论文部分内容阅读
叙述了活塞式调节阀阻力特性试验的原理、设备、步骤、结果和结论。对应用的雷诺相似原理和阻力平方区理论做了较为详尽的阐述。对活塞式调节阀的设计与阻力系数试验具有一定的指导意义
Describes the principle, equipment, steps, results and conclusions of the piston control valve resistance characteristics test. The Reynolds similarity principle and the resistance square theory are applied in detail. The piston-type control valve design and drag coefficient test has some significance