pump impeller 中文意思是什麼
pump impeller
解釋
泵葉輪-
Three - dimensional flow investigation of axial pump impeller
軸流泵葉輪內部三維流動分析 -
Before assembling, inspect whether the fasteners are tight and make sure there are no foreign bodies blocked in the runner to avoid the damage to pump impeller and casing
安裝前應檢查機組緊固件有無松動現象，泵體流道內有無異物堵塞，以免水泵運行時損壞葉輪和泵體。 -
Not only axial force on pump impeller but also its fluctuation is the biggest among the axial forces on the three working rollers
泵輪的軸向力最大，且變化起伏較大；其他兩輪的軸向力變化較平穩，且數值也較小。 -
The results of computation show that the axial force on the impeller of pump pushes the pump impeller towards turbine, that axial force on the turbine makes the turbine close to the pump impeller, and axial force on guide roller propelles guide roller towards the pump impeller
實例計算發現，泵輪的軸向力拉動泵輪向渦輪靠近；渦輪的軸向力拉動渦輪向泵輪靠近；導輪的軸向力拉動導輪向泵輪靠近。 -
According to the distribution of pressure and velocity on the 5 types of impeller, it analyses and discribes the feature of internal flow in super - low specific - speed pump impeller
通過對五種葉輪內流動的模擬比較，描述了極低比轉數葉輪內流動的特點。 -
An optimization design system has been constructed and practically used for centrifugal compressor components and mixed - flow pump impeller
目前，已經建立了離心壓氣機部件及水泵葉輪的優化設計系統，並在工程設計中發揮了重要作用。 -
The flow equations are solved using finite difference technique. using body - fitted curvilinear coordinate system treated the boundary conditions. by iteratively solving the flow governing equation and the blade equation, the design of axial flow pump impeller in the quasi - three - dimensional rotational flow can be performed according to the angular momentum distribution, the blade which was designed in the lifting method, flow channel and the blade thickness given
其次在流動無粘性、不可壓及考慮葉片厚度的條件下，依據葉輪內的流動特性，推導了葉輪內三維流動周向平均流動控制方程以及葉片方程；在貼體坐標系中，採用有限差分法求解流動方程和葉片方程；在採用升力法設計出的葉片作為初始葉片、給定葉片速度矩分佈、葉片厚度分佈和葉輪軸面流道幾何形狀條件下，迭代求解流動控制方程及葉片方程，實現了軸流泵葉輪的準三維方法設計。 -
Numerical simulation of dense liquid - solid two - phase turbulent flow in a centrifugal pump impeller
離心泵葉輪內密相液固兩相湍流的數值模擬 -
Thirdly, image measurement technology was also taken to study gas - liquid two - phase flow in the centrifugal pump impeller
利用圖像測量技術對離心泵內氣液兩相流中的氣相流動特徵進行研究。 -
Bronze pump impeller
青銅泵葉輪 -
First the traditional lifting design method was applied to design the axial flow pump impeller on given flow parameters
首先採用傳統的升力法對給定參數的軸流泵葉輪進行了設計。 -
Instead the pump impeller should be trimmed or valves located else where in the system to partially throttle the flow
代替泵葉輪應該經過修整，或者閥門應該位於系統部分節流的地方。 -
Secondly, image measurement technology was taken to study particle - liquid two - phase flow in the centrifugal pump impeller
利用圖像測量技術對離心泵內固液兩相流中的固相流動特徵進行研究；三 -
Research on design for splitting vanes of compound centrifugal pump impeller
離心泵復合葉輪短葉片偏置設計研究 -
In the second part, a few kinds of particles with different densities and sizes were picked and used to study the trajectories and the distributions inside the pump impeller
在第二部分工作中，精心選擇幾種不同密度、不同大小粒子，進行葉輪流道內粒子運動軌跡和粒子分佈的實驗研究。 -
The character of pseudothermal temperature equation is expounded ; numerical computation of two phase flow of power law fluid in different kind of pump impeller blade and under the influence of its material parameters ( viscosity and flow exponent ) has been performed
摘要詳細闡述了顆粒擬溫度方程，計算了不同型線的葉輪及改變冪律流體物性參數對湍流流動的影響。 -
The conclusions lay foundation for efficient design and improving the property of pump impeller
這對改進適應兩相流的葉輪設計，具有重要的指導意義和應用價值。 -
In the aerodynamic optimization design of turbomachine, the approximation model methods enable to balance the computational cost and accuracy, whose successful applications in centrifugal compressor impeller, diffuser, and mixed - flow pump impeller designs are introduced to show a wide engineering foreground
基於統計學理論提出的近似模型方法有效地平衡了基於計算流體動力學分析的葉輪機械氣動優化設計中計算成本和計算精度這一對矛盾，在離心壓氣機葉片擴壓器、葉輪和混流泵葉輪設計等問題中得到了成功應用，展示了廣闊的工程應用前景。 -
Using fluid analyze software, the 3d turbulent flow is stimulated based on navier - stokes equations and k - model. the turbulent flow through axial flow pump impeller is simulated by using the non - uniform triangle mesh system and the finite volume method. calculated results are presented at the design operating condition for the impeller in detail, which give a valuable reference to improve the performance of the impeller
最後，應用cfx流體分析軟體，基於n - s方程和標準-紊流模型，採用非結構化網格技術，用聯立求解各變量代數方程組的方法對設計工況下的軸流泵葉輪內部的三維紊流場進行了詳細的數值計算與分析，並預測其性能。 -
It is not only used to design centrifugal pump impeller and diffuser, but also used to design non _ clogging pump impeller and diffuser, radial diffuser, space diffuser, etc
它除了可進行清水泵的葉輪、蝸殼水力設計外，還可設計無堵塞泵的葉輪、蝸殼以及徑向導葉、空間導葉等水力件的水力設計。
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