The current demands for three dimensions viscous flow in turbo machinery are more and more treated . this thesis presents a computational study of the flow field generated in a centrifugal fan and how that flow field changes through the downstream stator vane 葉輪機械內(nèi)全三維粘性流的計算越來越受到國內(nèi)外學者的重視,是當前國際范圍內(nèi)流體機械研究中的一個十分活躍的領域之一。
The formulas and improving algorithm of bss in this paper , which have reference value for new researcher . the software package of bss and the stator vane ’ s vibration and fatigue analysis software as the analysis tools can be operate more easily 本文所推導的盲源分離的理論公式以及對算法的改進,對后面的跟進研究者具有一定的參考價值。本文開發(fā)的盲源分離軟件包為盲源分離的應用提供了有價值的工具。
This paper uses the theory of design on parameters to achieve the software package of bss and the stator vane ’ s vibration and fatigue analysis software , which realize the process of stator vane ’ s vibration and fatigue use a key to control 本文還采用了參數(shù)化的設計思想開發(fā)了盲源分離的軟件包。同時課題期間還開發(fā)了靜子葉片振動與疲勞分析平臺軟件,實現(xiàn)了整個葉片振動、疲勞特性分析的過程的“一鍵控制” 。
By using harika algorithm , the characteristic of a high - pressure compressor is calculated at different installation angle of the inlet guide vane and the stator vanes ; the characteristics of a high - pressure turbine and a low - pressure turbine are simulated at different installation angles of the guide vane based on ainley method 本文用harika算法計算了導流葉片和靜子葉片安裝角度可調(diào)的變幾何高壓壓氣機特性;用ainley法計算了渦輪導向器面積可調(diào)的高壓渦輪和低壓渦輪的特性。