減震效應 的英文怎麼說

中文拼音 [jiǎnzhènxiàoyīng]
減震效應 英文
dampening effect
  • 震 : Ⅰ動詞1 （震動） quake; shake; shock; vibrate 2 （情緒過分激動） be greatly excited; be deeply ast...
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 效應 : [物理學] effect; action; influence
  1. Special - shaped column frame with ved, frd and f - ved are analyzed under minute earthquake and disastrous earthquake, which are compared to that of r. c. special - shaped column frame. the results indicates that the new system with ved, frd and f - ved can effectively reduced the seismic responses than special - shaped column frame ; and that it is more obvious for r. c

    最後本文對設置ved 、 frd和f - ved的異型柱框架結構在水平地震作用下的反應進行了時程分析，通過與純異型柱框架結構在同一地震作用下的時程曲線進行比較，得出以下結論： 1 ）採用設置ved 、 frd和f - ved的異型柱框架消能減震結構體系可以有效減小地震反應； 2 ）設置f - ved的異型柱框架結構的減震效果比設置ved或frd更明顯。
  2. Seismic safety evaluation of important engineering sites, isolation, prediction of earthquake damages and earthquake resistant capability evaluation of structures, explosion seismic effects etc

    重大工程場地地震安全性評價；隔震減振；建築結構震害預測及抗震性能評估；爆破地震效應等。
  3. Based on newmark ' s step - by - step implicit integration method, the response analyses of a tunnel are performed by using viscous - spring artificial boundary under various earthquake accelerations and multiform conditions of surround rock. the seismic responses of the tunnel are calculated by changing parameters of surround rock within the tunnel some ranges. two kinds of shock absorption measures, which are setting shock layer and reinforcing surround rock are studied and shock absorption effects, applicable to cases and shock mechanism are analyze

    4計算了不同地震動作用下不同的圍巖材料對隧道地震反應的影響，並通過改變隧道襯砌一定范圍內圍巖材料的參數，計算了隧道的地震反應，分析了在隧道施工中設置減震層和注漿加固一定范圍內圍巖這兩種方法的減震效果、適用條件及其減震機理。
  4. On the contents of two sides abovementined, this paper attempts to do some initial researches from three angles as follows : 1, the analyses of anti - seismic features on longitudinal direction of the aqueduct l ) the seismic longitudinal effects are small. the vibrant characters are decided from the structure integration and rigidness of piers and main arch - ring of the aqueduct, so the following measures should be taken in order to weaken and isolate seismic influence : properly broadening the section sizes and adopting the high class concrete, lowering the height and barycenter of building, setting hoop steel bars so as to increase the plasticity of the concrete which can absorb the seismic energy and prevent the damages due to stress centralization on the linkages and changing place

    本文試圖就上述的這兩大方面的內容，從以下三個角度進行了初步研究： 1 、縱槽向抗震性能分析1 ）湯峪河吊桿拱支承結構的縱槽向地震效應較小；吊桿式拱架結構動力特性取決于槽墩和主拱圈的剛度，以及結構的整體性，故適當加大構件截面尺寸或提高砼標號，盡量降低結構的建築高度和重心，在構件連接和變截面處增設梗脅，按照約束混凝土的要求來加強箍筋的配置，增加砼的延性，以克服地震時構件連接和變截面處的應力集中造成的坡壞，並吸收大量的地震能量，從而起到隔震，減震的效果。
  5. The plane - wave analytic solution of the coupled fluid - air - solid system and the fem model of air cushion isolations are applied to study the influence of air cushion on earthquake response of dams. the calculations show that air isolation will reduce the hydrodynamic pressure significantly and restrain the dam vibrations during earthquakes. if the dam and reservoir is isolated by air cushions, it will decrease the hydrodynamic pressures by more than 90 % and the seismic stresses by 20 - 30 %

