harmonic displacement 中文意思是什麼

harmonic displacement 解釋
諧波位移
  • harmonic : n 1 【音樂】泛音;和聲。2 〈 pl 〉【數學】諧函數,調和函數。3 【物理學】諧波,諧音。adj 1 和睦的...
  • 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...
  1. Third, according to an example, the influence on soil displacement stress etc under harmonic vibration load induced by infiltration coefficient and loads frequency variation is studied numerically in dissertation. finally, the difference of layered saturated soils consolidation between rectangle and harmonic vibration loads is studied in this dissertation

    再次,以數值方法研究了簡諧荷載作用下成層飽和地基二維biot固結的一般規律,同時還研究了固結情況受滲透系數,頻率等參數影響的規律。
  2. The prestress and harmonic response analysis method is used to study the unbalance response of a turbo - generator rotor and the displacement - frequency curve at a point of the rotor as well as the sress and strain at an appointed frequency are provided

    摘要利用預應力及諧響應分析的方法研究了轉子的不平衡響應,得出在某頻率范圍內,轉子在指定點處位移對頻率的響應曲線以及在指定頻率處,整個轉子上的應力、應變響應的影響等。
  3. The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle

    研究了地球在日月引潮力和表面負荷作用下的形變特徵,數值計算結果表明,在固體內核中的形變很小,由於在長周期核模本徵頻率附近的共振,液核中低階( n 10 )位移隨半徑的變化非常復雜,當負荷階數超過10時,地核中的形變和擾動位都很小,地球的響應主要表現為彈性地幔中的徑向位移,且隨深度增加急劇減弱,地表負荷love數與信號頻率的依賴關系很弱,給出了體潮love數計算的一種有效的近似處理方案。
  4. The main work includes : based on biot ' s dynamic consolidation equations, by the method of integral transform and matrix transfer, two - dimensional consolidation of layered saturated soils is studied. then, the general integral solutions of stress ( including pore pressure ) and displacement ( including fluid flow ) of any point were obtained under harmonic vibration loads according to staunch boundary condition. second, a program to verify the correctness of this dissertation is developed

    主要工作有:本文根據biot平面動力固結方程,運用積分變換和矩陣傳遞的方法,研究了成層飽和地基的二維biot固結問題,根據下邊界為不透水基巖的邊界條件,獲得了地基表面作用簡諧振動荷載時,任意點應力(包括孔壓) 、位移(包括流體流量)的一般積分形式解。
  5. When the transportation load is long - term evenly distributed, the influences of each relevant factor, i. e. pipeline depth, diameter, deformation module of foundation, poisson ratio of soil and tyre pressure of vehicles, toward mises stress and vertical displacement of pipelines are discussed. when the transportation load is movable and invariable, the changing rules of mises stress and vertical displacement during the vehicle ' s movement are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are discussed. when the transportation load is stable and simple harmonic, the changing rules of mises stress and vertical displacement during the time of load function are calculated and analyzed, and effects of vehicle velocity and tyre pressure toward these two mechanical characteristics are also discussed. in three - dimensional analysis, mises stress and vertical displacement of pipelines under three kinds of transportation loads are calculated, and the analysis and discussion of correlative factors are also made

    當交通荷載為長期均布荷載時,討論了各相關因素,包括管道埋深、管徑、地基變形模量、地基泊松比和車輛輪壓大小分別對管道mises應力和豎向位移的影響;當交通荷載為移動恆載時,計算並分析了車輛行駛過程中管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對這兩個管道力學性狀的影響;當交通荷載為穩態簡諧荷載時,計算並分析了荷載作用時間內管道mises應力和豎向位移的變化規律,討論了車速和車輛輪壓對管道力學性狀的影響。
  6. Under these assumptions, three kinds of excitations, namely, harmonic force with frequency equal to the structural fundamental frequency, harmonic force with frequency equal to half of the structural fundamental frequency and pulse force are inputted to the undamaged and damaged structures. then under the same excitation, the undamaged structural displacement responses, velocity responses, acceleration responses, jerk responses and responses of integrated displacement are compared with that of the damaged ones

