A single power plant uses hundreds of valves to control almost every aspect of its operation. Valves, in conjunction with a controlling actuator, are used for pollution control, feed water, cooling ...

The Generation II motorized flow and pressure controls feature a planetary reducer and heavy-duty motor. The Generation II motorized flow and pressure controls feature a planetary reducer and ...

In current designs, the electronics controlling the valve are separate from the valve itself. The correct term to describe the valves is therefore electronically controlled electric valves. Since ...

HOUSTON - Two Schlumberger technologies, the latest-generation electric flow control valve and an ultra-lightweight cement system, have been awarded the prestigious Hart E&P 2002 Special Meritorious ...

Piezo elements are electromechanical transducers that convert mechanical forces (pressure, tensile stress or acceleration) into voltages. The inverse piezoelectric effect, precisely the opposite, ...