approximately 6:30 p.m. in the crude unit of the Chevron Richmond Refinery in Richmond, California...

Unique Failure Mode for API Seal Plan 76

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2013
Unique Failure Mode for API Seal Plan 76 Double mechanical seals with a pressure alarm in the containment chamber are commonly used in LPG and other...

Design Challenges in Tankage Modernization

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
In order to comply with regulation requirements, a refinery needs to perform major revamps to produce different grades of Diesel, namely ULSD, Off-...

Working Under Pressure (How do you manage pressure hazards?)

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 4, 2012
Industry is increasingly moving towards utilizing High Integrity Protective Systems (HIPS) to reduce flare loading and prevent the environmental...

Mechanical Integrity - State of the Art

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 28, 2009
This session presents papers on the latest mechanical integrity concepts, practices and programs. All aspects of mechanical integrity are covered,...

NFPA 68 New Gas Venting Equations

Conference Presentation
AIChE Spring Meeting and Global Congress on Process Safety
April 29, 2013
The 2013 edition of NFPA 68 Standard on Explosion Protection by Deflagration Venting will replace vent area sizing equations containing the gas...

Guidelines for Pressure Relief and Effluent Handling Systems

March, 1998
Current industry, government and public emphasis on containment of hazardous materials makes it essential for each plant to reduce and control accidental releases to the atmosphere. Guidelines for Pressure Relief and Effluent Handling Systems meets the need for information on selecting and sizing...

What Pressure Relief Really Means

September
2010
Back To Basics
Brian D. Kelly
Poor design, inadequate maintenance, and improper operation can all lead to mechanical failure. The basic concepts of pressure relief, when understood and applied properly, can help prevent this failure

Reduce VOC and HAP Emissions

June
2002
Environmental Management
Edward C. Moretti 
Follow this roadmap to understand the abatement technologies available for controlling emissions of volaitle organic compounds and hazardous air pollutants and the criteria for choosing among them.

Safe Design and Operation of Process Vents and Emission Control Systems

March, 2006
Process vent header collection systems are subject to continually varying compositions and flow rates and thus present significant challenges for safe design. Due to increasingly demanding safety, health, environmental, and property protection requirements, today's industrial designers are faced...
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