牛頓流型 的英文怎麼說
中文拼音 [niúdùnliúxíng]
牛頓流型
英文
newtonian fluid model-
4. based on the viscous hydrodynamics, the leakage characteristics of newton liquid that is transmitted by helical gear pump are researched for the aim of the least power loss, and the leakage model is founded, the mathematic models of the radial and the axial leakage are gained. at the same time the optimal radial leakage and axial leakage are got, and the numerical calculation is achieved
基於粘性流體力學,以功率損失最小為目標,首次對牛頓流體在斜齒齒輪泵中的漏流特性進行了研究,建立了泄漏模型,分別得到了斜齒齒輪泵的徑向和軸向泄漏的數學計算模型;同時得到了斜齒齒輪泵最佳徑向間隙和最佳軸向間隙,並在此基礎上進行了數值計算。The formulation for the flow model is given using the finite element / control volume ( fe / cv ) technique based on darcy ' s law of creeping flow through a porous media. the heat transfer model is based on the two - dimensional, transient heat conduction equation, including heat generation. the cure kinetics model is based on kamal ' s model, and the degree of the resin cure as a function of temperature and time
樹脂流動階段的模擬是根據牛頓流體在多孔介質中的滲流理論,應用darcy定律並使用有限元/控制體技術建立起來的;熱傳遞模型是一個二維瞬態熱傳導方程,考慮樹脂反應放熱;樹脂的固化模型利用了kamal提出的固化動力學方程,將固化度取為時間和溫度的函數。Based on prandtl ' s momentum transportation, this paper calculates in detail the physical quantities such as eddy viscosities, and ratio of eddy viscosity to motion viscosity, total stresses with respect to relative position in three regions of viscous sub - layer, buffer layer, and main turbulent stream for non - newtonian fluid flowing turbulently in ducts, which according to karman ' s three layer models and measurement of fluid parameters in evaluation apparatus, discusses the influence of polymer drag reduction on flowing properties of non - newton fluid, analyzes quantitatively principle of turbulent reduction phenomenon and condition of increasing reduction rate
摘要以普蘭德動量傳遞理論為基礎,按照卡門的三層模型,通過室內模擬環道用0號柴油及加入減阻劑在圓管內的流動參數的測定,計算了非牛頓型流體管內湍流邊界層的層流內層、過渡層、湍流中心的渦流粘度,渦流粘度與運動粘度比、總應力隨相對位置的變化等定量參數,探討了高分子減阻劑對非牛頓流體流動特性的影響,對湍流減阻現象的機理與增大減阻率的條件進行了定量分析。On the basis of theoretic research on developing motivity of relative enterprises, targeting with the development motivity of logistics enterprise, the essay analyzes the developing motivity field model in logistics enterprises according to the logistics field theory, refers to the particle motion and bearing force, uses the newton ' s first and second laws, discusses the relationship between enterprise development level and enterprise bearing force or each motivity resource field, and puts forward the countermeasures on promoting the development of logistics enterprises
摘要在有關企業發展動力的理論研究基礎上,針對物流企業的發展動力問題,根據物流場理論,對物流企業發展動力場進行分析,構建物流企業發展動力場模型,借鑒質點運動與受力,應用牛頓第一、第二定律,探討企業發展水平與企業發展受力或與各個動力源場強之間的關系,提出推動物流企業發展的策略。A simple pressure - reduced capillary viscometer was designed. it was used for studying the abnormal rheological properties of surfactant solutions, such as fluid patterns, thixotropy and negative thixotropy
安裝了一種簡單的減壓型毛細管粘度計,用於測量非牛頓性表面活性劑溶液的流變性質,如判斷流體類型,判斷流體的觸變性及負觸變性等。According to newton - raphson ( nr ) method, a new power flow method based on reliable power flow technique is proposed
摘要根據牛頓法的基本原理,建立了一種基於輻射配網潮流技術的求解有環配電網潮流的新模型。Based on the shear theory of newtonian viscous liquid, the fusible damp coefficient is established for electromagnetism dynamic polymer extruder screw ' s axial vibration system
摘要對聚合物電磁動態塑化擠出機螺桿軸向振動系統,根據牛頓型粘性流體的剪切理論,確定了聚合物熔體的阻尼系統。Hence, analytical expressions are developed to allow for characterization of the vehicle ’ s dynamics early in the design cycle. the method involves a two - dimensional hypersonic aerodynamic analysis utilizing newtonian theory, coupled with a one - dimensional aero / thermo analysis of the flow in the engine of the vehicle
方法中包括一個應用牛頓力學理論的二維的高超聲速空氣動力學分析以及一個一維的氣動/熱分析,後者用於模型發動機中的流體分析。A load flow algorithm including facts devices is presented in this paper. according to the characteristics of the facts devices, establish appropriately the model of load flow, then solves the load flow using the newton - raphson method
本文提出了一種包含facts元件的潮流計算方法,根據facts元件自身特點,建立合適的潮流計算模型,再運用傳統的潮流計算方法? ?牛頓?拉夫遜法進行求解。Like electro - rheological ( er ) fluid, magneto - rheological ( mr ) fluid is also a new kind of smart material. under the high magnetic field, it can be transformed from newton fluid into visco - plastic solid
類似於電流變液,磁流變液也是一種新型智能材料,它能夠在強磁場的作用下從牛頓流體變化為粘塑流體。The combined mathematical model of non - newtonian power - law fluids with low - velocity non - darcy flow in fractal reservoirs
分形油藏非牛頓冪律流體低速非達西不穩定滲流的組合數學模型According to the model of newton fluid and bingham fluid, analyze and research performances of electrorheologic damper
根據牛頓流體模型和賓漢流體模型,對電流變液阻尼器進行了理論分析研究。分享友人