模擬地震動 的英文怎麼說

中文拼音 [dezhèndòng]
模擬地震動 英文
simulated earthquake motion
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ動詞1 (震動) quake; shake; shock; vibrate 2 (情緒過分激動) be greatly excited; be deeply ast...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  • 震動 : shake; shock; vibrate; quake; chatter; tremulation; succussion; oscillation
  1. Numerical simulation of ground motion coherency function on engineering site

    工程場相干函數的數值
  2. The method proposed in this thesis do well in solving the problems of multi - damping - ratio - spectra simulation. it is convenient to obtain the pareto optimal solution set of the multi - object question by using implicit parallel genetic algorithms and the method can meet the practical needs for simulating ground motions coinciding with multi - damping - ratio - spectra in seismic design. the crossing rate and variance rate are important parameters of genetic algorithms which affect the rate of convergence, the adapting rate of cross and variation in this paper can auto - adapt and according to stand or fall of current sample, it assures the sample approach to the pareto optimal solution set in fast convergent speed

    較好解決多阻尼比反應譜合問題;本文方法通過一次運行就能獲得一組具有集系特性的,在合多阻尼比反應譜的人造波集系的方面有傳統方法所不能比的優勢,產生的人造波或人造波集系可滿足工程抗設計需要;在遺傳演算法中,交叉概率和變異概率是影響收斂速度的重要參數,本文採用的改進自適應交叉概率和變異概率,可以根據當前樣本的好壞程度來自選擇適當的交叉概率和變異概率,以保證演算法始終以較好的速度向pareto最優解集逼近。
  3. The hardware mainly consists of three parts : signal pre - amplifying and conditioning circuit is used to amplifying the microseismic signals which have detected, signal processing and target identifying circuit based on singlechip is used to convert the analog signals which have been amplified to digital signals and go through signal analysis, processing to identify the moving target, the sending and receiving setting is used to send the identifying result to the decision - making and he can take relevant action according to the result

    硬體主要由三部分組成:信號調理電路對檢測到的微弱信號進行放大;基於單片機的信號分析與目標識別電路將放大后的信號進行a d轉換,進一步將得出的數字信號分析、處理,實現目標識別;識別結果發射與接收裝置將識別結果發射給決策者,由其根據接收結果採取相應的措施。
  4. Considering special form of the boiler frame, the reconstruction and enforcement method, in addition dynamic analysis are given by particular steps : establishment of the model of boiler steel frame, determination of earthquake loads and distribution form, and anti - side force system for the frame to model and analyze, involving loads on the frame and above it, earthquake loads, damping, sway control installation, hanging bar and plate beam

    考慮鍋爐構架鋼結構的特殊形式,研究並提出了電站鍋爐鋼結構改造加固研究方法,及力分析的具體步驟:建立了鍋爐鋼結構力分析型、荷載分析方法、建立了鍋爐鋼結構布置型式、及整個鍋爐鋼構架抗側力體系分析方法。具體包括:鋼構架本體及構架上荷載、載荷與阻尼系數確定、制晃裝置確定、吊桿與大板梁簡化。
  5. The inconsistent excitation can be decomposed into a series of irregular incident waves in terms of the spectral decomposition scheme of the hermitian matrix, with which the coherency function of the ground motions under the inconsistent excitation can be obtained numerical results are given to show its stability and rationality

    該方法將隨機輸入下的波分析問題轉換為多個虛激勵下的確定性波分析組合問題,從而可以方便獲得場觀測量之間的譜密度矩陣,進而計算給出工程場相干函數本文還用數值的辦法對所提出方法的合理性和穩定性進行了探討。
  6. The precious method to simulate earthquake accelerations is not perfect because the points on the interface still move according to the simulated acceleration when the points " motion ends, which is obviously a paradox. if the points " velocity is not zeroized, soil ' s damage value based on shear stress ' s peaks or extrema is overestimated in multi - point input analysis. the new method ' s rationality is analyzed

    以往人工合成的波在結束時即加速度恆為零時速度不為零,這與合成是「輸入點從靜止到運再到靜止的運過程」這一要求不一致,同時導致時域內多點輸入分析時差力過大以至算出的損傷值過大,於是本文提出了簡易的速度歸零化方法並分析了其合理性。
  7. 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:對一建的復雜高層建築結構,採用1 20比例的空間整體型,進行了26種工況下的臺試驗,觀察了結構的破壞過程和反應,分析了結構及構件的抗性能;建立了結構的精細空間型,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,對結構的抗性能和抗能力做出綜合評價,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防線的結構型式。
  8. Numerical analysis of explosion seismic effect

    爆破效應的數值分析
  9. And a post - liquefaction test method has been put forward, in which the cyclic loading and the static loading courses are both controlled by stress mode. this method reflects the in - situ conditions well and truly, and a lot of tests have been done using this method. in these tests the effects of confining pressure, relative density, liquefaction severity etc. have been thoroughly investigated

