A direct iterative algorithm was used to determine the kinematic limit load of the 3-d structure.
提出了一种直接迭代算法来求解三维结构的上限极限载荷。
The approximate formula for limit load is found when the fraction angle is less than the half conical one.
在摩擦角小于半锥角的情况下,给出了极限承载能力的近似计算公式。
For simply supported annular plate under linear load, the limit load analysis was investigated by applying unified strength theory.
对于线性荷载作用下外简支环板,引入统一强度理论,进行了极限荷载分析。
The limit load calculation of welding piping tees under the action of the in plane bending moment was derived based on the limit analysis.
基于极限分析的观点,推导了工业中焊制三通在面内弯矩作用下的极限载荷估算式。
Its efficiency was demonstrated by computing the limit load factor and the collapse state for some plane stress and plain strain problems.
通过计算平面应力和平面应变问题的极限荷载因子和相应的坍塌机构,验证了算法的有效性。
When the tensile strain reaches the limit load, the force of tension suddenly becomes very small, because clusters structures change.
当拉伸应变达到承载极限,继续拉伸,力突然变的很小,这是因为团簇发生了结构变化。
Under just one loads of internal pressure, this article calculates plastic limit load and studies the law of changes with influential factors.
在内压荷载作用下计算了含半椭圆裂纹厚壁弯管的塑性极限荷载并研究了其随影响参数的变化规律。
The limit load of a defective cylinder is a very important input in a structural integrity assessment of a pressure vessel or pipe using R6 type procedure.
在使用R 6方法的压力容器和管道结构完整性评估过程中,含缺陷圆筒的极限载荷是一个非常重要的输入参量。
Based on the deformation theory of linear hardening materials, a simplified finite element analysis method is proposed to calculate the limit load of structures.
基于线性硬化材料形变理论,本文提出了一种计算结构极限载荷的有限元简化算法。
Analysis and comparison between the finite element analysis and experiment results for stress intensity factor, limit load, and flexibility factor were performed.
从应力系数、极限载荷和柔度系数三个方面对有限元计算结果和试验结果进行对比分析。
For a secondary bifurcation buckling load, the limit load carried capacity of the arch of 0.1 rise-span ratio is the biggest one under a full span load distribution.
全跨均布荷载作用下,矢跨比0.1的拱极值点屈曲和二次分岔屈曲极限承载力均大于其他拱。
In this thesis, the FEM stress analysis and strength design criteria, multi-axes strength theory and computation, limit load analysis method of arch DAMS are concerned.
本文结合工程实际,在拱坝有限元应力分析方法与强度设计准则、多轴应力强度安全计算、拱坝极限荷载分析理论和方法等方面开展研究。
In bending failure test pieces, after crack chemistry grouting, the bending rigidity slightly has increased, but the limit load-carrying capacity has no obvious variety.
正截面试件,裂缝灌浆后刚度略有提高,但极限承载力无明显变化。
In this paper the reason and criterion of the application of the model to plastic limit analysis are discussed, and an algorithm of computing plastic limit load is given.
文中讨论了该模型适用于全塑性分析的机理和判据,还设计了一个确定塑性极限载荷的算法。
A new method to determine the limit load of reinforced concrete deep beam when sheared was presented by upper-bound method based on reinforced concrete plasticity theory.
本文以钢筋混凝土塑性理论为基础,用上限方法确定了钢筋混凝土深梁剪切破坏时的极限荷载的计算方法。
The limit load formulae of single-edge deeply notched plates with round ends subjected to pure bend moment and tensile load under plane stress condition have been derived.
推导了平面应力条件下单边圆形底部深缺口板条受纯弯曲和拉伸载荷作用的极限载荷公式。
In addition, a set of creep-fatigue controlling device which ADAPTS for RD_2-3 tester is designed and a calculative formula of limit load PL of C-shape specimen is discussed.
另外,作者设计了一台适合于RD_2——3型试验机的蠕变-疲劳控制装置;并讨论了C形试样极限载荷p_l的计算公式。
An extensively concerned problem in engineering is how to determine the vertical ultimate bearing capacity of single pile based on the data of pile load test bellow limit load.
如何根据未加载至破坏的试桩资料来确定单桩极限承载力是工程界广泛关注的问题。
Based on the minimum curvature radius definition and mid value theorem, the pape gives the method of determining the limit load of pile foundation through extreme value analysis.
文章根据最小曲率半径定义和中值定理,通过极值分析方法来确定桩基极限荷载。
Plastic limit load of viscoplastic thick-walled cylinder and spherical shell subjected to internal pressure is investigated analytically using a strain gradient plasticity theory.
基于应变梯度塑性理论,分析了内压作用下厚壁圆筒和球壳的塑性极限荷载。
Analysis and comparison between the finite element analysis and experiment results for stress concentration factor, limit load, burst pressure and failure location were performed.
从应力集中系数、极限压力、爆破压力和爆破失效位置四个方面对有限元计算结果和试验结果进行对比分析。
It plays a significant role in the analysis of pressure vessel and design of pipes that limit load is adopted as an important parameter to reflect bearing capacity of the structure.
将结构的极限载荷作为反映结构承载能力的一个重要参量,在压力容器及管路的分析设计中具有重要的意义。
This paper presents a new method to calculate the limit load of thick wall cylinder and thick wall spherical shell based on Yus Unified Strength Theory and a Unified solutions are obtained.
采用俞茂宏统一强度理论分析了厚壁圆筒和厚壁球壳的极限荷载,得出了统一解形式。
The paper numerically demonstrates the pillar failure process-from micro crack to macro crack to unstable failure and studies the relations between limit load and statistical mean strength.
分析结果再现了矿柱从微破裂产生到宏观裂纹形成、最后产生失稳破坏的全过程,并研究了统计平均强度与极限承载力的关系。
The research contents and results were as follows:(1) With FEA method, the effects of various groundsill character, pedestal angle and ground pressure on the limit load of buried pipe were studied.
通过有限元计算分析,研究了不同地基性质、支座包角和地面载荷对埋地管道极限载荷的影响。
The research contents and results were as follows:(1) With FEA method, the effects of various groundsill character, pedestal angle and ground pressure on the limit load of buried pipe were studied.
通过有限元计算分析,研究了不同地基性质、支座包角和地面载荷对埋地管道极限载荷的影响。
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