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Author Profile

Greg McMillan

Gregory K. McMillan

Gregory K. McMillan retired as a Senior Fellow from Solutia Inc in 2002 and as a senior principal software engineer from Emerson Process Systems and Solutions Simulation R&D in 2023. Greg is an ISA Fellow and the author of more than 200 articles and papers, 100 Q&A posts, 80 blogs, 200 columns, and 20 books. He was one of the first inductees into the Control Process Automation Hall of Fame in 2001, and he received the ISA Lifetime Achievement Award in 2010, the ISA Mentor Award in 2020, and the ISA Standards Achievement Award in 2023.

271 Results Found
  • How to Calibrate a Thermocouple Temperature Transmitter

    How to Calibrate a Thermocouple Temperature Transmitter

    For critical industrial measurements, place the thermocouple in a bath or dry block or cross check the reading against another thermocouple.
    By: Gregory K. McMillan
    12 September, 2018 | 8 minutes
  • Key Insights to Control System Dynamics

    Key Insights to Control System Dynamics

    Learn important strategies and concepts that can lead to a better industrial career and significantly improved system performance at your plant or facility.
    By: Gregory K. McMillan
    29 August, 2018 | 14 minutes
  • How to Measure pH in Ultra-Pure Water Applications

    How to Measure pH in Ultra-Pure Water Applications

    Ultra-pure water applications pose special problems because of the exceptionally low conductivity of the fluid from the absence of ions. The consequences are extreme sensitivity to fluid velocity and
    By: Gregory K. McMillan
    15 August, 2018 | 6 minutes
  • How to Optimize PID Controller Settings and Options

    How to Optimize PID Controller Settings and Options

    Technical guidance on ways to optimize settings and options for PID controllers from industry veteran Greg McMillan and participants in ISA's Mentor Program.
    By: Gregory K. McMillan
    16 July, 2018 | 8 minutes
  • Webinar Recording: Feedforward and Ratio Control

    Webinar Recording: Feedforward and Ratio Control

    Key insights on how feedforward control often simplifies to ratio control.
    By: Gregory K. McMillan
    09 July, 2018 | 2 minutes
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