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 ...

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, ...

Vacuum-operated EGR valves use a vacuum solenoid to vary the vacuum and direct it, opening and closing the EGR. Some systems even have sensors that feed information to the onboard computer. Digital ...

Prior to the engineers’ new solution, motor-operated devices underwent regular testing, particularly the motor-operated valve (MOV). Water flowing through the valve cools various equipment in ...

Flowserve announced that it has also been awarded a contract by SNPEC to supply safety-related valves for units 1 and 2 of the Taishan nuclear power plant under construction in Guangdong province.