MD&A performed a major inspection and scheduled repairs of a Toshiba® 130 MW steam turbine. During this planned outage, along with a LP turbine inspection, the combined main stop/control valve (MSV/CV ...

Feedwater control valves play a critical role in boiler operation. One important parameter of their design is the pressure drop at the rated condition as well as off-design conditions. However, ...

The Fisher Type 119EZ and 119EZS main burner valves from Emerson Automation Solutions provide variable opening speeds for proper ignition in pneumatic and automated burner systems. Intended for use in ...

Learning the basics can ease loop tuning frustration and ensure stability. During plant operations, it seems that tuning control loops is an ongoing task, which can be a continual frustration to ...

Equipment designers find that proportional control technology is ideal where precise performance is required in variable pressure or flow applications. Often perceived as more complicated than other ...

Directional-control valves are vital in any pneumatic circuit, directing or blocking airflow to control the speed or sequence of operations. One method of classifying directional-control valves is by ...

If you get drips of water coming through your pipes even with the main shutoff valve completely closed, it’s probably time to replace the shutoff with a new ball valve. It’s not complicated, but the ...

Choked flow in control valves is a subject of serious concern for industrial users. The term is usually associated with destructive process conditions that can damage valve internals or expose ...