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gswdavid

新虫 (初入文坛)

[求助] ansys出现警告提示,求教需要修改什么地方 已有2人参与

做static structural,在加旋转速度仿真离心力时提示The reference temperature for the thermal expansion coefficient differs from the reference temperature of one or more bodies. The data will be adjusted to have a zero thermal strain at the reference temperature of each body. If the number of temperature points is sparse this could cause invalid values to be used for calculations. The recommendation is to have the same reference temperature on the bodies as the thermal expansion coefficient's reference temperature in Engineering Data or a dense number of temperature points.        Project>Model>Static Structural>Solution        Tuesday, April 11, 2017 9:15:19 PM
需要修改哪里才行,谢谢指导
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liyaobo0509

专家顾问 (著名写手)

【答案】应助回帖

感谢参与,应助指数 +1
看提示,应该说是定义的两个参考温度不致。

一是材料的热膨胀系数,二是给物体施加温度载荷时的参考温度,楼主最好检查下材料参数和温度边界条件。
2楼2017-04-14 17:39:34
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13269950022

铁虫 (初入文坛)

【答案】应助回帖

两种及以上材料的热胀系数应设置相同的参考温度
人间有味是清欢
3楼2022-07-06 10:10:24
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