Articles

321-340 of 445 < first | | | last >
  • Compelling reasons to choose an insertion magnetic flow sensor

    Measuring flow rates and volumes of water and chemicals in the water, wastewater and chemical treatment industries requires the latest, simple to use and cost-effective technology that can keep up with the rigorous demands of the various applications.

    03/14/2007
  • Don’t shackle yourself to the wrong platform

    Today, process data are readily available at many levels, from instrumentation to higher-level data historians and OPC servers. Choosing the right platform can be key to successfully implementing robust and maintainable process calculations at your company.

    Dane Overfield, Exele Information Systems
    03/14/2007
  • 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
  • The evolution of plant automation

    Understanding the purpose of control and safety systems helps users ensure each is appropriately optimized. The duties of the SIS are to protect the people, environment and assets against unsafe conditions.

    Angela Summers, PhD, PE, founder of SIS-TECH Solutions
    03/03/2007
  • Plants get help in boosting reliability

    More and more companies are placing greater emphasis on maintenance and seeking help from vendors to boost the effectiveness of their efforts, as some recent major investment decisions demonstrate. Many automation companies now are benefiting by building up asset management services alongside process control capabilities.

    Mike Spear, editor at large
    02/26/2007
  • Debunk plant myths about diagnostics

    Your current control system can probably do more than you think. Everybody can agree that diagnostics are a good thing — they can identify problems early, and keep the plant running at peak performance. Learn how your existing control systems and analog instruments can deliver diagnostic capabilities, at a fraction of the cost of system or instrument replacements.

    George Buckbee, ExperTune, Inc.
    02/08/2007
  • Making the most of diagnostics

    Make the most of your diagnostics with this helpul summary from George Buckbee of ExperTune, Inc.

    George Buckbee, ExperTune, Inc.
    02/08/2007
  • Distillation control and optimization, Part 3

    Control's Béla Lipták continues his series on control of distillation processes, this time focusing on managing reboiler flow, temperature, feed rate, loading and reflux for economy, stability and safety.

    Béla Lipták, PE, CONTROL Columnist
    01/05/2007
  • Flowmeters clean and dirty

    ControlGlobal.com contributor David W. Spitzer provides a look from a process automation perspective at how magmeters and Venturi meters are vying with ultrasonics for clean and dirty water applications.

    David W. Spitzer
    11/09/2006
  • Data validation: Jewel in the fieldbus crown?

    Many users and most suppliers to the industry see process availability as the big payout benefit of Foundation Fieldbus (FF) diagnostics — a good portion of it realized through data validation.

    John Rezabek, Contributing Editor
    11/09/2006
  • 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
  • Keep measurements on the level

    This article looks at six technologies — mechanical floats and displacers, differential pressure, capacitance, ultrasonic, radar, and guided wave radar — that are used most often for automated control, and provides practical guidance for choosing among them.

    Jerry Boisvert, Siemens Energy & Automation
    11/01/2006
  • Choosing motor controls and drives

    In any industrial control application, using the right drives and motor controls can make or break the project, and also can make a huge difference in how well those applications perform.

    10/18/2006
  • 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
  • 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
  • Process analysis gains greater online role

    Faster. Smaller. Smarter. Modular. All express the future of process analytics. And un-stoppable describes the ongoing migration of process analytical instruments to continuous, online, field-mounted use at chemical plants.

    C. Kenna Amos, contributing editor
    09/11/2006
  • Cutting the wires of communications

    Users want wireless, vendors want to sell wireless, so what’s the problem? This article tackles one of the most discussed topics: the use of wireless communications in process automation.

    Walt Boyes, Editor in Chief
    08/15/2006
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