by Cowan Dynamics | Aug 9, 2021 | Valve Actuators
The valve positioner is a feedback mechanism. It allows valves to be positioned precisely in accordance with the output signal of the controller, in the presence of major disturbances caused by unbalanced forces acting on the valve stem, changes in actuator...
by Cowan Dynamics | Jul 27, 2021 | Solutions for Harsh Environments
In this article you’ll learn to maximize mineral recovery in a flotation cell. Dart valves have traditionally been used as level control valves in flotation cells. The dart valve positioning in flotation cells requires high consideration as the goal is to...
by Cowan Dynamics | Jun 15, 2021 | Valve Actuators
In this article, you will learn about the globe valve, when to use it, and globe valve actuator options based on the power source available. Globe valves are linear valves whose closing membrane is a disc or plug that opposes the flow inside the valve body, allowing...
by Cowan Dynamics | Jun 8, 2021 | Valve Actuators
Why use a valve actuator limit switch? Valve automation is not simply the selection of the actuator. Control components are a big part of the complete actuation assembly. When looking into the components that a valve automation system must have, we normally see...
by Cowan Dynamics | May 31, 2021 | Valve Actuators
In this article, you will learn about the various applications for knife gate valves & knife gate valve actuators. Knife gate valves are linear valves in which the closing membrane is a gate that is sharpened to better cut through the process media (such as...
