Energy companies around the world, including in the U.S., have converted some of their petroleum refineries to produce renewable diesel instead. Others are planning to do so. Temperature monitoring of catalyst beds, using multipoint thermocouple assemblies, plays a key …
refinery
Improving Olefin Production Efficiency: Testing the Performance of Different COT Sensor Designs
Robert Torgerson | Applications, TemperatureTo minimize coking and maximize the conversion rate in a steam cracker, olefin producers need to closely monitor the furnace’s coil outlet temperature (COT). Various types of sensors measure this key parameter . WIKA USA tested the common sensors designs to evaluate …
Improving Olefin Production Efficiency with Coil Outlet Temperature (COT) Measurement
Robert Torgerson | Applications, TemperatureAt the 2025 AIChE (American Institute of Chemical Engineers) Spring Meeting, Alina Green presented WIKA's unique R&D evaluation of critical ethylene steam cracker coil outlet temperature (COT) sensor designs and installation best practices. The following is …
WIKA Provides Custom-Made Thermocouple Array for Contactor Column in a Chevron Refinery
Robert Torgerson | Applications, TemperatureWIKA designed a multipoint thermocouple array specifically for easy retrofitting into an existing amine contactor column at a Gulf Coast refinery. We customized the length so that there was a measuring junction at specific tray heights, then we threaded the array …
A WIKA–Chevron Partnership: Maximizing Amine Contactor Efficiency with Multipoint Temperature Systems
Robert Torgerson | Applications, TemperatureWIKA USA recently had the privilege of partnering with Chevron to custom-build multipoint thermocouple arrays for their refineries’ contactor columns. A chemical specialist from WIKA and a process control engineers from Chevron jointly presented the following …





