有規律地震動 的英文怎麼說

中文拼音 [yǒuguīlǜdezhèndòng]
有規律地震動 英文
throb
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 規 : Ⅰ名詞1 （畫圓形的工具） instrument for drawing circles 2 （規則; 成例） rule; regulation 3 [機械...
  • 律 : Ⅰ名1 （法律; 規則） law; rule; statute; regulation 2 （律詩的簡稱） short for lüshi 3 （姓氏） a ...
  • 震 : Ⅰ動詞1 （震動） quake; shake; shock; vibrate 2 （情緒過分激動） be greatly excited; be deeply ast...
  • 規律 : law; regular pattern
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. So this base isolation technique has profound prospects. unfortunately there exist definite difficulties in the calculation because of the nonlinear of the base friction force. now, both the equivalent damping method and the numerical calculatin of the vibration response of the base - isolated buildings are frequently used in the calculation of the seismic response of the base - isolated building. however both of them have certain drawbacks. in this paper, the response of the building with base - isolation system is derived by the method of fourier expansion for the friction force and the earthquake response. at the same time, the sliding vibration character of inertia of a single mass structure and the sliding vibration response of a muti - mass structure are discussed. the stable condition of the sliding base isolation system of a structure is given. in the end, two circes of base fixation and base sliding are analyzed by adopting ansys

    本文利用對摩擦力和地震響應進行付氏級數展開的方法導出了基底具有摩擦隔震系統的地震反應。同時，文中從研究單質點結構的滑動振動慣性力入手，進而對多質點結構體系滑動振動反應進行探討，分別給出了結構滑動隔震的自身穩定條件。最後，本文利用ansys對基礎固定和基礎滑移隔震兩種工況進行了動力模擬模擬分析，進一步證實了基礎滑移隔規律。
  2. Based on the analysis of the dynamic behavior of nanning bridge by means of spatial finite element models, the nonlinear dynamic time history method is used to conduct the sensitivity analysis of the parameters of viscous dampers ( damping constant c and damping exponent ? ) of the bridge and the laws of influence of the parameters on the seismic response thereof have been obtained

    摘要在來用空間有限元模型對南寧大橋動力特性分析的基礎上，採用非線性動力時程分析方法，對南寧大橋粘滯阻尼器參數（阻尼常數c 、阻尼指數? ）進行敏感性分析，得出粘滯阻尼器參數對南寧大橋地震響應的影響規律。
  3. Using various geophysical and seismogeological data available, the present paper has probed into relationship of characteristics of gravity and magnetic field, crustal structure and active faults to earthquake and summed up spatial distribution of epicenters in crustal media

    摘要本文利用現有各種地球物理資料、地震地質資料，探討了重磁場特徵、地殼結構、活動斷裂與地震的關系，進而總結出地震震中在地殼介質中的空間分佈規律。
  4. Seismic response regularities of the structure revealed by the finite element analysis and the shaking table experiment are similar

    通過對帶高位大跨轉換層建築結構的有限元理論計算分析，進一步揭示了結構的地震響應規律，與振動臺試驗結果吻合較好。
  5. 2. studying the effects of soft layer and hard layer on seismic response. we further investigate the behavior of both the soft layers and the hard layers with the shear wave speed less than 500m / s effecting on the maximum acceleration and the shape of response spectrum, respectively

    本文基於已有研究結果進一步分析了軟夾層對場地地震動譜形狀和峰值加速度的影響，以及剪切波速小於500m s的硬夾層對場地地震動譜形狀和峰值加速度的影響，統計分析了軟、硬夾層對場地地震反應影響的特點規律和程度。
  6. The rule of free vibration and vertical seismic action of pyrimid space grid ( psg ) roof structures are studied in this paper

    本文主要研究平板型周邊支承正放四角錐網架的固有振動規律和豎向地震作用。
  7. Dynamic characteristic of orthogonal vierendeel dome was discussed, and the influence on vibration characteristic acted by difference including rise - to - span ratio, shell thickness, section area and constraint condition was studied. vibration shapes - separation - spectra - method and time - history method were adopted to analyze the dynamic response of orthogonal vierendeel dome under common earthquake. by comparing dynamic response in different direction and dimension seismic excitation, the value and distribution of dynamic internal force were obtained

    本文研究了正交空腹網殼結構的動力特性，分析了矢跨比、網殼厚度、腹桿截面和支座約束條件對結構自振特性的影響；採用反應譜法和時間歷程法對正交空腹網殼的地震響應作了詳細的分析，分別研究了結構在不同方向地震激勵下和在不同維數地震激勵下動力響應的數值大小和分佈規律，並比較了兩種方法的結果差異，對抗震設計具有參考價值。
  8. Based on the characteristic of the grotto rock reinforced by prestress anchor cable, taking three typical engineering sections in yulin grotto in anxi county gansu province, as examples, the simultating computation for the displacement field and stress field of the grotto rock under seismic load is done using dynamic finite element method, the change regularity and dynamical response of the grotto rock are concluded

