減震作用 的英文怎麼說

中文拼音 [jiǎnzhènzuòyòng]
減震作用 英文
cushioning effect
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  1. In order to use structure ' s ability of elastic - plastic deformation to consume the earthquake energy, decrease the reaction in the earthquake, ferroconcrete frame structure should be designed into ductile one

    為了利結構的彈塑性變形能力耗散地能量,輕地下結構的反應,應將鋼筋混凝土框架結構設計成延性框架結構。
  2. Visco - elastic model of interaction between parallel strike - slip faults and seismicity reduction effect

    平行走滑斷層相互的粘彈模型和減震作用
  3. 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下的時程曲線進行比較,得出以下結論: 1 )採設置ved 、 frd和f - ved的異型柱框架消能結構體系可以有效小地反應; 2 )設置f - ved的異型柱框架結構的效果比設置ved或frd更明顯。
  4. Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element

    通過對比有限元計算結果和試驗數據,分析得出塑料土工格柵筋材的最大動拉應力的分佈與靜拉應力的分佈沿筋材的埋深大致相同,只是應力的值大小不同;地下土筋間的動似摩擦系數是隨地加速度的增加而小;模型沿墻高方向的加速度響應等。接著,根據模型動力有限元時程分析結果和模型試驗數據的比較分析,得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動力有限元分析模式的合理性。
  5. 1. 2. bakelite substrate : vibration absorption, a reduction of wheel abrasion and the improvement of surface roughness

    1 .電木基材:吸少砂輪磨耗改善表面粗度。
  6. In this paper, the seismic reduction function of sand cushion under masonry structure foundation and some possible factors that may have effect on its seismic reduction function are tentatively discussed through theoretical computation and shaking table experiments. it provides some foundation for sand cushion ' s application in civil engineering

    本文通過理論分析計算和室內砂箱振動臺地模擬試驗,對砌體結構基礎下砂墊層的隔性能及可能影響其性能的因素了一些初步的探討,為今後砂墊層減震作用在工程上的應提供了依據。
  7. 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動的短周期分量主要起,且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,但是效果不太明顯;對所輸入的地波來說加強弱的分界點所對應周期為0 . 6s左右。
  8. According to the theory that the probabilistic distribution of seismic intensity fits extreme value type hi, a method to confirm seismic power that is pertinent to the period of expectant use is discussed. at the same time, the way to deal with seismic details is given by introducing system coefficient and coefficient factor. in summary, this paper provides engineers a seismic design method that is pertinent to the period of the building ' s expectant use

    根據地烈度的概率分佈符合極值型的理論,探討了在相同概率保證下,不同設計使年限與設計基準期之間地的關系以及不同設計使年限與設計基準期之間抗構造的關系,引入了對應于設計使年限的地調整系數和抗構造折系數及其體系影響系數和局部影響系數,發現了現行抗鑒定標準所採的設計使年限。
  9. But setting of strengthened floor will result in the sudden variation of structural stiffness and internal force, and will come into being weal story. the yield mechanism will difficultly " story column, weak beam " and " strong in resistance of shear force, weak in resistance of bending moment "

    在風荷載下,設置加強層是一種少結構水平位移的有效方法;但在地下,加強層的設置將會引起結構剛度、內力突變,並易形成薄弱層,結構的損壞機理難以呈現「強柱弱梁」和「強剪弱彎」的延性屈服機制。
  10. Special - shaped column frame, its seismic behavior is studied and a new dissipating - seismic - energy structure, r. c. special - shaped column frame with viscoelastic friction damper ( f - ved ) is proposed and studied. a three - dimension solid element model is established for a special - shaped column frame to study its seismic behavior and time history responses under earthquake, some conclusion is drawn about its characteristics of force and displacement under horizontal earthquake action

    為了進一步推廣和擴大異型柱框架結構的應范圍,本文對異型柱框架結構在水平地下的受力特點和抗性能進行了研究,並提出在異型柱框架中設置粘彈性?摩擦阻尼器( viscoelastic - frictiondamper ,簡稱f - ved ) ,對其進行了水平地下的控制研究。
  11. ( 3 ) furthermore, the stiffness effect induced by the infill walls makes the natural period of the frames decrease, which makes the earthquake forces put on the structures increase

    3 .另外,填充墻剛度效應的存在使得結構自振周期小,從而使於整個建築上的水平地增大。
  12. Abstract : at first, the shaking table test of a gravity pier model was done. the comparison between the test data and the theoretical analysis results of the model showed that they are identical to each other. the dynamic model of a whole bridge with gravity piers and lead - rubber bearings was set up. the positive role of lead - rubber bearings on lowering the seismic responses of railway bridge and the seismic character of gravity piers were analysed. some earthquake resistance measures of railway bridge with gravity piers were put forward

