two-dimensional boundary layer 中文意思是什麼

two-dimensional boundary layer 解釋
二維附面層
  • two : n. （pl. twos）1. 兩人；兩個東西，一對。2. 二的記號。3. 兩點鐘。4. 兩歲。n. -ness
  • dimensional : adj. 1. 尺寸的。2. 空間的。3. 【數學】因次的；…次（元）的。
  • boundary : n 邊界，疆界，限界 （between）;（球場）邊線；界標；界限，范圍，分野。 aboundary dispute 邊界糾紛...
  • layer : n 1 放置者，鋪設者，計劃者。2 【賽馬】（一般）賭客。3 產卵的雞。4 【軍事】瞄準手。5 層；階層；地...
  1. Using method of oil - flow visualization techniques and measuring pressure distribution along airfoil chordwise and spanwise studies have been down for sidewall boundary - layer displacement effect in two - dimensional wind tunnel. three different chord models were tested in two different wind tunnel. in order to clarify the sidewall effects and study method of sidewall suction theory and sidewall interference correction method to remove effects of sidewall on model. the results of oil - flow test show that selection rational suction wary can obtain better testing results. by investigations on effects of the sidewall boundary layer suction and application of a sidewall interference correction method

    為了很好地解決多機場航班隊列的擁塞問題，在將進場容量、離場容量與機場容量作為統一整體的情況下，充分考慮了機場間的網路效應，詳細研究了多機場航班隊列的優化問題，建立了多機場開放式非實時流量管理的數學模型，通過選取適當的決策變量，使其為線性0 - 1整數規劃模型，實現了中心流量集中管理.與其它演算法不同，本文提出的啟發式隱枚舉演算法能很好地解決此類問題，對某機場網路系統的模擬結果證明了所建模型、優化演算法及相應軟體的有效性和可靠性
  2. In order to calculate depth - averaged two - dimensional ( 2 - d ) suspended sediment transport under waves and currents in the yangtze estuary, a numerical model system is developed. four models, a 2 - d compound fluid model including wind, waves, tides and river runoff, a swan wave model, a wave - current bottom boundary layer model and a 2 - d suspended sediment transport model are integrated

    本文建立了一個用於波?流共同作用下長江口平面二維懸沙計算的數值模型系統，主要由四部分組成，即考慮風、浪、潮、徑流的二維復合流場模型、 swan海浪模型、波?流相互作用的底邊界層模型以及二維懸沙輸運模型。
  3. An experimental investigation on the effect of single two dimensional roughness elements on boundary layer transition

    二維單一粗糙元對邊界層轉捩影響的實驗
  4. An experimental investigation on the effect of single two - dimensional roughness elements on boundary - layer transition

    二維單一粗糙元對邊界層轉捩影響的實驗
  5. Turbulence over flat wall is presented with the cfd software cfd ace ( u ) when given by various inlet boundary conditions, subgrid model and turbulence intensity under the two - dimensional circumstance. on comparing these outcomes with the experimental data, we can analyze the impacts that all these factors have on the development of flow boundary layer

    採用計算流體力學軟體cfdace （ u ） ，在二維情況下應用不同的進口邊界條件、亞格子模型和來流湍流度對平壁流動進行大渦模擬，並將模擬結果與已有的實驗結果進行對比，分析比較了這些因素對流動邊界層發展的影響。
  6. An experimental investigation on the transition in the boundary layer of horizontal plane with and without single two - dimensional roughness elements has been carried out in the wind tunnel. the distribution in normal and stream - wise directions of intensity of t - s wave excited by vibrating beam was measured in every condition. neutral curves were obtained by measuring the growth of the t - s wave at the normal critical location along the stream - wise direction

    在風洞中對水平光滑平板以及加有粗糙元平板的邊界層轉捩進行了測量與研究，比較了不同情況下平板邊界層內由振動梁激勵生成的t - s波沿流向和法向強度的分佈規律，得到了相應的振型增長曲線以及中性曲線。
  7. Numerical simulation of shock turbulence boundary layer interaction in two - dimensional nozzles

    超聲速欠膨脹沖擊射流的數值模擬
  8. " similarity transformation methods in the analysis of the two dimensional steady compressible laminar boundary layer, " by yeunwoo cho and angelica aessopos ( pdf ) ( courtesy of yeunwoo cho. used with permission

    您對麻省理工學院開放式課件網站及課程資料的使用應符合我們法律聲明中的相關條款。
  9. To compare with great deal of experimental data, the results show the improved method could be used as a generalized design methodology of film cooling for turbine blade. predictions of span - wise averaged effectiveness are made with a two - dimensional boundary layer code using the low reynolds number k - two - equation turbulent model

    研究並發展了用低雷諾數k -紊流模型為基礎的氣膜冷卻計算方法，將前人針對平板提出的摻混模型推廣應用於渦輪葉片型面，得到了與實驗數據符合良好的結果。
  10. Finally, the two dimensional flow in the diffuser is calculated, the results show that the change of ma makes an effect to the performance of the diffuser. owing to the accretion of ma, the action of oblique shock waves and the boundary layer pricks up, the flow separates from the wall where the shock waves impinge on the boundary layer more quickly, the cluster of diamond shock waves becomes larger. moreover, by comparing the change of flow field under different structure parameter, it is found that the augment of length of constant area section alter the structure of fluid field little, a smaller area ratio and larger angle of compression section make the diffuser working better

    最後，針對擴壓器中的二維流場進行了數值模擬，結果表明馬赫數對擴壓器性能影響較大，隨著馬赫數的增大，擴壓器管道內激波-附面層干擾加劇，流動從附面層分離相應加劇，激波串數目增多;通過比較不同結構參數下的擴壓器內流場，發現等直段長度的變化幾乎沒有改變流場結構，只是對局部流場稍有影響，並且在其它參數不變的情況下，一定范圍內減小面積比a2 / a1和增大收縮角有利於擴壓器性能的提高。
  11. Numerical simulation of two - dimensional shock boundary - layer interaction between a rocket and booster

    助推器附近二維激波邊界層干擾的數值分析
  12. Numerical study for the resonant triad interaction and secondary instability in a two - dimensional supersonic boundary layer

    二維超音速邊界層中三波共振和二次失穩機制的數值模擬研究
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