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Archive for the ‘Production’ Category

Case Study in Carbon Black Process Optimization

Posted in Event, Production, Services, Consulting & Training on Wednesday, September 25th, 2019. No comments yet
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Emerson’s Dr. Tiffany Tang presented Novel Idea of Model Predictive Control on Fast Process! First Application at the 2019 Emerson Exchange conference. Here is Tiffany’s abstract: Carbon black formation reaction is a fast process in the order of seconds. An application of model predictive control (MPC) on such a fast process was recommended. MPC was […]

Avoid Operational Issues with Proper Control Valve Selection

Posted in Production, Valves, Actuators & Regulators on Wednesday, April 10th, 2019. No comments yet
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Because they directly touch the process flow, control valves play a significant role in the stability, robustness and variability in the process. One bad-acting control valve can create large problems for safe and reliable operations. At last week’s AIChE Spring Meeting, Emerson’s James Beall presented Specifying Control Valve Performance to Achieve Desired Process Performance. In […]

Improving Jacket Heating and Cooling Temperature Control

Posted in Production, Services, Consulting & Training on Wednesday, January 30th, 2019. No comments yet
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In many specialty chemical and pharmaceutical batch processes, you’ll find classic cascade and split-range control strategies used on vessel jacket heating and cooling. I caught up with Emerson’s Mark Coughran on a recent visit that he and Guillermo Bravo had taken to a plastics manufacturing facility. They were having issues with the jacket temperature control that […]

Award-Winning Article on Tips for Control Loop Performance

Posted in Production, Services, Consulting & Training on Friday, October 20th, 2017. No comments yet
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A few weeks ago, I recapped an article by Emerson’s Mark Coughran, Know when to look outside the PID tuning. It turns out that this article was not only filled with the wisdom that Mark has accumulated over the many years as a process control & optimization consultant. It was also award-winning. The International Society […]

Optimized and Flexible Refinery Blending for Current Market Conditions

Posted in Downstream Hydrocarbons, Production on Monday, August 7th, 2017. No comments yet
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Refinery blending operations are the “cash registers” since it “…is the last chance to optimize the final saleable product, as well as the final opportunity to achieve as close to product specifications as possible.” A recent RBN Energy blog post, The Price You Pay (For Premium Gasoline) – The Widening Price Differential Between Premium And […]