    將本文首次提出的水體-氣體-結構系統的平面波作用理論解和三維有限元模型，應用於溪洛渡雙曲拱壩的抗震安全性和氣幕隔震可行性研究中，表明氣幕對高拱壩具有良好的隔震性能，可降低動水壓力90以上，壩體地震拱應力20 30 ，減震效果顯著，並使壩體的抗拉安全系數從0 . 93提高到3 . 58 。
  6. Based on the dynamic analysis of the three - dimensions finite element model of three - gorges ship lift structure, the equivalent reduced mechanical model is established. the comparisons beween the dynamic characteristics and seismic response of these two models demonstrate that the reduced mechanical model can be used in the research on the seismic whipping effect control in the top machinery building of the ship lift structure

    本文基於三維有限元模型的動力分析建立了等效的簡化力學模型。兩種模型的動力特性和地震反應表明，升船機頂部廠房地震鞭梢效應的磁流變智能自適應減震控制可以採用本文建立的簡化力學模型模型。
  7. Three - gorges ship lift structure is one of important navigation facilities in the three - gorges projects. as far as its scale for navigation, its lifted weight and height are concerned, the ship lift structure is the greatest one in the world. in this paper taking the ship lift structure as background, the principle of mr adaptive reduced vibration control system is proposed to solve the problem of seismic whipping effect of the top machinery building of ship lift structure

    三峽大壩升船機是三峽水利樞紐工程中重要的通航設施之一。就其通航規模、提升重量及高度而言，均屬國內外已建、在建升船機之首位。本文以該大型升船機為工程背景，對升船機頂部廠房地震鞭梢效應問題提出了磁流變智能自適應減震控制的原理、設計方法和效果分析。
  8. The experimental results on seismic simulator verify that the mr damper in the passive off mode provided the information on the minimum effectiveness of the damper if the external power was cut off, in which the seismic responsesof the tall building and podiun structure were reduced. when the mr damper worked in the six kinds of semi - active logic control methods, the seismic responses of the two building were further reduced compared with those when the mr damper worked in the passive off mode

    地震模擬振動臺試驗結果表明： mr阻尼器的passiveoff方式是外部電源被切斷時的最低控制效果，能消除原結構地震反應的鞭梢效應，並使主樓和裙房的地震反應有一定的減少，六種半主動邏輯控制方法的減振效果比passiveoff方式更好，多mr阻尼器控制的效果優于單mr阻尼器。
  9. To investigating the damping effect under other types of ground motion, this paper constituted a three dimensional finite element model, in which the flange is simplified as an elastic joint and the dampers are as bar elements

    考慮到斷路器結構體系可能產生的扭轉效應，本文建立了三維的有限元計算模型。模型中，瓷柱之間的連接法蘭採用較為成熟的彈性連接模型，鉛合金減震器簡化為塑性桿單元。
  10. T he t esting d ata show that under the designed vibration waves, the lead alloy dampers are well functioning, not only reducing the strain at the ankle of bushing, but limiting significantly the relative displacement and absolute acceleration at the top of bushing

    試驗結果表明：在試驗設計確定的地震動輸入下，鉛合金減震器的減震效果良好，不僅降低了斷路器地震破壞指標? ?瓷柱根部應變，而且沒有顯著增加斷路器頂部的位移和加速度反應。
  11. The obtained results indicate that compared with the clay layer, the liquefied sand layer takes a decreasing effects on the short period component of the surface ground motion and the effects increase with increasing of the thickness 、 depth and width of the liquefied sand layer ; the liquefied sand layer takes a increasing effects on the long period component of the surface ground motion but the effect is not obviously ; to the input earthquake wave, the demarcation point of strengthens and weaken is about 0. 6s

    主要結論為:和同樣的粘土層相比，液化層的存在對地表上地震動的短周期分量主要起減弱作用，且減震效果隨著液化層埋深、厚度的增加而變強;對長周期分量主要起加強作用，但是效果不太明顯;對所輸入的地震波來說加強減弱的分界點所對應周期為0 . 6s左右。
  12. Non - uniformity of the amplifying effect and dimension of the slope are pointed out through analysis of the distribution of the stress and sonic speed in the slope. forms of slope lost stability resulted from blasting vibration are analyzed and appraising rules of slope stability are summarized by a great deal instances on coasts. based on general discussion about calculation methods of the slope stability under the effect of blasting vibration, the synthetical method, a new one, is put forward, analyzed through a sample by and pointed out which is one of most valid methods

