梁的振動 的英文怎麼說

中文拼音 [liángdezhèndòng]
梁的振動 英文
beam oscillation
  • 梁 : 名詞1 （屋架中架在柱子上的長木） beam 2 （通常也指檁） purlin 3 （橋） bridge4 （物體中間條狀隆起...
  • 的 : 4次方是 The fourth power of 2 is direction
  • 振 : 動詞1. （搖動; 揮動） shake; flap; wield 2. （奮起） brace up; rise with force and spirit
  • 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
  1. Strip - shape underground structures such as the tunnels and tubes for various uses can be treated as a beam on elastic foundation under earthquake condition ， although there exists soil - structure interaction ， the foundation soil vibration is dominant in other words ， analysis of earthquake response of the soil is essential to this end ， simplified models ， ( i. e equivalent mass system models based on some equivalence criteria ) are proposed ， instead of a general 3 - d continuum model in this study ， equivalence criteria are proposed and the simplified models are compared the single - mass - string model is proved to be valid and therefore applied to the analysis of earthquake response of the pearl river immersed tunnel

    條裝地下結構如隧道、各種埋設管道等一般可看作彈性地基梁進行靜力及動力分析在地震條件下，結構與土相互作用，但土的振動成為主要因素為分析土的地震響應需把基土這一三維連續體作簡化處理，簡化成為等效多質點模型本文著重探討這種簡化模型的建立方法，推導等效方程，通過幾種簡化體系的分析比較，論證單質點串體系的合理性，並將其應用到廣州黃沙芳村珠江水下隧道工程的地震響應分析，為抗震設計提供依據
  2. Free vibration analysis of a cantilever mortar beam with electrorheological fluid in a central crack

    含電流變體砂漿復合懸臂梁結構的振動分析
  3. In this paper, at the cut - in spot of beam active vibration control and use the pzt material as the drive component, the main research works can be summarized as follows : 1 ) using the finite element theory, a general finite element formulation of piezoelectric media is derived, the direct and converse piezoelectric effects are considered in the formulation

    本文從梁的振動主動控制研究為切入點，利用了pzt材料作為驅動元件，作了如下幾個方面的研究： 1 ）利用有限元理論，考慮壓電材料的正、逆壓電效應的影響，導出了機電耦合壓電元件的有限元方程。
  4. Dynamic monitoring and damage detection of reinforced concrete beams

    鋼筋混凝土簡支梁的振動損傷識別
  5. After the calculation of transverse - distributing load, the vibration model of bridge is established

    以關于梁橋荷載橫向分佈計算為基礎，建立橋梁的振動模型。
  6. Negative mode velocity feedback was adopted and the control voltage applied to each piezoelectric element acting as actuator was calculated to control the vibration of the beam

    採用模態速度負反饋進行回饋控制，以此計算出各個作為致動器的壓電片的控制電壓，以抑制懸臂梁的振動。
  7. Simulation results show that the vibration of the beam can be suppressed rapidly by applying voltage to the piezoelectric patches displaced in this way, and single mode vibration and multi - mode vibration can be controlled simultaneously

    通過算例進行數值模擬，結果表明，以此方法布置壓電片和輸人控制電壓，能迅速抑制懸臂梁的振動，可單獨或同時控制幾階模態振動。
  8. When the vehicles pass the railway bridge, it will cause the vibration of bridge

    列車通過鐵路橋梁時，引起橋梁的振動。
  9. The resonant characteristics are analyzed using elastic mechanics theory. using fea method, the model of the resonant component is built up and the effects of different beam materials and chip structures on the performance of the chip are studied

    從彈性力學角度對傳感器的特性進行了理論分析；並用有限元方法，建立計算機模型，分析了不同材料、結構對梁的振動和敏感特性的影響。
  10. The result demonstrates that the algorithm of mixed iterative learning control can suppress the vibration of the model by 15 %

    模擬及試驗結果均表明:迭代學習控制演算法在對懸臂梁的振動抑制上具有良好的效果。
  11. Compared with the rigid - flexible coupling dynamic models that had been constructed in other published papers, comprehension about the equation of rotating flexible beam based on the method of small element is presented, and some fuzzy understanding are clarified. numerical simulations on the vibration control of rotating flexible beam with positive position feedback are carried out. more over, using piezoelectric ceramic as sensors and actuators, several experiments are performed, their results are shown and discussed

    在綜合比較已有文獻所建立的剛體-柔性附件耦合系統動力學模型的基礎上，以微元法為根據提出對旋轉柔性梁運動方程中各項的理解，澄清了某些文獻中模糊的認識。利用位置正反饋控制律，對旋轉耦合系統中柔性梁的振動控制進行了數值模擬。
  12. Vibration analysis of electrorheological sandwich beams with transversely compressible core

    橫向可壓縮電流變夾層梁的振動特性
  13. Vibration control of a smart cantilever beam

    智能懸臂梁的振動控制
  14. It analyzes the dynamic response of many different damage cases of simple i - shape beam structure and discusses their influences to natural frequency and modal curvature. it is found that the natural frequency and modal curvature can be used in identifying the severity and location of structural damage respectively. dynamic response of some real beams are measured and compared to the results analyzed by computer, it is found that there are some differences between them and the main reason is the error caused by modeling

    2 .針對土木結構中最為常見的梁式結構，對簡支工字鋼梁的多種不同損傷工況的動力特性進行了有限元模擬分析，研究了損傷對頻率和模態曲率的影響，發現固有頻率變化率和模態曲率的變化分別可以用於損傷程度和損傷位置的識別;在實驗室中實測了幾種工況的鋼梁的振動模態，發現實測結果與計算結果有一定的差異，分析其原因主要是模型誤差和噪聲影響。
  15. Active vibration control of a cantilever beam in non - inertial system

    非慣性系下柔性懸臂梁的振動主動控制
  16. Dynamic response of railway curved bridges under train loads

    列車移動荷載作用下曲線上橋梁的振動響應分析
  17. Through the test of the separating sieve ' s and beams vibration acceleration, the dynamic bending moment, torque and shearing force as well as the analyze of each parameter by dividing rotation speed range from 300 r / min to 600 r / min of the main shaft, the change regularity of the vibration of the separating sieve, the vibration and the dynamic load on dangerous cross section with the change of rotation speed of the main shaft is obtained. research shows that there exits apparent relevance between the vibration as well as the dynamic load of the main beam and the vibration of the separating sieve. the vibration of the separating sieve mainly affects the composition of low frequency of the vibratio n of the main beam, appropriately amending the vibration acceleration of the separating sieve, the loading and vibration of the mam beam can be directly improved

    通過分檔測試主軸轉速在300 600r min范圍內分離篩與梁的振動加速度、梁所承受的動態彎矩、扭矩和剪力以及各參量的時頻域分析，得到了主軸轉速與分離篩振動、主梁的振動及其危險截面的動態載荷間的變化規律，研究表明梁的振動和其所承受的動載與分離篩的振動之間具有明顯的相關性，分離篩的振動主要影響梁振動的低頻成分，適度改善分離篩的振動加速度，可直接改善梁的負載和振動特性。
  18. Active vibration control for a cantilever beam was studied based on the combination between finite element analysis ( pea ) and modal control

    摘要結合有限元分析方法與模態控制來抑制懸臂梁的振動。
  19. Vibration of beam

    梁的振動
  20. Numerical simulation and experimental investigation on vibration control of a rotating flexible beam

    旋轉柔性梁的振動控制模擬及實驗探討
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