隨機激勵 的英文怎麼說

中文拼音 [suíjījīlì]
隨機激勵 英文
random excitation
  • 隨 : Ⅰ動詞1 （跟; 跟隨） follow 2 （順從） comply with; adapt to 3 （任憑; 由著） let （sb do as he li...
  • 機 : machineengine
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 勵 : Ⅰ動 （勸勉） encourage; exert oneself Ⅱ名詞（姓氏） a surname
  • 隨機 : random stochasticrandom
  • 激勵 : 1 （激發鼓勵） encourage; impel; urge; inspire; excite; stimulate; put one on one s mettle 2 [電...
  1. Dynamic topology optimization of structures under narrow - baud random excitations

    窄帶隨機激勵下的結構動力學拓撲優化設計
  2. By making use of the time dependent covariance and cross covariance formula which used to calculate the non - stationary response under earthquake random excitation and deduced by xiyuan zhou and hu in 1965, the covariance and cross covariance formula of the four envelope models was deducted and the result of four models compared

    本文通過應用周錫元、胡聿賢在1965年提出的計算地震動隨機激勵作用下非平穩響應的時變自相關方差和時變互相關方差公式，分別推導了四種包線函數模型的時變自相關方差和時變互相關方差表達式，並比較了四個模型的結果。
  3. The numerical results from the phase portraits, the period - doubling bifurcation and the poincare sections show that external stochastic excitation always masks the regular motions of a deterministic system and plays a dissipative role to the motions of the system, which causes the chaotic motions of the system to arise easily, though the period - doubling bifurcation is delayed

    系統的相圖、倍周期分岔圖以及龐加萊映射圖等方面的數值結果表明，外加隨機激勵的作用往往掩蓋原確定性系統內在的規則運動，對原確定性系統的運動具有較典型的分散作用，可延緩系統的倍周期分岔，也可使得系統內在隨機行為提前發生，即可使得系統更容易出現混沌運動。
  4. The main purpose of this dissertation is to establish the deterministic and the stochastic model of minimum weight of the structure, and the optimization is based on the structural dynamic response reliability. the dynamic response of the structure under stationary or non - stationary excitations is investigated, then the dynamic reliability is calculated and the design variables of the structures are optimized

    本文重點建立了基於動力響應可靠性的結構優化設計最小重量的確定性和隨機性模型，研究了結構系統在平穩或非平穩隨機激勵作用下的隨機動力響應，並在此基礎上進行了結構動力可靠性計算和優化設計。
  5. 5 numerical simulations for dynamic characteristic of cable - mr damper system are conducted. relationships of the first three modal damping ratios versus the excitation amplitude, height attaching damper to cabl

    採用環境隨機激勵法，測量了拉索系統的動力特性；設計了專用激勵裝置，測試了拉索
  6. The random excitation of the four wheels is used as the input of this system. the changing rule of vertical displacement, three directions of acceleration power spectrum density function of person - chair system of model ca - 141 and etc. in the frequency domain is simulated using matlab. the rationality of the model is analyzed and validated by comparing of relevant testing results and theoretic analysis

    以頻域內四輪隨機激勵作為系統輸入，用matlab模擬低地板城市客車等三種車型人椅系統三向加速度功率譜的變化規律，逐項分析車速、懸架剛度與阻尼參數變化對車輛平順性的影響，通過與相關研究結果的比較及理論分析驗證了模型的合理性。
  7. Then, from the expressions of structural random response of the frequency domain, the computational expressions of the mean value, variance and variation coefficient of the mean square value of the structural displacement and stress response under the stationary random excitation or non - stationary random excitation are developed by means of the random variable ’ s

    在此基礎上，從隨機振動頻域分析出發，導出了在平穩或非平穩隨機激勵下，隨機結構的位移響應均方值、應力響應均方值的數字特徵計算表達式，通過算例驗證了所建模型和所提求解方法的正確性和有效性。
  8. The acceleration time process of road surface plainness is got by using two integral calculus of the acceleration time process which is measured by five - wheel equipments. this data is worked as the input of the road surface for theoretical calculation. the result of experiments mostly fits that of calculation, and then the multiple - acceleration power spectrum distribution of the artillery and tractor are acquired

    在瀝青路面、破損鋪磚路和砂石路面上以不同速度進行了平穩隨機激勵牽引試驗，用五輪儀測量得到的加速度時間歷程進行兩次積分的方法得到路面不平度的時間歷程做為路面輸入進行對應的理論計算，試驗結果和計算結果基本相符，得到了火炮和牽引車多個加速度功率譜分佈。
  9. Stochastic resonance ( sr ) is a counterintuitive phenomenon of nonlinear dynamic systems wherein the noise ( stochastic force ) plays a constructive role. this phenomenon has then attracted much attention in the past two decades, and it has been observed that sr can occur in a wide variety of systems

    隨機共振現象是非線性動力學系統中的一種反直觀的現象，當一個非線性動力學系統受到一個隨機力（噪聲）的激勵，也就是系統輸入具有一個連續的頻譜，系統和輸入的隨機激勵之間會產生一種協同作用，使得系統輸出的性能有所提高，這一現象被稱為隨機共振。
  10. Finally, the cqc ( t ) algorithm which used to calculate the non - stationary under earthquake random excitation was derived, the exemplary analysis show that the improvement of accuracy of cqc ( t ) algorithm is limited for the normal structures which have low period

    最後本文提出了計算地震動隨機激勵作用下非平穩響應的cqc （ t ）方法，通過算例比較發現對於一般的自振周期較小的結構， cqc （ t ）方法的精度提高並不明顯。
  11. Abstract : this paper presents a solved computation method fo r non - stationary random response subjected to excitation based on the theory of vehicle dynamics, launch dynamics and random vibration the dynamic and response characteristics of the selfpropelled gun launching duping travelling are studi ed, which is of value in structural design and practical operation of the system

    文摘:該文以車輛行駛動力學和火炮發射動力學理論為依據，利用隨機振動理論，提出了在隨機激勵下非平穩隨機響應的計算方法，並以某自行火炮為研究對象，用該方法探討了該系統在隨機路面上作行進間射擊時的動力特性和動態響應，對該類系統的結構設計和實際應用均有參考價值
  12. Response analysis of front shock absorber of motorcycle on random excitation

    摩托車前減震器隨機激勵下的響應分析
  13. Wavelet - based damage monitoring of structures under broadband random excitation

    寬帶隨機激勵下結構損傷的小波監測
  14. Method for identifying local stiffness of linear structures under random excitations

    隨機激勵下的線性結構系統局部剛度參數識別
  15. Variation analysis of shaft systems subjected to stationary random seismic excitations

    多點非均勻調制演變隨機激勵下結構地震響應
  16. Generalized pseudo - excitation method for wind - excited buildings with control devices

    非平穩隨機激勵下線性系統模態識別的小波方法
  17. Time dependent correlation function of linear systems excited by non - stationary spatially varying excitation

    有相位差非平穩隨機激勵下系統的響應
  18. Fuzzy nerve network vibration control of flexible intelligent beam structures under random excitation

    隨機激勵下柔性智能梁結構振動的模糊自適應控制
  19. According to the principle of fatigue damage, a useful method of probability design for springs is presented

    通過系統動力響應的譜分析，應用可靠性研究方法，給出路面隨機激勵下減振彈簧設計、疲勞壽命估計方法和步驟。
  20. The simulation method is proved to be correct and calculation of acoustic performance of muffler by ansys fe analysis software is also proved to be practical and expedient

    本文的研究內容，概括了消聲器理論、有限元理論與計算、 ansys軟體應用、雙傳聲隨機激勵技術等。
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