Reshaping process control: A corporate prerogative
10.01.2011
| Kern, A.G., Tesoro Corp., Los Angeles, California
Keywords:
Prior to the 1980s, process control was in the dark ages. Our main “technology” was the single-loop controller, despite that it operated obliviously to the many interactions and non-first order responses that characterize most processes. Due to cumbersome capabilities, usually involving hardware and wires, if not tubing and pneumatics, any enhancement, such as feedforward, override or adaptive gain, was undertaken only for the most demanding or profitable loops.
To continue reading please, log in to hydrocarbonprocessing.com.
Subscribe now for premium access and unlimited access to the site, including archived articles and the process handbooks. Start a free trial to gain access to articles from the current issue of Hydrocarbon Processing.
Already have an account?
Subscribe
Subscribe today and gain unlimited and immediate access to the site. Plus, you'll receive the next 12 issues of the magazine in your choice of print or digital format. Start your subscription today.
Subscribe
|
Free trial
Start a free trial and gain immediate access to the current issue of the magazine plus additional, select content.
30 Day Trial
|