The phenomenon of flow instability in the axial and centrifugal turbomachinery, including rotating stall and surge, has been a long-standing problem for the turbomachinery design and stable operation.
压缩系统中的以旋转失速和喘振为代表的流动失稳现象一直是困扰叶片式叶轮机械设计的难题。
参考来源 - 压气机叶顶泄漏流动的控制策略及其扩稳机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
塑性流动失稳破坏是由孔隙水压力的累积作用起主导作用；
Plastic flow failure is mainly induced by building up of excess-static pore pressure.
这对材料的变形是有害的，要避免在流动失稳区进行热加工处理。
Thermo mechanical processing in this region should be avoided because this was harmful to deformation of the alloy.
结果表明，附面层径向涡是该压气机转子流动失稳的一个很重要的原因。
The result shows that the boundary layer radial vortex becomes an important factor for causing compressor flow instability.
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