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, ...

Article 695 covers the electric power sources and interconnecting circuits for electric motor-driven fire pumps. It also covers switching and control equipment dedicated to fire pump drivers. Article ...

Beyond the wheel, the most important mechanical equipment serving humanity is the centrifugal pump. Centrifugal pumps make modern quality of life possible. Turn on a faucet and a centrifugal turbine ...