    主要工作內容如下:參與研製了振扭剪全自多功能三軸儀,並利用其獨特試驗功能設計了一套飽水砂土液化后特性的試驗方法,試驗過程中作用的加載過程及大變形發生的靜加載過程均採用應力控制的方式進行,試驗方法跟現場條件更為接近並用該試驗方法對相對密實度、固結壓力、液化度等對液化后變形特性的影響進行了研究。
  10. The results of comparative analyses in this paper can be used to select and simulate the envelope of earthquake ground motion

    文中的比較分析結果可以用於包線函數選擇和
  11. After analyzing several examples with the program of sap2000, it is certified that properly chosing lateral load patterns according to the structural dynamic performance is able to reasonably capture the structual response attributes

    應用sap2000程序對算例進行分析,算例分析證實,根據結構的力特性選擇合理的側向荷載分佈式能夠較好的過程中實際的結構受力響應情況。
  12. In this paper, a highly effective 3 - d explicit finite element combining parallel calculation method is presented, in which, the magnitude, the source rupture process, the influence of underground tectonics and the soil sediment structure are considered

    摘要採用數值方法對長周期進行已成為當前強面運預測的研究方向之一。
  13. Adopting this model, we analyze the seismic hazard near the chelungpu fault that generated the chi - chi ( jiji ) earthquake with magnitude 7. 6 and the following conclusions are reached. this model is reasonable on the base of focal mechanism, especially for sites near potential earthquakes with large magnitude ; the attitudes of potential rupture surfaces have great influence on the results of probabilistic seismic hazard analysis and seismic zoning

    結果表明:採用潛在破裂面源型是合理的,因為它可以破裂面與影響場的三維展布特徵,尤其適用於較大的近場區域;潛在破裂面源的大小、產狀,對近源場點的危險性分析和區劃結果有明顯的控制影響。
  14. Principal similarity coefficients of the test model are calculated to sufficient for similarity requirement of resisting to lateral stiffness. the steel truss was made of red copper in the model

    臺試驗中,型設計按主要滿足抗側剛度相似要求確定相似關系,型製作採用紫銅代替鋼完成鋼桁架的製作。
  15. Based on the current structure design codes, a one tenth scaled 2 bays, 3 - stories model of concrete filled steel tube ( cfst ) column frame structure is designed and manufactured, and tested on the shaking table

    摘要基於現行結構設計規范,設計製作了一榀1 / 10比例的單跨、兩開間八層鋼管混凝土柱鋼梁框架結構型,對其進行了臺試驗。
  16. Three seismic waves are selected to do the shaking table test in 51 operating modes. the acceleration displacement responses and strain of the model are measured and the appearance and development of the crack are observed

    選定三條波,對該型進行了51種工況下的臺試驗,測定了型結構的加速度、位移反應、重點部位的應變,觀察了裂縫出現和發展情況。
  17. In addition to prove the correctness of those optimal parameters, a large - scale shaking table model testing with tmd seismic decrease equipment is conducted. through the testing a conclusion can be achieved that those parameters we putted are right by analyzing the testing results

    對所提出的優化的tmd減裝置參數進行了一個大比例型的臺試驗研究,通過對試驗結果的分析驗證了理論的正確性。
  18. 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型振試驗,試驗與理論分析結果基本一致;然後建立了採用鉛芯橡膠支座的重力式橋墩橋梁全橋體系力分析型,計算分析了鉛芯橡膠支座對橋梁的減、隔作用及重力式橋墩的抗性能,提出了重力式橋墩橋梁的抗措施。
  19. Based on a shaking table experiment of steel reinforced concrete frame - shearwall structure model with steel truss transfer stories and finite element analysis, its seismic performance is studies deeply. in order to evaluate the structural seismic performance, three approaches, shaking table experiment for simulating earthquake, time - history analysis method and static elastic - plastic analysis method, are used in this project

    本文的主要工作是研究和評估帶高位大跨度鋼桁架轉換層型鋼混凝土框架?剪力墻結構的抗性能,為此,採用了三種方法:臺試驗方法;彈性時程分析方法;彈塑性靜力( push - over )分析方法,展開了對課題的研究。
  20. 4, for the above optimal parameters, a large - scale shaking table model testing of the tmd seismic decrease structure using the el centra earthquake wave and an artificial earthquake wave ( rgb ) simulated by the trigonometric progression method is conducted. the above theories are approved through the analysis of the testing results

    4 、針對理論分析提出的tmd裝置參數的優化取值,進行了tmd減結構型在elcentro波和由三角級數的人工波( rgb )作用下的臺試驗,試驗結果驗證了理論的正確性。
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