振動荷載 的英文怎麼說
中文拼音 [zhèndònghézǎi]
振動荷載
英文
oscillating load-
( 2 ) the lateral deformation is effectively limited by reinforced earth layers and the settlement becomes small. @ the lateral deformation is enlarged on soft foundations, and the settlement becomes large. @ the reinforced earth layers on soft foundations behaves extension. the response behaviors of high sand - gravel embankment are indicated as the following : ? he amplification factor of earthquake acceleration varies with reinforced earth structure. ( 2 ) the basic frequency of the original embankments in different reinforcement conditions is about 0. 76hz. ? the amplitude of dynamic deformation appears small and the dynamic stability is safe
研究表明：加筋土體能有效地限制路堤的側向位移發展，減小沉降變形量；軟基路堤的側向位移較大，將顯著地增大路堤的沉降變形；軟基上加筋土墊層中產生的拉應力最大；加筋砂礫土路堤在振動荷載作用下動變形反應較小，具有良好地動力穩定性。Due to the success in yantan project, the similar method are applied in three gorges project, the maximal potential vibration excitated by hydraulic disturbance of hydrogenerator set in three gorges hydropower house are estimated
在此基礎上將本文方法應用於三峽工程，對三峽廠房在機組垂直動荷載作用下的最大可能振動作了計算預測。The bridge not only resists the static loads but also the moving loads and the actions of vibrational inertia force of vehicle and bridge
這時，橋梁結構不僅承受靜力的作用，還要承受移動荷載以及橋梁和車輛的振動慣性力的作用。Effect on the characteristics of fatigue life of composite soils and dynamic modulus were discussed. the deformation behavior of stabilized soil on static and dynamic loading were compared. the characteristics of frequency spectrum of composite soils were analyzed in the thesis
對水泥?水玻璃加固土進行循環荷載下的疲勞試驗研究，分析水泥?水玻璃加固土的疲勞壽命及其影響因素，以及固結土的動模量特徵，並對水泥土在動、靜荷載作用下的變形特徵進行比較，分析對比不同振幅與頻率的動荷載作用下的水泥加固土的應變響應及其頻譜特性。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。Result shows : the vibration of vehicle is mainly relevant to velocity and uneven path. the higher the velocity is, the more uneven the path is, the more violent the vibration of vehicle is ; comparing dynamical response of middle bridge stride on vehicle passing bridge and on equivalent moving loads, the displacement is same but the velocity and the acceleration are different ; the result of velocity and acceleration of vehicle is big over the ground path than over the same path of bridge
結果表明：車輛的振動主要和車速及軌道不平順有關，車速越高，軌道越不平順，車輛振動的就越劇烈；車過橋時橋梁跨中動力響應與等效移動荷載作用下橋梁跨中動力響應比較，橋梁跨中的位移基本相近，速度和加速度則不同，等效移動荷載作用情況下的數值比較大；車輛過地面軌道不平順時的速度、加速度比車輛過橋上同樣軌道不平順時的數值大。The process of stress change near the blasting cut was displayed objectively by the numerical simulation in different solid fea models. moreover, results of numerical analysis in blasting vibration load agree with the practical results, which show that ansys can be helpful to design and optimize the parameters of demolition blasting
數值模擬結果客觀的再現了不同切口參數條件下的實體模型的受力情況，爆破振動荷載的數值分析與實際結果相吻合，也證明了數值模擬方法在高聳建築物爆破拆除中的適用性和科學性。Vibrating dynamic characteristics have been unknown but important in the modeling and mechanical analyses of large hydraulic generators
摘要在對水輪機進行力學建模和分析時，其振動荷載特性往往是未知的，但卻是十分重要的。For the track - viaduct - ground system, we use double - beam model to calculate its dynamic response under moving load, and analyze the transmission of the vibration in the system
對于軌道一高架橋一地基系統，本文採用二次梁計算模型來計算它在移動荷載作用下的動力響應，分析了振動在系統中的產生與傳播過程。The influences of soil structure, confining pressure and strain amplitude on dynamic properties of recently deposited soils of nanjing and its surrounding areas are discussed. furthermore, based on test results and theoretical analysis, the averaging curves, recommended values and envelopes of dynamic shear modulus ratio ggmax and damping ratio versus dynamic strain for recently deposited soils of nanjing and its surrounding areas are presented. by use of vibration triaxial apparatus, nanjing silty clay and fine sand interbedded strata and nanjing fine sand were tested and their test results are discussed
