有限元理論 的英文怎麼說

中文拼音 [yǒuxiànyuánlún]
有限元理論 英文
theory of finite element
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 有限 : limited; restricted; finite; a little; not much
  • 理論 : theory
  1. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    文根據熱傳導、彈性徐變有限元理論,用三維浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。
  2. According to mechanics theory the formulary of flexural rigidity, axial rigidity, shearing rigidity are deduced. the framework membrane structures are widely used present. the nonlinear finite element method is used in this dissertation, after form - finding the shape are overlapped the framework structure, the shape and the framework structure make up integrality structure, the nonlinear finite element method is employed, due to deadweight and wind load and snow load and self - stressing the response of the framework membrane structures are analyzed, and computation results of integrality model and dividing model have been compared

    骨架式膜結構是目前應用最廣泛的的膜結構,本文運用非線性有限元理論,將找形后的膜面覆蓋在骨架結構上,膜面與鋼結構組成整體,採用非線性方法對骨架式膜結構在自重和自應力、風荷載、雪荷載等共同作用下的反應進行了分析,對膜結構和骨架結構分開計算和整體計算模型進行了比較。
  3. In this paper, at the cut - in spot of beam active vibration control and use the pzt material as the drive component, the main research works can be summarized as follows : 1 ) using the finite element theory, a general finite element formulation of piezoelectric media is derived, the direct and converse piezoelectric effects are considered in the formulation

    本文從梁的振動主動控制研究為切入點,利用了pzt材料作為驅動件,作了如下幾個方面的研究: 1 )利用有限元理論,考慮壓電材料的正、逆壓電效應的影響,導出了機電耦合壓電件的方程。
  4. Abstract : this paper adopts stochastic finite element theory, introduces definability analysis, deals with undefined parameters obviously, and switches the idea of automobile body analysis from definability to authenticity

    文摘:利用隨機有限元理論,引入確定性分析方法,顯示處不定參數,實現汽車車身的分析思想從確定性分析向真實性分析的轉變。
  5. The calculation model about the runner system of the downsprue of metal - powder injection molding ( mim ) and the finite element analysis of injection parts molding have been established. the analogue analysis of the molding process of metal - powder injection molding has been made and draw some correlative conclusion

    基於連續介質有限元理論,建立了金屬粉末注射成形澆注系統的流道和注射件成形分析計算模型,並對金屬粉末注射成形過程進行了模擬分析,得出了相關的結
  6. Based on nonlinear finite element theory, stress and deformation behaviors are analyzed after ground stabilization and foundation pit reinforcement with deep mixing method. by comparison of the conditions of treatment and non - treatment of two examples respectively, the results indicate that the match ratio scheme used for deep mixing method is more ideal when soft clay is stabilized in this area of fuzhou in the thesis. this scheme not only can fully utilize industrial waste material, but also can economize construction cost

    對于加固土的工程特性,本文以非線性有限元理論為基礎,模擬分析水泥攪拌樁加固地基和基坑支護加固的應力和變形情況;通過兩個例子分別在和無處情況下的對比,利用固化劑最佳摻入比來設計地基處方案,並運用非線性方法計算出土體內大小主應力的分佈情況以及變形情況,結果表明本文所得出的配合比方案用於深層攪拌樁法來對福州地區軟粘土進行地基加固時還是比較想的,這樣不僅充分利用工業廢料,還可節約工程造價。
  7. The stability behavior of kiewitt ' s suspen - dome was analyzed on the initial state. by the geometrical nonlinear finite element method, the equilibrium path is traced using the cylindrical arc length technology and incremental newton - raphson method. the influence of kinds of parameters is studied

    採用非線性有限元理論,結合牛頓荷載增量法和柱面弧長法的跟蹤技術,對kiewitt型弦支穹頂結構進行了考慮幾何非線性的全過程分析;為了掌握各個參數對靜力穩定性的影響程度,進行了參數分析。
  8. 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,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列式的基礎。
  9. Factually, because the deformation of most of the elastic parts are very little, the linear finite element theory is often used to establish dynamic model in the classical multibody system theory, and coupling of space movement in large scale and elastic deformation of parts is ignored. the dynamic stiffening is exactly caused by such coupling

