等參數單元 的英文怎麼說

中文拼音 [děngshēnshǔdānyuán]
等參數單元 英文
isoparametric element
  • 等 : Ⅰ量詞1 （等級） class; grade; rank 2 （種; 類） kind; sort; type Ⅱ形容詞（程度或數量上相同） equa...
  • 參 : 參構詞成分。
  • 數 : 數副詞（屢次） frequently; repeatedly
  1. Powerformer have some changes in constract with the conventional generator ， subsequently it also have some new problems in order to have an economical ， efficient ， credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design ， magnetism design ， thermal design and structural design are have some new changes above all ， the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first ， it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances ， including monolayer - slot ， multilayer isometric - slot and multilayer anisometric - slot then ， the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second ， the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced ， including stable reactance ， transient and subtransient reactance specially ， the saturated influence of the stable reactance is considered then ， the results are analysed final ， it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then ， it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence

    基於上述原因，本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式，考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況，並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算，並比較其結果；其次，簡要介紹了有限元法計算powerformer電抗參數的原理，包括穩態電抗、瞬態電抗和超瞬態電抗，對穩態電抗考慮飽和影響，對結果進行分析；最後，介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢，看看繞組排列對諧波磁勢的影響。
  2. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後，對巖土工程領域至今尚未解決，甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討，提出了考慮地基變形的地基承載力上程計算方法；對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎（空間問題）的承載力界限荷載p _ （ 1 / 4 ） ，並與國內外土力學專著及地基基礎設計規范中的條形基礎（平面問題）的界限荷載p _ （ 1 / 4 ） ，進行了對比，從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況；根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作，本文以截頭錐模型模擬地基，對地基（巖基）承載力的動測法進行了研究，為各類地基（包括巖基） ，匯總了動力分析和檢測川的參數：針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題，從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論；本文作者根據多年現場載荷試驗的工程實踐，對深井荷試驗裝置的核心部分? ?反力裝置，設計了側壁支撐反力加載系統，該加載系統具有實用、簡便、穩定及安個等優點。
  3. Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements

    其次，本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用，包括同步工作條件、穩定條件和相位動態方程等，通過實驗確定了陣列中相鄰單元間耦合參數，並將之運用於有源集成天線二元陣和三元陣的設計，實驗結果與理論結果吻合較好。
  4. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen ）等人提出的統計方法，用垂向上砂體密度的界限來推測砂體側向連通情況；根據每口井的測井解釋資料，利用克里金插值法對外間進行插值，得到了一組反映儲層特徵在平面上變化的參數，包括儲層厚度分佈、孔隙度以及滲透率，並且成圖；利用變差函數法，通過球狀函數模擬，確定儲層優勢滲透率方向：根據流動單元法，以儲能系數、容積系數以及凈毛厚度比三個參數為依據，通過聚類分析方法進行流動單元劃分，並且按照參數特徵將其分為五類，統計各砂層有利流動單元區塊。
  5. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平面結構斷裂有限元程序（ dl08p4 ）基礎之上，本文用fortran90語言編制的二維損傷-斷裂有限元程序包，程序採用平面八結點等參數單元分析計算平面結構在外荷載作用下損傷及宏觀裂縫的發展規律，考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷，並且採用更為合理的具有損傷含義的混凝土二維本構關系（即正交異性損傷模型中的本構方程）和指數函數模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程，較為真實地反映了實際情況。
  6. The introduction of these presuppositions are not real and may result in wrong resolutions by ignoring some dangerous situations. the present thesis attempts to implement a nonlinear fem analysis by using 8 - noded isoparametric brick element with equivalent reinforcement membrane

    因此，本文嘗試性地摒棄這些假定，運用帶鋼筋薄膜的八結點六面體等參數單元，以三維實體單元來對鋼筋混凝土板進行了非線性有限元分析。
  7. And the impact of every parameters of f - ved element, stiffness coefficient and damper coefficient of ved element, normal stiffness, tangent stiffness and sliding friction of frd element and the cross - section area of the brace on the capability of dissipating vibration energy is computed and analyzed

