1)jet-wake射流-尾跡
1.Two-dimensional model,where the influence of wall boundary layers is neglected and inlet jet-wake velocity patterns are prescribed,was applied to simulate one vanless diffuser with large width-radius(ratio.采用二維方法,預先給定擴壓器入口的射流-尾跡分布,忽略邊界層的影響,對一具有大寬度無葉擴壓器進行了數值模擬;分析了擴壓器長度、葉輪葉片數目等因素對失速的影響。
2.Assuming that the flow inside the vaneless diffuser was incompressible two dimensional flow,a state matrix model was established and analysis was made on the jet-wake type disturbance at the inlet of the diffuser based on published literatures.假設擴壓器內部流動為不可壓縮的二維流動,采用小擾動方法建立了無葉擴壓器的狀態矩陣模型,并利用文獻中數據對擴壓器進口的射流-尾跡型擾動進行了分析。
英文短句/例句
1.Jet-Wake Type Disturbance Analysis in Vaneless Diffuser無葉擴壓器內的射流-尾跡型擾動分析
2.Experimental Study for Wake Vortices of an Impinging Jet in Crossflow橫流沖擊射流尾跡渦結構的實驗研究
3.Analysis of the Scattering Characteristic for the Hypersonic Flow Field with Near Wake Region of Sphere高超聲速圓球繞流流場及其近尾尾跡流場電磁散射特性分析
4.Furthermore, the horseshoe shape vortex system occurred to the upstream of the jet exit and the layer structure of vortexes occurred to the wake of the reverse flow region downstream of the jet are also investigated.另外，觀測到射流噴口上流的馬蹄渦系以及射流逆流區下游尾跡區旋渦的層狀結構形式。
5.Calculation of radar cross section of the reentry wake turbulence and analysis for the characteristics湍流等離子體尾跡雷達散射截面的計算及其影響因素分析
6.Experimental and Numerical Investigation on the Effect of Trailing Edge Blowing on the Flow of the Wake;尾部噴氣對尾跡區流動影響的實驗和數值研究
7.Oliver (1942,1948) has followed meteor trails to measure winds.奧利弗（1942，1948）曾跟蹤流星尾跡測量風。
8.Simulation research of SAR remote sensing of turbulent wake of underwater moving body運動潛體湍流尾跡的SAR遙感仿真研究
9.Flow Characteristics of Stator Wake in Small Axial Compressor小型軸流壓氣機靜葉排出口尾跡流動特性
10.Analysis of wake pattern and vortex evolution in flow past circular cylinder圓柱繞流尾跡流態特征和渦的演化過程分析
11.Theoretical Model of the Large-Scale Eddy Structures in the Near Wake Region Behind an Airfoil翼型近尾跡流中大尺度渦結構的理論模型
12.Experiments on the wake-generated internal wave by a sphere in a linearly stratified fluid線性分層流體中小球生成尾跡內波實驗研究
13.Experimental study on time series structures of the wake in a linearly stratified fluid分層流體中尾跡時間序列結構的實驗研究
14.Effects of non-axisymmetric IGV wakes on a low speed axial compressor非軸對稱導葉尾跡對低速軸流壓氣機的影響
15.LBM simulations of wake vortex patterns at low Reynolds numbers behind a row of square cylinders低Reynolds數下單排方柱繞流尾跡渦型的LBM模擬
16.THE INVESTIGATION FOR INFLUENCE OF WAKE ON SECONDARY FLOW IN A TURBINE CASCADE渦輪葉柵尾跡對二次流影響的試驗研究
17.The oscillation is called a laser wakefield because it trails the laser pulse like the wake produced by a motorboat.這個震盪稱為雷射尾跡場，因為雷射脈沖的軌跡，就像機船在海面上所產生的船痕。
18.Optimization of Fire Position for Wire-Guiding+Wake Homing Torpedo線導+尾流自導魚雷射擊陣位優化研究
相關短句/例句
wake/jet flow尾跡/射流
3)jet wake model射流-尾跡模型
1.Based on a 3 D flow analysis with the jet wake model and performance prediction, an optimization model for the centrifugal pump blade profile is developed with the efficiency as the objective function and the incident angle and distribution factor of the blade angle as design variables.在采用射流－尾跡模型進行三維流動分析和性能預測的基礎上，建立了以效率為目標函數，以進口沖角和葉片安放角分布系數等參數為設計變量的離心泵葉片形狀優化模型，應用數學規劃的方法尋求滿足一定流量和揚程要求的最佳葉片形
4)jet-wake flows射流-尾跡結構
5)wake[英][we?k][美][wek]尾流尾跡
6)three-dimensional jet-wake flow射流-尾跡三元流動
延伸閱讀
飛機尾跡[[飛機尾跡]]：飛機飛行中發動機排出的廢氣與周圍空氣混合凝結而成的特殊的云。一般發生在氣溫低于-40度、又有適當濕度條件的空氣層中。飛機尾跡對飛行沒有影響，但暴露行蹤，對航空兵戰斗行動有一定的影響。
