A numeric example using the finite element method was given to show the correctness and effect of the concept 編制非線性有限元程序,與實測結果對比,證實了土基放大效應概念的合理性。
Computer program bsnfem is complied . good agreement is found between the theoretical predications and experiment result 應用bsnfem非線性有限元程序對偏心支撐鋼框架進行了循環加載分析。
A nonlinear finite element analysis of 4 rc deep flexural simply supported beams with the program vt2 is presented 摘要使用基于擾動應力場模型的非線性有限元程序vt2分析了4個深受彎簡支梁的受力性能。
On the base of the biot consolidation theory and the principle of finite element method , the author developed a fem program bp in fortran language 本文首先根據biot固結理論與有限元原理,用fortran語言編制了平面應變條件下考慮地基土體biot固結的非線性有限元程序bp 。
The developed finite element program is then used to investigate the ultimate behaviors of horizontally curved beams with a specified i - shaped cross - section . these curved members are assumed to be simple - supported and subjected to a conce 利用上面編制的非線性有限元程序,針對一特定截面的工字形水平曲梁,研究其在跨中集中荷載作用下的彈塑性工作特性。
This article establishes a suitable mechanical model for urban mass transit continuous welded rails longitudinal force research , which is widely based on the real situation and draws up the nonlinear finite element method program , and is verified by practical examples 摘要?了對城市軌道交通無縫線路縱向力進行研究,根據實際結構建立了力學模型,編制了非線性有限元程序,并通過實例進行驗證。
Using the biot ' s theory of consolidation , a nonlinear seepage - deformation coupled fem program is adopted which is used to calculate the stresses , settlement and drainage - consolidation of a foundation which can be simplified as a plane or axial symmetry problem 本文根據biot固結理論,采用了可以考慮滲流與變形耦合的非線性有限元程序,可以對地基的應力、應變和排水固結問題(包括平面和軸對稱問題)進行非線性計算。
Based on the back - analysis data of some excavation stage , through the non - linear finite element program nef , we can predict the tendency of next excavation stage . the relative error between calculation and measurement is controlled in 25 % , demonstrate the estimate prediction is successful 根據反演的某一階段的土體參數值,通過非線性有限元程序nfp ,預測后一階段的邊坡變形情況,實例中理論計算值與實測值的相對誤差控制在25 %以內,說明預測是成功的。
This study will gain an understanding of the earthquake response behavior of such a special structure and will also provide a basis for monitoring of bridge after opening to the traffic . in this work , a 3 - d nonlinear finite element program tty is developed the results of analysis are in good agreement with that of the bathe and changsha tiedao university ' s report about earthquake response of the dong ting hu bridge 根據理論分析結果,本文編制了三維非線性有限元程序tty ,對端部作用有集中力的彎梁作了幾何非線性計算,并與bathe等進行比較;同時對湖南洞庭湖大橋進行了線性與非線性分析計算,并與長沙鐵道學院洞庭湖大橋抗震性能研究報告進行了對比,其結果均能較好吻合。
Secondly , with the help of a new type of plate and shell element and the layered model to simulate the reinforced concrete nonlinear process under loading , a nonlinear finite element procedure has been developed . and the results obtained from the program shows a good agreement with those from the test , which demonstrates that the methods and program developed in this thesis are feasible and practical 對處于非線性階段的鋼筋混凝土箱梁,本文采用無閉鎖的新型板殼單元與分層法模型結合建立了鋼筋混凝土箱梁的非線性受力模型,開發了非線性有限元程序,將算例結果與其它方法的計算結果及試驗結果作了比較分析,從而驗證了所采用的分析模型和分析方法及所開發程序的可行性。