time history 中文意思是什麼

time history 解釋
時間關系曲線圖
  • time : n 1 時,時間,時日,歲月。2 時候,時刻;期間;時節,季節;〈常pl 〉時期,年代,時代; 〈the time ...
  • history : n. 1. 歷史,歷史學。2. 沿革,來歷;(個人的)履歷,經歷。3. 對過去事件的記載;大事記。4. 對形成未來的進程有影響的事件[思想]。5. 過去的事。6. 歷史劇。
  1. I am a civil engineer from beijing ( peking ), and i am study the earthquake recording time history of chichi curve, nantou

    本人是一名來自北京的土木工程師,要研究發生在南投的地震波(集集波) ,不知這里的老師們或者哪位同學有否收集?
  2. 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。
  3. Based on modal analysis of piezoelectric smart laminated plates, an fem based inverse algorithm of the time history of impact loads by piezoelectric modal respondence is presented

    摘要基於對智能層合板結構的模態分析,提出由結構的壓電模態響應反演瞬態荷載時間歷程的有限元方法。
  4. In addition, the results from vibration shapes - separation - spectra method and time - history method were compared, and the compared result is valuable for aseismatic design

    論文最後對所有研究工作進行了總結,得出了有參考價值的結論,並指出進一步研究中亟待解決的問題。
  5. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  6. Based on the analysis of the dynamic behavior of nanning bridge by means of spatial finite element models, the nonlinear dynamic time history method is used to conduct the sensitivity analysis of the parameters of viscous dampers ( damping constant c and damping exponent ? ) of the bridge and the laws of influence of the parameters on the seismic response thereof have been obtained

    摘要在來用空間有限元模型對南寧大橋動力特性分析的基礎上,採用非線性動力時程分析方法,對南寧大橋粘滯阻尼器參數(阻尼常數c 、阻尼指數? )進行敏感性分析,得出粘滯阻尼器參數對南寧大橋地震響應的影響規律。
  7. Doctor candidate : yan qiwu supervisor : prof. slien pllsheng iii this thesis, a systematic theory on spatial elastic - plastic time - history analysis of reinforced concrete frame - tube structures tinder strong multiple earthquake excitations is established. covering problems about materal, rnember and structural system considering about the nonlinearity of material, geometry and boundary

    木文考慮了材料、幾何、邊界非線性,建立了從材料、構件到結構的一個較為系統的鋼筋砼框筒結構在多維地震波作用下的空間彈塑性時程分析理論。
  8. The third, according to code for seismic design of buildings ( gb50011 - 2001 ), the analysis of r. c. frame structure with special - shaped column is conducted under minor levels of ground motion by means of model analysis method and elastic time - history analysis method

    第三,按照抗震規范( gb50011 - 2001 )的相關規定,用振型分解反應譜法和彈性動力時程分析法,對鋼筋混凝土異形柱框架結構進行了多遇地震下的計算分析。
  9. 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。
  10. Then, analyze and compare the elastic time - history analysis of the frame structures subjected to various vertical seismic waves considering different vertical stiffness matrix, thus the vertical stiffness matrix which was proposed by this paper has certain rationality, it is valuable to engineering designing

    然後,分析對比在不同豎向剛度矩陣下框架結構在不同豎向地震波作用下的彈性時程分析,從而表明:本文提出的計算豎向剛度矩陣具有一定的合理性,並對豎向地震作用下框架結構抗震性能進行分析,對工程設計有一定的參考價值。
  11. Environmental testing - electrotechnical products - time - history vibration test method

    環境試驗.電工產品.隨時間變化的振動試驗法
  12. After analysis of the parameters of the devices, a conclusion is achieved that we can directly use the parameters of the dampers instead of devices to design the buildings in the common situation. then a one - freedom modal is used to compare the differences of performance between these two dampers under harmonic load. finally, three buildings, which are installed with viscoelastic dampers, viscous dampers and no dampers respectively, are analyzed using finite element method, time history method and response spectrum method, and the result is the same as that of harmonic analysis

    如果支撐剛度較小,應採用本文推倒的公式計算阻尼裝置的性能參數;利用單質點模型進行阻尼結構在簡諧荷載作用下的性能分析,並比較了粘彈性與粘滯阻尼結構在振動控制方面的性能差異;最後利用數值方法分別對未安裝阻尼裝置結構,安裝了粘彈和粘滯阻尼裝置的三種結構進行了反應譜和時程分析,得到了與理論分析一致的結果。
  13. Furthermore, the isoline maps of mean wind pressure coefficients and rms wind pressure coefficients of the structure under various wind directions are plotted. in the matter of theoretical analysis, modeling with finite element method, using the local mean wind pressure coefficients and time history of fluctuating pressures determined in wind tunnel, the wind - induced dynamic responses for long - span grid roof structures are calculated in frequency domain and time domain separately

