time dependent analysis 中文意思是什麼

time dependent analysis 解釋
非定常解析
  • 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 ...
  • dependent : adj. 1. 依靠的,依賴的。2. 從屬的,隸屬的,【語法】從屬的。3. 由…決定的。4. 下垂的,懸吊的。n. 1. 受贍養者,靠人生活的人。2. 扈從,侍從。3. 依存[從屬]物。
  • analysis : n. (pl. -ses )1. 分解,分析;【數學】解析。2. 梗概,要略。3. 〈美國〉用精神分析法治療(= psychoanalysis)。
  1. Then the characteristic and estimation approaches of two important time variant parameter ( tvp ) and state dependent parameter ( sdp ) models are presented and the efficiency of the dbm method is illustrated by three examples based on the analysis of duffing equations, lorenz equations and time - variant equation, in contrast with other methods

    本文首先總結了dbm在常規黑箱辨識演算法中的基本框架和兩類重要模型?時變參數( timevariantparameter , tvp )模型和狀態依存參數( statedependentparameter , sdp )模型的特點及其估計演算法。
  2. Time - dependence of the mathematical model is taken into account, and time - dependent form of pens is deduced. 5. numerical analysis of heat and mass transfer in the adsorbent bed is presented, transient distribution of pressure, temperature, velocity and adsorption in it is obtained

    對吸附床的傳熱傳質規律進行了數值分析,獲得了吸附床內部的瞬時溫度壓力、吸附質速度、吸附率分佈,並通過實驗數據驗證了數學模型。
  3. Static ir drop analysis is independent with input vectors, so the speed is very fast. dynamic ir drop analysis is dependent on input vectors, so it ' s time consuming

    摘要在分析方法上,靜態irdrop分析與測試矢量無關,速度很快;而動態irdrop分析是與測試矢量密切相關的,計算過程非常耗時。
  4. Based on field test and theoretical analysis, the mechanism of instability of slurry - supported excavations was investigated from angles of soil arching effect, time - dependent effect, overall stability, and local stability

    同時,根據現場試驗和理論研究成果,從土拱效應、時間效應、整體穩定性和局部穩定性等方面分析了泥漿護壁開挖的失穩機理。
  5. Many factors regarding the modifying coefficients of circular and rectangular section are analyzed : ( 1 ) it is theoretically proved that the diffusion coefficient of cl - in concrete is dependent of modifying coefficients ; ( 2 ) through analysis of the results of numerical value calculation, it is discovered that the relation between the modifying coefficients and the thickness of protection layer of concrete is linear, from which the function expression of these two variables is gain ; at the same time, the influence on modifying coefficient of the radius of circular section and the thickness of cl - on the surface of concrete ; based on these, practical calculating method of beginning corrosion time of steel of circular section is set up ; ( 3 ) to rectangular section, the diffusion of cf in concrete is two - dimension diffusion

    討論了影響矩形截面以及圓形截面修正系數的因素: ( 1 )從理論上證明了氯離子在混凝土中的擴散系數與修正系數無關; ( 2 )通過圓形截面數值計算結果的分析,發現圓形截面修正系數與保護層厚度基本成線性關系,並建立了二者之間的聯系;分析了圓形截面半徑、混凝土表面氯離子濃度對修正系數的影響,從而建立了圓形截面鋼筋初始銹蝕時間的實用計算方法; ( 3 )在矩形截面氯離子侵蝕下,混凝土處於二維擴散狀態。本文通過計算分析,證明二維擴散的影響區域從邊角開始向中間逐步擴散,並證明了二維擴散影響區域依賴于氯離子擴散系數與氯離子擴散時間的乘積。
  6. It reveals that the slope stability is mainly controlled by a set of joingts nearly parallel to the slope surface with a moderate to gentle dip angel. obvisouly, its persistence ration is the most important factor among all th e charatcteristics related to the stability analysis. on the other hand, the nature slopes and the excavated ones show a series superficial deformation and failure phenomena related to unloading process and time - dependent deformation, which are all described and recorded in detail in author ' s work

    經過現場地質調查發現,邊坡中一組sn向中緩傾角結構面對邊坡的失穩具有控制意義,它的存在導致了邊坡可能的失穩模式為平面滑動,即當坡腳被剝蝕或進行切腳開挖時,發生沿邊坡內sn向中緩傾節理滑移,沿后緣陡裂張開的一種滑動失穩模式。
  7. Using time - dependent mode matched scattering matrix method and based on the theory of the interaction between atom and electromagnetic field, we predict the effect that the longitudinal transport of electron is partly blocked by the lateral emitting electromagnetic wave and give detail analysis of the mechanism and the feature of the effect

    第三章我們以光和原子相互作用理論為基礎,用含時模式匹配散射矩陣方法研究了直量子線在太赫茲電磁場部分輻照下的電子輸運性質,並得出橫向電磁輻射對電子縱向運動的阻塞效應。
  8. ( 5 ) simplified calculation method without considering degradation of bond strength and response surface method using analysis output by fem is carried out to calculate the time - dependent reliability of corroded structure separately. the influence of chloride diffusion rate and steel corrosion ratio on structure reliability is discussed. the applicable scope and the calculation difference between the two methods are compared

