轴流压缩机转子叶栅内粒子沉积及对其性能影响的数值研究

工程热物理学报 , 2004, 25(5): 779-782.

1.西安交通大学能动学院,陕西,西安,710049

2.西安交通大学能动学院,陕西,西安,710049

3.西安交通大学能动学院,陕西,西安,710049

基金项目: 国家自然科学基金(50136030) 日立公司资助项目

NUMERICAL SIMULATION OF PARTICLE DEPOSITION AND PERFORMANCE DETERIORATION IN AXIAL COMPRESSOR ROTORS

计算了一轴流压缩机入口级的三维流场,在此基础上,通过UDF引入作用于旋转坐标系下固体粒子上的附加力,计算了该入口级动叶内粒子的运动轨迹和叶面上粒子的沉积分布情况,并在此基础上模拟了由于粒子沉积所引起的压缩机动叶叶栅的性能恶化,为发展气动防沉三维叶片的优化设计提供了研究基础.

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