Douglas Hofstadter asks in his recently published book, "I Am a Strange Loop," how anything as amorphous and mysterious as the I within each of our brains can exhibit any real power over the physical world.
Every month, Controls editors take a specific product area, collect all the latest, significant tools we can find, and present them here to make your job easier. This month, we focus on loop controllers.
Control in the field is becoming mainstream once again just as the ISA SP50 fieldbus committee predicted it would be. CONTROL's regular contributor Dave Harrold looks at the integrity of the control loop.
Columnists Greg McMillan and Stan Weiner, PE, bring their wits and more than 70 years of process control experience to bear on your questions, comments and problems in this months installment of Control Talk.
Control Talk columnists McMillan and Weiner say in order to get good performance, you need to measure and track the process, the controls, and the equipment under actual real-time operating conditions.
Every month, CONTROL editors take a specific product area, collect all the latest, significant tools we can find, and present them here to make your job easier. This month, we take a look at loop controllers.
The single-loop controller is alive and well and living in process automation. Find out what they are used for in this Product Roundup of loop controller devices, and maybe you can solve a problem or two.
ControlGlobal.com presents "Ask the Experts," a column moderated by noted process control authority and columnist Bela Liptak. Save yourself the hefty consulting fees by getting the answer to your question from Liptak's cadre of professional automation experts.
McMillan and Weiner imagine a transcript of a control engineer on a daytime talk show and offer up the Top 10 reasons why you wont find a model-based control text book anywhere in todays college classroom.