Cal Workbook

Spreadsheets are tools

In trying to decided on a blog topic, I thought of the spreadsheet we did in our Applying Motor Controls and Drives class last week for showing the voltage and hertz relationship. We then used the chart wizard and selected a scatter point type of chart. I then started thinking about the calibration sheet we do […]

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What’s Happening in the Power Industry

Below is an abstract from a paper entitled, “Power Supply Considerations For Digital Control Systems” by Paul E. Stanley, PE, of Hurst Technologies, Corp. This paper was presented at the 54th ISA POWID Symposium in Charlotte, North Carolina in June 2011. Power Supply Considerations For Digital Control Systems KEYWORDS Digital Control Systems; Critical AC; Vital […]

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FTPW: Security Certification Double Whammy

For our fifth and final day of ISA Interchange’s “Free Tech Paper Week”, we’re bringing you a two-for-one. You’ll get another presentation, this one presented by Dr. Ragnar Scheirholz and Kevin McGrath at ISA Automation Week 2010, but you’ll also get a copy of their full technical paper as well. Read below for the full […]

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Training Improves with Virtual Reality

Utilizing the increased power of computers, virtual reality (VR) simulates real or imaginary environments and situations with a high degree of realism and interactivity. VR is particularly good for improving the multimedia aspects of training, process design, maintenance, and safety, which are currently based around conventional 2D equipment views. Real-time rendering of equipment views places […]

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HMI Design: The Good, the Bad, and the Ugly

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 […]

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Andy Chatha

IT as Enabler for Enterprise Value Networks

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 […]

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