Articles

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  • Make your portable mixer work for you

    Understanding the fundamentals of fluid agitation can help meet the customer’s requirement and the processor’s need for efficiency. While portable mixers have been around for years, they often aren’t used to their full potential. Knowing the basics of mixing and flow patterns can help you get more out of your mixer.

    David Dickey, MixTech, Inc. and Lydia Booth Fenley, Illes Seasonings & Flavors
    03/06/2007
  • Waylay weight woes

    Production managers, quality control managers and maintenance engineers alike have encountered weigh cells that never worked properly. Why? Why have so many switched from a supposedly high accuracy load cell solution to old fashioned level probes or sight glasses? This article touches on the worst culprits for problems and how to avoid them.

    Ryan Titmas, product manager, Sartorius North America
    01/08/2007
  • Tiny reactors aim for big role

    Process Intensification (PI) has promised many things but has it fulfilled its promises? When looking at reactor technology, the answer is a definite “Yes.”

    Rocky Costello, R. C. Costello & Associates, Inc.
    11/29/2006
  • Avoid trouble with slurries

    Handling slurries (a mix of solids and liquids), should be based on experience and experiments, not theory. Much of the knowledge obtained from pneumatic conveyors and fluidization systems can be used in understanding slurries.

    Thomas R. Blackwood, Healthsite Associates
    11/01/2006
  • Innovations in batching, dosing and weighing

    Challenges brought on by new regulations and technical problems for batching, dosing and weighing have pushed users to find some innovative and surprising solutions beyond our own industry.

    09/05/2006
  • Keeping safety on the right track

    The chemical industry has, in general, an amazingly good track record on safety. Outside of those plants, however, can be another story.

    Mike Spear, editor at large
    08/17/2006
  • Spot problems with adsorbents

    The longer-than-expected life of an adsorbent points up the need to always assess the consequences of system additions. While sometimes this may involve detailed calculations, simply looking to the laws of physics can eliminate potential headaches.

    Andrew Sloley, contributing editor and Bruce Veale
    08/14/2006
  • Level transmitter — art not science

    There is much more to setting up a transmitter than a mere equation. Design and control errors can certainly compromise performance. Follow these simple tricks to get it right.

    Dirk Willard
    06/13/2006
  • Get a handle on solids’ flow

    Properly accounting for how bulk solids actually will flow in a vessel or overall process can be crucial for successful operations. Learning some simple parameters can often provide a good sense of flowability.

    Don McGlinchey, Glasgow Caledonian University
    05/22/2006
  • Mind mixer mechanical design

    While most mixers can provide a long service life — for instance, some are still operating after more than 30 years — mechanical problems can shorten life or even break parts. In this article, learn about all the mechanical problems that may befall your mixing equipment.

    David S. Dickey, MixTech, Inc.
    04/18/2006
  • What does EPA have in store?

    Don’t expect any major changes in U.S. Environmental Protection Agency (EPA) regulations during 2006. Here’s a summary of trends and developments anticipated this year.

    Lynn Bergeson, regulatory editor
    02/17/2006
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