hybrid-element method 中文意思是什麼

hybrid-element method 解釋
混合單元法
  • hybrid : n 1 【生物學】雜種,雜交種;混血兒。2 (由兩種來源的東西組成的)混合物;受過兩種不同文化傳統教育...
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Many test cases are calculated to verify the above study. the cases are either real or standard testing models, including multi - element airfoil, wing - body configuration, cone / cylinder missile model and 3 - d high - lift systems, etc. the results of present calculation are in good agreement with experiment data, and show flexibility and accuracy of the approaches. base on the cartesian grids, this thesis has targeted the development and integration of many algorithms and techniques such as adaptive refinement, omni - tree data structure, hybrid grid method, etc. an analysis software and research methods are designed and developed for the steady - unsteady and viscous - inviscid flow complex systems and configuration

    7 .運用上述研究成果和結論,進行了大量算例的實驗驗證,外形范圍包括多種標模與型號,涉及多段翼型、 m6機翼、細長體模型、翼身組合體、兩段機翼增升標模、帶縫翼和襟翼的三段增升翼身組合體等復雜外形,計算結果均與實驗吻合良好,充分說明了本文發展的各種演算法、流場求解、網格生成方法的正確性和魯棒性。
  2. Based on the theories of hybrid / mixed finite element method, the generalized energy functional including stress, mechanical displacement, electric displacement, electric field and electric potential is used, with the electric - potential relations and the constitutive equations of piezoelectric materials constrained, hybrid energy functional including mechanical displacement, electric potential and stress is gained. moreover, splitting in - plane components and transverse components, the mixed energy functional in which mechanical displacement, transverse stresses and electric potential as basic variables is derived. with the use of surface stress parameters of sub - elements, the continuity of transverse stress at interfaces between layers is obtained

    在回顧雜交混合有限元理論的基礎上,從包括位移、應力、應變、電勢、電位移、電場強度六個未知量的廣義壓電材料能量泛函出發,通過約束電場強度?電勢關系、應力與應變及電場強度的關系,得到僅包括位移、電勢、應力三個未知量的雜交變分泛函,利用一般層合板的雜交混合變分原理,分離面內分量和橫向分量,導出以位移、橫向應力、電勢為未知量的壓電層合板的修正變分泛函,作為壓電層合板的雜交元列式的理論基礎。
  3. Using the complex potential method in the plane theory of elasticity of an anisotropic body, the series solution of finite anisotropic thin plate containing an elliptical inclusion is proposed with the help of faber series. a hybrid element with an elliptical inclusion for anisotropic materials is obtained by using the hybrid variable principle, and the element efficiency is verified by numerical examples. the state of the damage is modeled by an elliptical soft inclusion, and using the point stress criterion based on characteristic curve and yamada - sun etc. criteria, the prediction of the strength of a composite laminate with damage is set up

    首先基於經典層板理論,將復合材料層板的彈性問題化歸為均勻各向異性板來求解;採用各向異性體平面彈性理論中的復勢方法,以faber級數為工具,給出了有限大含橢圓核各向異性板彈性問題的級數解形式;利用雜交變分原理,成功導出含橢圓核各向異性板雜交應力有限元,並用算例驗證了該單元的可行性和有效性;採用含剛度折減橢圓形彈性核的沖擊損傷模型,引入基於特徵曲線和yamada - sun破壞準則的點應力判據,建立了含損傷復合材料層板剩餘強度的分析方法;通過數值計算詳細討論了各種幾何參數對損傷層板應力分佈、剩餘強度的影響,得到了一系列對工程應用具有實用價值的結論。
  4. Considering slpmu - 025a produced by japan shinko motor company ltd. as our study project, this thesis presents a study on two - phase hybrid lsm, the study objects and some conclusions presented in the thesis are : ( l ) the 3d model of slpmu - 025a is formed by software maxwell 3d. then, the 3d magnetic field of the motor is analyzed by fem ( fenite element method ) analysis. here, the analysis of the magnetic field is in focus on the region of tooth - layer

    本文以日本神鋼電機株式會社生產的slpmu - 025a為研究樣機,對二相混合式直線步進電動機進行了研究,內容包括: ( 1 )用maxwell3d軟體建立了slpmu - 025a的三維模型,通過有限元分析計算了電機的三維磁場,重點分析了電機齒層區域的磁場; ( 2 )應用maxwell3d的后處理計算得到了電機的靜推力? ?位移特性,並與實驗進行了比較; ( 3 )利用matlab中的simulink建立了動態模擬模塊,模擬了電機的部分動態特性,並用實驗進行了驗證。
  5. The hybrid element method is applied to get bonded materials " characteristic equations and the stress and strain fields near the tip of the interface of bonded materials

