虛功 的英文怎麼說
中文拼音 [xūgōng]
虛功
英文
idle work-
Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports
首先，在前人研究成果的基礎上，對錨桿與圍巖的相互作用機理進行研究，利用全長錨固錨桿的中性點理論，從等效均化的角度來考慮錨桿對圍巖的加固作用，並推導了在簡單荷載作用下，含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解，對工程設計有著重要的參考意義；在數值模擬方面，以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎，利用虛功原理推導了接觸問題的有限元方程的計算格式，為開發運用大型商用有限元軟體msc . marc提供了理論根據，也形成了本文的理論基礎：最後，論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例，利用本文所述的接觸問題的摩擦模型理論，對錨桿支護結構的應力場、位移場的變化規律進行了研究，分析了加錨支護對隧洞圍巖應力、變形的影響。We can use the principle of virtual power to establish consistent boundary conditions.
我們可以採用虛功率原理建立相容的邊界條件。Then, the principle of virtual work is used to derivate the equilibrium condition of cm
在以上基礎上，應用虛功原理，推導出柔性機械穩態的條件。According to these, applying the virtual work theory, this paper analyzed the influence of active beam link on the terminal carrying capacity, stiffness and ductibility of three types of ebsf
接著在此基礎上應用虛功原理，分別研究了耗能梁段長度對d型、 k型和v型三種偏心支撐框架的極限承載力、剛度以及延性的影響。Similarly, according to the deformation mechanism of ebsf and the virtual work theory, the influence of three different active beam links on the terminal carrying capacity, stiffness and ductibility of ebsf is deducted
同樣，根據偏心支撐框架的幾何變形機制，應用虛功原理，重點推導並分析比較了分別採用d型、 k型或者v型支撐時對結構的極限承載力、彈性剛度以及延性的不同影響。Secondly, i applied the method of matrix analysis to build up mathematic model of swaying platform, and solved the question of motion anti - solution, velocity and acceleration. then i analyzed the dynamics problems of the swaying platform. based on the calculation of the swaying platform ’ s force and moment, built up the dynamics equations of swaying platform by using virtual work principle
其次，應用矩陣分析和齊次坐標變換建立了搖擺臺的運動學數學模型，從反運動學的角度分析了搖擺臺的位置、速度和加速度的反解方程;分析了搖擺臺的動力學問題，通過對搖擺臺的驅動桿進行附加力和附加力矩計算，並利用達朗貝爾原理和虛功原理，建立了搖擺臺的動力學方程。First of all, the nonlinear equation of structure is presented in this paper based on virtual work principle. it is thought that the updated lagrangian formulation ( u. l. formulation ) is more adapt for nonlinear analysis computer program for arch bridge
首先，本文基於虛功原理，推導了結構幾何非線性方程，指出更新的拉格朗日列士法（ u . l列士）更適用於橋梁結構非線性分析程序的編制。The corresponding control equation is given. the control equation and boundary condition about the addiontional small deformation ' s effect caused by initial stress using virtual principal theory in cylindrical reference frame. generalized stress and strain and equivalent constitutive equation are given
第四章提出了描寫柱形薄殼中初應力的數值特徵，將應力的三維分佈轉化為二維分佈，給出相應的支配方程；在柱坐標系中，利用虛功方程建立了初應力對附加小變形影響的控制方程和邊界條件；給出了廣義應力、廣義應變及等效本構關系。The disturbance of qi and blood refers to a morbid state caused by deficiency and dysfunction of qi and blood, and the breakdown of their interdependent relationship
氣血紊亂指的是氣血虧虛、功能失調和相互依賴關系崩潰導致的一種病理狀態。Space stiffness matrix of t - shape, l - shape and - shape short - leg shear wall is derived by virtual work principle and variational principle
利用虛功原理和變分原理分別推導了t形、 l形和一字形截面的短肢剪力墻空間單元剛度矩陣。Talk about how to use the virtual work principle to solve the relative problems of electrostatics, show it ' s simple, direct and convenient to use virtual work principle in working out electric field intensity, electric field force, moment of force
舉例討論了應用虛功原理求解靜電學有關問題的具體做法，說明在求解電場強度、電場力、力矩等矢量時，應用該原理確實簡捷、方便。This article deduced the calculation method of column hinge sway in framework structure by analyzing plastic sway of the column hinge sway mechanism ? the most dangerous collapse model in the framework structure with the virtual principle of plastic analysis, and calculated two framework structures and the results is almost the same as those calculated by method of plastic analysis
通過對框架結構最危險的倒塌模型? ?柱鉸形側移機構，對薄弱層的塑性變形通過塑性分析的虛功原理推求框架結構柱鉸形側移的計算方法，應用此計算方法對大連市兩棟框架結構進行計算，其結果與彈塑性時程分析法結果基本相符。A constitutive model of 3d contact with friction is established with the use of penalty parameter and an incremental statement of problem is carried out
藉助罰因子建立了三維摩擦接觸邊界的本構模型，給出了三維摩擦接觸問題的增量描述，推導了接觸問題的互補虛功方程。On the basis of large - displacement virtual principle, the finite element equations of stable type suspension bridge containing towers are driven. the stiffness matrixes of the cable element, the bar element and the beam element using node coordinates are given, too. such method has not been found in reference books
論文從有限位移彈性理論的虛功方程出發，推導出穩定橋全橋結構的非線性有限元運動方程，還推導了用節點坐標表示的索單元、桿單元和梁單元的單元剛度矩陣，這一點在參考文獻較少見。In spite of the very close affinity between the variational theorems and the principle of virtual work, the study of the former is worth-while.
盡管變分定理與虛功原理之間有很緊密的相似關系，然而對前者的研究仍然是有價值的。The virtual work principle under the system of non - inertia
非慣性系下的虛功原理The virtual - energy principle to the problem of the thermal conduction
熱傳導問題的虛功原理方法Virtual work principle is an impotant principle in analytic mechanics
摘要虛功原理是分析力學中一個重要的原理。The dialectical relationship between dynamic on virtual work principle and statically balance of mechanic group
虛功原理的動力學理論與力學組的靜力學平衡The stochastic principle of virtual work is formulated for viscoelastic structural analysis. the innovated principle has solid theoretical basis and allows incorporation of different kinds of random factors
建立了粘彈性隨機分析的虛功原理，可以統一考慮各類隨機因素，理論基礎更加完善。分享友人