AUTHOR: Asutosh Chavda, Sarnia, Ontario, Canada This article will present the sizing technique for two-phase flow through relief valves and orifices. The procedure is simple but rigorous and generally ...

Pneumatic valve position control systems are extensively used in industrial processes, and their performance is crucial for ensuring the quality of industrial production. As far as we know, the PID ...

Abstract: In this paper, a PID controller is designed and constructed to control the output pressure of needle valve in the hydraulic circuit. The valve is controlled by the servo motor which has ...