A new line of miniature threaded check valves and fixed-flow controls are available in brass or stainless steel. Standard thread sizes are 6/32, 10/32, ¼-20 and 5/16 -24. Both zero differential and ...

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 first step in selecting a valve is determining its function. • Review Cv or pressure drop when considering one valve versus another. • Don’t overlook maintenance requirements when specifying a ...

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 ...

After more than half a century of performance at Summersville Dam a second fixed cone valve is being replaced. The new valve costing around $800,000 and weighing 35 tons will be put into service by a ...

If oversize valves are installed and the combustion chamber left stock in size, the chamber walls will shroud the valves. By using a head gasket to transfer the cylinder pattern to the blued surface ...