    文摘:首先進行了重力式橋墩模型振動臺模擬地試驗,試驗與理論分析結果基本一致;然後建立了採鉛芯橡膠支座的重力式橋墩橋梁全橋體系動力分析模型,計算分析了鉛芯橡膠支座對橋梁的、隔及重力式橋墩的抗性能,提出了重力式橋墩橋梁的抗措施。
  13. Appling the hollow shear wall to multi - story and sub - high rise residences, these can be come into being that include reducing self - weight, stiffness, earthquake action, and improving ductile, saving material and energy, so building ' s integration economy target can be fallen

    將這種墻於地區的多層和小高層房屋,可以輕自重,小剛度,降低地,提高延性,節約材料,並且節能效果好,降低了房屋的綜合經濟指標。
  14. The seismic response is analyzed with total stress method ; and it ' s found that the positions of the most dangerous slide surfaces are fairly stable though the precision for searching is very high. the idea of newmark method is induced to calculate permanent deformation on circular sliding surfaces. the precision is increased and the complexity of searching is lessened

    本文採總應力法分析了填埋場在地下的動力響應,通過計算發現,在滑弧搜索的精度相當高的情況下,最危險滑弧的位置仍然比較固定;在這一發現的基礎上,引入newmark地永久變形的思想,並將其運於圓形滑動面從而提高了該方法的精度並少了試算的繁復性。
  15. Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result

    西安理工大學碩士學位論文在水平地下,並考慮風荷載組合,分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系,通過改變結構參數,運空間有限元方法,進行地計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地反應力」 、 「樓層地剪力」 、 「結構側向位移」 、 「層間位移角」 ,以及「構件內力」 。結果表明:在等面積原則下,異型柱代換矩形柱后,結構剛度增大,側向位移明顯小,地反應力略有增加,框架柱軸壓比最大增幅小於8 % ,結構整體抗性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時,結構有利於抗;水平地力與整體坐標夾角為0度時,結構地效應較大,屬結構設計的控制因素之一;異型柱框一析架結構採「人」字斜撐,側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小,構件內力增大適中,是一種抗性能優越的結構體系:在抗設防烈度較高地區( 8度)和抗不利的建築場地( m類場地) ,採異型柱結構體系時,應盡可能輕結構自重,降低地力;分別採「振型分解反應譜」法和「時程分析」法進行地計算,兩種方法所得結果基本一致。
  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:隔體系具有明顯的效果,它大大降低了地下結構的峰值反應,有效地消耗了地能量。
  17. A certain thickness of sand cushion of a certain size or gradation is paved between the foundation and ground in this new method. when earthquake happens the sand cushion will have plastic shearing strain, reducing the input of high frequency volume, thus consume the earthquake energy form substrate. it is showed in shaking table experiments that there is relevant slippage between foundation and sand cushion, which can prevent the seismic energy from being passed to the above structure and thus reduced the seismic role for the above structure

    在建築物的基礎與地基之間鋪設一定厚度、某種單一粒徑或級配砂墊層,在地時砂墊層發生的塑性剪切變形,少地波高頻分量的輸入,從而消耗了下層傳來的地能量;振動臺試驗表明,當振動發生時,基礎與砂墊層之間有明顯的滑移產生,這就對地能量向上部結構的傳遞起到了隔斷,因而對上部結構起到了減震作用
  18. It enables to fix the optical fiber and minimize vibration

    對adss光纜起固定減震作用
  19. After the cold war, economic and trade cooperation has become the other important interest basis of the bilateral relations. the first cause of this is that america pays more attention to economic interest in foreign affaires

    特別是蘇聯解)體、冷戰結束以後,經貿合己經成為雙邊關系的一個最重要的支柱,對兩國關系起到了強大的支撐與減震作用
  20. At first, the author has analyzed the theory, mechanism and shock - absorption in pre - split blasting, studied the rising of crack, expanding and stopping, and did various factors which influence on the crack of rock in pre - split blasting. the main factors have been determined to be the strength of mineral and rock, the diameter of drill, the type of explosive and the growth degree of crack. then, the author has researched bp neural networks " work principle, structure and defectiveness

    首先分析了巖石成縫的理論、機理和減震作用,研究了裂紋的起裂、擴展和止裂;分析了各種因素對巖石預裂爆破成縫的影響,確定了礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響因素;並研究了bp神經網路工原理、結構和缺陷,把改進的bp神經網路運在巖石預裂爆破參數設計中,建立以礦巖強度、孔徑、炸藥類型和裂隙發育程度為主要影響指標的bp神經網路的預裂爆破參數設計識別模型;運matlab6 . 5語言開發了爆破參數設計的智能系統,實現了預裂爆破參數設計的自動化,工程實例驗證系統模塊的功能。
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