Thirdly , this article concludes the main equation set by the means of two - control - volume , and then defines the non - solution variable quality , and finally simplifies the main equation set 3 、用两控制容积模型建立方程,推导出主导方程组,对非求解变量进行了确定,同时对主导方程组进行了化简。
Fourthly , this article finds the solution to the main equation set about labyrinth seals model of two - control - volume , concludes the pressure distribution in labyrinth seals , and further obtains the answer of the calculation formula on the four dynamic characteristics about labyrinth seals 4 、对迷宫密封两控制容积模型主导方程组运用摄动分析方法进行了求解,得到了迷宫密封腔中的压力分布,并进一步求解得到迷宫密封的四个动力特性系数的计算公式。
This article is mainly about the study on the dynamic characteristics of labyrinth seals and concludes the dynamic characteristic of labyrinth seals with the two - control - volume model by the means of turbulent flow theory and calculating fluid mechanics in order to further study on the flowing law of the labyrinth seals 本论文围绕迷宫密封流场动力特性系数的研究展开的,采用两控制容积模型,利用湍流理论和计算流体力学的方法,深入研究迷宫密封内部流动的规律、密封性能,获得迷宫密封的动力特性系数。