通過自振柱試驗，探討了土的結構性、有效圍壓和應變幅值大小對動荷載作用下南京及其鄰近地區新近沉積土的動剪切模量、阻尼比和應力?應變關系的影響；通過試驗和理論分析，給出了南京及其鄰近地區的粘土、淤泥質粉質粘土、粉質粘土、粉質粘土與粉砂互層土、粉土以及砂土等六類新近沉積土中典型土類的動剪切模量比和阻尼比隨剪應變幅值變化的平均曲線、包絡線和推薦值。The present paper based on the mechanism of the vibration ' s production and transmission, simplifying the track system as elastic foundation beam model, and using a moving load which act on the beam to simulate the train, regarding four sorts of track system as research object, to evaluate the model of the vibration propagating of the track system under the moving load
本文基於振動產生及傳播的機理，將軌道系統簡化為彈性地基梁模型，將運行的列車模擬成一個作用在樑上的移動荷載，以新干線、 tgv 、在來線以及國內的武漢輕軌等四種軌道系統為研究對象，對移動荷載作用下軌道系統的振動傳播模型進行了評價。Dynamic response of saturated soft clay around a subway tunnel under vibration load
地鐵振動荷載作用下隧道周圍飽和軟黏土動力響應研究With the data recorded by computer, the author studies the experiment progress in detail, which includes the development of pore press, strain, strength of the sand, etc. connecting the development of these phenomena with the development of stress path, the author finds new mechanism which can explain the phenomena in the experiment. what is more, according to the dynamic test of the sand, there appears a steady state at the last phase of the development of strain and stress path, in which the strength of the sand is studied because it is an important parameter in evaluating the stability of sand against liquefaction. secondly, the dynamic constitutive relation was studied through the dynamic tri - axial test
本文首先採用目前國內較先進的微機控制動三軸儀，利用其可以適時採集和儲存數據的優勢，對砂土的實驗過程進行了細致的分析，研究該過程中孔隙水壓力發展、軸向應變發展以及它們與應力路徑之間的關系，對飽和砂土的剪脹、剪縮和卸載體縮等多個方面進行了研究，探索了砂土的動力特性，分析了影響砂土抗剪強度的各種因素，這些因素既包括土本身的特性（土的密度、結構、級配、透水性以及初始狀態等） ，又包括動荷載的特徵（振動力幅值大小和振動頻率等） 。It is a new method for computing vibration loading and it will help to solve some vibration problems
為計算振動荷載提供了一種新的方法，並將有助於實際工程中一些振動問題的解決。Subway can be damaged and lose its functions during earthquake arid tremendous vibration of metro trains
摘要地震及地鐵列車振動荷載在一定情況下會對地鐵造成破壞甚至使其功能喪失，產生嚴重的後果。An identification algorithm for vibrating dynamic characterization by using rbf ( radial basis function ) artificial neural network is developed for multi - degree of freedom systems
基於徑向基函數（ rbf ）神經網路，提出了水輪機振動荷載參數識別方法。Then the finite element method for evaluating dynamic loading history was carried out by using the measured structure responses under the same loading. an example is given to verify the effectiveness of the proposed technique
6推導了求解振動荷載的公式，提出了由結構對振動荷載的反應求振動荷載時程的有限元方法。In this paper, the author introduces the recent research achievements, including the patterns and characters of damage in subway stations, subway section tunnels and subsoil under earthquake or the train vibration load, discusses some preventive measurements
介紹了近年來這方面的研究成果，包括在地震及列車振動荷載作用下地鐵車站、區間隧道及地鐵地基破壞的形式、特點及防治措施。By means of measured dynamic responses of the hydraulic generator at fengman hydropower plant, the indentification algorithm identifies the loading parameters which include the main frequencies, phase differences and amplitudes of vibrating forces
根據在豐滿水電站現場觀測的水輪機振動響應數據，識別出了水輪機在不同運行狀態下的振動荷載參數，其中包括振動力的頻率、相位差和幅值。In quantitatively analysis including process of loading and stress distribution along the body of a chimney, load of blasting vibration induced by the forming of blasting cut was analyzed and the premature rupture of upper chimney was certainly affected by it
將ansys5 . 7瞬態動力學分析引入爆破動力計算中，定量分析研究了在切口形成時的爆破振動荷載下，整體結構受力過程及應力分佈規律。分享友人