Mark Nymeyer discusses the advantages and limitations of butterfly valves, and highlights developments that are making them more suitable for flow control. Butterfly valves are lighter, smaller and ...

Gate valves are used in a wide range of applications, most commonly in water pipelines handling process water as a utility, and in wastewater treatment. There are, however, some considerable drawbacks ...

In process flow control, there are many factors affecting variability, but the greatest contributor is the control valve’s performance. Issues associated with control valves, such as dead band, ...

This study presents the numerical evaluation about the impact of flow disturbance near the intrados and extrados regions of the 90 degree bended elbow using CFX for several practical cases where the ...

Abstract: One of the key areas in which electronic cooling research has been focusing on, is addressing the issue of non-uniform at package level. This challenge has incited the use of numerous ...

This case study from the Waste Water Treatment Plant in Munich, Germany  shows how a capacity increase gained gained Capacity ...