Working with supercritical fluids poses challenges when designing heat exchangers. Some practical tips and precautions are presented here Industrial applications involving fluids at high pressure — pressure above the critical pressure of a particular fluid — are increasing in number.…
In low-temperature conditions, the use of compatible sealing materials is essential for leak-tight operation and proper functionality of pressure-regulating devices Harsh, frigid conditions are among the most challenging industrial environments (Figure 1) for fluid-handling applications. At these temperatures, it is…
Pumping hazardous chemicals requires specific shaft-sealing technologies to ensure containment and reliability Hazardous chemicals are defined by the Environmental Protection Agency (EPA; Washington, D.C.; www.epa.gov) as those that are potentially harmful to human health and the environment. Existing as gases…
Understanding what technology is available is a first step towards selecting the right pump for metering applications Reciprocating metering pumps are problem solvers for difficult fluid-handling tasks and applications. Their main function is the metering of a precise fluid volume…
Thermal oxidation is used to destroy tailgas from biogas-upgrading facilities. Presented here are guidelines for selecting the proper method With the evolving economics of renewable energy credits comes increased interest in biogas-upgrading facilities. Renewable natural gas (RNG) plants are being…
Purity requirements and gas properties require different methods for the purification of industrial gases. Provided here are key considerations for selecting gas purification technology Industrial gases are critical for a wide range of applications throughout the chemical process industries (CPI).…
Five different examples are presented in which specialty mixers are used to perform tasks more efficiently than conventional approaches Specialty mixers serve a vast range of applications throughout the chemical process industries (CPI). The approach to mixer selection invariably starts…
A method of quantifying mixing according to a mixing index is presented. This index can evaluate and predict mixing intensity related to fluid velocities in stirred tanks The stirred tank is one of the most common and versatile pieces of…
Effective agitation of fluids for blending and motion requires a detailed analysis of capacity, viscosity and dynamic response for the fluid system, in order to find power and shaft speed of the agitator and corresponding sized of the turbine impeller.…
When properly selected and stored, intermediate bulk containers (IBCs) can be used to safely transport products in the chemical process industries Demand within the global market for rigid intermediate bulk containers (IBCs) has grown at a steady rate in recent…