震動臺 的英文怎麼說

中文拼音 [zhèndòngtái]
震動臺 英文
jarring table
  • 震 : Ⅰ動詞1 （震動） quake; shake; shock; vibrate 2 （情緒過分激動） be greatly excited; be deeply ast...
  • 臺 : 臺名詞（指臺州） short for taizhou （in zhejiang province）
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. Then using wilson - # method and linearity acceleration method to calculate the earthquake time - history reaction of a base isolation buildings. the results indicate that the benc - wen model and the bilinear model can couvade the restoring - force character of the isolation bearings exactly well

    然後，以實驗模型在振動臺上受激勵，獲得加速度頻響函數的方式來考察我們選取的模型擬合效果，選取一個適合瀝青隔震墊的恢復力模型。
  2. Experimental study on the mechanism of earthquake - induced differential settlement of building on liquescent subsoil by shaking table

    可液化地基上建築物不均勻震陷機制的振動臺試驗研究
  3. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  4. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和試驗研究相結合的方法，研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法，主要內容為以下幾方面：對一擬建的復雜高層建築結構，採用1 20比例的空間整體模型，進行了26種工況下的模擬地震振動臺試驗，觀察了結構的破壞過程和地震反應，分析了結構及構件的抗震性能；建立了結構的精細空間模型，利用sap2000n大型有限元分析程序對結構進行了彈性時程分析；通過有限元分析與試驗結果的對比，對結構的抗震性能和抗震能力做出綜合評價，認為該結構由於轉換層上部去掉部分樓板，既可滿足建築設計的通風、採光等要求，又可達到協調結構轉換層上、下樓層抗側剛度的效果，是一種較理想的有多道抗震防線的結構型式。
  5. Research on shaking table test of base isolation building

    基礎隔震房屋模型振動臺試驗研究
  6. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    （ 2 ）利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究，通過分析正弦荷載作用下的試驗資料，驗證了粉土的孔隙水壓力增長模式的合理性；從微分方程推導了基於土體振動臺模型試驗的相似律，並從模型實體、孔壓時程曲線和相似律等方面做出了分析，得出了如下結論：在小型振動臺試驗中，模型箱中的粉土都發生了液化，液化的時刻和輸入加速度幅值有關，而對頻率的變化不太敏感；粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化；孔壓的增長曲線形狀與施加的荷載有關：當施加荷載為由小到大的形式時，曲線形狀為上凹的曲線；當施加荷載為等幅的正弦荷載或荷載幅值由大到小時，曲線形狀為上凸的曲線，且逐漸趨于穩定。
  7. 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震模擬試驗，對砌體結構基礎下砂墊層的隔震性能及可能影響其減震性能的因素作了一些初步的探討，為今後砂墊層減震作用在工程上的應用提供了依據。
  8. Minzheng zhang ， xun guo ， qingli meng ， study on shaking table tests of building models ， china - us millennium symposium on earthquake engineering ， beijing ， china ， 2000

    參與科研項目「地震模擬振動臺試驗縮尺模型一致相似律及其應用研究」 ，獲中國地震局防震減災優秀成果三等獎， 2002 。
  9. He felt the sudden kick of the drill in his hand as the power was turned on.

    一通電他便覺得那臺鉆在他手中突然猛烈震動。
  10. Shaking table testing of shock insulation by soft soil - hinged pier system

    鉸接樁體系隔震性能的振動臺試驗研究
  11. The semi - active logic control algorithm was proposed, which includes six kinds of semi - active logic control method. they are the semi - active logic control method a, b and c for single mr damper, the semi - active logic control method d, e and f for multiple mr dampers. a series of numerial simulation and experimental investigations on the seismic responses of the tall building with a podium structure using single damper / multiple mr dampers were first carried out on the seismic simulator in the hong kong polytechnic university on 2002 - 2003

