According to the trial, we use finite element analysis program to conduct temperature field and thermal stress analysis of the pier under sunshine, and compared the outcome with experimental results.
根据试验采用有限元分析程序，进行日照作用下桥墩的温度场和温度应力分析，并与实验结果进行对比。
Finite element analysis method is an effective method for calculating thermal stress, but the temperature parameters for calculation have no uniform standard.
有限元是计算温度应力的很好方法，但是对于计算中所需的温度参数取值并没有统一的标准。
To study the reason of appearance of the thermal diffuse crack, Temperature and thermal stress analysis of the steam pipe and correlative branch pipe was performed with finite element analysis method.
本论文进行模拟实验并有限元方法，获得蒸汽管道支管及接管座管壁温度场和热应力的分布规律，阐明热疲劳裂纹产生的原因；
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