Joseph S. Alford
This article focuses on the regulatory drivers for alarm management, summarizes key practices, and challenges automation vendors to devise new ways to help customers implement more-effective alarm systems.
Various codes and regulations dictate the specification and construction of these tanks, helping to ensure optimum design and safe operation.
A contract welder and a foreman were repairing an agitator support on top of an atmospheric-pressure storage tank. The tank contained a polyvinyl fluoride slurry with a flammable concentration if vinyl fluoride in the vapor space. An explosion...
Mark Holtzapple, Rocio Sierra, Aaron Smith, Cesar Granda and Mark T. Holtzapple
As oil and natural gas prices rise, lignocellulosic biomass becomes a viable feedstock for the fuel and chemical industries— provided key issues are addressed.
Robert W. Sylvester
These relatively simple lifestyle changes enabled one individual to reduce energy costs by $2,000/yr and his carbon footprint by one-third.
John Sofranko, Richard Cain, Lawrence Evans, Dale Keairns, H Scott Fogler, Lawrence B. Evans, Dale L. Keairns, H. Scott Fogler, John A. Sofranko, and Rick Cain
In its second century, AIChE will be a globally recognized leader serving the diverse needs of the chemical engineering profession and society. Implementation of the strategic plan will focus on specific goals that reach beyond traditionalboundaries.
As wireless technologies have advanced, old limits have been overcome and new challenges have sprung up. Further growth is likely to be driven by specific application and cost-reduction needs. <br>
Surveys of the energy-related papers presented at AIChE's annual meetings provide insights into the role of chemical engineers in energy science and engineering.
In the application of pinch analysis for energy efficiency improvement and process optimization, technical excellence is necessary and human interactions are important for project success.
Michael Doherty, Sagar B. Gadewar
Use this structured approach, which combines preliminary experimental data with predictive methods and heuristics, to quickly generate and screen process alternatives at the early stages of a new venture.
Student Chapters Have Arrived! SBE Frontier Tutorial Second Bioengineering and Nanotech Conference Michael Shuler Wins Inaugural James E. Bailey Award Fishing Out Unusual DNA Enzyme is Linked to Neurological Disease
David Glasser, David Milne, David Glasser, Diane Hildebrandt and Brendon Hausberger
Use this graphical technique to choose a reactor configuration based on optimizing residence time.
The first annual energy survey conducted by AIChE's Research and New Technology Committee provides insights into the energy-related research of chemical engineers.
Peter Lodal, Scott Berger, J. Wayne Chastain, William W. Doerr, Scott Berger and Peter N. Lodal
Use this approach for the initial evaluation of potential reactivity hazards in storage applications.
Darlene Schuster, Calvin Cobb, Darlene Schuster, Beth Beloff and Dicksen Tanzil
The AIChE Sustainability Index provides practical benchmarks along a number of well-defined metrics.
Meeting FDA regulations is not optional. The costs are high for any company that does not act responsibly to ensure that all additives are meet the required regulations.
Scott Berger, Tim Overton and Scott Berger
Use these metrics to benchmark your company's process safety performance, and to set a course toward continual improvement.
Catalysis is central to the chemical industry, as it is directly or involved in the production of almost all useful chemical products. In this book the authors, present the definitive account of industrial catalytic processes. Throughout Fundamentals of Industrial Catalytic Processes the...
Making early estimates of a product's cost components enables developers to manage resources wisely and evaluate the product's economic viability.
Ronald W. DiGiacomo
Consisting of a flow tube, field-generating coils, electrodes, and a transmitter, a magmeter accurately measures the flowrate of conductive fluids over a wide range of conditions.
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.
Neil J. Alderman
Use these techniques to ensure a slurry's rheological properties have been evaluated under relevant test conditions, and that measurements are accurate.
James C. Mulligan
If certain chemicals lack physical hazards data, suppliers must be proactive to keep workers safe. Here’s how to determine dust flammability and reactivity data for inclusion on MSDSs.
Susan M. Mitchell
By viewing resiliency as a property of complex systems, it may be possible to develop resilient systems that can withstand unanticipated failures without disastrous consequences.
Previously published methods can be tricky to apply and may lead to improperly sized valves. Here is a stepwise, detailed method that more-accurately determines the orifice area.
Many gloves offer protection from chemicals. This article will help you understand what type of glove can provide the best protection for your application.
Gregory M. Hanggi
The key to low injury and incident rates is creating a work environment that encourages employees to always take action to resolve potential problems. Here's how to do that.
Frank F. Liserio Jr.
Incorporating hurricanes, earthquakes and other forces of nature into an integrated process safety management (PSM) program can enable you to effectively identify these hazards and manage the risks.
R. Russell Rhinehart
By understanding the normal enrollment swings, employers and students can capitalize during the boom times and rideout the busts, while universities can allocate resources more effectively.
Piping and instrumentation diagrams belong to a family of flowsheets that includes block flow diagrams and process flow diagrams. Technology advances have transformed these resources into intelligent documents, capable of storing layers of digital...
Process plants often use evaporative cooling towers to reject heat to the atmosphere.This article explains the basics of cooling tower operation.
Margaret Clarke Hunt
These profiles of a dozen engineers in different stages of their careers offer snapshots of where chemical engineers are employed.
James R. Reizner
Coriolis technology appears to be the perfect technology. But, upon closer inspection, a key flaw is revealed - the inability to accurately and consistently measure two-phase flow and aerated liquids.
Single-use systems have advanced from a limited product line to several new products for a wider range of unit operations. As these technologies evolve, new size, cost, and regulatory needs continue to fuel industry growth.
T. Kevin Swift
Understand the economic state of the chemical industry and trends in capital investment to make wise corporate-spending decisions.
Between March and April 2010, a powerful but seemingly limited computer worm, now referred to as Stuxnet, infected computers around the world, beginning in Iran and spreading to Indonesia and India. A recently published book uncovers ﬁndings on the origin of the worm and raises concerns that are relevant to chemical engineers everywhere.
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
Stephen F. Adler
Use these guidelines to scale up and design biofiltration processes for the control of volatile organic compounds.
John E. Hoots
In water chemistry control, fluorescent tracing technology can quickly and effectively determine and deal with the root cause of a problem.
Inline direct steam injection is more energy efficient than indirectly heating water in a tank. Use this overview of DSI equipment to select the appropriate system for your application.
More than 1,500 people died in the most famous maritime disaster in history. Thousands of pages have been written about the loss of the Titanic, and many documentary and ﬁctional movies produced. Many focus on the construction of the ship and the actions of its captain and crew. Whatever the construction and operating issues, attention to one particular issue could have saved many lives — emergency preparation.
W. Kent Goddard
This article explains how to use layers of protection analysis (LOPA) to evaluate various process safeguards, determine if safety instrumented functions are required, and establish what safety integrity levels are needed to reduce risks to tolerable...
Mary F. McDaniel
Understand the implications of the pending regulations to better address residual risk and to develop an effective communications plan.
Herbert C. McKee
We as a society should keep these lessons in mind as we set future environmental goals, policies, laws and regulations.
Implement these procedures to consider human factors, not simply human error, in control-room architecture and reduce the chance for incidents in the plant.
Ten lasting chemical engineering achievements — and 100 markers of chemical engineers’ progress toward them.