viscous effect 中文意思是什麼
viscous effect
解釋
粘滯效應-
The scielltific computational theories and methods on bird strike to the windshield of aircraft have been systematically studied and summed up in this thesis, such as fem comptltational principles and procedures to elastic dynamic problems under the conditions of small and non - linear finite deformation, 3d viscous elastic constitutive theory and incremelltal expression under the consideration of the rate effect of non - metallic materials like the aircraft windshield, and the numerical compatational principles and key constitutions for impact - contact dynamic subjects
2 、系統學習並歸納總結了鳥體撞擊風擋結構問題中的科學計算理論與計算方法。按照鳥撞問題數值計算方法逐步深入的思路，系統總結了小變形結構動力學有限元數值計算方法、有限變形的幾何非線性有限元數值計算方法、粘彈性體非線性形變的本構物理關系；對于實施復雜結構有限元動力學計算的載荷增量方法提出了對newmark差分的改進以及進行材料與幾何非線性數值計算的細致步驟。 -
Asymptotic stability of viscous shock profiles for one - dimensional viscous conservation laws with boundary effect
一維粘性守恆律初邊值問題粘性激波解的漸近穩定性 -
In modern aircraft design, there is an urgent requirement for accurate, efficient and easy - use aerodynamic data and computational analysis tools. however, the euler codes are not satisfied all the demand for simulating the complex flow - fields. more powerful tools solving navier - stokes ( n - s ) equations are longed for viscous effect, more accurate and more detail information of flow - fields
現代飛機設計迫切需要計算流體力學為其提供準確、高效和實用的氣動數據以及流場分析工具，已經不再滿足於僅採用euler方程進行數值模擬，它要求數值求解navier - stokes （ n - s ）方程組以模擬粘性效應，提供更加準確而詳實的流場信息。 -
Effect of pneumatic heat on viscous modulus in rotor flow field evaluation
影響的壓氣機流場計算 -
Numerical simulation of viscous complicated flow field around wing - in - ground - effect craft
地效翼船復雜流場的計算與分析 -
These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure
齒輪泵除具有流量和容積效率、扭矩和機械效率、功率和總效率等基本特性外，還存在著困油、噪聲和氣穴等現象，這些特性和現象直接影響齒輪泵的質量，對斜齒齒輪泵的這些特性和現象的理論研究難度較大，目前大多仍局限於實驗測試研究階段，而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。 -
The viscous dampers have been successfully used on a number of existed bridges in the world, however it is difficult to acquire optimal effect due to inherent disadvantages of this type dampers. in addition, the way to determine optimal parameter need to be improved and perfected
雖然該類阻尼器已成功應用於世界上許多橋梁，但也表現出明顯的缺點，難以達到最佳的減振效果，其優化設計理論也需要加以改進和完善。 -
It indicates that viscous damping of soil layer shows a clear different effect on dynamic response at pile head comparing to hysteretic damping
研究表明，對于樁頂響應，樁側土的粘性材料阻尼呈現出與滯回阻尼明顯不同的影響特點。 -
Feedback effect of viscous heatingand heat balance of fluid damper
流體阻尼器中粘性發熱的反饋作用與熱平衡研究 -
The growth rate of inflectional instability and viscous instability also saturate similarly to the primary and nonlinearly generated disturbances. the main effect of inflectional instability mode in the final breakdown seems to interact with the disturbances having developed and thus widens the frequency spectrum to turbulent state
屬于拐點不穩定性的高頻二次不穩定模態對最後轉捩的影響主要體現在與其它擾動的相互作用，並導致出現紊流狀態寬帶頻譜。 -
( 2 ) on the basis of continuity equation, momentum conservation equation, energy conservation equation, and substantial equation, coupled thm governing equations are derivated with giving up the assumption of local thermal equilibrium, adopting thermal elasto - plastic constitutive relation, taking the effect of temperature gradient on groundwater seepage ( analogous to soret diffusion ) and the effect of viscous dissipation of groundwater on temperature field of rock mass into account
（ 2 ）根據連續性方程、線動量平衡方程和能量守恆方程以及相應的物性方程推導了飽和巖體溫度場-滲流場-變形場三場耦合作用控制方程組。在推導控制方程組時舍棄了「局部熱平衡」假設，採用了熱彈塑性本構關系，考慮了溫度梯度對地下水滲流的影響（類soret效應）以及地下水的粘性耗散對巖體溫度場的影響。 -
Finally, two examples show that, the availability and practicability of the new model is verified. the analysis of calculation result of berthiervill test embackment shows different part of compression curve have different influence upon the course of consolidation, and correct coefficient and viscous effect have great significance on deformation forecast. associated with the wenzhou airport runway engineering, the reason of increasing of pore - water pressuer in under - lying soft layer and post - construction settlement are given
