About 25 of these motor-operated valves can be considered critical, including the boiler feedwater pump suction and discharge valves; feedwater valve; feedwater heater inlet, ...

Operated via solid-state controls, the actuator opens and closes the valve by turning a rotor 90 degrees within the valve body. Should a signal or power loss occur, actuation can also be done via ...

Flowserve Corp. announced three orders totaling more than $10 million from China Nuclear Power Engineering Co. Ltd. (CNPEC) for nuclear main steam isolation valves.

The most common reference in the industry for valve actuator motors (VAMs) are motor operated valves (MOVs). The reason the term “MOV” wasn’t used in the NEC when they were added to the document ...