    並對f - ved單元中ved單元的剛度系數、阻尼系數、 frd的法向剛度、切向剛度、滑動摩擦力及支撐橫截面面積等參數對單元阻尼效果的影響進行了分析研究。
  8. Based on the theory of stochastic finite element, the structural parameters of frame - shear structure including stiffness and mass and damping are simulated to be stochastic variables. by solving recurrence equation of stochastic finite element, the duration curve of mean value and standard deviation of seismic response can be obtained for every floor of frame - shear structure. an analysis is thus given to the effects of independent variation and simultaneous variation of structural parameters on the seismic dynamic response of frame - shear structure. as shown by the results, with regard to frame - shear structure, the effect of variation of strucural parameters on the change of mean value are chiefly the increase of standard deviation of response. variation of stiffness will cause the response of frame - shear structure to variate greatly ; variation of mass shows less effect ; and variation of damping shows insignificant effect. the effects of simultaneous variation of various structral parametres on seismic response are only slightly greater than the effect of stiffness variation alone

    以隨機有限元理論為基礎，將框剪結構的剛度、質量、阻尼等結構參數為隨機變量.通過求解隨機有限元的遞推方程，得到框剪結構各層的地震動力響應均值和標準差歷時曲線.分析結構參數單獨變異，以及同時變異對框剪結構地震響應的影響.研究結果表明，對框剪結構而言，結構參數的變異對響應的均值變化影響都不大，主要是增大響應的標準差.剛度的變異性將引起框剪結構的響應發生大幅度變異，質量的變異性影響稍小，阻尼的變異性影響不顯著.結構各參數的同時變異，對框剪結構地震響應的影響，僅比剛度單獨變異的影響稍大
  9. The concept of gemm ( geology - engineering - mechanic model ) has been proposed in this thesis. gemm is a parameterized model consisted of representative units, boundary units ( including natural boundary and artificial boundary ), target parameters and key engineering information

    提出了gemm模型的概念，將gemm模型定義為：由等價體單元、界面單元（包括天然邊界單元和人工邊界單元）以及各地質單元的目標參數構成的，包含有關鍵工程信息並可直接應用於分析判斷和數值計算的參數化模型。
  10. The cell differential matrix equation is founded on the basis of mechanics analysis of the waterwall and superheater tubes. it is computed by the ansys fea software the effect on the heat and stress coupling field of some operation parameters, which is the theory guidance for accelerated lifetime tests and the accurate life evaluation

    對水冷壁直管段和過熱器彎管段進行力學分析，建立微分單元矩陣方程，應用ansys有限元分析軟體定量分析溫度、壓力等參數對管道運行中熱?應力耦合場的影響，驗證了壽命評估的準確性。
  11. The principal laws of elastic and elasto - plastic materials are presented. formulation of 2 - d isoparametric quadrilateral element is done for finite element analysis

    為了進行有限元分析選用了平面四結點四邊形等參數單元，作出了相應的公式推導。
  12. The main work carried out goes as following : ( 1 ) the stiffness matrix of the 8 - noded isoperimetric brick element with equivalent reinforcement membrane is carefully deduced

    本文的主要工作如下： （ 1 ）推導了帶鋼筋薄膜的八結點六面體等參數單元的單元剛度矩陣。
  13. In the model, components of upper frame structures, such as beams and columns, are simulated with plane 4 - node quadrilateral parametric elements, and soils with plane 4 - node quadrilateral parametric elements

    模型中採用平面四結點等參數單元模擬上部框架結構的樑柱構件。
  14. According to the fundamental equations of elastic and electric fields, total potential energy for the electro - elastic laminate under general boundary conditions is established

