诱导轮不同流体介质空化热力学效应研究进展与展望  

Research progress and perspectives of thermodynamic effects of cavitation in different fluids media within inducer

作　　者：许彬 刘克洋 沈熙 王浩[1] 张德胜[1] XU Bin;LIU Keyang;SHEN Xi;WANG Hao;ZHANG Desheng(National Research Center of Pumps,Jiangsu University,Zhenjiang,Jiangsu 212013,China)

机构地区：[1]江苏大学国家水泵及系统工程技术研究中心,江苏镇江212013

出　　处：《排灌机械工程学报》2023年第9期888-898,共11页Journal of Drainage and Irrigation Machinery Engineering

基　　金：国家自然科学基金资助项目(51776087);江苏省杰出青年基金资助项目(BK20211547)。

摘　　要：针对诱导轮内不同流体介质空化热力学效应,从理论、试验和数值模拟等方面进行了总结.在理论研究方面,详细介绍了热力学效应的形成机理以及表征空化热力学效应的相关参数,指出深入挖掘低温介质空化热力学效应动力学特性及相关机理是理论研究的发展方向.在试验研究方面,详细评述了诱导轮内不同流体介质空化热力学效应的研究进展,指出诱导轮内低温介质非稳态可视化试验是未来的研究方向.在数值模拟研究方面,对考虑热力学效应的空化模型和湍流模型进行了总结,并且详细阐述了诱导轮内不同流体介质空化热力学效应的数值模拟研究进展,认为针对热力学效应对不同空化形态影响的定量研究是未来的发展方向之一.最后基于诱导轮内不同流体介质空化热力学效应的研究现状,对该发展方向进行了探讨与展望.In view of the thermodynamic effects of cavitation of different fluid media in the inducer,the theoretical,experimental and numerical simulations were summarized.In the aspect of theoretical research,the formation mechanism and the relevant parameters characterizing the cavitation thermodynamic effect were introduced in detail.It is pointed out that the development direction of theoretical research is to deeply explore the dynamic characteristics and relevant mechanisms of the thermodynamic effects of cavitation in cryogenic media.In the aspect of experimental study,the research progress of the cavitation thermodynamic effect of different fluids in an inducer was reviewed in detail.It is pointed out that the unsteady state visualization test of cryogenic media in the inducer is the future research direction.The numerical simulation of the cavitation thermodynamic effect was discussed in terms of the cavitation and turbulence models,which provided a detailed analysis of the numerical simulation of the cavitation thermodynamic effect of different fluid media in the inducer.It is considered that the quantitatively study the effect of thermodynamic effects on different cavitation forms is one of the deve-lopment directions in the furfure.Finally,based on the current research situation of cavitation thermo dynamic effects of different fluids in the inducer,the development direction was discussed and prospected.

关 键 词：诱导轮 流体介质 热力学效应 低温空化 

分 类 号：S277.9[农业科学—农业水土工程] O352[农业科学—农业工程]