Numerical Simulation of Temperature Field and Residual Stress Field for Reactive Flame Spraying Synthesis TiC-Ni Function Gradient Coating 反应火焰喷涂TiC-Ni功能梯度涂层温度场和残余应力场数值模拟
This paper describes the history and development of the temperature field and residual stress field. 本文主要讲述了有关焊接温度场与应力场的研究历史与发展。
This hypothesis is only observed oceanic ridges of rock and the residual magnetic field sensors made to return the reverse. 此假说只是观察到岩石和大洋洋脊的感应剩磁场来回反向而提出来的。
Temperature field and residual stress field of orthogonal structure under normal welding and in-service welding condition were simulated by FEM. 运用有限元方法对正交接管结构在常规焊接和在线焊接条件下的温度场和残余应力场进行了数值模拟。
The temperature field and residual stress field of unclosed hoop weld were obtained and the results were discussed. 获得了非封闭环焊缝焊接温度场和残余应力场,并对模拟结果进行了分析。
Numerical simulation analysis on residual stress field for laser shock processing 激光冲击强化残余应力场的数值仿真分析
The paper also describes the Rayleigh surface wave experiment of plane residual stress field within a heat-patching disk by this method. 同时,还介绍了采用这种方法对热套圆盘预制的平面残余应力场所进行的Rayleigh表面波实验残余应力分析。
Evolvement process of longitudinal stress and residual stress field after welding are obtained. 得到了焊接过程中纵向应力的演变规律与焊后应力场的分布情况。
Effect of residual field on lower hybrid wave current drive 剩余电场在低混杂波电流驱动中的效应
Set up and developed the calculate schemes and the model of solving to residual stress field with the finite element theory; 建立了残余应力场的有限元计算方案及求解模型;
Fatigue Short through-thickness crack closure and growth in the residual stress field 疲劳短裂纹在残余应力场中的闭合和扩展
The mode of residual stress field produced by rolling, the quantitative relationship between maximum residual compressive stress and its influence depth and the final residual stress field after relaxation were established on the basis of tests. 作者通过试验建立了辊压产生的残余应力场模式、最大残余压应力与其影响深度间的定量关系以及残余应力松弛后的最终残余应力场。
New method for measuring residual stress field of composite 测量复合材料残余应力场的新方法
Finally, it is validated that temperature field, residual stress field and thermodynamic calculation. The results are analyzed and discussed. 最后对数值模拟温度场、残余应力场及热力学计算进行了验证,对本文所得结果进行了分析讨论。
The effects of both low and high frequency phase perturbation on the threshold of the SRRS effects, the conversion efficiency of Stokes field and the phase of the residual pump field and the Stokes field were discussed in detail. 详细讨论了低频和中高频空间相位畸变对SRRS阈值条件、斯托克斯光转换效率、剩余泵浦光和斯托克斯光相位的影响。
The Lagrange residual current field of the area is presented, the effects of which on pollutant dispersion are analysed and the Lagrange track of some typical positions in the area is calculated. 计算了港域水体的Lagrange余流场,并分析了其对污染物运移的影响,得到了港域几个典型位置的Lagrange轨迹;
A Simplified Model for Axisymmetrical Residual Stress Field of Welding 轴对称焊接残余应力场的简化计算模型
This paper analyses the residual magnetic field and its influence, and measures the dielectric recovery strength of the rotating arc model interrupter by the synthetic test circuit technique. The results obtained for a combined magnetic and electric field type recovery are presented. 本文分析了残余磁场及其影响,并采用合成回路技术测量了旋弧模型灭弧室的弧后介质恢复强度,得出了磁场与电场一起作用下恢复的结果。
Research on Pre-Loading Spin Testing of Turbine Supercharger Impeller ( 1)& Residual Field Analysis of Pre-Over Loading Impeller 涡轮增压器叶轮超速预过载处理技术的研究(1)&超速预过载叶轮残余变形场分析
Finite Element Method ( FEM) is used here to simulate the temperature field and the residual stress field in the Canister structures, to analysis the hot, stress behavior in weld process. 本文运用有限元法(FEM),对铝合金筒体结构的焊接过程进行研究,分析了焊接过程的热、力行为;
The Phenomenon and mechanism of relaxation of compressive residual stress under static loading at the initial stage of fatigue and the optimum residual stress field induce by shot peening have been investigated. 本文研究了喷丸残余应力场在疲劳加载初期的静载松弛现象及机理,并对最佳喷丸残余应力场进行了探讨。
Using 3 dimension finite element method, calculate the residual stress field of the sintered thin layer in the material increase manufacturing, analyze and compare the residual stress results under fractal scanning path and S line scanning path. 用三维有限元数值方法,模拟计算了生长型制造扫描烧结的薄层的残余应力场;对分形扫描与线扫描所产生的残余应力场的模拟计算结果进行了分析比较。
By using finite element numerical simulation software, rules of effect of different cooling media to temperature field and stress field during quenching of studied material have been analysed and researched, distribution of temperature field and residual stress field during quenching have been obtained. 利用变形-传热耦合有限元数值模拟软件,分析研究了不同冷却介质对研究材料淬冷过程温度场与热应力场的影响规律,获得了淬冷过程中温度场和残余应力场的分布。
Thermal cycle curves of different striking places, evolvement process of longitudinal stress and residual stress field after welding are obtained. 得到了焊接过程中各起弧点的热循环曲线、纵向应力的演变规律与焊后应力场的分布情况。
At the same time, the residual radiation field distribution in the vacuum tank and its decay with time were estimated after the machine is shut down. 同时,研究了在加速器停机后真空室内部的剩余辐射剂量场分布及其随时间的衰减规律。
Then, the program calculates the chucking appliance appearance cooling temperature field and residual stress field. 然后文中还计算了冷却后夹具表面的温度场与残余应力场的分布。
At present, most of the study on the simulation of resistance spot welding process is limited to the preloading and the welding periods. There has been little research on the cooling and residual stresses field. 目前点焊过程的数值模拟研究多数还限于预压及通电焊接两个阶段的温度及瞬态应力场模拟,而对锻压冷却阶段及残余应力场的研究很少。
Then the temperature field and residual stress field for the multi-pass welding of special penetration assembly are simulated with the thermal-structure coupling function and indirect coupling method of software ANSYS. 然后采用Ansys软件的热&结构耦合功能,利用间接耦合法,对特殊形状贯穿件多道焊焊接过程的温度场和应力场做了数值仿真。
The paper describes the basic theories and numerical analysis methods of the temperature field and residual stress field. 然后对粘接温度场和应力场的基本理论和数值分析方法进行了阐述。