    引入了壓電材料的空間等參數單元，並且從彈性力學與電學基礎上，根據三維有限元法，建立了壓電材料的能量泛函。
  15. In this paper, nonlinear behavior of reinforcement concrete combined torsion members subjected to axial compression, bending moment, shear and torsion is analyzed and researched with nonlinear finite element method. concrete has been modeled using eight - node hexahedral isoperimetric element and reinforcement element are divided into two cases. longitudinal reinforcement has been modeled with discrete element and stirrup has been modeled with smeared element

    在建立鋼筋混凝土的有限元模型時，混凝土採用的單元為八節點六面體等參單元，鋼筋單元分為兩種情況，縱向鋼筋採用分離式鋼筋單元，箍筋採用埋藏式鋼筋單元，即箍筋作為附著在混凝土等參數單元內或單元上的「膜單元」 。
  16. In this paper, the load status for different shafts is analyzed after introducing their structures, and the several dynamic models are established under analyzing the status of load. the strength of the shafts is calculated with three - dimensional finite element method by ansys software. the mesh generation is automatic, and we use the method to generate 10 - node or 20 - node elements

    本文在分析潛油電泵機組具體結構特點的基礎上，對不同類型的軸類零件做了受力分析，根據分析需要建立了不同的力學模型，並應用三維等參數單元法對軸類零件進行了強度分析和計算。
  17. Based on the elastic and plastic mechanics, using the finite - element analysis, the nonlinear finite model of the beam - to - column is established according to the american code. the model involved geometry, material nonlinear and friction. the response of beam - to - column web moment connections under monotonous load is researched on

    本文在彈性力學和塑性力學的基礎上，利用非線性有限單元法，建立了考慮幾何非線性、材料非線性以及摩擦等參數的樑柱腹板連接的非線性有限元模型，模擬研究了鋼框架樑柱腹板連接在單向荷載作用下的反應。
  18. Theoretical research based on the quasi - static test such as theoretical analysis in nonlinear finite element method, programs to shape function of isoparametric element of hexahedron with eight nodes and to stiff matrix of elements, application of resilience model in degeneration equation of elastic module of concrete goes along

    在試驗基礎上進行了理論研究，用非線性有限元方法分析框架，編寫了六面體八節點等參元形函數、單元剛度矩陣等部分程序，將恢復力模型應用到混凝土彈性模量退化方程中。
  19. 4, using the finite element method, the buckling of the case is studied under the loads including the axial force torsion and pressure. the results will be benefit for aero - engine design in the future. the buckling characteristics of the two new kinds of composite ( t300 / kh - 304 and t300 / bmp - 316 ) is studied under the same boundary conditions sizes and plies, the anti - buckling ability of t300 / kh - 304 composite laminate is better than that of t300 / bmp - 316 composite plates

    4 、首次用有限元法和圓柱殼體耦合理論分析了t300 bmp - 316復合材料機匣分別在軸向力、扭矩和內壓等單獨作用以及耦合作用下的屈曲特性，為進一步研究打下了基礎；運用有限元法分析了t300 kh - 304和t300 bmp - 316兩種復合材料層合板的屈曲特性，討論了鋪層方式、尺寸、位移邊界條件等參數對屈曲特性的影響。
  20. The platform parametrically builds finite element model of the port tyre crane and carrys out mechanics analysis. it has many virtues such as simple application, visualized modeling, rapid analysis, low request for the hardware computer, and no over - high requirement for many persons about the knowledge of the structure analysis and the ability of program. this platform has a friendly, simple and easy manipulating interface, a complete and accurate fem calculation model is obtained through the controlling parameters of the jib, the crane body which the users input

    平臺具有一個友好、簡單、易用的操作界面，只要對上車部分給出吊臂的控制參數，下車部分給出車體長、寬、高等參數，即可得到一個完整、準確的有限元計算模型，大大降低了設計人員的工作量，使其擺脫數據錄入等繁瑣工作，全心專注于設計、分析等方面的問題。
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