Venturi nozzles help regulate feedstock flow rates in order to minimize uneven coking inside the radiant tube walls of furnaces. Along with tubeskin thermocouple assemblies, Venturi nozzles enable ethylene crackers to operate more efficiently. Refineries and …
oil and gas
Reasons for Choosing a Liquid-Filled Industrial Pressure Gauge
Hardy Orzikowski | Know-how, PressureLiquid-filled gauges surpass dry gauges for two main reasons: performance and extended service life. Pressure gauges that are filled with a liquid, usually glycerin or silicone oil, perform better in less-than-ideal conditions. They are also more economical in the long …
Where should I install my thermowell? A guide for best practices
Adam DeLancey | Know-how, TemperatureWhen installing thermowells in a pipeline, a user must first answer several questions regarding their location, quantity, stem length, distance from each another, and effects on the process media. Thermowells are highly effective devices for protecting …
WIKA Thermocouple Verification During Catalyst Changes Saves Refineries Time and Money
Robert Torgerson | TemperatureHaving an accurate temperature profile of reactors can alert operators of small problems before they become large ones. However, the process of checking thermocouples usually requires significant downtime and, thus, expense. WIKA’s Multipoint Thermocouple …
HF Alkylation Units: How to Prevent Dangerous Emissions and Leaks
Chi-Che Ma | Know-howAlkylation units use very strong catalysts, such as hydrofluoric acid, to produce the components for high-octane gasoline. That’s why refineries need process gauges and other pressure instruments that can withstand highly corrosive environments. Petroleum …