One of the distinguishing features is that they don't need valves to operate. That's to say, the Wankel rotary engine design ...

Penumbra announced that it has launched the Element vascular access system, a laser-cut hypotube sheath designed for treating ...

Using an actuated ball valve for isolation on the steam train to the process can lead to water hammer, pressure spikes, loss of product, or bacteria growth. In contrast, a rotary valve has exceptional ...

In case this is a rotary valve, add 3 dB to the total. If your FL factor is different from 0.7, then add the following ∆FL numbers: In cases where your fluid is something other than water, add the ...