風激振動 的英文怎麼說

中文拼音 [fēngjīzhèndòng]
風激振動 英文
aeolian vibration
  • 風 : Ⅰ名詞1 （空氣流動） wind 2 （風氣; 風俗） practice; atmosphere; custom 3 （景象） scene; view 4 ...
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 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. They may be citric acid, monosodium glutamate, borax, ammonium sulphate, compound fertilizer, piece of radish, bean, less, seed, mine reside and sugar, in chemical, pharmaceutical, foodstuff, grain, mine and so on industries

    物料自進料口進入機內，在激振力作用下，物料沿水平方向拋擲向前連續運動，熱風穿過流化床孔板向上穿過同物料換熱后，
  2. Communication cables - specifications for test methods - part 3 - 13 : mechanical test methods - aeolian vibration

    通信電纜.試驗方法規范.第3 - 13部分:機械試驗方法.風激振動
  3. This paper, on the basis of the theory of aeroelasticity, analysed the galloping phenomenon which the cord was undergone the excitation of the horizontal wind. and also built up the mechanic model when galloping. this model provided the theoretical foundation for the case that the cord begins violently vibrating just after the speed of the horizontal wind reaches a certain level

    以氣動彈性力學理論為基礎，分析了懸索在受到水平方向橫風激勵時的馳振現象，並建立了其發生馳振時的力學模型，該模型為懸索在橫風速度達到一定數值時發生激烈的振動提供了理論依據。
  4. An efficient wind field simulation technique for wind - induced vibration analysis of long - span bridges is first introduced in this paper ， and the statistic characteristics of the simulated wind field are then discussed on this basis ， the time - domain expressions for the buffeting and self - excited forces acting on long - span bridges are further given a simple and practical method is presented for the non - linear parameter identification involved in the calculation of self - excited forces by using the above theory ， the wind field and aerodynamic forces acting on the hong kong ting kau bridge are obtained the time - domain buffeting response analysis of the bridge shows that the analytic results agree quite well with the experimental ones this indicates that the theory presented in this paper has reached a practical level

    介紹了一種快速高效的用於大跨度橋梁風致振動分析的風場模擬方法，並對模擬風場的統計性質進行了討論和驗證在此基礎上進一步給出了大跨度橋梁抖振力和自激力的時域表達方式，其中針對自激力計算中涉及的參數識別問題，提出了一種簡單實用的非線性參數識別方法本文採用上述理論，獲得了作用於香港汀九大橋上的風場和氣動力，據此對大橋進行的抖振響應時域分析表明，計算結果與風洞試驗結果吻合良好，說明文中述及的這套理論已達到實用的階段
  5. Based measured aerodynamic parameter and simulated wind speed field, time - domain expression of static wind load, buffeting load and self - excited load for bridge and vehicle are introduced

    基於測試的氣動參數和模擬的脈動風速場，給出了車輛和橋梁靜風力、抖振力及自激力的時域表達式。
  6. The vortex - excited oscillation, wake galloping, rain - wind vibration and buffetting are the main cause of the fatigue in the vicinity of the anchorages on cables of cable stayed bridges

    渦激振、風雨振、尾流馳振、抖振等風致振動容易造成斜拉橋拉索錨固端疲勞，促使銹蝕加快，嚴重影響拉索的使用壽命。
  7. Stay cable, which is one of the important components in cable - stayed bridges, is susceptible to environmental excitation because of its small weight, large flexible, low damping, then the various vibration is induced, such as vortex - induced vibration, wake galloping, rain vibration, buffeting as well as parametric - induced vibration etc. in this paper, the vibration property of stay cable has firstly been introduced

    斜拉索是斜拉橋的重要承力構件，由於拉索自身的質量輕、柔度大、阻尼小，在外界激勵下，易發生各種振動，包括渦激振、尾流馳振、風雨振、抖振以及參數振動等。
  8. Stay cables of the long - span cable - stayed bridges are susceptible to vibration under wind loading, or wind incorporated rain excitation, or deck motion due to high flexibility, relatively small mass and very low inherent damping, such as vortex shedding, wake galloping, parameter resonance and wind - rain induced vibration. large - amplitude vibration of cables may reduce the life of cables and threaten safe traffic, and has been considered today as one of the most critical problems for this type of bridge

