線彈性理論 的英文怎麼說

中文拼音 [xiàndànxìnglǐlún]
線彈性理論 英文
linear elastic theory
  • 線 : 名詞1 （用絲、棉、金屬等製成的細長的東西） thread; string; wire 2 [數學] （一個點任意移動所構成的...
  • 彈 : 彈名詞1. （彈子; 小球形的東西） ball; pellet 2. （內裝爆炸物, 具有破壞和殺傷能力的東西） bullet; bomb
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 理 : 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 : 論名詞（記錄孔子及其門徒的言行的「論語」） the analects of confucius
  • 理論 : theory
  1. Iv ) revolute joint element, nonlinear spring - damper element, 3 - d 5 points contact element are applied to simulate the revolute restriction between two caterpillar boards, suspension nonlinear vibration, contact between wheels and caterpillar boards, and contact between caterpillar boards and ground are considered respectively. drucker - prager material is employed to simulate reinforced concrete

    4 、應用大幅度轉動約束單元、非線性彈簧阻尼單元、三維五節點接觸單元分別模擬自行火炮履帶板之間的轉動約束連接、懸掛非線性振動及負重輪與履帶板之間的接觸和履帶板與地面的接觸問題；根據材料非線性理論，提出利用drucker ? prager材料建立土壤的非線性有限元模型。
  2. Through the analysis we found that the effect will become more obviously with the increase of thickness or width of superstratum and the decrease of the coefficient of foundation bed ; ( 3 ) anisotropy and nonlinear elastic f. e. m. model has been established and the effect of stress dispersion in compound two - layer foundation was analyzed on the base of the model. from the analysis we can conclude that the coefficient of subsidiary stress dispersion will amplify with the increase of thickness or width or stiffness of back - up coat ; ( 4 ) the formula which can be used in conventional calculation has been deduced for calculating the coefficient of subsidiary stress dispersion and it also has been affirmed to be reasonable through the checking calculation ; the whole theory of compound two - layer foundation has been brought forward in this paper and it ' ll enrich the theory of composite foundation

    針對以上問題本文做了以下一些工作並得到若干結論： （ 1 ）提出了「復合雙層地基」的概念，並通過工程實例證明此概念的提出有其合理性和必要性； （ 2 ）用彈性地基梁理論證實了復合雙層地基確有應力擴散效應，且擴散效應隨上覆硬層厚度、剛度的增加而增大，隨下臥層基床系數的增大而減小； （ 3 ）建立了非線彈性、各向異性有限元模型，並以此為基礎分析了復合雙層地基的應力擴散效應，得到附加應力系數隨加固層厚度、寬度、剛度的增加而增大的結論； （ 4 ）推導了可用於常規計算的復合雙層地基應力擴散系數公式，並代入工程實例進行了驗證。
  3. 2. because the fracture mode of 3d braided cmc is the interfacial fracture of mode i and mode ii, energy release rate gc and complex stress intensity factor kc was designated as characterization parameters of fracture toughness in the linear fracture theories. 3

    根據三維編織c sic復合材料斷裂韌性的表徵問題屬于線彈性理論范疇以及材料斷裂模式是界面損傷破壞模式的實驗研究結果，提出了該材料的表徵參量應該使用與界面相關的型和型混合斷裂的能量釋放率g _ c ，或者使用復應力強度因子k _ c 。
  4. First, mathematical expressions for hoop strain based on linear elasticity theory and deformation plasticity theory, and thus diametral strain is derived

    模型推導過程是：首先根據線性彈性理論和變形塑性理論推導出周向應變的數學表達式，進而導出徑向應變。
  5. The last result is in complete agreement with the one corresponding to solution in the classical linear theory of elasticity.

