采用现代三维计算流体动力学CFD技术,对高压离心压缩机轴向推力进行分析。建立了叶轮间隙和迷宫密封的整体模型,并充分考虑了叶轮两侧密封对轴向推力的影响。
Axial thrust of multistage high- pressure centrifugal compressor is analyzed using 3D calculating flow. CFD technology. Whole model of impeller clearance and labyrinth seal are built up, and the effect of seals with two sides of impeller to axial thrust is considered fully.