Numerical Simulation and Experimental Research of the Flow Coefficient of the Nozzle-Flapper Valve Considering Cavitation

• Published in: International journal of fluid machinery and systems Vol. 10; no. 2; pp. 176 - 188
• Main Authors: Li, Lei, Li, Changchun, Zhang, Hengxuan
• Format: Journal Article
• Language: English
• Published: Tokyo 한국유체기계학회 01.01.2017; Japan Science and Technology Agency
• Subjects: Cavitation; Computer simulation; Design parameters; Flow coefficients; Inlet pressure; Mathematical models; Nozzles; Pneumatics; Simulation; Throttles; 기계공학; Nozzle-flapper valve; Numerical simulation; Flow coefficient; Cavitation; Servo valve

The nozzle-flapper valves are widely applied as a pilot stage in aerospace and military system. A subject of the analysis presented in this work is to find out a reasonable range of null clearance between the nozzle and flapper. This paper has presented a numerical flow coefficient simulation. In ev...