    大跨度斜拉橋拉索具有較小的質量和極低的阻尼，在風、風雨及橋面振動等外部激勵下極易發生振動，如渦激共振、尾流馳振、參數共振和風雨振等，拉索的大幅振動對拉索的使用壽命和橋梁安全運營構成極大威脅，它已成為大跨度斜拉橋急需解決的關鍵問題之一。
  9. In the sixteenth party meeting, construction of xiaokang society was proposed and state - owned survey companies will face an important chance to develop. marketing must be regarded as an strategic issue concerning with the survive of the enterprises and be implemented with effective measures. focusing on the marketing strategy, plans and implementations, marketing management should be strengthened

    國有地勘單位想改變被動局面，使國有地勘單位能適應市場激烈競爭的新形勢，走出困境，重振雄風，就必須克服各種弊端，就必須大力發展市場營銷，把加強市場營銷作為關系企業生存與發展的重大戰略問題，擺在突出位置，採取強有力的措施，切實抓好。
  10. Earthquake and wind ), because of the damping matrixes of the two structures " motion equations are both non - classical, the dynamic equation ca n ' t be decoupled by the traditional real - mode analysis ( the mode - superposition method ). though, in this thesis the complex - mode analysis is used to solve the stationary and non - stationary random earthquake response of structures and their analytic expressions are got. on the basis of these expressions, the optimal parameters of the two structures " isolation & seismic decrease equipment are analyzed

    目前，基礎隔震結構、 「加層減震」 （ tmd減震）結構正逐步應用於工程實際，由於這兩種結構在動力荷載（如地震、風）作用下動力方程中的阻尼矩陣為非經典情形，傳統的實模態分析方法（振型分解法）不能使動力方程解耦，因此本文運用復模態分析方法求得了結構在平穩和非平穩隨機地震激勵下結構隨機地震響應的解析表達式，在此基礎上進行了基礎隔震和tmd減震裝置參數的優化分析。
  11. Study on end bending moment of transmission line vibration induced by wind

    基於輸電線彎曲風激振動的端部彎矩分析
  12. An experimental investigation on the transition in the boundary layer of horizontal plane with and without single two - dimensional roughness elements has been carried out in the wind tunnel. the distribution in normal and stream - wise directions of intensity of t - s wave excited by vibrating beam was measured in every condition. neutral curves were obtained by measuring the growth of the t - s wave at the normal critical location along the stream - wise direction

    在風洞中對水平光滑平板以及加有粗糙元平板的邊界層轉捩進行了測量與研究，比較了不同情況下平板邊界層內由振動梁激勵生成的t - s波沿流向和法向強度的分佈規律，得到了相應的振型增長曲線以及中性曲線。
  13. Random vibration analysis of stochastic antenna structures under wind excitation

    風荷激勵下天線結構的隨機振動分析
  14. Then the concept of complex multiple tuned mass dampers is presented on the basis of calculating results. secondly, as a result of deducing formulas systematically and making programs to analyze with the software named matlab, the complex multiple tuned mass dampers are obviously more effective in comparison with multiple tuned mass dampers for suppressing vibration of struc tures

    其次，經過系統地公式推導和matlab編程模擬計算，繪出被控高聳結構在脈動風荷載激勵下，安裝mtmd和安裝復合mtmd后關鍵部分質點的位移均方響應譜，通過對兩種情況下位移均方響應譜的比較，證明了復合mtmd的減振效果明顯優于傳統mtmd振動控制裝置。
  15. At the same time, the dynamic response of structure under environmental excitation such as ground micro - earthquake, vehicle vibration and wind vibration, is usually disturbed with noise. thereby, the signal - to - noise ratio of data collected by sensors is rather low

    同時，結構在環境激勵（如:地面微震、車輛振動或者風振等）作用下的響應信號由於受到噪聲干擾，儀器所能採集到的信號信噪比較低，而且是非平穩信號。
  16. In order to measure the optimum combination of exciting force and frequency of sand sample with different moisture content and degree of compaction, the machine of mts fatigue test is used to simulate vibrating roller, the optimum combination measured can provide reference to study interacting of vibrating roller and aeolian sand

    用mts疲勞試驗機模擬振動壓路機，測出不同含水量和壓實度下的激振力和頻率的最佳最合，為研究振動壓路機和風積沙的相互作用提供參考依據。
  17. Through discussion and comparison of some numerical results with the corresponding tested results, it demonstrates that the proposed finite volume method can accurately and effectively predict the static large - deflection deformation behavior and harmonically excited and wind - induced vibration behavior. the method is also of high computational efficiency

    通過對計算結果進行分析，並將部分結果與實測結果進行比較可以發現，本文的數值方法能夠較為準確有效地預測懸索的大撓度靜態受力和變形特性，預測懸索的簡諧激振、風振等動力響應，並具有較高的計算效率。
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