| 1. | Basic theorems and simplification for shakedown analysis of frame structure 阻滑桩加固土坡稳定性分析的上限解法 |
| 2. | Shakedown analysis of soil structures based on elasto - plastic fem 基于弹塑性有限元分析土工安定性计算方法及其应用 |
| 3. | Limit analysis and shakedown analysis of ultimate bearing capacity of offshore platform foundations 海洋平台地基的极限分析与安定性分析 |
| 4. | Shakedown analysis theory with non - associated flow rules and its application in soil mechanics 非关联流动的安定性理论及在土力学中的应用 |
| 5. | Numerical method of shakedown analysis based on kinematical - type theorem for incremental collapse and its applications 增量破坏型机动安定性分析方法及其应用 |
| 6. | The numerical methods developed in this thesis are employed to conduct both limit analysis and shakedown analysis for non - homogeneous foundations and offshore platform foundations . comparative studies are performed 将本文所提出的数值方法应用到岩土工程领域,对非均质地基进行了极限与安定性分析。 |
| 7. | The experiment on the conclusion of shakedown analysis with the direct analysis method was conducted for proving residual stress of contact surface layer of the rolled specimen . the paper concerns itself on the following specific aspects : 1 本文针对接触表面层的强化与疲劳失效问题,提出通过研究接触表面层在循环载荷作用下的安定特性,来建立强化设计与疲劳评估准则。 |
| 8. | At present an important issue with respect to the limit analyses and shakedown analyses is to work out effective computational strategies and numerical algorithm for applying the fundamental theories of limit analyses and shakedown analyses to engineering practice 因此,当前安定性研究的一个重要课题是研究应用的策略,寻找切实可行的计算方法,在理论与实际应用之间建立起一座桥梁,使安定理论得以在工程实际中应用。 |
| 9. | In this thesis , two shakedown rules respectively for alternating plasticity and incremental collapse is given as the theoretical basis of upper - bound shakedown analyses , numerical procedures for solving for the upper shakedown loads respectively for alternating plasticity and incremental collapse are provided 提出了极限载荷与安定载荷包络图的概念,并将其应用到地基的安定性分析中,使得计算的结果更加清晰、明了。 |
| 10. | In this paper , the numerical techniques and computational methods for limit analyses and shakedown analyses of soil structures and foundations are systematically investigated and then are employed to the assessment of the safety of the non - homogeneous foundations and the offshore platform foundations . in this dissertation , the computational method which combines elasto - plastic analysis with melan ' s theorem is developed and then applied to evaluate limit load and shakedown load of soil structures . elasto - plastic analyses are performed to obtain elasto - plastic stress field and elastic stress field 在岩土工程领域,饱和粘土的安定现象与饱和砂土的液化早已为人所知,但是安定性理论及其分析在工程实际中并没用受到足够的重视,在这方面的探索研究也极为有限,这与土体稳定性评价中广泛应用极限分析方法极不协调,而在海洋平台地基等实际工程中安定性问题又显得十分重要。 |