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核化工玻璃固化桶焊接温度场与热变形分析

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为了掌握核化工玻璃固化焊封装置钢桶本体与密封盖之间的焊封焊接过程的温度和结构响应,本文基于ANSYS Workbench开展钢桶焊接温度场与热变形分析,采用高斯热源模型模拟焊接热源输入.数值计算结果较好的反映了钢桶本体与密封盖之间进行焊接时的温度变化特征、热应力分布特征和热变形情况,对比了焊封装置钢桶焊接初始温度25℃(常温)与初始温度 200℃下热应力与热变形的差异情况,计算分析可为核化工玻璃固化焊封装置钢桶焊接工艺的固化提供参考依据.
Analysis for Temperature Field and Thermal Deformation of A Glass Curing Tank During Welding Process
In order to find out the temperature and structural response of the welding process between the steel barrel body and the sealing cover of the nuclear chemical glass curing welding sealing device,this paper analyzes the welding temperature field and thermal deformation of the steel barrel based on ANSYS Workbench,and uses the Gaussian heat source model to simulate the welding heat source input.The numerical results reflect the temperature change characteristics,thermal stress distribution characteristics and thermal deformation of the steel drum body and the seal cover during welding.The difference of thermal stress and thermal deformation of the steel drum of the welding sealing device is compared between the initial temperature of 25℃(normal temperature)and the initial temperature of 200℃.The calculation and analysis can provide reference for solidification of steel barrel welding process of glass curing welding sealing device in nuclear chemical industry.

nuclear chemical industryglass curingwelding sealing devicewelding of steel drumsgaussian heat sourcethermal deformation

张蔷、王皓皓、窦远

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中国核电工程有限公司,北京 100840

核化工 玻璃固化 焊封装置 钢桶焊接 高斯热源 热变形

2024

广东化工
广东省石油化工研究院

广东化工

影响因子:0.288
ISSN:1007-1865
年,卷(期):2024.51(5)
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