Articles

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  • Process engineering: Doing your level best

    Plant engineers who find it is difficult to get good level measurements have plenty of company. A recent poll shows that it is considered to be one of the two most vexing problems by process automation professionals.

    04/08/2005
  • Process engineering: In the trenches of Fieldbus War II

    Like the 20th Century’s Great Conflict, the first Fieldbus War never really ended. But what will the outcome be this time? This article from CONTROL makes an educated prediction on how the battle may turn out.

    03/10/2005
  • Fieldbus technology: Cut through the confusion

    Fieldbus technology offers many benefits to a chemical processor if used correctly. The key is to focus on front-end design to achieve the full benefits of fieldbus technology.

    Ian Verhappen, P.Eng., ICE-Pros
    03/10/2005
  • HART Devices - Dispelling the Myths

    Myths and misconceptions surround the HART Communication technology despite being in use for as many as 15 years in some places. This article dispels those myths and highlights the benefits of HART.

    Ed T. Ladd, Jr., HART Communication Foundation, Austin, Texas
    03/10/2005
  • Process Engineering: Measure problems on a higher level

    A reader has a level measurement problem with a differential pressure level transmitter. The transmitter does not track the level properly. Check out the question and the in-depth answer in this contribution from ControlGlobal.com.

    03/03/2005
  • Chemical industry: Competing with the "China price"

    Chinese producers are consistently offering materials that are cheaper than most American and European producers. This influx of lower cost supplies is threatening the welfare of some domestic plants. How are these American plants dealing with the issue? Voice your opinion on how you'd deal with it with our online poll inside the story.

    Bernie Price, Polaris Veritas Inc.
    02/18/2005
  • Automation & IT: Making a HART connection

    This article is the first in a series of web-exclusive items designed to increase your knowledge about the HART Field Communications Protocol. Read here to find out the benefits of using HART Communication.

    Ed T. Ladd, Jr., HART Communication Foundation, Austin, Texas
    02/10/2005
  • Process engineering: Fieldbus is here - are you ready?

    Digital-based protocols, such as those used by fieldbus technology, are finding their way into a wider range of plant automation technologies. Read about the Fieldbus Foundation and how its technology can be implemented at your plant.

    Joe Conklin, Fieldbus Foundation
    02/10/2005
  • Process Engineering: Looking for good data?

    Are you experiencing problems with measurement uncertainty and are often left with poor data? Let Dr. Gooddata help you develop objective numerical tests for good data.

    Ronald H. Dieck, Ron Dieck Associates Inc.
    02/04/2005
  • Process engineering: Doing your level best

    Level measurement can be a simple issue with numerous solutions.  Measuring the height of the material in a vessel is merely an interface issue that can be resolved in a variety of ways.

    01/21/2005
  • Process Engineering: Batch control sets the standard

    It has been nearly a decade since the Instrumentation, Systems and Automation Society (ISA) introduced S88, its first standard for batch control systems.  Its still integral in optimizing operations today.

    01/19/2005
  • Ph Sensor Neutralizes Gas Scrubber Operation

    There seems to always be a better way to meet regulatory requirements, enhance productivity and lower costs. A new pH sensor may help meet all three goals.

    Paul Aloia, Summit Controls Inc.
    01/18/2005
  • Expert Advice Maximizes Optimizer Value

    A combination closed-loop optimizer and G2 expert system allowed a largy chemical company to save more than a million dollars in reduced overall energy demand.

    James F. Sturnfield, Union Carbide Corp.
    12/21/2004
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