Articles

2341-2360 of 2672 < first | | | last >
  • Order up better measurements

    Second-order instruments can provide improved accuracy and reliability for electrochemical and other sensors.

    Larry Berger
    09/16/2004
  • An alternative check

    Readers offer tips about reliable alternatives to conventional check valves. Suggestions include using a fluidic check valve, switching to a U-trap, using a standpipes putting two check valves in the series and changing position relative to the ground.

    09/16/2004
  • Raise your guard

    Several factors drive concern for better security on the plant floor. Better technology — including iris scanning — can help you more effectively protect your plant from threats.

    Cliff Kittle
    09/16/2004
  • The future is in plastics

    Single-use equipment is finding a place in the biopharmaceutical industry. One company has even designed a new bioprocessing facility around the disposable equipment.

    Diane Dierking
    09/16/2004
  • Adaptive control takes a leap forward

    The next generation of adaptive controllers will identify a process model quickly and automatically and provide process model parameters that can be displayed, trended and diagnosed.

    Gregory K. McMillan, Washington University, Mark S. Sowell, Solutia, and Peter W. Wojsznis, Emerson Process Management
    09/14/2004
  • Get control of reactor temperatures

    A reader has a plug-flow reactor whose temperature is starting to cycle. The company tried to tuning both controllers but saw no improvement. Read about potential solutions to this reader's problem.

    Diane Dierking, Senior Editor
    08/05/2004
  • Energy savings are in the air

    Anywhere compressed air can be eliminated represents an opportunity to reduce system operating expenses. Often, this reduction means fewer compressors must operate to meet the plant's air requirements.

    Christopher Schmidt, Mark D'Antonio and Alan MacDougall
    08/05/2004
  • Take guesswork out of the mix

    Which mixer would be the most efficient, cost-effective, reliable or versatile? Know your options when choosing an in-line or in-tank mixer to suit your application.

    Chris Ryan
    08/05/2004
  • Manual unloading bites the dust

    Automated bulk-bag dischargers not only cut batching time in half. They also minimize dust and reduce potential harm to those workers who operate the machines.

    David R. Gill
    08/05/2004
  • Where are chemical engineers headed?

    Will opportunities in today's "hot" sectors , such as pharmaceuticals and biotechnology, among others, allow chemical engineering to continue to thrive?

    08/05/2004
  • Sidestep side-draw control surprises

    The simplest approach to control side-draw distillation columns uses flow control on the side product. This solution, however, is not ideal for all side-draw control situations.

    Andrew Sloley, contributing editor
    07/01/2004
  • Motor Selection Made Simple

    Follow these straightforward steps to help you select the right motor for your centrifugal pump

    William McNally
    07/01/2004
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