    摘要根據錨索加固石窟巖體的特點，以甘肅安西榆林石窟的三個典型的工程段為例，通過動力有限元的方法對地震荷載作用下預應力錨索加固石窟巖體的位移場、應力場的模擬計算，得出了其動態響應和變化規律。
  9. The duration aspect. in this part, strong motion duration ( trifunac - brady ) is studied, the main results are as follows : in general, for soil site, during strong earthquake, the 90 % relative energy duration increases with depth. the duration of the ground motion on surface is about 1 / 4 of that at depth of 100m

    三）地震動持時沿深度的變化規律摘要本文研究了地震動的90 %相對能量持時（ trifullac一brady ）得到如下結論:震級大小對于地震動持時沿深度的變化有一定影響，一般情況，震級越大地表的地震動持時與地下相比越小。
  10. We need to keep in mind that the relationship between seismicity and lithosphere strength, and the regularity in the evolution of continental lithosphere remain ambiguous and further studies are necessary to resolve issues and problems

    值得注意的是由於巖石圈本身定義的模糊性及其厚度的不確定性，地震活動與巖石圈強度之間的關系以及大陸巖石圈演化的規律性等問題仍有待于進一步的研究和探索。
  11. Based on the theory of interaction of fluid - solid, the fem and semi - analytic method are used to analyze the reaction of dam - reservoir subjected to seismic motion, the analysis includes the effect of water compressibility, reflectance of reservoir bottom and water viscosity. the mechanical properties, isolation mechanism and effects of hydraulic air cushions are studied theoretically

    從流固耦合理論出發，以有限元分析為主要研究手段，並輔之以半解析法，系統深入研究了水可壓縮性、庫底庫底邊界和水體的粘滯性對拱壩地震動水壓力及壩體地震反應的影響及其規律性。
  12. In this part, response spectrum and fourier amplitude spectrum are studied, the main results are as follows : 1 ) response spectrum analysis : a ) absolute acceleration response spectrum ( sa ) : ( 1 ) in general, response spectrum decrease with depth, for m < 4. 5, the shape and the predominant period of each response spectrum in different depths are similar : the variation of spectra with depth focus on near - surface level ; the normalized spectra are similar to each other, except the predominant perk value in middle depth of some earthquakes is higher than other depth

    地震動反應譜沿深度變化的規律（ l ）加速度反應譜（ s 、 ）沿深度的變化規律一般，加速度反應譜（ s 。 ）隨深度的增加而減小。震級較小時，不同深度各測點的反應譜形狀很相似，卓越周期基本一致;淺層處反應譜沿深度的變化梯度較大;深層處反應譜大小比較接近;強震時，反應譜形狀在短周期有較小差別，長周期逐漸接近。
  13. Total 18 simulated acceleration time histories for intensity 6, 7, 8 and 9 are adopted as inputs, 6 typical retaining walls heights and 2 bridge abutments with difference are selected as the structural models of soil - structure system, the seismic responses of the system and the horizontal variation of the maximum response accelerations at different height levels are analyzed by means of a wave propagation finite element program

    選用針對地震烈度6 、 7 、 8 、 9合成的總共18條地震動時程，選取具有代表性的6個不同高度的擋土墻以及2個不同高度的橋臺模型，利用波動有限元法既有程序分析地震反應，研究水平地震加速度沿高度的分佈規律。
  14. The earthquake responses of the asymmetric - plan structure are researched and the main factors that influencing the structure ' s response are established. the influences of the earthquake type and the earthquake input in two directions are also researched. the effectiveness of regulation for the irregular rc frames in the code for the seismic design ( gb50011 - 2001 ) is discussed using the flexibility - based fiber - models beam - column elements in the 3d nonlinear analysis program

    本文結合國家自然科學基金資助項目「結構非線性地震扭轉作用和扭轉效應的研究」 （項目批準號： 59978055 ） ，對平面不規則結構的地震反應規律進行了深入研究，明確了影響平面不規則結構地震反應的主要結構參數，研究了不同地震動類型和雙向水平地震輸入對結構扭作用和扭轉效應的影響；採用基於有限元柔度法的纖維模型樑柱單元，建立鋼筋混凝土框架結構三維非彈性地震反應動力分析程序，對依據我國建築抗震設計規范（ gb50011 - 2001 ）設計的不規則結構進行地震反應模擬分析，討論了現行設計方法的有效性。
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