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；
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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