    針對帶裙房高層建築地震反應的鞭梢效應問題，以瞿偉廉教授和徐幼麟教授提出的「 er mr智能阻尼器耦聯的帶裙房高層建築結構地震反應的半主動控制」理論為起點，採取理論分析、計算機模擬和地震模擬振動臺試驗等研究手段，首次將基於泛布爾代數的邏輯控制方法引入結構控制領域，提出了半主動邏輯控制方法，包括單mr阻尼器半主動邏輯控制a 、 b 、 c和多mr阻尼器半主動邏輯控制d 、 e 、 f等六種。
  12. 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。
  13. Shaking table test on building models with comined isolation system

    組合基礎隔震房屋模型振動臺試驗研究
  14. Shaking table test method of earthquake resistant performance for building curtain wall

    建築幕墻抗震性能振動臺試驗方法
  15. Several key techniques of carving and milling machine cnc system are deeply studied they include : the transformation, data rebuild and interface design of huge volume nc program produced by cam ; the algorithm of cubic parametric spline pre _ interpolation and high speed real time interpolation in the cnc system, which. will gain a much higher surface precision and cutting speed ; methodology and algorithm of movement velocity acceleration control on a real time forecast _ and _ prejudge basis is designed. therefore, a smooth movement is insured. the shake and noise problem caused by non _ uniform pules for driving stepping or servo motor is solved by an improving algorithm to generate uniform pules

    同時，本文對基於統一的pc平臺的雕銑機數控系統中的幾項關鍵技術進行了深入的研究，包括： cam生成加工程序的傳送、接收、讀取及其加工鏈表的生成和實時重構；對cam生成的離散數據進行三次參數樣條插值和基於累加弦長的三次參數樣條插補控制，保證加工工件表面的精度和光順性；設計具有「前瞻」功能的自動升降速控制方法，保證加工過程的平穩性；通過脈沖均勻化，有效地解決加工過程中因為脈沖不均勻而引起的震動問題。
  16. Some significant results were obtained. 4. on the basis of statistical analysis, effect coefficients of the platform values and the characteristic periods for three kinds of soil layer construction were obtained by comparing them with those of norm profiles 5

    將不同土層結構的計算結果，按不同地震動輸入和場地類別分組統計，然後與其對應的不含軟夾層的正常剖面的計算結果進行比較，統計得到不同土層結構對反應譜平臺值和特徵周期的影響系數。
  17. Based on the shaking table test of 1 / 4 scale two - bay rc frame modes strengthened with and without cfrp ( carbon fiber - reinforced plastic ), damaged and destroyed model strengthened with cfrp, the vibration properties and seismic response and destroying position of rc frame model with cfrp are analyzed

    摘要通過對兩個縮尺比為1 / 4的兩層單跨鋼筋混凝土框架結構模型的加固、未加固及其震壞后再加固的3次振動臺對比試驗，探討了其動力特性、地震反應和損傷破壞情況。
  18. The mathematic model of predicting the horizontal load subjected to aeroplane undercarriage tyre based on the drop - tests was built by analyzing dynamic loads acting on drop - test platform which is supported by three - poles, and the coefficients in the mathematic model were determined by means of the least - square method according to the results of static tests

    摘要通過分析3點支撐落震平臺的動態受力情況，確定了起落架機輪投放到落震平臺上后，落震平臺水準方向的各種載荷情況，從而利用測量落震平臺水準載荷的間接測量方法，建立了起落架機輪水準載荷測量方法的數學模型， ?採用在落震試驗臺水準方向上進行試驗標定的方法，確定了數學模型中的有關待定系數。
  19. The dissertation is finished based on the fund 211 project " seismic simulation shaking table " of civil engineering structure vibration center

    本課題來源於211項目「土木工程結構振動中心?地震模擬震動臺」 。
  20. In view of this, the mathematical model of seismic simulation shaking table is deduced based on analyzing constitutes and mechanism of the seismic simulation shaking table in the civil engineering structure vibration center of wuhan university of technology

    鑒於此，在分析電液伺服地震模擬振動臺的設備構成及其物理機理基礎上，針對武漢理工大學土木工程結構振動中心的地震模擬震動臺，推導出了電液伺服地震模擬振動臺的數學模型。
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