Chris D. Gosling, Bruce A. Barna, Brendan R. O'Donnel
Get the most out of your heat exchanger by evaluating the trade-offs between a one-time expenditure and reduced operating expenses, increased income, and/or longer operating life span. Brendan R. O'Donnell - Bruce A. Barna - Chris D. Gosling -
Get a jump on process development by addressing environmental, health and safety (EHS) issues together early in the design and development cycle. The result will be a better process and lower costs.
Use this method to predict the temperature of the flue gas leaving the radiant section of a direct-fired process heater.
Robert W. Bly
Are you feeling overwhelmed by the daily influx of memos, letters, reports and journals? These tips will help you develop a systematic method for dealing with the endless stream of material that is essential to your job.
- Lauren M. Sandler, James T. Wintergreen
To ensure that the greenhouse gas inventory is accurate and complete, prepare for eventual third-party verification during the planning and data collection stages.
Thomas G. Troxel , John W. Carson, Herman Purutyan
Follow these guidelines for ensuring the proper flow of slurries, pastes and wet powders to achieve a dried product with the desired characteristics.
Robert T Jacobsen
Pre-burning prior to catalyst recovery/refining enhances sampling accuracy for higher returns of the remaining precious metals.
Per Falholt, Thomas Schaefer, Glenn Nedwin
Enzymes are nature’s answer to many industrial and environmental challenges. This article details the latest approaches to enzyme discovery and evolution.
Peter Van Buskirk, Karl Olander
Innovative gas packaging has potential to significantly lower risk, reduce operating costs and improve gas distribution reliability.
S. Ranil Wickramasinghe, Gary K. Patterson, James T. Cobb Jr.
Diversification, globalization, emerging technologies...Times have certainly changed for chemical engineers. But, has the undergraduate chemical engineering curriculum kept pace?
Sterilization-in-place (SIP) systems are essential to the operation of many pharmaceutical and biotech facilities. This article reviews design considerations, selection criteria and performance expectations for control valves, regulators, isolation...
With the simplifying assumption that all of the noncondensable gases exit via the vapor stream, material balances and equilibrium calculations can be used to determine the compositions of the emissions streams leaving a control device.
Use X-ray inspection to see whether your product is contaminant-free and packaged properly.
Lisa L. Walker
Employment negotiations begin even before a job offer is extended. Having a clear plan of action, and an understanding of your objectives and those of your employer, will help you make the most of this important process. <br>
Bill Scales, Ron Marshall
Annual operating expenses for compressed air systems can exceed the equipment’s purchase price. Follow these seven steps to implement efficiency measures that yield cost reductions.
Get interpersonally fit by improving your work relationships and honing your communication skills
Leonore Clauss, Lionel F. Laroche
Interactions with the Germans and the Swiss may seem easy, but it's important to understand their way of thinking and their approach to doing business.
Jeffrey Worstell, John H. Worstell, Jonathan H. Worstell
Improve control for selecting projects for investment and for risk management by following these procedures.
These tips will help improve your e-mail style and make sure that your e-mail is effective intrinsically, as well as fitting the new electronic expectations of a wide range of cyber colleagues.
R. Bruce Hartman, Martin C. Welch
Use this audit procedure to evaluate the current performance of your process safety management processes as well as their future viability.
When you see an expert testify in a legal case on TV and think I could do that, you may be right. Here's what you need to know to become a litigation support consultant.
Kiran Krishna, William J. Rogers, M. Sam Mannan
In addition to flash point, fire point and auto-ignition temperature, the fluid’s tendency to form a mist should be considered when evaluating fluid safety.
Eldon R. Larsen
This article offers suggestions for adapting project management techniques to the needs of R&D projects.
Petar Varbanov , Robin Smith
Realistic steam prices are necessary for the efficient operation of a chemical production site, both to allocate realistic costs to the different businesses on the site and to provide a true economic incentive for energy conservation.
Aad van Veldhoven, Magali de Macedo
The design-of-experiments approach has the advantage of providing the framework to build complex models with minimum use of time and effort.
David C. King, Thomas G. Lestina, R. Stanley Kistler, Christopher A. Bennett
This article defines and explains the factors that affect heat exchanger design margins. With the proper application of design margins, capital costs can be lowered and plant operations improved.
As with previous emerging technologies, there have been uncertainties and concerns about the environmental and health risks associated with nanotechnology. This article reviews some of the ongoing efforts to better understand and characterize...
Bob Karschnia, Peter Zornio
Innovation drives the growth of wireless technology, as successful applications demonstrate cost savings, reliability, safety, and ease of use.
Abhilash Nair, Ian Willetts
Enjoy the benefits of “20-20 hindsight” even before commissioning a new compressor or new compressor controls.
Adam Javan, William J. Grieco
Appropriate due diligence can help investors sort through the hype and identify the most viable ventures.
Thomas G. Lestina, P.E.
The first step in specifying a shell-and-tube heat exchanger is choosing the right shell to meet process requirements.
Here is an easy way to remove fine fractions from solids, with a minimum loss of the coarse fraction.
Paul E. Solt
Does your system suffer from plugging? Bottlenecking? Abrasion? Poor venting? Degraded product? Here are remedies.
