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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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Featured

Solutions for a Sustainable Tomorrow

Jan 30, 2013
James Porter

This presentation focuses on the critical components of a truly sustainable operation . . . safety, environment, energy, capital management, and asset productivity.

Emissions of Mercury and Other Air Toxics: Compliance Strategies for Coal Combustion

AIChE and A&WMA Web Forum
Jan 23, 2013
Bob Fraser, Constance Senior, Nick Hutson

What do you need to know about mercury, HCI, metals and other toxics control? This webinar will address technical and permitting issues from two perspectives: what is required (by Nick Hutson of USEPA) and what strategies could you adopt (by Bob Fraser of ERM).

Leadership Is Everyone’s Responsibility

Feb 20, 2013
Greg Shaffer

This webinar discusses the “hidden leadership” opportunities that are woven into everyday roles, how to recognize these opportunities and take advantage of them.

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International Comparison on the Application of Societal Risk Criteria

Apr 4, 2012
Robin Pitblado
Quantitative risk assessment is now a common tool used for planning and approval of high risk process facilities globally. The initial focus was towards individual risk contours as these were easier to apply and communicate, but a number of regulators and companies also wish to see societal risk...

Two Incompetent Workers; Too Close for Comfort ñ Part 1

Apr 4, 2012
Mike Broadribb
Learning from experience is one of the four pillars of Risk-Based Process Safety. Incidents that occur at one facility often provide opportunities to strengthen management systems at other facilities. Sharing the technical lessons learned from incidents is morally right and vital to improving...

Explosions in Transformer and Circuit-Breaker Tanks Due to Arcing Events

Apr 4, 2012
Timothy L. Morse
Industrial transformers and circuit breakers operate with large voltage differences between current-carrying internal components and the grounded tank walls. A breakdown in the dielectric strength of the insulating oil in the tank due to contamination or other causes can lead to the formation of an...

Capital Cost Targeting of Total Site Heat Recovery

Apr 4, 2012
Petar Sabev Varbanov
Heat recovery on Total Site level can provide a considerably high potential for energy saving. It offers additional degrees of freedom for heat recovery and cogeneration. A key issue in Total Site heat recovery is to select the minimum allowed temperature difference (ΔT min ) specifications on a...

Appropriate Placement of Compressors and Expanders

Apr 4, 2012
Truls Gundersen
The term “Appropriate Placement” was introduced in Pinch Analysis during the 1980s to indicate how special unit operations should be correctly integrated with the background process to ensure maximum energy savings. Pinch Analysis has provided guidelines for the design of heat exchanger networks as...

Tutorial on Hydroprocessing: ìHydroprocessing Catalysts and Processesî

Apr 4, 2012
Paul Robinson
The products of petroleum refining must meet tight specifications, including limits on sulfur, nitrogen, olefins, aromatics, and other contaminants. Hydrotreating removes these contaminants from distilled crude oil fractions and intermediate process streams. Hydrocracking converts heavy oil...

Synthesis and Optimisation of Demethaniser Flowsheets for NGL Recovery

Apr 4, 2012
Muneeb Nawaz
Synthesis and Optimisation of Demethaniser Flowsheets for NGL Recovery Muneeb Nawaz 1 , Megan Jobson 2 , Adrian Finn 1 1. Costain - Energy & Process, Costain House, Styal Road, Manchester, M22 5WN 2. Centre for Process Integration, School of Chemical Engineering and Analytical Science,...

Flash Fire From a Hot Combustible Liquid

Apr 4, 2012
Russell A. Ogle
A truck driver loading a tanker was fatally injured in a flash fire. The accident occurred at the loading rack of a petroleum refinery. The truck driver was on top of the tank trailer loading a liquid petroleum byproduct material similar to asphalt through an open hatch on the trailer. The material...

Modeling of Ground Flare Pits

Apr 4, 2012
Nicolas F. Ponchaut
New LNG liquefaction facilities have been configured to include large ground flares to allow for the safe combustion of large volumes of combustible gasses in the event of facility upset conditions. A recent example is a planned LNG development nearby Darwin, Australia. These ground flares can...

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