    在理論分析方面,建立合理的有限元模型,利用剛性模型風洞試驗獲得的各種不同情況下屋面各節點的平均風壓系數和脈動風壓時程,在頻域內和時域內進行了大跨網架屋蓋結構的風振響應分析。
  14. The time - history method in combination with damper coefficients and their associations was employed to compare and analyze the bridge response results in terms of the inertial forces of key sections and displacement of key positions

    針對不同粘滯阻尼器阻尼系數以及阻尼指數組合,採用時程分析方法,比較分析了結構主要構件和部位的內力及位移地震響應結果。
  15. Two types of seismic calucation methods that are response spectrum analysis and time - history analysis are used to analyze the seismic response of kiewitt ' s suspen - dome under lateral seismic action and vertical seismic action. the result obtained by above - mentioned methods and the code method are compared. genetic algorithm method is proposed to optimize the prestress of suspen - dome

    本文採用振型分解反應譜法和時程分析法兩種方法,對kiewitt型弦支穹頂預應力結構的水平和豎向地震作用下的地震效應進行計算分析,並同現行的規范和規程的規定方法一10重力荷載代表值簡化法計算結果進行了比較分析。
  16. 3. seismic response analysis is done by using time history analysis method in aluminum alloy double - layer cable dome and the displacement and the axis stress of the structure under the seismic response are obtained and the results are compared with the ones of the spectrum analysis

    採用時程分析法對肋環型鋁合金雙層球面網殼結構進行了地震分析,得出了結構在地震荷載作用下的位移、軸向應力的變化曲線,並且與譜分析結果以及相應的鋼網殼作了比較。
  17. According to the theory analysis and engineering practice, the application of natural vibration features in bridge inspection is introduced. during the transient dynamic analysis of pubugou cfst arch bridge, the time history responses of the structure under uniform velocity moving load and impact load are analyzed, and the amplification coefficients of deflection and internal forces of the structure are intensively analyzed

    在瀑布溝大橋的瞬態動力分析中,模擬分析了當移動荷載以不同速度通過橋面時的時間歷程動力響應以及在沖擊荷載作用下橋跨結構的時間歷程動力響應,並對橋跨結構在移動荷載和沖擊荷載作用下的動力放大系數作了較為詳細的分析。
  18. A dump usually of a selected area of storage taken at specified times during the execution of a routine, thereby providing a time history of this section of storage for debugging purposes

    通常指在程序執行過程中某一選定存儲區內容在指定時間的一種內象(也就是抽點列印內容) ,從而為調試程序提供該存儲區的定時記載。
  19. By means of adopting structure mechanics method, quasi - static approaches, response spectral of modal combination approach and time - history analysis approach, the responding problems of static - dynamic load of structure are solved

    分別採用擬靜力方法、動力分析中的振型分解反應譜方法與時程分析方法進行計算,通過三種計算方法的對比分析進水塔結構在地震力作用下的動力響應。
  20. Based on the urgent need that pier protective device primarily designed needed to be tested its crashworthiness by the impact of ship in multi - situation, etc in multi - angle and multi - water, the writer analyzed the critical elements that affect the simulation of the collision between ship and pier protective device, and found the feasible way to deal with the conflict between calculation efficiency and precision. using this method and employing ansys / ls - dyna program, which is the universal nonlinear dynamic analysis software, a head - on collision between ship and pier protective device designed for guanzhou river bridge is simulated and presented, the simulation of time history course of full - scale mini - collision between ship and pier protective device was taken into reality with a spot of elements ( less than 21000 ) and scanty time ( 9 hours on p4 pc )

    本文在前人研究的基礎之上,結合船橋碰撞實例,對碰撞計算機模擬模擬的關鍵技術進行了研究,在效率與精度的矛盾中找到平衡,對一艘2000噸級散貨船橫橋向正撞廣東管洲河大橋橋墩防撞鋼套箱這一種工況進行了計算機模擬模擬,實現了以較小的單元和較短的時間模擬碰撞的時間歷程,模擬滿足工程精度要求,解決了目前碰撞模擬計算周期太長的問題,同時模擬模擬得到的結論對該類防撞裝置提供了有價值的參考。
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