    大部分實際多體系統中部件的變形很小,以往傳統的多體系統建模一般採用線性有限元理論建立彈性部件的力學模型,從而忽略了部件大范圍的空間運動與其彈性變形之間發生的耦合作用,動力剛化現象正是由這種耦合作用引起的。
  10. With the use of rare - earth magnet and the application of finite element method ( fem ) in the magnetic field analyse, the tradition design method of electric motor should be modification. a new design and optimization method was generated

    本文通過對傳統永磁直流電機設計方法的研究,結合新型稀土永磁材料的應用以及有限元理論在磁場分析方面的發展,提出了一套全新的空心杯永磁直流伺服電機設計及優化方法。
  11. In the end the stochastic finite element method ( sfem ) is used to point out the key part for maintenance. 9. the girder aqueduct structure of li river of the snwtp as an example is analysised for its risk. every parts of the structure are studied ; the failure modes and failure functions are established

    9 、進行了南水北調澧河渡槽的力學風險分析,研究了渡槽各部位的破壞模式,建立了相應的失效模式功能函數,計算了各部位的可靠指標,隨后運用非線性隨機有限元理論詳細分析了渡槽整體結構,得出了一些益結
  12. Based on the relocating mesh model, according to heat conduction theory, elastic creep theory and finite element theory, simulation program for roller compacted concrete overflow dam is worked out through 3 - d finite element method

    基於本文提出的計算模型,根據熱傳導、彈性徐變有限元理論,作者編制了碾壓混凝土溢流壩溫度場及溫度應力場的三維模擬計算程序。
  13. In this article, according to heat conduction theory and finite element theory, the temperature field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, thermal insulation change, surrounding temperature change and water storage on temperature field in the arch dam are also considered

    文根據熱傳導有限元理論,用三維浮動網格法對施工期和運行期溫度場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、絕熱溫升過程及壩體材料分區、水庫分期蓄水和環境溫度變化等因素對壩體溫度場的影響。
  14. 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
  15. The sound transmission mathematics analysis model of a single - glazing window is established by using the finite element method ( fem ) theory, the sound - structure couple theory as well as vibration response and sound wave ' s incidence analysis to a single plate

    通過對聲波入射的分析,同時結合薄板的振動響應分析,利用有限元理論和聲、結構耦合,建立了聲波入射單層窗的數學結構模型。
  16. Detailed discussion on fea methods used in the coupling model of ic engine piston assembly and cylinder with the combination of the theoretic of fea, and theoretical foundation for two - and three - dimensional fea analysis of holistic coupling system of combustion chamber components

    結合有限元理論知識,詳細述了在內燃機活塞組與缸套耦合模型中會用到的方法。並為燃燒室部件整體耦合系統的二維、三維溫度場分析奠定了基礎。
  17. With the using of the thin - walled structure fem theory, the fem model is set up, which can reflects the distortion characteristic and stress distributing rule. also, with the consideration of the configuration characteristics of the miter gate, the parameterized method of pre - process and post - process is studied and the fem calculations subsystem is developed. furthermore, this paper cites an example to illustrate the analysis and calculation of a miter gate

    4 、運用空間薄壁結構有限元理論,建立了能真實模擬人字門運行過程變形和應力規律的空間薄壁結構數學模型;根據人字門的結構特點,研究了人字門參數化前後處技術,開發了人字門空間分析子系統,並進行了工程實例的分析計算。
  18. Based on the euler ' s beam theory and timonshenko ' s beam theory, the basic knowledge of finite element theory and the drawings of qinshen ' s high speed railway box girder bridge, the self - vibration frequency of the high speed railway box girder bridge is analyzed and studied

    基於歐拉梁和鐵摩辛柯梁的基本知識,結合有限元理論及秦沈客運專線遼河大橋的相關資料,對雙線整孔箱梁預應力箱梁的自振特性進行了分析和研究。
  19. J. melan proposed the deflection theory for analyzing large - spanned suspension bridge early as in 1888. the finite element theory has been so advanced today and has been widely applied in analyzing suspension bridges

    J . melan早在1888年就提出了大跨度懸索橋的撓度,空間有限元理論也在七十年代中期趨于成熟並廣泛應用於大跨度懸索橋的分析。
  20. The simulation method is proved to be correct and calculation of acoustic performance of muffler by ansys fe analysis software is also proved to be practical and expedient

    本文的研究內容,概括了消聲器有限元理論與計算、 ansys軟體應用、雙傳聲隨機激勵技術等。
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