    最後這一結果是和對應于經典線性彈性理論中的解的那種結果完全一致的。
  6. ( 2 ) respectively by elastic theory analyses and methods of structural mechanics, transverse static analytical equations for flexible pipeline rigid pipeline are established whose outcomes are applied in numerical example to compare those with that by finite element method. ( 3 ) considering interaction of filled soil, pipeline and foundation, with an eye to non - linear soil model, in view of the initial geo - stress field and the effects of interface between soil and pipeline, and by finite element method the calculational model and method are built for transverse stress in pipeline. then, by the great finite element analytical software ansys, those outcomes are applied in calculation example of positive buried pipe to educe the distribution of circumjacent soil pressure and stresses on cross section and to compare it with that calculated by conventional ways before those outcomes are applied in engineering case of positive buried pipe with flexible filled materials to confirm distribution of soil pressures after the measure for reduction and to compare it with measurements. as a result, the model set up in this paper is proved to be applicable after all above - mentioned analyses

    本文基於彈性理論和有限元原理與方法，分析了上埋式地下管道橫向力學計算方法和性狀並探討了上埋式地下管道的減荷等問題： （ 1 ）在分析現有幾種典型的管道垂直土壓力計算方法的基礎上，探討了影響垂直土壓力的主要因素以及改進的方法； （ 2 ）分別通過彈性理論分析法和結構力學的方法，建立了地下管道柔性圓環和剛性管涵的橫向靜力計算方程，並應用在算例中，把所得結果和有限元方法所得結果進行對比分析； （ 3 ）考慮填土、管道和基礎的共同作用、土體的非線性特性、初始應力場以及土體和管道的接觸面因素的影響，利用有限元的思路，建立了地下管道橫向力學有限元計算模型和方法，並且採用大型有限元分析軟體ansys ，針對上埋式管道工程算例，得出了管周土壓力以及管道橫截面應力的分佈狀況和規律，並和理論值進行對比；針對施加柔性填料的上埋式管道工程實例，得出了減荷后的土壓力分佈，並和實測值進行了對比。
  7. 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。
  8. Simultaneously, the thesis discusses the calculation theory and analysis method for beam on elastic foundation, and gives an in - depth discussion on each calculation model of beam on elastic foundation, including elastic theory model, wenker theory model, spring - system connected with flexible line model and double - foundation - bed coefficient model etc. the deficiency of elastic foundation finite element method of deep excavation timbering system presently is pointed out via the detailed investigation to the elastic foundation finite element method calculation theory and implement process based on wenker theory model

    同時，本文論述了彈性地基梁的計算理論和分析方法，深入討論了彈性地基梁的各種計算模型，其中包括彈性理論模型、文克爾理論模型、用彈性柔線聯結的彈簧系模型、雙基床系數模型等。通過詳實地分析建立在文克爾理論模型基礎之上的彈性地基有限元法計算原理和實施過程，指出當前深基坑支護體系彈性地基有限元法的不足。
  9. According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not

    地下連續墻是一種歷史較短的施工方法，目前，砼防滲墻的設計還是以傳統的設計方法為主，根據查找國內外文獻資料，華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作性能有相似性，將適用於樁基的poulos彈性理論引入對地下連續墻的沉降計算中；清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數，利用非線性e - b模型，結合黃河小浪底土石壩設計剖面，採用thepd土石壩總應力程序，對深覆蓋層塑性混凝土防滲墻的應力、位移進行有限元分析，並與普通混凝土防滲墻計算結果加以對比，同時分析了不同配比塑性混凝土特性的影響，並採用應力水平和拉應力數值來判斷塑性混凝土防滲墻的安全程度。
  10. On the basis of large - displacement virtual principle, the finite element equations of stable type suspension bridge containing towers are driven. the stiffness matrixes of the cable element, the bar element and the beam element using node coordinates are given, too. such method has not been found in reference books

    論文從有限位移彈性理論的虛功方程出發，推導出穩定橋全橋結構的非線性有限元運動方程，還推導了用節點坐標表示的索單元、桿單元和梁單元的單元剛度矩陣，這一點在參考文獻較少見。
  11. After that, she adopts game theory to study twice price reductions. from the game primary factors such as participants, strategy and benefits, she sizes up the efficiency of the price competition, and analyzes the strategical selection system in competition and cooperation between humen bridge co. and humen ferry co. in the third section, firstly, she draws out the linear regression formula with time series data and vehicle flow to estimate future flow under the condition of un - reducing price with the tools of statistics

