A PID-based control strategy can manage surge margin by using feedforward signals from flow, pressure, or compressor speed fluctuations.
Advanced PID Control Techniques in Centrifugal Compressors
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Greg is in elite company in the Process Automation hall of fame and has published numerous books to help process control engineers improve their skills. He founded the ISA's mentor program to share his expertise and advance the skills of the next generation of process control engineers.
Posts by or with Greg McMillan
Better Understanding Compressor Surge
Process automation hall-of-fame member Greg McMillan made his book about centrifugal and axial compressor control freely available for download in PDF form.
Deadtime Compensated PID versus Smith Predictor Control
A fascinating ControlGlobal.com article compares performance between Smith predictor & deadtime-compensated PID in lag-dominant processes.
Greg McMillan’s pH Measurement Best Practices
Greg McMillan presented pH Measurement Best Practices at the recent Mary Kay O’Connor Safety & Risk Conference as part of the 79th Annual Instrumentation and Automation Symposium For the Process Industries.
Greg McMillan Recognized in Marquis Who’s Who
You only have to visit Greg McMillan’s author page here on the blog to see his massive contributions to our automation profession. I came across a recently published ControlGlobal.com article, Greg McMillan profiled in Who’s Who.
If it Weren’t for Deadtime…
Greg McMillan and Peter Morgan’s recent ControlGlobal.com article is titled Deadtime compensation opportunities and realities. The article explains the benefits of implementing controller integral action by using filtered, positive feedback.
Tuning and Control Loop Performance—Freely Available Educational Resource
Greg McMillan makes this book, Tuning and Control Loop Performance, freely available to help you to eliminate the misunderstandings, realize the difference between theoretical and industrial application of PID [proportional-integral-derivative] control, address practical difficulties, improve field automation system design, use the latest PID features, and ultimately get the best tuning settings that enables the PID to achieve its full potential.
Centrifugal and Axial Compressor Control – Freely Available Educational Resource
Greg McMillan’s book, Centrifugal and Axial Compressor Control, delves into the complex control challenges associated with centrifugal and axial compressors, particularly in surge conditions. This is a unique opportunity to learn from a true industry leader.
Freely Available Educational Resource—Process Control Case Histories
Download a freely available PDF file of Process Automation Hall of Fame member Greg McMillan’s book, Process Control Case Histories.
Feedforward Control Methods, Benefits and Resources
This week at the AIChE Spring Meeting, Process Automation Hall of Fame member Greg McMillan was awarded the best paper for his paper and presentation, Feedforward Control Methods and Benefits.
Digital Twin at Heart of Virtual Plant
In an Intech article, Digital Twins for the Virtual Plant, recently retired from Emerson’s Greg McMillan shares how this improved performance is possible.
Lifetime of Sharing Automation Knowledge
A visual look at the lifetime of knowledge sharing that Greg McMillan has created and delivered to automation professionals around the globe.
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The opinions expressed here are the personal opinions of the authors. Content published here is not read or approved by Emerson before it is posted and does not necessarily represent the views and opinions of Emerson.