Engineering assessment of fracture criterion of welded joints based on stress - triaxiality;
基于应力三轴性的焊接接头断裂参量工程估算
The modified J-integral fracture parameter was evaluated experimentally by CCP specimens with welding residual stresses, results showed that the evaluated notch(or crack)initiation loads based on the fracture criterion,was close to the determined values.
用带焊接残余应力的焊接试板对文题进行了研究，结果表明：用修正Ｊ积分作为断裂参量建立的断裂准则，测得的缺口和裂纹断裂预测值与实验实测值非常接近，其误差在１０％之内。
Effects of crack depth and material properties on fracture parameters;
裂纹深度和材料特性对断裂参量的影响
Calculation and analysis of fracture parameters in ANSYS;
断裂参量在ANSYS中的计算分析
It is feasible to calculate J-integral of the material and it provides one extremely effective method for later calculation of fracture parameters.
分析结果表明,采用ANSYS求解J积分是可行的,为以后材料断裂参量计算提供了一种有效的方法。
On Influence of Welded Joint on Fracture Parameter with Crack in Different Location
裂纹位置对焊接接头断裂参量的影响
Study on the High-temperature Creep Behavior and the Estimation of Creep Crack Parameter C～* of Cracks in Bi-material CT Specimen;
双材料CT试样裂纹高温蠕变行为的研究与蠕变断裂参量C～*的估算
SCG Test on the Welding Joints of PE Gas Pipeline and Study on the Creep Fracture Parameters
聚乙烯燃气管道焊缝的SCG试验与蠕变断裂参量研究
The Application of FEM in the Calculation of Two Dimension Fracture Parameters Integral J of 45# Steel
有限单元法在45号碳钢二维断裂参量J积分计算中的应用
The Experimental Study on Fracture Energy and Double-K Fracture Parameter of Concrete;
混凝土断裂能和双K断裂参数的试验研究
Fracture Mechanics Approach for In-situ Stress Determination by Hydra-Fracturing
水压致裂测量地应力的断裂力学方法
Elastic-plastic fracture analysis of multiple-cracks with two-parameters under biaxial loads
双向荷载下多裂纹弹塑性双参数断裂分析
Determination of Concrete Fracture Parameters from Three-Point Bending Tests;
由三点弯曲试验确定混凝土断裂参数
Williams Element with Generalized DOF for Structural Fracture Analysis;
结构断裂分析的Williams广义参数单元
Study on the Determination of Mode Ⅰ and Mode Ⅱ Fracture Parameters for Concrete;
混凝土Ⅰ型、Ⅱ型断裂参数确定的研究
Investigation into Viscoelastic-Plastic Fracture Parameters of Asphalt Mixture
沥青混合料粘弹塑性断裂参数的研究
Fracture Parameters Predicted by BP Neural Network
基于BP神经网络算法的断裂参数预测
Effect of Cutting Parameters on Chip Fracture Strain
切削参数变化对切屑断裂应变的影响
Analysis of crack problems by Williams generalized parametric element
断裂问题分析的Williams广义参数单元
Research on Two-Parameter Fracture Criterion of Composite Solid Propellants
复合固体推进剂双参数断裂准则研究
Numerical Simulation of Engine Con-rod Fracture Splitting Process and Analysis on Effect Factors
发动机连杆裂解过程数值模拟及裂解参量分析
Quantitative Assessment of Fatigue and Fracture Properties of Materials
材料疲劳裂纹扩展和断裂定量规律的研究
Analysis of the Main Stress Invariants Criterions for Mixed Mode Crack Initiation Angles
混合型裂纹应力不变量断裂准则的分析