Articles

on 'Safety Instrumented Systems'

421-440 of 470 < first | | | last >
  • Foundation fieldbus in hazardous areas

    Implementing Foundation fieldbus can seem like a daunting task, and when coupled with hazardous-area considerations, may approach information overload; however, it doesn't have to be an explosive concept.

    C. Bruce Bradley
    05/11/2007
  • Can we Talk?

    There is some major-league wriggling going on as participants try to avoid simply discussing whether many U.S. oil and gas producers and their supporting industries are doing their best on process safety.

    Jim Montague
    05/10/2007
  • Uncertain safety

    Users seeking appropriate process safety systems aren’t getting enough help from unspecific standards and ideal-world certifications. Here’s how to gain useful safety capabilities in a buyer-beware world.

    Jim Montague
    05/01/2007
  • 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.

    02/01/2007
  • Remote safety system shutdown though radio link

    Process control authority Bela Liptak brings in specialists to answer a reader's question regarding if there are any TUV restrictions or recommendations in IEC 61511 for shutdown of a safety system.

    06/10/2006
  • Talking alarm management with Eddie Habibi

    PAS founder and CEO Eddie Habibi discusses ways to improve your alarm management system. Habibi’s newly released book fills a void in an area within the process industries that has been kept under wraps until now.

    06/08/2006
  • To safety standards and beyond!

    In 2004, ISA adopted the most recent safety standard, ANSI/ISA 84.00.01. And though it’s a good start, it’s clear that S84 is just the tip of the iceberg toward management of functional safety.

    02/10/2006
  • Raise an alarm about alarms

    Sure, having more alarms is a plus if they contribute to better plant operation. But nowadays, more and more plants have numerous alarms that are causing more trouble than they are worth.

    12/15/2005
  • Historical OPC alarms and events

    Understanding and searching alarms and events logs and turning them into valuable data stores can be difficult, but is instrumental in optimizing plant performance.

    09/15/2005
  • Failing safely with shutdown systems

    This month's edition of Ask The Experts focuses on a reader's need for clarification of international standards for the design of a gas and fire shutdown system for offshore oil and gas platforms.

    08/22/2005
  • ANSI/ISA standard affects existing SISs

    CONTROL contributor Angela Summers addresses ANSI/ISA 84.00.01-2004 and concludes it is identical to IEC 61511 with one exception: a U.S. grandfather clause for existing safety instrumented systems.

    08/22/2005
  • You can be easily alarmed

    It’s high time the industry stops thinking about alarm systems as purely reactive devices. These days, they also can be an effective tool in tracking and identifying little problems before they become big problems.

    08/10/2005
  • Five justifications for alarm management

    Does the financial ROI combined with the overall operational benefits justify the expense of implementing an alarm management solution? This article finds that the most effective way is to perform an alarm assessment.

    07/17/2005
  • Integrating alarm management to boost plant production

    This article outlines five practical steps you can take to reduce nuisance alarms and improve alarm quality for control room operators. This includes the ability to identify deviation from normal operating ranges as the process or equipment approaches equipment design thresholds, unsafe, or undesirable operating conditions.

    07/17/2005
  • Alarm management for regulated industries

    This article on regulatory drivers for alarm management systems summarizes key best practices, and things the process industry can do to help implement more effective alarm management.

    06/16/2005
  • Alarm overload

    Faced with the problem of porting across a large number of alarms from one system to the next, the control room at Kestrel Coal (Australia) required an upgrade to its HMI system.

    06/15/2005
  • An alarming situation

    Alarm systems of one type or another always have been part of industrial machine, robot, and skid control systems, but CONTROL Senior Technical Editor Dan Hebert, PE, notes that there's more to alarm technology than meets the eye ... or ear for that matter.

    06/05/2005
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