    ( 5 )分別採用不考慮混凝土與銹蝕鋼筋之間粘結力減弱的簡化方法和利用非線性分析結果的響應面方法計算銹蝕鋼筋混凝土結構的時變可靠度,研究了氯離子侵蝕速率、鋼筋銹蝕率對結構可靠度的影響,並分析比較了這兩種可靠度計算方法的適用范圍和計算差異,為混凝土結構基於可靠度的耐久性鑒定提供了實用判別方法。
  9. Abstract : this paper deals with the comparing two regression methods based on different principal components. the principal components acquired by principal component analysis are the best summery of the information in the independent variables " system, but generally they are short of the explanatory capability to the dependent variable. however the components acquired by using pls regression can not only summarize the independent variables well, but also they have the best explanation to the dependent variable. moreover, the interference from invalid information is eliminated at the same time

    文摘:對兩種採用成分提取進行回歸建模的方法進行比較分析.指出採用主成分分析提取的主成分,雖然能很好地概括自變量系統中的信息,卻往往對因變量缺乏解釋能力.而採用pls回歸所提取的成分,則能在很好地概括自變量系統信息的同時,最好地解釋因變量,排除無意義的信息干擾作用
  10. ( 4 ) according to observation data, the approach to the time varying rule is proposed using wavelet theory and phase space reconstruction, the evolution of the crack opening varying with time is studied and proved by a project example. ( 5 ) on the basis of extracting the time - dependent component using wavelet analysis

    ( 4 )基於實測資料,綜合應用小波分析理論和相空間重構技術,對裂縫開度隨時間的演變規律進行了研究,提出了基於小波分析理論和相空間重構技術的裂縫時變規律分析方法,並對其可行性進行了工程實例驗證。
  11. The use of wave packet to analyze the dynamics of quantum mechanical systems is an increasingly important method to the study of the classical - quantum correspondence. using the quantum gaussian wave packet analysis method, we calculate the autocorrelation function of the rectangular billiard, the peak positions of the autocorrelation function match well with the periods of the classical periodic orbits, which show that the period of the classical orbits can be produced by the time - dependent quantum wave packet method. we also discuss wave packet revivals and fractional revivals in the rectangular billiard, the results show that there are exact revival for all wave packet at each revival time. we find additional cases of exact revivals with short revival times for zero - momentum wave packets initially located at special symmetry point inside the billiard

    利用波包分析量子力學體系的動力學行為在研究經典和量子的對應關系方面越來越成為一個非常重要的方法.利用高斯波包分析方法,我們計算了矩形彈子球體系的自關聯函數,自關聯函數的峰和經典周期軌道的周期符合的很好,這表明經典周期軌道的周期可以通過含時的量子波包方法產生.我們還討論了矩形彈子球的波包回歸和波包的部分回歸,計算結果表明在每一個回歸時間,波包出現精確的回歸.對于動量為零的波包,初始位置在彈子球內部的特殊對稱點處,出現一些時間比較短的附加的回歸
  12. Granger received the nobel prize, because their cointegration theory had solved two difficult problems, the time - varying volatility and non - stationary in the time series analysis field. in this paper, will introduce the normal knowledge of cointegration theory, and emphatically depict the possibility of applying cointegration algorithm to condition monitoring and fault diagnosis for engineering systems, which are non - stationary processes. it is well known that non - stationary system behavior causes grave difficulties on system modeling and condition monitoring due to the time - dependent statistics

    2003年,諾貝爾經濟學獎頒給了在時間序列計量經濟學研究領域做出突破性貢獻的兩位美國經濟學家,羅伯特?恩格爾( robertf . engle )和克萊夫?格蘭傑( clivewj . granger ) ,以表彰他們提出的協整理論解決了時間序列分析中的兩個難題,即異方差( time - varyingvolatility )與非平穩性( non - stationary ) 。
  13. After having deduced the combined stiffness matrix considering the contribution of concrete, tendons and non - prestressed steel, a novel mixed analysis method ( mam ) based on finite element ( fe ) and asum to analyze time - dependent stress redistribution and structural internal force redistribution due to creep and shrinkage in pc bridges is presented. the obvious advantage of this method is that all time - dependent factors, which are took into account in asum, need not to be considered in fe, thus the accuracy of mam can be easily guaranteed by fe and asum, respectively. this method opens a new approach to analyze creep and shrinkage both conveniently and precisely

    該法的特點是,有限元法列式中不考慮與時間效應有關的影響因素,僅完成彈性分析功能,所有與時間效應有關的影響因素均在全量形式自動遞進法中考慮;因此,混合分析法的計算精度可通過各自獨立的兩方面來保證:有限元法彈性效應分析的精度和全量形式自動遞進法時變效應分析的精度,為方便、準確的徐變效應分析提供了新途徑。
  14. In the schedulability analysis of such system, firstly we should account for the overhead of message communication between tasks. secondly, we should account for the influence of different task synchronization protocols to schedulability analysis algorithm. lastly, worst - case response time of all the tasks and messages in the system should be analyzed holisticly because they are inter - dependent

    首先,需要考慮任務間的消息通訊帶來的時間開銷;其次,需要考慮不同的任務同步控制方式對可調度性分析演算法以及任務模型造成的影響;最後,由於系統中任務和消息具有復雜的關聯關系,還要對系統中所有任務、消息的最大響應時間進行整體分析,從而得到任務序列的最大響應時間。
  15. Firstly, the time - dependent spectrum of an earthquake wave estimated by the wavelet analysis is proposed in the paper. it can consider for the earthquake non - stationary frequencies in the study of earthquake ground motions. then, the artificial earthquake waves are computed using the trigonometric series model that includes the instantaneous spectrum

    本文應用小波分析理論首先對地震波的瞬時譜進行估計,此時的瞬時譜可以考慮地震動的頻率非平穩性;然後將估計的瞬時譜帶入三角級數模型生成人工地震波。
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