Jimmy558 发表于 2022-3-20 15:50:31

NX有限元仿真学习

前段时间接触了NX的有限元仿真部分,觉得相较于ansys算是各有所长,在论坛中发现仿真这一板块比较冷清,就想开个贴和大家一起学习,我也是个初学者,希望能够多多交流,相互提高,水平有限,还希望大家包含。我会抽空用NX12做一些书本上的案例,方便交流。
NX CAE部分使用的是nastran求解器,个人感觉最强大的就是模型修改十分方便,同步后网格自动更新,但缺点是多核计算优化差,计算时间长,模型网格数量多了以后非常卡顿。
在开始之前,需要设置一下使用内存大小。首先找到配置文件Program Files\Siemens\NX 12.0\NXNASTRAN\conf下的.rcf文件,以记事本方式打开,
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
修改 memory=0.90*physical physical前的系数,可以自己计算一下设置多大(需要为系统保留一些内存),之后保存。
之后就可以开始CAE分析了,思路同其他软件一样,前处理-计算-后处理。
---------待续

461059840 发表于 2022-11-30 17:00:12

ansys 在仿真这块专业性太强了,一般都是专业的在做的;但是只做一般的仿真用UG/SW/CREO来做都可以的。

vampv 发表于 2022-3-25 08:32:54

兄弟,做哪方面的仿真分析啊

Jimmy558 发表于 2022-3-27 20:40:21

vampv 发表于 2022-3-25 08:32
兄弟,做哪方面的仿真分析啊

主要是做结构的分析

逄。 发表于 2022-5-5 16:57:57

我也在学

逝去的BEYOND 发表于 2022-5-12 14:24:48

大佬,能否分享一下塑料材料的力学性能参数?感激不尽。

程训强 发表于 2022-8-24 11:14:20

对装配体做有限元分析,我应该怎么连接起来各个部件呢

Jimmy558 发表于 2022-8-25 09:02:11

程训强 发表于 2022-8-24 11:14
对装配体做有限元分析,我应该怎么连接起来各个部件呢

装配体可以根据实际情况使用面面接触或者面面粘连来进行连接

沉微 发表于 2022-9-27 16:01:36

不如建个QQ群

gaokun996 发表于 2022-9-27 16:13:07

沉微 发表于 2022-9-27 16:01
不如建个QQ群

支持,志同道合

Jimmy558 发表于 2022-10-17 11:17:59

我觉得也可以{:biggrin:}
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