perturbation analysis 中文意思是什麼

perturbation analysis 解釋
故障記錄分析
  • perturbation : n. 1. 慌張,動搖;混亂。2. 狼狽,不安,焦慮。3. 引起不安[混亂]的事物;引起動搖的原因。4. 【天文學】攝動;【物理學】微擾。adj. -al
  • 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. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平面、非靜力平衡、濾聲波模式,討論了中尺度垂直環流非線性攝動分析及演變方程。
  2. Based on the normal form obtained above, a global perturbation method is utilized to give the analysis for the global bifurcations and chaotic dynamics of the rotor - ambs system. the global bifurcations analysis indicates that there exist the heteroclinic bifurcations and the silnikov - type homoclinic orbit in the averaged equations

    利用全局攝動法研究了電磁軸承-轉子系統的全局分叉和混沌動力學,利用數值模擬方法分別對平均方程和原方程進行了分析,得到了的描述系統混沌運動的相圖和波形圖,從而驗證了理論結果的正確性。
  3. In this paper we address the ghp and propose a finite perturbation analysis ( fpa ) technique that can be used to dynamically solve the problem

    在本文中,採取地面保持策略,並引入有限擾動分析,來解決航班的動態分配。
  4. The effect of the strain gradient on the onset of adiabatic shear instability in gradient - dependent particle reinforced metal matrix composites is investigated by using of linear perturbation analysis in this paper. the analytical results demonstrate that high strain gradient produced by the reinforcing particle will provide a strong a deriving force for the onset of adiabatic shear instability in mmcp

    結果表明:增強顆粒的加入,改變了基體材料的微結構,並在基體中誘導了高的應變梯度,而這種高的應變梯度為mmcp的失穩提供了強大的驅動力,使其更易發生絕熱剪切變形局部化失穩。
  5. On the secular terms in random perturbation analysis

    非平穩隨機攝動分析中的久期項效應
  6. Based on the perturbation riccati transfer matrix method, the calculating program are developed. the program can be used to the perturbation analysis and the sensitivity analysis of the real and complex, the single and repeated eigenvalues and eigenvectors for lateral vibration of rod and beam structures, especially suitable to the perturbation analysis and the sensitivity analysis of eigenvalues and eigenvectors for rotordynamic systems ; 2. the perturbation riccati transfer matrix method was applied to identify the parameters of the rotor for a boiler supply pump, and the accurate dynamic model of the rotor was archived

    該程序可以對桿、梁結構橫向彎曲振動的實數、復數的孤立和重頻特徵值問題進行攝動分析和靈敏度分析,特別是適合於轉子動力學系統特徵值和特徵向量問題的攝動分析和靈敏度分析; 2 、用攝動riccati傳遞矩陣方法解決了某電站鍋爐給水泵轉子的參數識別及動力模型修改的問題,並給出了該種型號的給水泵轉子的更準確的力學模型,為進一步的轉子動力學分析與設計奠定了可靠基礎; 3 、給出了攝動理論在相關領域如隨機特徵值分析、隨機振動響應分析、可靠性分析、靈敏度分析、優化設計以及參數識別中的應用公式。
  7. Perturbation analysis of boundary layer on liquid phase fluid centrifugal pump

    液相流離心泵邊界層的攝動分析
  8. Then, we use both the method of multiple scales and the galerkin approach to give the perturbation analysis of the governing partial differential equation

    綜合運用多尺度方法和galerkin離散法對橫向振動的非線性偏微分方程進行離散和攝動分析,得到了三種共振情況下的平均方程。
  9. Within the framework of two - phase flow theory, an analysis is carried out based on the momentum and continuity equations of fluid mechanics. corresponding to the physical process of the interaction of the solid and fluid phase, a perturbation analysis is systematically developed

    還引用了兩相流理論中從低濃度兩相流中固相和液相的相互作用著眼,引入攝動分析的理論,並通過動量方程直接得出了懸移質泥沙濃度分佈規律的方法。
  10. Based on no - preemptive priority queuing network model, new infinitesimal perturbation analysis schemes were presented to estimate the dynamic time performance of dms based on common ojbect request broker architecture ( corba ) and dimensional measurement interface standard ( dmis )

