cavitation intensity

The experimental results show that the structure of venturi parameters have a great impact on the hydrodynamic cavitation intensity.

结果表明：文丘里管结构参数对水力空化强度影响非常大。

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When the inlet pressure is constant, the distance between the nozzle and the reed influence on cavitation intensity and there is an optimal value.

当入口压力一定时，喷嘴到簧片的距离对空化强度有影响并存在一最佳值。

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It is suggested that the controlled shot peening can be used for impairing cavitation intensity and slackening development of cavitation.

水轮机空蚀破坏具有典型的机械疲劳破坏特征，针对其特点，提出采用受控喷丸工艺来减弱水轮机空蚀强度，延缓空蚀的发展。

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The results show that a distinctive augmentative effect on natural convection is observed with acoustic cavitation, and cavitating intensity and orientation are important factors affecting natural convection enhanced by acoustic cavitation.

研究结果表明：声空化对自然对流传热有显著强化作用，空化强度及空化方向是影响声空化强化自然对流传热的重要因素。

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This paper mainly reviewed several measurement methods of ultrasound cavitation intensity and forecasted its development in the future.

本文主要介绍超声空化的主要探讨了几种测量方法及对超声空化有影响的几种参量，并对超声空化的发展进行了展望。

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Review on Measurement of Ultrasound Cavitation Intensity

超声空化强度测量的研究进展

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Reed whistle nozzle size on the cavitation intensity of impact, with the nozzle length and the thickness ratio increases, the cavitation effect of strengthening.

喷嘴尺寸对簧片哨的空化强度有影响，随着喷嘴长度与厚度比值的增加，空化效果加强。

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When the inlet pressure of nozzle and the distance to the reeds of certain size, cavitation intensity increase as the ratio of nozzle length and thickness increasing. 4.

当入口压力、喷嘴到簧片的距离一定时，簧片尺寸对空化强度有影响，随着喷嘴长度与厚度比值的增加，空化强度增强。

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Moreover, most ultrasonic cleaners are operated at the frequency range of 20-40 kHz, in this range, we can get high cavitation intensity, but the noise caused by cavitation is also high, which bring pollution to the working environment.

常用超声波清洗机的工作频率多选在20～40kHz之间，这时产生的空化强度较大，但空化引起的噪声也大，为工作环境带来了污染。

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