微喷气提高轴流压气机稳定性的研究

工程热物理学报 , 2006, 27(z1): 121-124.

1.中国科学院研究生院,北京,100080

2.中国科学院工程热物理研究所,北京,100080

3.中国科学院工程热物理研究所,北京,100080

基金项目: 中国科学院资助项目(50276059)

INVESTIGATION ON MIRO TIP INJECTION IMPROVING THE STABILITY OF AN ANXIAL COMPRESSOR

在动叶顶部采用稳态微量喷气可以在不影响低速轴流压气机的稳态工作特性下,拓宽其工作范围.为了分析微喷气作用机理,进行了一系列不同喷气结构的实验研究,包括不同喷气角,不同喷嘴安装位置以及不同喷气量.利用高频响动态传感器测量叶尖间隙动态压力谱,分析表明微量喷气可以改变叶尖顶部泄漏涡的轨迹.

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