    利用波動理論，得出延期時間為nt / m時減震效果最好；在分析邊坡巖體內部應力、質點速度等分佈規律的基礎上，指出邊坡震動放大效應的不均勻性和邊坡尺寸效應；結合大量滑坡實例，分析了爆破震動引起邊坡失穩破壞的幾種形式，總結出邊坡穩定性評價準則；基於對邊坡穩定性計算方法的綜合分析，提出了一種綜合分析方法，通過算例計算分析，證明該法計算精確度高、功能全面，是邊坡動力穩定性分析的有效方法之一。
  13. Then, the elasto - plastic time history analysis for re - centring isolation structure with shape memory alloys is carried out, and compared with fixed structure the control effect and fully re - centring capacity of the new isolation system is verified

    接著，對設有形狀記憶合金自復位隔震裝置的實際結構進行了彈塑性地震反應分析，並與非隔震結構進行了對比，以驗證上述隔震裝置的減震效果和復位性能。
  14. The orderliness of stresses and displacements in the liner along the direction of the tunnel axial are analyzed under various type tunnel liner and multiform properties of surround rock. the effects of shock absorption measure reinforcing surround rock are studied

    在不同的圍巖材料、不同的襯砌類型情況下，分析了洞口段隧道襯砌應力和位移沿隧道軸線方向的變化規律以及採取注漿加固圍巖的方法的減震效果。
  15. By ansys finite element program the seismic response of a five - story frame structure with friction dissipating braces is analyzed, and is compared with that of the pure frame structure without brace and the brace frame structure without friction dissipation devices

    選取一五層框架作為算例，利用ansys程序，對摩擦耗能支撐框架、無支撐框架和普通支撐框架的地震反應進行了計算比較，分析了摩擦耗能支撐的減震效果。
  16. Analysis results indicate that base isolation technology has obviously seismic isolating effect, and decreases maximum response of structure sharply when earthquake occurs, and isolates seismic energy effectively

    結果表明：隔震體系具有明顯的減震效果，它大大降低了地震作用下結構的峰值反應，有效地消耗了地震能量。
  17. The results obtained in the paper demonstrate that the sma passive control system is capable of significantly reducing the seismic response of the building. thirdly, through the combination of the different parameters of sma dampers, the influences of sma dampers on reduction effectiveness is studied and the optimal range of parameters are obtained

    研究結果表明：本文設計的sma耗能器可以有效地減小和抑制結構的地震響應；第三，根據耗能器不同參數組合下的彈塑性時程分析結果，研究了耗能器不同參數的變化對其減震效果的影響，給出了其參數的最佳取值范圍。
  18. The results show that the friction energy dissipating brace has obviously seismic vibrat ion - suppressed effect, and decreases maximum response of structure sharply when earthquake occurs, and dissipates a great deal of earthquake input energy

    結果表明：摩擦耗能支撐具有明顯的減震效果，它大大降低了地震作用下結構的峰值反應，有效地消耗了地震能量。
  19. 5. the influence of the joint form was analyzed, and the damping effects of the elastic joint were studied. in the other hand, the structural maximum responses for the three earthquake input model were computed

    5分析了沉管隧道管段連接方式對隧道動力特性的影響，研究了管段彈性連接減震效果；同時計算了南京長江沉管隧道三種地震動模型的響應最大一值。
  20. Using the above method, the analytic expressions of response and dynamic reliability are got. 3, on the basis of the above analytic expressions, taking the isolation or seismic decrease coefficient ( the ratio of the standard deviation of the response of structures ) as the optimal objective function, the parameters of the isolation and seismic decrease equipment are optimized. an optimal design method and some useful data are achieved and it can be used in the practical project

    3 、在基礎隔震結構、 「加層減震」 （ tmd減震）結構隨機地震響應解析表達式的基礎上，以結構在有、無隔震或tmd減震裝置情況下的隔震或減震效果指標（結構位移響應標準差之比）為優化目標函數，對隔震和tmd減震裝置的參數取值進行了優化，得出了可應用於工程實際的優化設計方法和一些有用的數據，可應用於指導工程設計。
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