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ChemE On Demand

AIChE's ChemE on Demand is a multi-media digital library containing hundreds on-demand webinars and recorded conference presentations. This convenient resource is designed to meet your needs as a chemical engineer. AIChE professional members are entitled to 6 FREE 'credits', good for content in ChemE on Demand each year. Undergraduate student members get free unlimited access to ALL ChemE On Demand content.

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The Nuclear Fuel Cycle in the U.S.: What Are the Options?

AIChE Webinar
Sep 11, 2013
Candido Pereira, Christopher Phillips
Chris Phillips describes both reprocessing and long term storage as complementary ways of dealing with the used nuclear fuel (UNF) from the US's nuclear reactors. Candido Pereira provides an overview of the nuclear fuel cycle and possible future directions for sustainable nuclear power production with an emphasis on chemical processing and recycle.

Key Finance Measures for Successful Projects

AIChE Webinar
Sep 18, 2013
Makarand Joshi

This webinar is designed to help engineers and chemists develop a better understanding of basic accounting and finance concepts. IIt will be of interest to those contemplating getting a business degree as these topics are usually covered in the first required finance and accounting course in the degree program.

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Successful Sulfur Unit Startups

Apr 29, 2013
Doug Cicerone
As the environmental importance of Sulfur Recovery Units increases, so too does the importance of smooth and successful SRU startups. This paper will discuss the key points in the Precommissioning, Commissioning and Initial Operations phases that will help lead to successful SRU startups.

Greenhouse Gas Permitting At the BASF-Total Petrochemicals Cracker

Apr 29, 2013
Mark Allen
The permitting of greenhouse gasses (GHG) is new to industry, the States, and to the Environmental Protection Agency. The process is further complicated due to the Environmental Protection Agency (EPA) having permitting authority for GHGs in Texas. As a result, in addition to dealing with a new...

Unique Failure Mode for API Seal Plan 76

Apr 29, 2013
G. Ajith Kumar, Tariq Alauddin
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 low boiling hydrocarbon that do not condense at the low pressure in the containment chamber. This seal plan referred to as Plan 76 in API 682 is...

Removal of Heavy Hydrocarbons from Lean Natural Gas

Apr 29, 2013
Gowri Krishnamurthy, Yu-Nan Liu
Removal of heavy hydrocarbons, such as C 6 + from natural gas is essential prior to cryogenic liquefaction in order to prevent freeze-out of these components in the liquefier. Traditionally, cryogenic methods such as passing feed gas through a scrub column or a front-end NGL extraction unit have...

Fundamentals of Model Based Loop Tuning

Apr 29, 2013
James Beall
There are many methods to tune PID controllers. This presentation provides a tutorial on tuning PID process controllers using Internal Model Control (IMC) concepts. This tuning methodology allows the user to "coordinate" the response of related controllers to "optimize the process performance"...

A Public Leak Frequency Dataset for Upstream and Downstream Quantitative Risk Assessment

Apr 29, 2013
Andreas Falck, Andy Bolsover, Robin Pitblado
A recent CSChE conference in Montreal identified frequency estimates as the area of greatest uncertainty in current Quantitative Risk Assessment studies. There are a few sources of onshore data – Netherlands and Belgium have both issued two different datasets for use in Seveso Directive risk...

Process Safety Leading Indicators A Perspective From Europe

Apr 29, 2013
Lee Allford, Piet Knijff
For several years organisations involved in high hazards operations have reported their process safety performance in terms of lagging indicators or “after the fact” measures such as loss of containment. These measures are naturally important to the company, the industry and the wider public...

Process Safety: At the Heart of Operations

Apr 29, 2013
Chung Nguyen
Process Safety is no longer a supporting function but core business in any organization that operates high risk facilities. To ensure a safe and reliable operations, Process Safety has to underpin an organization’s activities, from strategic decision at corporate level to day to day operations at...

Importance of Field Testing Liquid Distributors

Apr 29, 2013
German A. Luna-Mejias
Spray nozzles & gravity distributors are primarily used in different Oil refinery facilities (columns, scrubbers, etc.). Installers and manufactures consider these devices to be very effective and reliable. They are indeed! Nevertheless, performance may be impacted if testing/washing is not...

Explosion Hazards Due to Failures of Lithium-Ion Batteries

Apr 29, 2013
Kevin Marr, Quinn Horn, Vijay Somandepalli
Explosion hazards due to failures of Lithium-Ion Batteries The failure modes of lithium-ion cells have been extensively studied for applications where the total energy of the battery system is typically below 100 Wh. As lithium-ion cells and systems become larger and more ubiquitous in their use in...

Boil-off Gas System Design for Integrated Liquefaction and Regasification Facilities

Apr 29, 2013
Bindupriya Bandari, Dipanjan Bhattacharya
BOG system design for integrated liquefaction and re-gasification LNG facilities Dipanjan Bhattacharya Senior Process Engineer Bechtel Oil, Gas, and Chemicals, Inc. Bindu Bandari Process Engineering Specialist Bechtel Oil, Gas, and Chemicals, Inc. Designing boil-off gas (BOG) system for a LNG...

Dynamic Risk Analysis and Real-Time Leading Indicators For Safer and More Reliable Operation

Apr 29, 2013
Ankur Pariyani, David Eherts, Deborah L. Grubbe, Ulku Oktem
Losses due to unexpected shutdowns and incidents exceed $10 billion every year to the US chemical and petrochemical industry alone. With new advances in information technology, a typical industrial plant operation monitors several hundred parameters continuously, generating on the order of 30M-50M...

How to Create A Safety Culture

Apr 29, 2013
Richard N Knowles, Ph.D.
Safety cultures to not spontaneously occur. Safety cultures are nourished by operating managers who set high standards and who foster trust and interdependence within their organization. This requires freely flowing information that people at all levels in the organization can find, analyze and use...

NFPA 68 New Gas Venting Equations

Apr 29, 2013
Robert Zalosh, Samuel A. Rodgers
The 2013 edition of NFPA 68 Standard on Explosion Protection by Deflagration Venting will replace vent area sizing equations containing the gas Deflagration Index, K G , for high-pressure applications with equations containing the laminar burning velocity, S u . Modified Swift-Epstein equations...

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