pH sensor stands up to tough conditions
Design provides improved reliability in a polymer-precursor batch reactor. Sensors must respond quickly and survive a harsh environment. Poor probe reliability can make the difference between a process that makes money and one that doesnt.
Distillation control and optimization, Part 3
Control's Béla Lipták continues his series on control of distillation processes, this time focusing on managing reboiler flow, temperature, feed rate, loading and reflux for economy, stability and safety.
Know when to leave a sinking ship
The unspoken truth about projects is that they all come to an end, according to Dirk Willard in this month's Field Notes column. The key, he says, is knowing when to leave.
Chemical industry sees green
Developments target economics, not just environmental benefits. While pollution prevention was the original goal of green chemistry, todays efforts promise to have a substantial economic impact.
Were starting the new year off right
The magazine and Web site are gaining significant enhancements. Weve ratcheted up our efforts to identify ways of better serving you. As a result, were launching several features that we hope will make Chemical Processing and ChemicalProcessing.com even more valuable to you.
Distillation control and optimization, Part 1
Control columnist Bela Liptak describes the distillation process and PID-based controls, reviews optimization strategies, and shows how advanced controls can cut operating costs of distillation.