Results show that restaggering OGV is more effective to reduce disturbance in integrated pylon case but with less effective in separated pylon case.

• 分离式吊架情况下，对减小扰动的作用不明显；一体化式吊架情况下，通过适当调整出口导流叶片安装角可以有效地降低转子后的压力扰动，改善流场。