Articles

301-320 of 391 < first | | | last >
  • How to select control valves, Part 2

    When it comes to selecting and sizing control valves and positioners, this article not only helps you pick the right one for the right job, but also includes a valuable valve selection chart you can download!

    Béla Lipták, PE, CONTROL Columnist
    10/17/2006
  • The FRETT approach to pump problems

    Some U.S. oil refineries repair their centrifugal pumps every three years while other refineries enjoy an average repair interval of 10 years. Learn about the highest-performing refineries and other petrochemical companies that have significantly reduced pump failures, and how you can obtain the same results.

    Heinz P. Bloch, P.E.
    10/16/2006
  • Washington targets plant security

    Federal actions undoubtedly will markedly impact the chemical industry. Nevertheless, we don’t know at this point whether federal chemical security legislation will happen in 2006.

    David A. Moore and Dorothy Kellogg, AcuTech Consulting Group
    09/22/2006
  • Increase pump performance

    In this web exclusive on ChemicalProcessing.com, pump expert Ross Mackay says a key to a pump's performance is to look at the control system it's running with.

    Ross Mackay
    09/18/2006
  • Succeed at bioprocess scale-up

    While fermentation-based syntheses were once reserved for producing high-value specialty chemicals and biopharmaceuticals, bioprocess routes now are gaining increasing attention for commodity products.

    John L. Shaw, P.E., and Scott A. Rogers, P.E., CH2MHill Lockwood Greene
    08/28/2006
  • The impact of the European Union's directives on the U.S.

    The Restrictions of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment (the RoHS Directive) is part of a growing wave of European Union product-based regulations that will profoundly impact global and United States product standards — and thus the chemical industry.

    Lynn Bergeson, regulatory editor
    08/17/2006
  • Small sensors promise big impact

    Because many environmental applications of nanotechnology will almost certainly revolutionize the science, law, and regulation of water pollution, readers are urged to keep abreast of this fast-changing area.

    Lynn Bergeson, regulatory editor
    06/28/2006
  • Keep a steady eye on measurements

    While engineers often strive to keep processes running without too much variation, measurements that don’t change may be a cause for concern not celebration, as one refinery can attest.

    Andrew Sloley, contributing editor
    06/19/2006
  • Pumping Temperature Considerations

    "Bad actor" pumps are those pumps that have trouble with frequent and repetitive failures. In many cases, the source of the problem is an ANSI pump trying valiantly to handle a liquid well beyond the range of its design rating.of 300 degs. F.

    Ross Mackay
    06/19/2006
  • Wireless wins wider role

    Wireless is poised for a big breakthrough in plant operations because of its ease of use, safety and potential for energy savings.

    C. Kenna Amos, contributing editor
    03/14/2006
  • Separations in flux

    Separation processes often account for more than 50 percent of a chemical company's operating costs. Read how membranes and other non-thermal technologies poised to win a wider role.

    Mike Spear, editor at large
    02/15/2006
  • Flow metering gets more fluid

    There are more and more funcationalities being added to your most trusted instrumentation. These established technologies have expand their reach and performance.

    Mike Spear, editor at large
    01/09/2006
  • Pumps benefit from a vane effort

    Widely used but underappreciated, back pump-out vanes extend bearings and seal life.

    Richard Nardone, ITT Industrial & BioPharm Group
    11/15/2005
  • pH linearization lubricates waste control

    Learn how a simplified technique for linearizing pH can enhance control in waste treatment applications and eliminate the need for gain-adjusting techniques.

    11/15/2005
  • Optimize Water Use

    Four major drivers are spurring increasing interest in optimizing water use.

    Tabatha Pellerin and John Woodhull, ENSR International
    10/25/2005
  • Find the best value seal

    A new industry-developed tool provides insights and practical guidance on seal economics.

    Pete Petrunich
    10/18/2005
  • Flow Meter Focus

    ChemicalProcessing.com introduces Flow meter focus, a compilation of useful articles, news, white papers and product information related to flow meters.

    09/28/2005
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