本構泛函 的英文怎麼說

中文拼音 [běngòufànhán]
本構泛函 英文
constitutive functional
  • 本 : i 名詞1 （草木的莖或根）stem or root of plants 2 （事物的根源）foundation; origin; basis 3 （本錢...
  • 構 : Ⅰ動詞1 （構造; 組合） construct; form; compose 2 （結成） fabricate; make up 3 （建造; 架屋） bui...
  • 泛 : Ⅰ動詞1 [書面語] （漂浮） float; drift 2 （透出; 冒出） be suffused with 3 （淹沒） inundate; floo...
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  1. We can show the existence of solutions to the differential inclusions problem by baire category method, and so the formal problem. the main steps of using baire category method are as follows. first we construct a complete metric space v. then with the help of the likelihood functional, we obtain a series of open and dense subset vs in v. finally, by baire category theorem, we know that the subset vs is dense in v

    本文指出在適當的條件下，可以將原問題轉化為一個微分包含問題：對於此微分包含問題運用baire稠密性方法，構造一個完備的度量空間，也就是容許函數空間，再利用似然泛函構造出它的一列稠密開子集（實際上是逼近解集） ，從而由baire稠密性定理可以得到解的存在性。
  2. In fegm, the shape function is constructed by the moving least square ( mls ) approximation, the weak form of the equivalent integral equation to the governing equation is employed and essential boundary conditions are imposed by the penalty function method

    它採用移動最小二乘法構造形函數，利用能量泛函的弱變分形式的積分方程，並用罰函數法施加本質邊界條件，從而得到積分方程的數值解。
  3. In efgm, in order to get a numerical solution for a partial differential equation, the shape function is constructed by moving least squares ( mls ), the control equation is derived from the weak form of variational equation and essential boundary conditions are imposed by penalty function method

    它採用移動最小二乘法構造形函數，從能量泛函的弱變分形式中得到控制方程，並用罰函數法施加本質邊界條件，從而得到偏微分方程的數值解。
  4. Using the conic function model local approximation, w. cdavidon ( 1980 ) proposed a class of iterative algorithms with modified matrix combining function value, furthermore under the theory d. c. sorensen has used local quadratic approximation method, then applying collinear scaling idea improving on the above algorithm and generalizing it, getting a class of collinear scaling algorithm, unifying former quasi - newton. in the paper, using local quadratic approximation method, the first, constructing the new collinear scaling gene, getting a class of the new collinear scaling algorithm with briefness and numerical stability, ., we discusses some properties of the algorithm and its local linear convergence, q - superlinear convergence and the whole convergence ; secondly we have made numerical experimentation and numerical analysis ; the last, we have done much discussion for collinear scaling idea and given the several new collinear scaling algorithm

    本文的工作就是基於局部二次逼近原理，首先通過構造新的共線調比因子，得到了一類新的更簡潔，數值穩定性更好的共線調比演算法，進而我們給出了本共線調比演算法的局部收斂性，全局收斂性以及演算法q -超線性速度的理論證明；其次，用經典的無約束優化五大考核函數就本共線調比演算法進行了數值試驗和數值分析；最後，就局部二次逼近思想，進行共線調比演算法思想進行更廣泛的討論，給出了幾個新共線調比演算法。
  5. In this thesis, the rule of electronic structure changes after intercalation and substitution in the layered licoo2, linio2 and the spinel limn2o4 has been studied by using quantum chemical ab initio and density function theory ( dft )

    本論文運用量子化學從頭計算和密度泛函方法對層狀結構licoo2 、 linio2和尖晶石結構limn2o4材料進行了較為系統的研究，初步探討這些材料在嵌鋰前後電子結構的變化規律以及錳系摻雜材料摻雜離子對其電子結構的影響。
  6. Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then ， a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable ， in conventional analysis and design of steel structures ， it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design ， but cannot precisely reflect structural practical circumstance and the errors of calculating results are large ， even ， get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 ， 10 ) ， however ， it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper ， at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring ， base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been

    本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法，供規范使用過程的補充、延伸或參考；同時，也將促進半剛性連接鋼框架設計技術的發展，為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型，在分析比較的基礎上，選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型，通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知，經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度，根據梁的轉角位移方程推導出半剛性連接的剛度矩陣，在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響，並對固端力進行了修正，最後用增量迭代法編制有限元程序進行計算和分析。
  7. On the basis of classical shell theory and piezoelectric equations, existed a laminated shell ' s theory is improved and extended. with mindlin theory - one order shear theory, and considering both of shear deformation and rotating inertial effect, a set of vibration control differential equations, sensing equations and actuating equations of piezoelectric laminated shell are derived through its structure energy functions

