| 1. | A simplify high pressure turbine ( hpt ) tip clearance model is analyzed with the cyclic symmetry method . research on the flow , heat and structure integration analyses is achieved in this paper . flow / heat analysis is done by fluent software , and heat / structure analysis is done by ansys software 针对涡轮部件的结构特点,进行了适当的简化,利用参数化设计思想建立了涡轮叶尖间隙计算模型,用循环对称的方法分析了某型发动机高压涡轮叶尖间隙在工作过程中变化的情况。 |