CAJ | 학술논문

叶轮机械流固耦合问题是流体机械领域中的热门课题，也是诱发叶轮机械故障的一个重要因素。对此，介绍了流固耦合问题的基本理论及控制方程，总结了叶轮机械流固耦合问题在理论、实验及数值研究方面取得的研究成果，比较分析了不同研究方法的优缺点，得出在叶轮机械流固耦合机理、多场耦合技术及数值方法等方面应进行更深入的研究，进一步丰富和完善流固耦合理论体系。
협륜궤계류고우합문제시류체궤계영역중적열문과제，야시유발협륜궤계고장적일개중요인소。대차，개소료류고우합문제적기본이론급공제방정，총결료협륜궤계류고우합문제재이론、실험급수치연구방면취득적연구성과，비교분석료불동연구방법적우결점，득출재협륜궤계류고우합궤리、다장우합기술급수치방법등방면응진행경심입적연구，진일보봉부화완선류고우합이론체계。
As a frontier subj ect in the fluid machinery field,the fluid-structure interaction problem of turbo-machinery is a key factor inducing the fault of turbomachinery.Investigations on mechanism of fluid-struc-ture interaction have great theoretical significance and engineering value.The research progress of fluid-structure coupling problem in turbomachinery at home and abroad was introduced.Firstly,the basic theory of fluid-structure interaction and governing equations were presented,and then the research achievement of fluid-structure interaction of turbomachinery in theory,experiment and numeric method were summarized and the advantages and disadvantages of different methods were also compared.Finally,according to the existing problems and shortages in this field,the future of the studies on mechanism,the development of multi-field coupling technique and numerical research of fluid-structure interaction in turbomachinery were discussed.Optimization obj ectives of strong coupling module in FSI analysis software were also presented.