Articles

101-120 of 149 < first | | | last >
  • The Invisible Threat

    Many users don’t trust an industrial wireless network solution. Some concerns are real. Most are ethereal. It’s important to know the differences.

    11/16/2007
  • Improve control loop performance

    Specification of control valves doesn’t adequately emphasize the very basic requirement that valve position respond in a timely manner or even at all — leading to process variability.

    Gregory K. McMillan, Emerson Process Management
    10/18/2007
  • Become a cyber-security pacesetter

    Today, most plants with control systems must contend with many pressures both to allow access to data and to secure those data.

    Rick Kaun, Matrikon, Inc.
    10/04/2007
  • Plug cyber-security gaps

    With the new “high risk chemical facilities” federal anti-terrorism regulations, it’s time for the chemical industry to ratchet up its cyber-security efforts. There’s a surge in interest in cyber-subjects such as security certification, defense-in-depth strategies, risk-based planning and improved policies and procedures.

    Seán Ottewell, contributing editor
    08/31/2007
  • DHS aims to lock down security rules

    Expect a final ruling this summer on chemicals covered and some other key issues, warns Lynn Bergeson, regulatory editor.

    Lynn Bergeson, regulatory editor
    07/06/2007
  • Hardening plants is hard work

    Industry should welcome the new, first-ever federal security rules, advises Editor in Chief Mark Rosenzweig in this month's From the Editor column.

    Mark Rosenzweig, Editor in Chief
    06/06/2007
  • What is taking so long?

    Despite its 30-plus-year history, advanced process control (APC) applications remain few and far between, but it doesn’t need to be that way. Dave Harrold, cofounder of the AFAB Group, reports.

    06/01/2007
  • Get ready to comply with new security mandates

    New anti-terrorism standards require the Department of Homeland Security to identify and regulate "high-risk chemical facilities." These facilities will be subject to a security vulnerability assessment. Where does your plant fit in with these new standards?

    David A. Moore and Dorothy Kellogg, AcuTech Consulting Group
    05/29/2007
  • Control valves for slurry service

    In this installment of Ask The Experts, noted process control authority and CONTROL Columnist Béla Lipták and his cadre of automation experts answer a reader’s question regarding control valves for slurry services.

    05/01/2007
  • Come together

    Integration of plant-floor, building, physical security, and enterprise network means more changes for unathorized access and more need for intelligent security, cooperation, and training.

    Jim Montague, Executive Editor
    03/30/2007
  • Chemical security rules edge forward

    Advance rulemaking was recently issued on anti-terrorism standards. Lynn Bergeson provides a summary in monthly Compliance Advisor column.

    Lynn Bergeson, regulatory editor
    02/12/2007
  • 10 tips for diagnosing control valve problems

    To make the most of diagnostic equipment used in chemical processing, technicians must stretch their knowledge of control valves and related diagnostic equipment that keeps tabs on valve health and safety.

    David W. Douglas
    01/22/2007
  • 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
  • Raising the bar for control system security

    Security researchers at Wurldtech Analytics are partnering with ISA to establish procedures and an operations model for the security testing and certification of products used for control.

    Eric and Joann Byres, principals, Wurldtech Analytics
    10/12/2006
  • 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
  • Security poses an inherent industry dilemma

    Industry faces the threat of draconian demands from Congress as chemical plants remain an attractive targets for terrorism attacks, according to Mark Rosenzweig, editor in chief of Chemical Processing.

    Mark Rosenzweig, editor in chief
    09/21/2006
  • HMIs evolve in process control

    New HMI technology is putting a whole new (inter)face on how operators view control systems information, while at the same time driving human error out of systems and improving safe work practices.

    Ian Nimmo, president, User Centered Design Services LLC
    09/11/2006
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