    同時本文應用雜交元方法確定結合材料特徵根,求得界面端附近的應力場和位移場。
  6. The numerical results show mat the fem models applied in this paper are correct, and the hybrid element method is effective in approving calculation efficiency

    雜交元計算結果表明對于求解應力奇異性問題,構造合適的雜交單元可以有效的提高計算效率。
  7. The numerical example shows that if we use the correct guess integral, this method will give right answer. it has good performance for both p - version and hybrid stress fem. last, a hybrid stress finite element with second stress completion is presented, which keeps the virtue of normal hybrid finite element, especially good for incompressble material, because it can avoid the self lock of displacement and instability of stress results

    第一部分還首次提出了一個滿足二次應力完備的雜交應力單元,它的應力滿足二次應力完備,而且通過巧妙的應力插值函數,避免了一般雜交應力元的矩陣求逆過程,而通常這個求逆過程都是很耗時的,這個二次應力完備雜交元保持了一般雜交元的優點,對于不可壓縮問題具有較好的性能。
  8. This paper try to mix the finite strip method and hybrid stress element, and deduce a numerical and computer method which combines the advantages of the two methods - mixed hybrid finite strip method ; analyze the intensity and stability of the orthotropic plate by this method ; deduce the formula of the orthotropic plate ' s analysis and calculation under this method ; compile the program of orthotropic plate ' s mixed hybrid finite strip method ( hfsop. for ) with fortran - 77 language, and perform them under fortran90 environment of pc computer ; comparing with traditional methods by example of computing, prove that the mixed hybrid finite strip method have better degree of accuracy, moderating the stiffness of plate, coming more close to actual conditions, avoiding over - hard or over - soft ; finally, this paper analyze the stability of a orthotropic plate by this method, and deduce the - value of critical stress

    論文將有限條法和應力雜交元法兩者結合起來,導出一種兼有兩者優點的數值計算方法? ?混合雜交有限條法。運用這種方法對正交異性板的強度和穩定進行了分析,推導出正交異性板在這種方法下的分析計算公式,用fortran - 77語言編寫正交異性板混合雜交有限條法程序( hfsop . for )在微機fortran90環境下運行。通過算例與傳統的方法比較,驗證混合雜交有限條法有更好的精度,使板的剛度適中,更接近實際情況,避免「過硬」或「過軟」 ;最後,論文還用此方法對一正交異性板進行了穩定分析,得出臨界應力值。
  9. This technique combines the edge - based finite - element method with physical optics ( po ) and physical theory of diffraction ( ptd ). the hybrid technique is applied to compute the scattering fields from the electrically large bodies with cracks and cavities on their surfaces. it is also used to analyze the scattering characteristics of microstrip antennas residing in a cavity mounted on metal objects with finite sizes

    本文採用edge - basedfem為基本方法,結合物理光學法( po ) 、物理繞射理論( ptd ) 、邊界積分方程( bi ) 、區域分解技術( ddm )和完全匹配層( pml )吸收邊界條件等求解方法構成的混合方法,對電磁散射和輻射問題進行了研究,主要包括以下內容:提出了一種edge - basedfem與物理光學方法和物理繞射理論相結合的混合方法? fem po - ptd方法,並將該混合方法應用於帶有腔體或槽縫的電大尺寸導體目標的電磁散射特性分析和位於有限導體目標上的背腔式微帶貼片天線的電磁散射特性分析。
  10. When analyses the static force, this paper uses the boundary element method and the combined theory of mechanic system to compound the staffs system, and regards the component as elastic body, thus the static model of the hybrid mechanism is built, then, analysis their mechanic instance and distortion

    在受力分析時,本文利用邊界元法和機械繫統合成的結合部理論合成桿件系統,並將構件作為柔性體,對搬運機器人混聯機構進行靜力學建模,並對其進行受力及變形分析。
  11. We also review parallel computing model, parallel programming model and the software engineering for numerical applications. ( 2 ) on spectral element method and parallel computing of 2 - d spectral element shallow water model i ) we put forward a hybrid - local - basis theorem, and give two kinds of local basis schemes fitting for both the chebyshev polynomials and the legendre case

