displacement of equilibrium 中文意思是什麼

displacement of equilibrium 解釋
平衡的移動
  • displacement : n 1 轉位,移動;取代,置換;(人的)流離失所。2 撤換,免職。3 【機械工程】(活塞)排氣量;【航海...
  • of : OF =Old French 古法語。
  • equilibrium : n. 1. 平衡,均衡,均勢,相稱。2. (心情的)平靜。3. (判斷的)不偏不倚。
  1. Based upon virtual displacement method and the updated - lagrangian approach, stiffness matrices for two - dimensional elastic - plastic beam model in large displacement were proposed, in the derivation of which transverse stress was included because it was believed that part of the 2nd order effects of various stresses, which are in equilibrium with each other and with the external loads, will counteract each other and neglecting either part would possibly lead to incorrect results

    利用虛位移原理和更新的拉格朗日方法,導出了大位移彈塑性梁單元剛度矩陣的顯式表達式,在剛度矩陣推導中引入了截面內非線性剪應力和橫向應力的影響,剛度矩陣通過了剛體檢驗。之所以要引入橫向應力的影響,是因為本文認為,保持平衡所需的所有應力,它們各自的二階效應會相互抵消,因此忽略其中的任何一項都可能導致不正確的結果。
  2. This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure

    本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。
  3. The homogeneous state control equations with mechanic electric heat coupling effect of piezoelectric thermoelastic open shell is derived by uniting the static equilibrium equations, the charge displacement equilibrium equations and thermal flow equilibrium equations

    依據此增維的本構關系,結合壓電熱彈性體平衡方程和熱平衡方程,成功地導出了壓電熱彈性體層合開口殼機、電、熱耦合問題的齊次狀態方程。
  4. The effective properties of composites are determined solely by the properties of constituent materials. to incorporate the property and structure of interface in the evaluation of effective properties of composites, a linear spring - layer of vanishing thickness is introduced to modeled imperfect interface, which assumes the displacements at the two sides of the interface become discontinuous and interfacial displacement jumps are linearly related to associated interfacial traction, while interfacial traction remain continuous for local equilibrium

    為了在復合材料有效性能計算中包含界面的結構和性能,在界面處引入一種無厚的線性層,此時,界面兩側的位移認為是不連續的,其跳躍量與相應的界面牽引力成線性關系,但界面牽引力由於局部平衡仍保持連續,稱這種界面類型為彈簧型非完美界面。
  5. At present, conventional analytic methods of rsrw are based on theory of limit equilibrium, which can not take account of the strength and deformation of structure uniformly, and calculate the displacement of panel, settlement of fill and so on

    加筋土擋墻傳統的分析方法建立在加筋土體極限平衡理論基礎上,無法將結構的強度和變形統一考慮,無法計算面板位移和填土沉降等。
  6. Thus the resistance factor and vibration modes of the soil layer are obtained and used to analysis the pile response. by considering the interaction between the soil layer and the pile with boundary condition of continuity of displacement and equilibrium of force at the interface of soil layer and pile, the dynamic equilibrium equation of pile is solved and an analytical solution for the pile response in frequency domain is yielded, which is used to define complex stiffness and mobility at the level of the pile head. based on the convolution theorem and inverse fourier transform, a semi - analytical solution of velocity response in time - domain subjected to a semi - sine exciting force is given

    首先通過引入勢函數方法對土體位移進行分解,從而將土體動力平衡方程解耦,求解得到了土層的振動模態和阻抗因子,然後利用該解以小應變條件下樁土接觸面上力平衡和位移連續條件來考慮樁土耦合作用,求解樁的動力平衡方程,得到了樁頂的頻域響應解析解、復剛度和速度導納,利用卷積定理和傅里葉逆變換,求得了半正弦脈沖激振力作用下樁頂速度時域響應半解析解。
  7. The results indicate that the stability for bifurcation point equilibrium configuration and post - buckling equilibrium path of roof strata can be revealed and an effective method for determining displacement field of imperfection structure can be provided by using initial post - buckling theory

    應用初始后屈曲理論可揭示淺埋煤層長壁開采頂板巖層的分叉點平衡構形及后屈曲平衡路徑的穩定性,是確定非完善結構位移場的一種有效方法。
  8. At last, the stability switches of equilibrium and the global diagrams of bifurcation for a duffing oscillator with both delayed velocity feedback and delayed displacement feedback are studied by using the similar method as above

    最後,研究了時滯位移反饋與時滯速度反饋聯合作用下duffing系統的平衡點的穩定性切換及全局hopf分叉。
  9. The stabilized chemical potential diagrams combined with the equilibrium phase diagrams of mo - si - c ternary system arid the principles of thermodynamic, kinetic, mass - balance could be applied to analyzing and judging reaction paths of in situ synthesis of mosi2 - sic composites through solid - state displacement reactions theoretically. 3

    該相圖結合平衡相圖和熱力學、物料平衡、動力學原則,可以作為分析和判斷固態置換反應原位合成mosi _ 2 - sic復合材料反應路徑的理論依據之一,並從理論上分析了固態置換反應原位合成mosi _ 2 - sic復合材料可能的反應路徑。
  10. 7. the precise interface analysis shows that the growth of the parallel rod - aggregate sic is self - organiae appearance of non - equilibrium system. the precise analysis of interlace model of solid - state displacement reaction needs method of non - equilibrium thermodynamic

    7 .精緻界面模型分析指出,平行束集狀sic的生長屬于非平衡系統的自組織現象,固態置換反應界面模型的嚴密分析還需要引入非平衡態熱力學的概念方法。
  11. Based on the conditions of compatible displacement and static force equilibrium, the finite element equations are built with the displacements of the middle surface as unknown variables

    據此,再根據地基與板間的位移協調及靜力平衡條件,建立了以板的中心面位移為未知量的有限元方程。
  12. When the membrane deforms parabolid, the geometry and equilibrium equation are educed in the condition of large displacement, large rotation and small strain. that is to say, the expression of strain should include quadratic term of displacement and equilibrium equation should be established after the structure had deformed

    對于大位移、大轉角和小應變條件下的薄膜結構,在壓力作用下變形到拋物面時,推導出其幾何方程和平衡方程,即應變表達式應包括位移的二次項,平衡條件應建立在變形后的位形上。
  13. The specimens of rpc filled in steel tube short columns were studied, and their characters of deflection were analyzed. the tested cures of loading - displacement relationship of rpc filled in steel tube short columns were given and the characters were discussed. a formula for predicting the ultimate bearing capacity of rpc filled in steel tube short columns under axial compression was derived from the limit equilibrium method

    分析了鋼管活性粉末混凝土短柱的變形特點,模擬了鋼管活性粉末混凝土結構的三種加載方式,探討了該組合結構的工作機理,分析了試件受荷時的變形特點,給出了試件的實測荷載-變形曲線,並分析了套箍指標、加載方式等對鋼管活性粉末混凝土軸心受壓時的荷載-變形曲線的影響。
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