Poor HMI designs have been identified as factors contributing to abnormal situations, billions of dollars of lost production, accidents, and fatalities. Many HMIs actually impede rather than assist operators. Many of the poor designs are holdovers due to the limitations of early control systems and the lack of knowledge of system designers. However, with the […]
Andy Chatha, president and CEO at ARC Advisory Group, has over 30 years experience in enterprise applications and automation as an executive advisor, market analyst, project manager, and software engineer. He was interviewed for the May/June 2011 InTech magazine “Executive Corner” column. Excerpt from Chatha’s “Executive Corner”: As I mentioned in my opening remarks at […]
In the town of Örebro, 124 miles (200 km) to the west of Stockholm, Sweden, the tall chimney of E.ON’s heating and power station is visible from a distance. White grey water vapor often billows out of the chimney from the biggest boiler, which is fired by bio fuels and heats the water for the […]
The susceptibility of control systems to security issues continues to confront organizations. While it may be rare to penetrate a control system directly from the Internet, corporate connections, remote support links, USB keys, and laptops create pathways for the typical worm or advanced hacker. Once inside, attacking an industrial control system is not difficult—in some […]
When it comes to the most important aspects of efficient and effective plant operations, having proper physical security measures in place is still just as critical as the flow of raw materials, efficient process control, a competent workforce, and yes, cybersecurity measures. Like cybersecurity, the core concept of physical security is to detect and prevent […]
Did you know that the first spam in computer history was sent on May 3, 1978 by a Digital Equipment Corporation (DEC) employee? Over 400 people received a promotional message sent via the company’s ARPANET network. Yes, email and spam and many of the other collaborative technologies used today are dated — pre-PC. In […]
This presentation was delivered at the 54th Annual ISA POWID Symposium by Lenny Shaver. It explores how using digital, radiometric infrared inspection for boilers recaptures lost capacity, increases efficiency, lowers maintenance costs and manages fuel-switching strategies.
The need for standardization led the City of Guelph’s Water Services department in Canada to embark on a multi-year program to modernize and enhance its Supervisory Control and Data Acquisition (SCADA) system using a standards-based approach. Starting with a comprehensive SCADA Master Plan, the city developed a set of SCADA standardization documents that were incorporated […]
This presentation was delivered at the 55th Annual Symposium of the Analysis Division by Prabhu Soundarrajan. It explains why solid-state hydrogen sensors enable new monitoring applications through both enhanced capability and reduced cost.
Update: I received great news from Riyaz that the ISA Kuwait section has agreed to let us upload and link to their December 2009 newsletter containing Riyaz’s article, When is a Safety Integrity Level (SIL) Rating of a Valve Required? I’d like to thank the ISA Kuwait staff and encourage readers in this region to join and participate. […]