Michael B. Smith, Drew B. Schiller, Bernadette Pyzdrowski, Kimberly Fernandez
Tips for specification and operation that provide for cost-effectiveness and reliability.
Stephen W. Blocki
Save money and reduce risks by contracting responsibility for maintaining compliance to a pollution-abatement expert.
Elindoro S. Rodriguez, II
When faced with a career opportunity, such as relocating, accepting a new job, or getting an advanced degree, it's important to consider the economic impacts.
Continuous crystallizers serve a wide range of applications in the chemical process industries. Optimize system performance by heeding these practical design and operating principles, which apply to the forced circulation (FC), draft-tube-baffle (...
Pending legislation would require companies that make or use chemicals in the European Union to register those substances.
ASME codes and standards govern the design, fabrication, testing and certification of high-pressure dust collector vessels. This article will assist you in working with a code vessel designer and/or manufacturer.
Yasha Zelmanovich, Terrence Fay
Kilo labs are instrumental in scaling up the production of active pharmaceutical ingredients. This article discusses the critical factors that must be considered to design such a facility.
Edwin N. Lightfoot
Once we have grasped some essentials of this riotous, but surprisingly well ordered world, we shall find our transport phenomena background to have real utility.
Tomas B. Co
Dynamic process modeling based on non-uniformly sampled data and multiple sampling runs, even for nonlinear systems, can be performed using spreadsheet implementations of the weighted-least-squares (WLSQ) and Runge-Kutta WLSQ methods.
This analysis shows how to quantify the capital and operating differences between single-use and reusable equipment for a model biopharmaceutical process.
Douglas C. White
Identifying the right automation investments — those with low costs and high impacts — can result in millions of dollars in energy savings for petrochemical plants. <br>
Stuart T. Arm
Nuclear power is proven to be safe, and it is our best shot at increasing energy production while reducing CO2 emissions levels.
T. Reg Bott
Here are some insights into the design, operation and research issues associated with heat exchanger fouling.
Lionel F. Laroche
Global teams can maintain their effectiveness by using the right communication tools, following good communication practices, working at building and maintaining trust, and taking cultural differences into account.
Beth R. Beloff, Jeanette M. Schwarz, Earl Beaver
Sustainability provides a framework for integrating environmental, social and economic interests into effective business strategies.
Peter J. Gowin, Ron S. Faibish, Hisham T. El-Dessouky, Hisham M. Ettouney
This article presents an in-depth analysis of thermal and membrane desalination economics and outlines a simple procedure for calculating the unit product cost for various desalination processes.
Gregory T. Benz
By performing the necessary pilot work, and rigorously calculating the full-scale performance instead of using simple rules-of-thumb, significant energy savings can be achieved in fermenters.
Barry M. Weinstein
Prepare effective agendas, minutes, status updates, and corrective action reports to make your meetings, as well as your projects, run more smoothly.
Denise Price Hosier, Margaret Clarke Hunt
Engineers play an important role in the marketing of products, processes and services. Here's a short course on the basics of marketing communications to help you be effective in that role.
Victor Lusvardi , Sharon Libert, Lauri Jenkins
Even with the use of costly corrosion-resistant alloys, metal contamination continues to occur in the biologics industry, thus reducing product yield and activity. Fluoropolymers are emerging as a viable solution to this problem.
Daniel E. Silva, Russell Kahn, Stanley S. Grossel, Robert Zalosh
Understand some of the accident scenarios that result in dust explosions, and follow these suggestions for preventing them.
E. Joseph Duckett
Size does matter - and bigger is not necessarily better when it comes to pollution control. It is more important to be the right size than the largest size.
Jonathan H. Worstell
The new parameter introduced here will yield more meaningful results when a fixed-bed reactor is scaled up for process development or scaled down for plant support.
James T. Murphy, Andrew P. Jones, Timothy E. Fout, Jared P. Ciferno
DOE's National Energy Technology Laboratory is spearheading R&D on a variety of post-combustion and oxy-combustion technologies to cost-effectively achieve 90% CO2 capture.
Harvey W. Blanch, Bradley M. Holmes, Seema Singh, Blake A. Simmons
Ionic liquids show promise as lignocellulosic biomass solvents. But is this approach a scientific curiosity or a commercially viable biofuel pretreatment technology?
These basic chemical engineering principles expose common weight loss myths and show you how to get into better shape efficiently and sustainably.
Jose M. Otero, Bret R. Phillips, Michael E. Laska, John G. Aunins
Fundamental chemical and bioprocess engineering principles and tools will be key to developing and manufacturing vaccines and expanding their availability around the world.
Richard T. Waibel, Wes Bussman, Jianhui Hong, Charles E. Baukal Jr.
High carbon monoxide emissions from a furnace while its temperature is being ramped up can exceed permit limits if appropriate measures are not taken. Here are a few suggestions.
Donna J. Nelson
Surveys shed light on how well universities are utilizing the women engineers and scientists in the technical talent pool.
Francisco Cabrejos, Thomas G. Troxel, Herman Purutyan
For new and existing installations, there are many system and component choices available. Here’s how to narrow down the options to make the appropriate selection for optimal performance.
In a multiproduct chemical complex, determining production costs is no simple matter. Here's a logical method that can help.