    本文在經典殼體理論和壓電方程的基礎上，對已有的層合殼理論進行了擴展，並基於mindlin理論? ?一階剪切理論，同時考慮剪切變形和轉動慣性效應，從結構的能量泛函出發，推導獲得一組廣泛適用的壓電層合殼振動控制微分方程、傳感方程和作動方程。
  8. By laplace transforming the governing equation of the problem of unidirectional fiber reinforced composite materials, the formulae for predicting the viscoelastic relaxation moduli in laplace transformed domain are obtained. according to correspondence principle of viscoellastic mechanics and elastic, mechanics, the results of effective moduli for several s are obtained by using the finite element method of the homogenization. then effective relaxation moduli should be curve - fitted, according to the viscoelastic relaxation modulus formulae of many viscoelastic materials

    首先對單向纖維增強復合材料粘彈性問題的控制方程進行laplace變換，在像空間s中利用均勻化理論建立宏觀鬆弛模量的laplace變換泛函形式，根據粘彈性-彈性對應原理，用均勻化問題的有限元方法預報單向纖維增強復合材料在相空間中多個離散點的本構關系，然後根據典型粘彈性材料的鬆弛模量具有的函數形式進行曲線擬合，再通過對擬合出的函數進行laplace逆變換，從而再回到時間t域，就得到了單向纖維增強復合材料的鬆弛模量。
  9. According to the problem that the recovery rate is traditional treated as a constant or an independent stochastic variable by the classical credit risk pricing and management model, and problem that the negative correlation between the default probability and recovery rate is always neglected, this dissertation gets the exponential and logarithm regression models of default probablilty and recovery rate based on some empirical researches, and improves on several broadly applied credit risk models, such as structural hazard rate model, affine structure model, convertible bond pricing model and credit metrics model, and introduce the negative correlation between

    針對傳統的信用風險定價模型及信用風險管理模型將違約回收率看成是一個外生的常數或是一個獨立的隨機變量，而忽略回收率和違約概率之間的負相關性這一問題，本文應用相關實證研究得到了違約概率和回收率的指數和對數回歸模型，並對應用非常廣泛的結構化風險率模型、仿射結構模型、可轉換債券定價模型和creditmetrics模型進行了改進和拓展，在新模型中應用指數和對數函數引入了這兩個變量之間的負相關性。
  10. It will be helpful for our finding and synthesizing strong tpa materials. this thesis used density functional theory ( dft ) to optimized the organic molecules, then studied their tpa cross sections, solvent effect and structure - to - property by response theory and few states model

    本論文採用密度泛函理論對二苯乙烯系列衍生物分子結構進行優化，然後分別採用響應場方法和少態模型方法對分子的雙光子吸收截面、溶劑效應及結構與性質的關系進行了計算與研究。
  11. In the second part of this paper ( chapter 4 ), by constructing the monotone semiflows for retarded functional differential equations with infinite delay, the existence of positive periodic solutions of is given by combining the fixed point theorems of abstract operators. a nontrivial application to periodic ecological systems is presented to illustrate our results

    本文的第二部分（第四章）通過對一類無窮時滯周期泛函微分方程構建其單調半流理論，結合抽象運算元不動點定理，獲得了其正周期解的存在性，並將所得結果應用到生態系統上。
  12. In this paper, we consider several classes of common ecological models such as predator prey model and epidemic model, and obtain uniform persistence and stability of the solution or the periodic solution by constructing appropriate lyapunov functional and using eigenvalue analysis to model ' s linear similar system at the equilibrium

    本文所研究的問題涉及到生態系統中有關捕食-被捕食系統、流行病模型等幾個常見的生態模型的定性分析，所採用的研究方法是通過構造合適的lyapunov泛函以及對模型的線性近似系統在其平衡態處的特徵根分析，獲得模型解或正周期解的一致持久和穩定的漸近性質。
  13. Secondly, we define a discrete lyapunov functional for the dde with local positive or negative feedback in the delay term, and give a proof of the validate of this definition and some basis properties of this functional. furthermore, we deduced some sufficient conditions that guarantees not only the existence of the global attractor and some properties of limits set, but also the morse decompositions of the global attractor. in particular, we study the properties of the solutions of the dde with local monotone in the delay term

    其次，本文對于時滯項滿足局部正反饋或者局部負反饋條件的時滯微分方程，定義了離散lyapunov泛函，並證明了這樣定義的合理性及其有關性質，給出了全局吸引子存在的一些充分條件，利用這樣定義的lyapunov泛函證明了全局吸引子具有morse分解的結構以及極限集的若干性質，同時，利用極限集的性質證明了在一定條件下，時滯項局部單調系統解的性質。
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