喘振和旋转失速裕度等稳定性问题是压气机设计者所关心的主要问题之一,
不稳定流动大多数情况下都是从压气机端部区域开始的, 如果能够延迟端部区域的失速 …

The predictions of the onset of rotating stall and surge are very important in the preliminary
design stage of a compressor. Rotating stall and surge are complex instabilities that cause …

The results of an investigation in which the predicted aerodynamic performance of the NASA
Stage35 singlestage compressor is compared with the measured experimental data over the …

This study addresses the technical challenge that conventional self-recirculating casing
treatments predominantly enhance the compressor stability with minimal efficiency gains …

In this paper, unsteady characteristics of a modified vaned-recessed casing treatment with
23.2% rotor blade tip axial chord exposure were studied numerically. The modifications to …

A new time-accurate computational approach for predicting stall inception due to long-and
short-wavelength phenomena in multistage axial compressors is introduced. The …

This paper investigates the effects of two modifications to a vaned recessed casing
treatment. First, the shape of a circular curve was used in the top of the treated casing …

实验结果表明, 应用于半开式离心压气机的孔式机匣处理方式可以有效扩大压气机的稳定工作
范围, 而且不会降低压气机的效率. 采用数值计算方法, 比较了某离心压气机叶轮有无孔式机匣 …

In this paper, unsteady characteristics of a modified vaned-recessed casing treatment with
23.2% rotor blade tip axial chord exposure were studied numerically. The modifications to …

为探索凹槽导叶式处理机匣(RVCT) 轴向叠合量对风扇性能的影响, 选取升力风扇为对象,
采用数值模拟方法对实壁机匣和4 种不同轴向叠合量的凹槽导叶式处理机匣进行研究. 结果表明 …