    第三部分先用統計學的基本原理和分析工具求得虎門大橋車流量與時間序列的線性回歸方程，來推算假設在未調價條件下的年流量；再運用管理經濟學的價格彈性理論比較調價前、后的車流量和價格的變化關系，求出二類車的價格彈性系數，用以判斷虎門大橋這次二類車調價策略的效率性。
  12. The specimen of the test was stimulated by viscoelastic model and the wheel load was stimulated by special function, which are brought into viscoelastic equation. after solving the equation, we can work out the theoretical answer. thus we can figure out the ds and the deformation curve

    本文應用粘彈性理論研究車轍試驗，應用粘彈性模型模擬車轍試驗的試件，擬合車轍試驗的輪載，帶入粘彈性本構方程，獲得理論解，從而獲得車轍試驗的變形曲線和動穩定度值。
  13. A special type of unsteady motions which bear a resemblance to plane wave solutions of the linear theory of elasticity can be constructed.

    一種特殊類型的、和線性彈性理論中的平面波解有點相象的非穩態運動可以建立起來。
  14. In this paper, a generalized finite - element - based cross - sectional analysis for nonhomogenous, initially curved and twisted, anisotropic grp blades is formulated from geometrically nonlinear, three - dimensional ( 3 - d ) elasticity

    摘要針對非均勻的、初始彎扭的各向異性玻璃鋼葉片，由幾何非線性的3維彈性理論導出了常規的有限單元橫截面分析公式。
  15. On the basis of the traditional elasticity theory, nonlinear theory, ultimate theory and theory of reinforced concrete slabs with simple - supported condition, this paper analyzes the whole process of reinforced concrete thin slabs in the loading test of distributing static load, on the objects of reinforced concrete thin slabs with complex geometry, complex boundary condition and distributing of reinforce bars. and then analyzes the load capacity under the effecting of static load

    本文在傳統的鋼筋混凝土彈性理論、非線性理論和極限理論以及在簡單支承條件下的鋼筋混凝土板理論的基礎上，以復雜幾何形狀、邊界條件及配筋形式的鋼筋混凝土薄板為研究對象，對其在靜力分配梁加載下的加荷試驗的全過程進行分析，並對其在靜荷作用下的受力性能進行分析。
  16. At present, many important development on the studies of viscoelastic theory have been made by the efforts of scholars home and abroad, linear viscoelasticity theory has sufficiently developed, while nonlinear viscoelastic theory is still under developed by the reason of difficulties in experiment and mathematics

    目前，國內外學者在粘彈性理論研究領域取得了許多重要的研究進展，線粘彈性理論已發展得較為完善，非線性粘彈性理論由於實驗和數學上存在的困難尚處于不斷的發展和完善之中。
  17. The character of some piles, maybe all the piles, in piled raft foundation is nonlinear, so elastic theory can not be used to calculate the settlement of piled raft foundation

    沉降控制復合樁基工作時部分或全部樁達到一定程度的非線性狀態，因此不宜採用彈性理論來計算基礎的沉降。
  18. Family of generalized variational principles for nonlinear elasticity with finite displacement

    大位移非線性彈性理論的廣義變分原理
  19. Many scholars have done extensive research on spacial frame optimization design. but these studies are almost based on the theory of limited flexibility in small deformation linear elasticity theory, without considering the structure of the nonlinear element

    對于空間剛架結構形狀優化問題，許多學者都進行了廣泛的研究，但研究內容幾乎都是基於小變形線彈性理論的有限元法，而未考慮結構的非線性因素。
  20. Recently, the method which bases on structure ultimate strength developed very rapidly in the domain of structure engineering. it has been a trend that the design method which bases on structure ultimate strength replaces the traditional method which bases on the theory of elasticity

    近年來，基於結構極限強度的極限狀態設計法在結構工程領域得到了迅猛發展，在船舶工程中，用基於極限承載能力的設計方法來取代傳統的基於線彈性理論的設計方法也成為一種趨勢。
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