• 不 限
  • 期刊论文
  • 硕博论文
  • 会议论文
  • 报 纸
  • 英文论文
  2. 您的位置
  3. 首页
  4. 会议论文
  5. Life prediction of creep damage for T-shaped welded structure under combined loadings

Life prediction of creep damage for T-shaped welded structure under combined loadings

来源 :2013年国际焊接结构疲劳断裂学术会议 | 被引量 : 0次 | 上传用户：Manjay
【摘 要】
：
A coupling calculation program for combined loadings and creep damage has been developed by using the finite element analysis codes ABAQUS and its sequential coupling function.
【作 者】
：
Zhang Guo-Dong 
【机 构】
：
Suzhou Thermal Power Research Institute Co.,Ltd,Suzhou 215002
【出 处】
：
2013年国际焊接结构疲劳断裂学术会议
【发表日期】
：
2013年1期
【关键词】
：
Combined loadings T-shaped welded structure welding residual stress creep damage 
下载到本地 , 更方便阅读
下载此文 赞助VIP
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
　　A coupling calculation program for combined loadings and creep damage has been developed by using the finite element analysis codes ABAQUS and its sequential coupling function.
其他文献
Research on fatigue behavior of AZ31B magnesium alloy butt welded joint based on infrared thermograp
The fatigue behavior of AZ31B magnesium alloy butt welded joint during high cycles fatigue testing was investigated by infrared thermography.
会议
AZ31B magnesium alloywelded jointfatigueinfrared thermograhyweld reinforceme
High-cycle fatigue life prediction of AZ31B magnesium alloy welding joints through infrared thermogr
This paper presents an experimental approach to predict fatigue life ofAZ31B magnesium alloy butt joints based on infrared thermography.The thermographic technique is used to monitor the temperature e
会议
AZ31B magnesium alloybutt jointhigh-cycle fatigue lifeinfrared thermography
Calculation on crack growth for blade groove of aircraft engine based on Zencrack finite element sof
Simplified FEA model for turbine groove of aircraft engine was established in this paper,dependence of material parameters on temperature was considered in the present calculation.Based on Zencrack FE
会议
Zencrack softwareFEAcrack growthaircraft engine
7050铝合金FSW接头的摩擦磨损性能研究
在试验所设计的焊接参数(焊速度恒为60 mm/min,搅拌头旋转速度分别为：400 r/min、600 r/min、800 r/min、1000 r/min、1200 r/min)下,对7050铝合金进行搅拌摩擦焊接(Friction Stir Welding,FSW)。之后借助MM-W1立式万能磨损试验机,采用销-盘式摩擦磨损方式,在室温干摩擦磨损及润滑摩擦磨损条件下,对比性地研究了7050铝合
会议
7050铝合金FSW磨损量耐磨性
基于结构应力法的点焊结构疲劳寿命预测的仿真分析
电阻点焊技术广泛应用在现代机械制造中，如汽车、机车、地铁等车辆车身结构。经过多年的研究，点焊焊接接头疲劳强度和寿命预测方法的研究日趋成熟，由于点焊接头应力及疲劳分析的复杂性，目前仍然没有有效的解决手段。
会议
点焊结构等效结构应力疲劳寿命
铝合金缺口件疲劳寿命预测新方法研究
采用基于断裂力学的Walker裂纹扩展公式代替Verity方法中的Paris公式，得到一种新的考虑了平均应力影响的等效结构应力Sg.焊接结构中存在着高值残余应力，平均应力对于焊接接头的疲劳寿命影响不显著，但对于非焊接缺口件，平均应力的影响是显著的.
会议
Walker裂纹扩展公式等效结构应力Sg缺口试样
Study on low cycle fatigue life prediction and fracture morphology of a 900 MPa grade steel
Low cycle fatigue(LCF)tests at strain amplitude from ±0.3%to ±1.2%were performed to investigate fatigue life and fracture morphology of a 900 MPa grade high strength steel.
会议
High strength steellow cycle fatiguefracture morphologyfatigue life predictio
激光-电弧复合焊接7075-T6铝合金接头的疲劳性能及断裂机理
气孔和微裂纹是铝合金熔化焊接头的主要缺陷，严重威胁着高速列车车体结构的安全性与服役性能。国内外研究指出，铝合金材料内铸造气孔的分布及规律对构件的疲劳断裂机制有重要影响，但迄今未见关于高能束流铝合金焊接接头内氢气孔与疲劳断裂机制之间关系的研究。
会议
高速列车高强度铝合金激光焊接疲劳损伤机制气孔与裂纹
Prediction of welding distortion in large structure using inherent strain
Welding distortion generated during assembly process strongly affected the manufacturing accuracy and productivity.Therefore,prediction of welding distortion has become of critical importance.
会议
Welding distortioninherent strainthick plategroove weldingbogienumerical si
Evaluation of prestraining effect on fracture toughness of structural steel based on Weibull stress
This paper studied the effects of the temperature and prestrain on the tensile properties and fracture toughness of high-strength structural steel Q420.
会议
Prestrainfracture toughnesslocal approachweibull stress