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Flow control valve understanding

You are thinking way too hard about this. Of course velocities change inside the valve, but no one cares. The valve puts an obstruction in the flow which slows it down. Mass flow rate in and out are ...
Tiger Guy's user avatar
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Can an archemedes screw powered by a waterwheel supply water to a building?

The usual solution to this in the 1800s was a hydraulic ram. This consists of a long pipe parallel to the stream with a valve in it. When the water runs quickly it sucks the valve open, diverting the ...
Greg Locock's user avatar

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