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valves


Troubleshooting Issues and Eliminating Headaches Related to Control Valves

An oscillating control valve may appear to be the source of control instability and repair efforts are usually focused only there. When this fails to solve the issue, further investigation…


Equipment Showcase [December 2020]

POWER features a different power-related equipment category in selected issues throughout the year. This month’s showcase includes a variety of items used in the power generation industry, from pumps and…


Equipment Showcase—November 2020

Pumps and pumping systems have multiple applications in power plants, and the valves and fittings involved with these pumps are key to their efficient and ongoing use. Pumps used in…


Equipment Showcase: Valves, Pipes, and Fittings

Proper valves, pipes, and fittings are important for the successful operation of power generation facilities. This equipment includes products with versatile designs to establish effective joining and sealing methods, and…


Severe Modulation in Feedwater-Control Valves Reveals Need for Periodic Calibration
Feedwater-control-valve-hrsg-logic

Some combined cycle plants have two feedwater-control valves: a small startup valve with the extra cavitation protection needed during startup and low-load operations, and a larger main valve with the…