through flow turbine 中文意思是什麼
through flow turbine
解釋
貫流式水輪機-
Based on an engineering background, through numerical simulation of the flow field in the hp turbine of the energy efficient engine ( e3 ), the article research the unsteady flow in a transonic turbine stage, the unsteady phenomena in the stage include the shockwave, wake, shedding vortex, endwall vortex, passage vortex and leakage vortex, etc. there are two shockwaves generated on the vane the tailing edge, one on suction side is named moving shockwave, and name another on pressure side steady shockwave
本文首先對于研究的意義和國內外研究的現狀做了簡要的介紹，再從某工程背景出發，通過對e3發動機高壓渦輪內流場的數值模擬，研究了干涉的周期性的問題，以及渦輪級內常見的非定常現象：激波、尾跡、脫落渦、根腳渦、通道渦、漏流渦。導向器尾緣會出現兩道激波，在吸力面的激波可稱為「運動」激波，壓力面的激波可稱為「定常」激波。 -
The axial - flow turbine generator set is suitable for low head from 2m to 70. its feature is that the water flow passes through the runner axially. the axialflow turbine generator set can be classified into two forms according to the runner construction : one is fixed blades propeller for small variation of head and power, the other is movable blades kaplan for large variation of head and power
貫流式水輪發電機組是低水頭大流量電站的較好機型，一般適用於水頭2 ~ 15米，其特點是水流從進水口到尾水出口都是軸向的，流道基本上成直線，因而貫流式水輪發電機組具有水流特性好，效率較高等特點。 -
As a result, the metal flow pattern during forging process is analyzed and distributions of some thermomechanical field variables such as temperature 、 stress and strain are obtained, through which the forming laws during forging process of a gas turbine compressor blade are revealed
通過有限元數值模擬，分析了鍛造過程中的金屬流線分佈，得到了溫度場、應力應變場等熱力參數的場量分佈，從而揭示了葉片鍛造的變形機理。 -
After analyzing the mathematical model of wind turbine and doubly - fed induction generator, a schematic is given about the power flow in the wind turbine and generator and a static equivalent circuit is shown as well. then, through the reference frame transform, the electromagnetic equation, dynamic equivalent circuit, and vectorgraph of doubly - fed generator can be gotten in the dq reference frame. in virtue of the general dynamic equivalent circuit, it produces a asymmetry equivalent
本文在對風力機和雙饋電機進行了數學分析后，給出了功率在風力機和雙饋電機中的流動過程圖解，同時給出了雙饋電機的穩態等效電路；然後，經過坐標變換，進一步得出了同步坐標系下雙饋電機的基本電磁方程、功率方程、動態等效電路和綜合矢量圖，並藉助通用動態等效電路的形式，得出了便於定子磁鏈分析的不對稱等效電路。 -
So, it is indispensable to investigate thoroughly the three dimensional viscous flow through the turbine
為此，對水輪機內部流動狀況進行三維粘性流動數值解析是非常必要的。 -
A numerical analysis of three - dimensional viscous flow through the power turbine for marine gas turbine
一個典型艦船動力渦輪三維粘性流動的數值分析 -
The cfd code used to simulate the fluid field is the commercial software fluent. through the numerical simulation, it can make a qualitative looking of unsteady flow in a transonic turbine stage and the numerical result can be a valuable result to the following research
本次數值模擬使用的是商業計算流體力學軟體fluent ，通過數值模擬，最終能夠對整個流場有定性的說明，同時對一些特定的流動現象能夠較好的模擬出來，為以後的進一步研究提供參考。
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