    ( 2 )關于譜元素方法及兩維半隱譜元素淺水波模式的并行計算? )依據切比契夫多項式和勒讓德多項式的計算特點,提出了一個混合局部基函數預備定理,給出了兩類混合局部基譜元素格式。
  12. Based on the hybrid / mixed element method of piezoelectric laminated, a piezoelectric multilayer element is developed, in the piezoelectric multilayer element, the continuity of transverse stresses of at interfaces between layers is naturally ensured. 3. by the use of iso - function method, stress modes of 8 - node three - dimensional solid element made of on - axis orthotropic material are derived

    依據一般層合板雜交元理論知識,提出一個壓電層合板多層單元,利用壓電層合板子層間的表面參數,使壓電層合板的層間應力的連續性得到自然滿足,並對壓電層合板進行雜交元列式。
  13. Based on productional level and capability demand of hybrid electrical vehicles in our country, this paper designed a flywheel through analyseing and calculateing of different composite materials and shapes. through a finite element analysis method, the limiting rotational speed of composite flywheel was calculated and critical rotational speed was analyzed

    本文根據混合動力客車對飛輪電池中飛輪的性能要求以及國內的生產實際水平,在對多種不同復合材料組合和不同結構形狀的飛輪進行計算分析的基礎上,得到一種飛輪設計,並計算了它的極限轉速和臨界轉速。
  14. Coarse - mesh - accuracy improvement of bilinear q4 - plane element by the combined hybrid finite element method

    平板元的粗網格精度改進
  15. Hybrid finite element method is analyzed and applied in the axisymmetric problem, of which the calculation equations are deduced

    =研究應力雜交有限元方法,推導計算公式,將其應用在軸對稱問題中。
  16. In this paper, a generalized hybrid finite strip method is deduded for analyzing the shear lag effect in box girders. it has the advantage of the generalized finite strip method and hybrid stress element. shear lag effect in thin - walled box girder is analyzed with this method and stiffness matrix of generalized hybrid finite strip element is deduced. a calculating program for thin - walled box girder " s generalized hybrid finite strip method is compiled with fortran language and performed in visual fortran environment of pc computer. a typical example demonstrates that the proposed method has higher accuracy and efficiency, is suitable for analysis of shear lag effect in box girders

    本文結合應力雜交元法和廣義有限條法導出一種用來分析箱梁剪力滯效應的廣義應力雜交有限條法,它兼有應力雜交元和有限條法的優點。運用這種方法對薄壁箱形梁的剪力滯效應進行了分析,推導出廣義應力雜交有限條元的單元剛度矩陣,用fortran - 77語言編寫薄壁箱形梁廣義雜交有限條法程序( hfsbg . for )在visualfortran環境下運行。具體算例的數值結果表明:廣義應力雜交有限條法用於計算箱形梁的應力分析具有很好的精度和效率,適合於分析箱形梁的剪力滯效應。
  17. This paper introduces the basic concepts of object - oriented programming to the finite element method for linear static analysis. in the view of ooad ( object - oriented analysis and design ) method, a set of basic classes for the fem system are founded and their relationship is discussed too. all these fem classes are implemented in c + + language because the hybrid language c + + is an object - oriented extension of c. ( this language includes all the feature of c and is well suited to solve numerical problems because of its efficiency. )

    本文在靜態線性有限元系統中引入了面向對象的程序設計方法,介紹了面向對象方法的基本概念及特徵,並通過有限元的面向對象分析和設計,確定了一套基本的有限元對象類及有限元的面向對象模型,本文設計的所有類均採用c + +編程語言進行了實現,最終形成了一套fem類庫,它們以動態連接庫的形式存在。
  18. Application of hybrid finite element method / boundary integral method ( fem / bi ) to em scattering problems is studied in this paper

    本文將有限元( fem )邊界積分方程( bi )混合方法應用於電磁散射問題。
  19. The number of fuzzy cluster neuron is equal to the fuzzy cluster number, and the neuron output is one element of the membership matrix. 4. use hybrid fuzzy neural network modeling method and recipe fuzzy cluster method, a robust method to recipe - changing was presented. a multi - continuous parameters and one - recipe to one - output fuzzy neural network was designed to model the fouling in batch process

    浙江大學博士學位論文4 、針對間歇過程中使用模糊神經網路建模和測量對于配方變化較為敏感的問題,使用配方模糊聚類方法和混合模糊神經網路建模方法,設計了一個由多個連續型操作參數輸入和1個離散型配方變量輸入的配方混合模糊神經網路,用於污垢的建模和預測。
  20. Hybrid stress finite element method for nonlinear composite materials

    非線性復合材料的一種雜交應力有限單元方法
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