tip turbine 中文意思是什麼
tip turbine
解釋
葉端噴流透平-
In the vscf system, the tip - speed ratio of wind turbine is almost retained at a constant value during a wide range of wind speed, which can improve the efficiency and stabilization of the system. it also can be connected to the grid without any voltaic strike
交流電機變速恆頻風力發電系統是20世紀70年代中後期以後逐漸發展起來的一種新型發電系統，變速恆頻風力發電技術因其高效性和實用性正受到國內外越來越多的重視。 -
An interpolation program is used to convert the fluent result data to the ansys load data. it is a new method to analyze turbine tip clearance. in this paper, some research of the numerical computation of the tip clearance of aero - engine is done, the parametric method is used and the research on the flow, heat and structure integration analyses is accomplished
本文對渦輪機匣氣熱固一體化分析方法做了研究，通過編制了載荷轉換與施加程序，從氣熱計算模型中提取溫度場計算結果，並作為載荷加入到熱固耦合計算模型中，實現了高壓渦輪機匣的一體化計算分析，為實現渦輪葉尖間隙的氣熱固一體化分析打下了基礎。 -
The result of the calculation for tip clearance is reasonable when it is compared with theory. two ways are put forward for convention of dimension of the turbine components from high temperature to low one, which is related with tip clearance, a simple example is used to illuminate that the two ways are useful, using the method of design optimization, axiisk and a blade of a certain turhine is analysed, it showes that the method of design optimization is feasible to be used for convertion of dimension of the turbine components. finally, ansys software is used to analyzed the variation of tip clearance with the method of cyclic symmetry analysis when engine works under the conditions of temperature and rotational speed, am using a new method to deal with thermal contact resistance in the calculation
本文完善了計算渦輪葉尖間隙的簡化演算法程序，增加了程序的計算功能，並將其應用於某高壓渦輪進行葉尖間隙分析，所得結果與理論結果進行了對比，得出修改後的程序用於葉尖間隙計算是合理的；同時提出了與葉尖間隙相關的渦輪典型部件的冷、熱態的尺寸兩種換算方法，使用優化設計的方法進行了實例分析，說明了所提出的計算方法是可行的；最後應用ansys有限元軟體利用循環對稱的方法分析了某型發動機高壓渦輪在溫度場及離心力作用下的葉尖間隙在發動機工作過程中變化情況，並分析了計算中的接觸熱阻的處理問題。 -
Laser doppler velocimetry : measurement of turbine tip gap by optical fiber probe
用光纖探頭測量渦輪機葉端間隙 -
Experimental and numerical study of wall flow pattern of turbine cascade with tip clearance
有間隙渦輪葉柵壁面流譜實驗與數值模擬研究 -
The numerical simulation and experimental research made on the characteristics of the clearance cavitations in kaplan turbine are described herein ; in which the analysis mainly is concentrated on the characteristics of leakage - vortex caused by the flow of the clearance between blade tip and blade chamber, that occurs at the front - pressure side of the blade, and the intensity of the secondary - flow - vortex ; furthermore, the relationship in between the leakage - vortex, secondary flow vortex, cavitations and erosion are analyzed as well
摘要對軸流轉槳式水輪機輪緣間隙流動及空化特性進行數值模擬和試驗研究，重點分析輪緣間隙流動在正面頭部泄漏流動所引起的泄漏渦帶、二次流動的漩渦強度和空化特性，以及泄漏渦帶旋轉、二次流動的漩渦與空蝕和磨損之間的關系。 -
The parametric method is used in the process of turbine parts modeling and tip clearance analysis. due to the complexity of the turbine parts, some characters are predigested
本文引入了近年來迅速發展的參數化設計思想，應用於渦輪部件的建模和葉尖間隙的分析。 -
In this paper, the status quo of the tip clearance of aero - engine is surveyed, the theory and the method of the numerical computation of tip clearance are introduced, the simple tip clearance calculation program is modified and refined and the computation method of the turbine temperature field is improved
本文闡述了國內外航空發動機葉尖間隙的研究現狀，介紹了渦輪葉尖間隙計算的理論和方法。對渦輪葉尖間隙準二維計算程序作了修改和完善，改進渦輪部件溫度場的計算方法，增加了變量顯示/修改、程序控制和結果顯示界面，使軟體更加直觀，實用。 -
A simplify high pressure turbine ( hpt ) tip clearance model is analyzed with the cyclic symmetry method. research on the flow, heat and structure integration analyses is achieved in this paper. flow / heat analysis is done by fluent software, and heat / structure analysis is done by ansys software
針對渦輪部件的結構特點，進行了適當的簡化，利用參數化設計思想建立了渦輪葉尖間隙計算模型，用循環對稱的方法分析了某型發動機高壓渦輪葉尖間隙在工作過程中變化的情況。 -
Numerical study of vortex structure within turbine cascade with tip clearance
有間隙渦爐葉柵渦系結構的數值模擬
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