Hydroacoustics of Self& excited and Cavitating Jet Pipe and Its Application 自激振荡气蚀射流喷管内水声学理论及其应用
In this pa-per, the mechanism of self-excited pulsed jet emerged in nozzle with special texture is introduced by use of the basic principles of hydrodynamics and hydroacoustics, and the rules influencing self-excited effects by cavity-chamber structure parameters and back pressures etc. are analyzed through test. 本文介绍了利用流体动力学和水声学的基本原理在特殊喷嘴结构中产生自激脉冲射流的机理,通过实验研究了腔室结构参数和回压等因素对自激效果的影响规律。