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題 名 | Numerical Analysis of Turbine Stator Flow=渦輪靜葉片流場數值分析 |
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作 者 | 蘇盛竹; | 書刊名 | 中華技術學院學報 |
卷 期 | 30 2004.06[民93.06] |
頁 次 | 頁171-183 |
分類號 | 447.67 |
關鍵詞 | 飛機; 渦輪引擎; 靜子葉片; 流體力學; Transonic turbine; Shock interaction; Boundary interaction; Two-factor flux-splitting; |
語 文 | 英文(English) |
中文摘要 | 本研究的目的在發展一系列飛機渦輪引擎之靜子葉片的計算流體力學方法與程式,計算程式方面包括三維葉片格點的建立與黏性流程式開發及撰寫等,程式發展完成後將進行一系列外形及氣流條件計算模擬。除驗証程式正確性外並模擬葉片外形對氣流分離、震波/邊界層相互干擾及壓縮比等關係,以及流體黏滯性等影響下,引擎能量損失與效益分析。以尋找出葉片對能量轉換過程中,因氣動力原因而造成能量損失的原因,進而提供改良建議。 |
英文摘要 | The propose of this project is to develop a three-dimensional, compressible Navier-Stokes solver for detailed study the flow inside transonic turbine and compressor's stator in the airplane turbomachinery. In this study, the transonic shock-wave/boundary-layer interaction and viscous shear stress for the turbine and compressor stator were simulated used the implicit two-factor flux-splitting schemes for solving the thin-layer compressible flow. The computed results compared favorably with measurements and the corresponding shock boundary-layer interaction and energy loose during transonic speed was described. |
本系統中英文摘要資訊取自各篇刊載內容。