    針對基於公共對象請求代理結構和尺寸測量介面規范的分散式測量系統,根據多用戶非搶占優先排隊網路靜態性能模型,提出基於無窮小攝動分析的分散式測量系統動態性能評價演算法。
  11. The equations of motion for the nonlinear nonplanar flexible cantilever are derived by using the generalized hamilton ' s principle. then, the galerkin procedure and the method of multiple scales are used to give the perturbation analysis of the system and the average equations. the three resonant cases are considered in this dissertation

    對于非線性非平面運動懸臂梁,利用廣義hamilton原理詳細推導了運動微分方程,綜合運用galerkin離散方法和多尺度法對非線性非平面運動懸臂梁的動力學方程進行攝動分析,得到了三種共振情況下的平均方程。
  12. 3 ) < wp = 12 > using perturbation analysis, the space - correlation loss and the bearing - estimated error for finite - bandwidth incoherently distributed sources are evaluated analytically, respectively. it is disclosed that bandwidth - induced bearing bias increases monotonously with the signal ' s relative bandwidth. when the relative bandwidth is not small enough to be negligible, the spatially - only processing cannot lead to accurate bearing estimate, that is, the joint space and time processing is necessary for high - precision bearing estimation

    3 )利用擾動分析方法,解析評價了有限帶寬引起的非相干分佈源的空間損耗及其對波達方向估計的影響;分析表明,帶寬擾動引起的方向估計偏差隨信號相對帶寬單調增加;當相對帶寬無法忽略時,為了得到高精度的波達方向估計,需要進行聯合空時處理。
  13. Perturbation analysis of metal - clad polymeric slab waveguide

    金屬包覆聚合物平板波導的微擾分析
  14. The performance and perturbation analysis in discrete event system

    串列生產線的性能指標與擾動分析
  15. Perturbation analysis and calculation of critical paths in tandm production networks

    串聯加工網路關鍵路徑的計算與擾動分析
  16. Perturbation analysis on symmetric indefinite and generalized semi - positive matrices

    關于對稱不定和廣義半正定矩陣的擾動分析
  17. The optimal backward perturbation analysis is a fruitful method developed in the last ten years

    最佳向後擾動分析是近十多年發展起來的矩陣擾動理論的新分支。
  18. The deflated restarted total minimization backward perturbation method ( drtminback ) is presented. when solving the nonsymmetric linear systems, the paper makes the total backward perturbation analysis to qmr method, and uses the total quasi - minimal backward perturbation ( tqmback ) technique. so the restarted total quasi - minimal backward perturbation ( rtqmback ) method is given

    同樣地,對求解非對稱線性方程組的qmr方法作出了向後擾動分析,結合總體向後擾動范數擬極小化的技巧,給出了求解非對稱線性方程組的總體擬極小向後擾動( tqmback )方法。
  19. The cyclic estimation approaches of chirp signals in additive nose or multiplicative noise are proposed, it presents a way for the parameters estimation of zero mean amplitude chirp signals. the estimation performances in the additive noise or multiplicative noise are analyzed by the first order perturbation analysis method, and the error variance expressions of the parameters estimation under large samples are derived

    針對加性噪聲情況及存在乘性噪聲的情況,提出了線性調頻信號參數的循環平穩估計方法,解決了零均值乘性噪聲的信號參數估計問題,並採用一階擾動分析方法,對兩種噪聲情況下的估計性能進行了分析,推導出了各參數的估計誤差方差公式。
  20. Based on the singular - value decomposition method, several schemes to readjust the singular value of design matrix are proponed through perturbation analysis, and a simulated example is studied for illustrating these schemes can overcome the ill effect when there exist ill conditioning among the columns of the design matrix. the problem of selecting the biased parameter is studied in every scheme

    通過對觀測方程進行擾動分析,基二奇異值分解技術,提出了若干種修正奇異值的方案,討論了奇異值修正方案中偏參數的選取問題,並且結合模擬算例對這些方案在克服設計陣的病態性影響方面的作用進行了研究。
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