最後，通過兩個工程實例的分析來說明本文模型的有效性和實用性:一是對berthiervill填土試驗場的軟基實測數據和理論成果進行對比分析，闡明考慮結構性擾動和粘滯性效應對分析天然粘土固結壓縮性的重要性;二是對溫州機場袋裝砂井超載預壓工程進行數值模擬，指出停荷預壓期間下臥層孔壓增加和工后沉降大的原因。 -
Afterwards, we take sag of cables into consideration and investigate the effect of the sag of cables on the effectiveness of viscous shearing damper. finally, experiments are carried out on jun shan bridge and bai sha zhou bridge to testify the effect of viscous shearing damper and the feasibility of the finite element method and galerkin approach to analyze the effectiveness of viscous shearing damper
然後在考慮斜拉索垂度的情況下，利用迦遼金方法，編製程序求解拉索振動的附加阻尼，並與未考慮垂度情況下的拉索振動的附加阻尼值相對比，分析垂度對附加阻尼的影響。 -
In oil lubrication theory, the effect of inertia on flow state of lubrication film is generally ignored because the inertia item is far smaller than the viscous one
在油潤滑理論中，一般情況下都忽略慣性對潤滑膜流動狀態的影響，這是因為慣性項與粘性項相比要小得多。 -
In addition, the variations of the viscous effect with different inlet temperature is studied, the changing law of thrust and thrust efficiency with temperature is analyzed
其次，變化來流氣體溫度，研究粘性效應的變化，分析推力、推力效率受溫度影響的變化規律。 -
The research indicate that the structured soft clay has below several characteristic, the viscous strain is produced during the stage of primary consolidation and of second consolidation, and in the prophase, the relation of stress - strain - strain rate is unique, so the form of constitutive model, such as, f ( v ', e ) = 0, f ( ' v, e, t ) = 0, ca n ' t describe strain behavior of soil skeleton rationally ; the time - dependent properties involve three aspects, in addition the time - dependent strain, apparent preconsolidation pressures that depend on strain rate, and the effect of creep compression on apparent preconsolidation pressures ; because of holding structural strength, the mechanics characteristic is determined by the magnitude of stress, and the compression curve is composed of several sections. by combining structural yield stress and it ' s characteristics with the improved time line model, a new one - dimensional elastic visco - plastic consolidation model is established
研究結果表明，結構性土的固結過程具有以下特性：主固結和次固結階段都包含有因土骨架的粘滯性移動而產生的變形，而且在正常固結階段，存在應力?應變?應變速率的唯一性， f （ _ v ， e ） = 0 、 f （ _ v ， e ， t ） = 0形式的本構關系不足以描述土骨架的變形行為；固結壓縮過程中的時間效應包括三個方面的內容，除了應力應變關系與時間相關外，還包括粘滯性變形引起表觀前期固結壓力增加和屈服應力的應變速率效應；軟土的結構性使其力學特性與應力水平相關，壓縮曲線具有分段性。 -
The effect of the change of surface elevation on the wave development and elimination is pointed out for the first time, which provides the necessary theoretical basis for the development of united current - wave - tide model ; hi the discussion of the effects of waves on currents, a variety of wave - induced forces on the geostrophic and viscous condition and their producing mechanism are introduced systematically, their corresponding wave - induced currents are also analyzed qualitatively. moreover, a complete expression of wave - induced reynolds stresses tensor is presented for the first time
在浪對流作用的討論中，系統的闡述了海浪在地轉作用和粘性條件下所產生的各種作用力，詳述了它們的生成機制，並定性的分析了相應的波生流，同時，首次提供了地轉條件下浪致雷諾應力張量的完整表達式，為實現海流模式與海浪模式的并行數值計算提供了一種簡便的途徑。 -
Grey correlation entropy about the effect of chemical composition of viscous crude oil on viscosity property
稠油化學組成對其粘度影響的灰熵分析 -
4. with the consideration of practical soil - pile interaction, the soil around pile is modeled as a three - dimensional viscous - elastic continuous medium and the time effect of the settlement of single pile is studied. the semi - analytical solutions for vertical displacement of soil and for the relationship between settlement of pile head and time were obtained by laplace transform method and fourier inverse method, and the law of the settlement of pile head varying with time was then analyzed and discussed
考慮樁土藕合作用的單樁沉降時間效應研究從研究空間軸對稱問題的角度出發，將樁周土體建模為三維粘彈性連續介質，更為合理地考慮了靜荷載下樁土系統中單樁與樁周土的藕合作用，分別建立了樁周土體和樁體的靜力平衡方程，並通過拉普拉斯變換、傅立葉逆變換等數學手段，獲得了單樁樁周土體的垂直變形和樁頂沉降在拉普拉斯變換域內的解析解和在時間域內的半解析解，進而分析討論了單樁沉降隨時間變化的規律。 -
The main purpose of this paper is to analyze the effect of the viscous shearing damper used to control the vibration of cables of the cable stayed - bridge
本論文的主要目的是分析評價斜拉索採用的粘性剪切型阻尼器的減振效果。
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