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- A non-linear elastic-plastic finite element method to predict the residual stress distribution induced b Laser Shock Processing (LSP) was established. 摘要建立模拟激光冲击残余应力场的非线性弹塑性有限元模型。
- Tangential residual stress distribution around cold expanded hole is determined by combining theoretical calculation with experiment results. 本文用含孔边穿透裂纹的冷胀孔、未胀孔剩余寿命之比来评价孔冷胀强化工艺延长裂纹扩展寿命的效果。
- Residual stress distribution for engine cylinder body made of casting aluminum alloy was investigated completely using X-Ray nondestructive detection method. 利用X射线无损检测方法,对铸造铝合金制造的某发动机汽缸体的残余应力分布进行了全面分析。
- Compared with EBW, the martensite grains of weld become finer after electron beam local heat treatment, and residual stress distribution of TC4 titanium alloy joints is improved. 同时上表面接头残余应力的分布得到改善。
- When laser power density is greater than 18 GW/cm~2,residual stresses of EBW line are changed,which improves residual stress distribution. 当激光冲击的功率密度大于18 GW/cm2时,激光冲击强化处理使电子束焊缝区的残余应力改变明显,改善了焊缝残余应力的分布;
- This paper demonstrates residual stress of induction quench parts and personal views about stress distribution of flange corner heat treatment ,truck half axle material and depth of hardened layer. 论述了感应淬火零件的残余应力形态,并对载货车半轴的材料、硬化层深度及法兰圆角淬火层分布提出了个人见解。
- It is possible to prognosticate the residual stress distribution in the cladding layers with developing of numerical analysis method.But that depend on the evolution of materials science. 数值模拟技术的迅速发展为预测熔覆过程中的热应力及残余应力的分布提供了可能,但结果的准确性很大程度上依赖于材料科学基础研究的进展。
- An experimental study was conducted to measure residual stress distribution around cold-expanded fastener holes and interference stress distribution near interference fit fastener holes. 本文就冷胀孔周残余应力分布的测量技术和干涉螺接孔周干涉应力分布的测量技术进行了实验研究。
- In this paper the effect of strength matching of welded joint on welding residual stress distribution in plate welded joints was studied by an thermal elasto-plastic finite element method. 采用热弹塑性有限元方法,对平板对接接头中焊缝金属强度组配对焊接残余应力分布的影响进行了研究。
- The results showed that beam fracture was resulted from high residual stress, and vibratory stress relief could greatly reduce residual stress and improve the stress distribution mode. 试验结果表明,车架大梁的断裂与残余应力太高有关,振动时效能大幅度降低车架大梁的残余应力并改善其残余应力的分布状态。
- On this basis, the residual stress distribution in the workpiece under the action of temperature variation and moving grinding loads is determined by FEM for thermo elastic-plasticity. 然后应用热弹塑性有限单元法计算了工件在热作用和磨削力耦合作用下的残余应力分布。
- In order to study cracking problem in multitrack laser-clad coating, model and method to measure the residual stress distributed along depth of laser-clad coating are established. 摘要为了克服多道搭接激光熔覆层的开裂问题,分析了熔覆层与基体材料之间的力学关系,建立了激光熔覆层残余应力测试方法,推导了残余应力的计算公式。
- In order to study cracking problem in multitrack laser-clad coating,model and method to measure the residual stress distributed along depth of laser-clad coating are established. 为了克服多道搭接激光熔覆层的开裂问题,分析了熔覆层与基体材料之间的力学关系,建立了激光熔覆层残余应力测试方法,推导了残余应力的计算公式。
- Aim at 7075 aluminium alloy vacuum electronic beam welding, using nonlinear finite element, the numerical simulation of the residual stresses distribution in welding joint was made. 针对7075铝合金中厚板真空电子束焊接过程,采用非线性有限元法,对焊接接头的残余应力分布进行了数值模拟。
- the residual stresses distribution 残余应力分布
- Compliance and residual stress distribution of lower esophagus in achalasia 贲门失弛缓症下段食管壁顺应性和残余应力分布
- Residual stress distribution regularity in ERW straight-seam casing tube ERW直缝套管残余应力分布规律的研究
- The distribution of residual stress of weld joints is analyzed. 并分析了焊接接头残余应力的分布规律。
- MODIFIED LAYER REMOVAL METHOD FOR MEASUREMENT OF RESIDUAL STRESS DISTRIBUTION IN THICK PRE-STRETCHED ALUMINUM PLATE 改进剥层应变法测量铝合金预拉伸厚板内部残余应力分布
- Measurement of residual stress in multitrack laser-clad coating[J]. 引用该论文 胡木林;谢长生;黄开金.