    在此假定基礎上,分別將激勵頻率等於結構基頻的簡諧形激勵、激勵頻率等於結構基頻之半的簡諧形激勵和錘擊激勵輸入結構,而後比較了損傷前後結構在相同激勵下的位移響應、速度響應、加速度響應、加加速度響應和位移積分響應。
  7. At first we should construct a suitable green ' s function, which is an essential solution to displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface

    首先構造了一個適合解答本文問題的green函數,該函數為含有任意形凹陷的彈性半空間在其水平面上任意一點承受時間諧和的反平面線源荷載作用時位移場的解答。
  8. First thing is to use a suitable green " function, which is a essential solution of displacement field for the elastic half space with a half circular lining, which impacted by out - plane harmonic line source loading at horizontal surface

    求解該問題的過程中,首先利用一個適合本問題的green函數,該函數為具有半圓環形襯砌的彈性半空間在其水平表面上任意一點承受時間諧和的出平面線源荷載作用時位移場的解答。
  9. Three kinds of excitations, namely, harmonic force with frequency equal to the structural fundamental frequency, harmonic force with frequency equal to half of the structural fundamental frequency and pulse force are applied to such four kinds of models. the displacement responses of the four kinds of models are calculated using sap2000 and the integrations of displacement responses are obtained by numerical calculations

    將三種激勵形式:激勵頻率等於結構基頻的簡諧形激勵、激勵頻率等於結構基頻之半的簡諧形激勵和錘擊激勵分別施加在這四種模型上,通過計算得到四種模型的位移響應,進而得到位移積分響應。
  10. The frequency response functions of relative displacement and absolute acceleration are derived under acting of harmonic ground excitation

    推導了地面簡諧運動作用下的加速度和位移的頻率響應函數。
  11. In the second one, the input current displacement angle is dynamically modulated as a function of positive and negative sequence components of the input voltages. in both cases, the harmonic content has been evaluated analytically

    第二種方法中,輸入電流矢量根據輸入電壓正、負序成分進行動態調制,並對兩種情況下的輸入電流的諧波成分都進行了分析。
  12. In the paper, by using the incremental harmonic balance method ( ihb ), the viscous damped bilinear hysteretic isolation system with cubic restoring force on flexible foundation is studied and the influnce of flexible foundation on displacement transmissibility is investigated

    摘要本文運用增量諧波平衡( ihb )法研究了安裝于柔性基礎上的含有三次非線性粘性阻尼雙線性滯遲隔振系統,考察了基礎柔性對隔振性能的重要影響作用,為這類干摩擦隔振系統在工程上的實際應用提供了理論依據。
  13. The works in detail are as follows : 1. base on the essential solution for a complete elastic half space impacted by antiplane line source loading at horizontal surface, the essential solution of displacement field for an elastic half space with an arbitrary - shape - canyon impacted by antiplane harmonic line source loading at horizontal surface is constructed by using the method of complex function and conformal mapping

    從完整的彈性半空間表面承受線源荷載作用問題的基本解出發,用復變函數的保角映射方法獲得含有任意形凹陷的彈性半空間在其水平面上任意一點承受時間諧和的反平面線源荷載作用時位移場的解答,即本文的green函數。
  14. Expansion joint was one of the most important parts of pipe system. it can close the vibration off in pipe system and absorb the displacement caused by stress, axial force, transverse force and temperature grads. based on fea parametric analysis, ansys was used to study the mode and harmonic response of expansion joint in this article

    波紋管膨脹節是管系中的重要組成部件,它不僅能夠吸收由壓力、軸向力、橫向力、彎矩以及溫差等原因引起的位移,還可作為隔振元件用於管系的減振隔振。
  15. For small displacement u, the oscillator is a duffing - type cubic non - linear oscillator, while for large displacement u, the oscillator approximates to a linear harmonic oscillator

    所謂達芬諧波振子是指當位移遠小於1時,系統可化為三次非線性振子,而當位移遠大於1時,該系統則化為線性諧波振子。
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