viscosity force 中文意思是什麼
viscosity force
解釋
粘性力-
Air piston pump adopts the theory that " pressure " applying force on various areas and can produce various " acting force ", the pump takes the origin that the compressed air is compressed energy, and transforms the pressure of compressed air into more fluid pressure, pressing fluid move in order to achieve the aim of high viscosity and ultra - viscosity fluid
氣動柱塞泵是利用「壓力」在不同的面積上施力，產生不同「作用壓力」的原理，以壓縮空氣為壓力能量的來源，將壓縮空氣的壓力轉換成更大的流體壓力，壓迫流體移動，進而達到輸送高黏度及超高黏度流體的目的。 -
The conclusion is that sheering and radial stress are dominant in viscosity shearing force, and that reynolds stress is larger than viscosity stress in turbulent flow, and the multiple is the reynolds number
由分析可知在粘性應力中，切向和徑向剪切應力佔主導地位；而在湍流條件下，雷諾應力是粘性應力的若干倍數，此倍數在量級上即為雷諾數。 -
For the present two les models, adopting the subgrid eddy viscosity concept and introducing the transport equation of turbulence energy k, the subgrid scale turbulence is parameterized by the turbulence energy k and the length scale of turbulence / ( k - 1 model ). in addition, vegetation is considered as an internal source of resistant force and turbulence energy
在應用大渦模擬方法求解數值計算模型控制方程時，亞網格雷諾應力項沿用了亞網格渦粘性系數思路，引入亞網格紊流脈動動能k的輸運方程，建立了關于亞網格紊流脈動動能k和紊流特徵長度l的k - l模型求解。 -
( 5 ) basing on the exploring of the functions of cohesion force and friction force during rheology course and the assumptin that viscosity lost according viscosic strain, a constitutive model for viscous, elastic and plastic rock is set up, which can simulate the third course of creep. then the impact of transcient damage to rheology is discussed and corresponding creep model for rock is proposed
（ 5 ）在探導巖石顆粒間粘聚力和顆粒間摩擦力在巖石發生流變過程中的作用基礎上假設粘性失效按流變應變統計概率分佈，建立了巖石粘彈塑性本構關系，能夠描述巖石蠕變加速階段特徵；討論了瞬時損傷對巖石流變的影響和相應的損傷蠕變模型建模問題。 -
The threshold speed and the typical characteristics of the oil whip of the system are simulated under the nonlinear model of oil film force, and the state of motion and type of the bifurcation are analyzed by floquet multiplicators which is computed by the shooting method. secondly, the the nonlinear dynamical model of the low - pressure rotor - bearing system by column bearing with reduced dimensions is presented. the numerical results show the rule of the amplitude with the eccentricity of rotor, the length - to - diameter ratio, oil viscosity and the clearance - to - radius ratio of the bearing under the definite speed
其次，對降維后的低壓轉子?軸承系統的非線性動力學方程，計算了圓柱瓦軸承支撐的轉子系統的振動穩定性在固定轉速下隨偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比的變化規律，並分析了轉子前軸承軸頸的失穩轉速與轉子偏心距、軸承長徑比、潤滑油動力粘度和軸承間隙比之間的關系，同時利用floquet理論分析其運動狀態和分岔類型。 -
The node force corresponding to damp was used to control the mesh distortion. numerical studies show that the method proposed by this paper can successfully control the severe distortion of mesh and retain the density of elements during the membrane form - finding when the damp viscosity coefficient is in a limited scale. especially this method can avoid the sparseness of mesh in the location of lower curvature and have good convergence characteristic
同時針對找形分析中的動力鬆弛格式，本文提出了全新的控制網格變形的動力鬆弛法，此方法能夠有效地解決膜結構找形分析中網格的大變形問題，克服了在曲率較小處網格過于稀疏的缺陷，在曲率較小處保證了單元的密度和初始構形的精度，並且收斂性較好，為準確進行荷載分析和裁剪分析奠定了基礎。 -
And at the same time, considering the situation of varying oil viscosity and oil - flow inertia, this paper analyzes flowing properties of fluid in bearing clearance, which provide theory reference for more reasonable design and application of hydrostatic bearing in the equilibrium of axial force, and then carries out computer simulation a nd experiment verifying
同時，在考慮油液粘度變化和油流慣性的情況下，分析了支承縫隙中流體的流動特性，並進行計算機模擬和實驗驗證，這為靜壓支承在軸向力平衡中的進一步合理設計和應用提供了理論參考。 -
Taking the hydrostatic equilibrium of axial force of pump dm360 as the example, this paper elaborates design calculation and dynamic - static characteristic analysis of hydrostatic bearing with twisting plate throttle, derives design parameters and formulas of bearing structure, discusses effects of various main factors ( oil viscosity, compressibility, distortion coefficient of twisting plate, pressure of oil source, and bearing clearance ) on dynamic characteristic, and obtains some conclusions about the application of hydrostatic bearing in engineering practice
本文以dm360型泵軸向力的液體靜壓支承平衡為例，對扭板節流靜壓支承的設計計算和動靜態特性分析進行了較為詳盡的闡述，推導出支承結構的設計參數和公式，討論了各種主要因素（油液的粘度、油液的可壓縮性、扭板變形系數、供油壓力、支承間隙）對支承動態特性的影響，給出了一些結論。 -
Calculation of apparent viscosity of polymer melt under vibration force field
振動力場作用下高分子熔體表觀粘度的計算
分享友人