@bestucan 嗯嗯,感谢大佬。检查过,check和Quallity其实都没有问题,再次感谢~
cultivate 发布的最新帖子
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RE: Warning:Unrecognized grid section11和Skipping thread # of domain #
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Warning:Unrecognized grid section11和Skipping thread # of domain #
网格读入 fluent后,出现红框发的警告,请问这是什么原因导致的呢?着急?有大佬知道不?感谢 -
Fluent meshing 加边界层,Error at Node 1: SIGSEGV(segmentation violation)?
管长375mm,管径25mm,叶片厚度2.5mm,结构如下:
局部尺寸设置
tubewall和yepian的尺寸一样
表面网格设置
边界层设置
指定在管道壁面上画边界层
体网格尺寸设置
运行后出现错误
提示:
Error at Node 1: SIGSEGV(segmentation violation)Error at Node 0: SIGSEGV(segmentation violation)
Error: Poly meshing not completed.
Error Object: #f
done.
Warning: Deleting empty objects (geom-1)Error at Node 1: SIGSEGV(segmentation violation)
Error at Node 0: SIGSEGV(segmentation violation)
请问有大佬遇到过这种情况吗?可以给点建议或啥不?提前感谢~~
不在管道壁面添加边界层,网格生成顺利。 -
RE: 多相流与矩方法的数学模型
@李东岳 李老师你好,我刚开始学习矩方法,可能描述的不是很清楚。请问求矩的时候,好像是需要给定d10和标准差,但我看公式里还有有一个d32,这个是怎么求呢?还是说d10等于d32呢
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cfd-pbm模拟油水两相分散:计算中出现Divergence in Luo Breakup kernel
连续相:水;分散相:硅油(αd=0.01v%)。油在水中分散。速度进口,压力出口。湍流模型选SST K-w。用PBM模拟液滴直径分布。
Fluent的Mesh Quality:(网格质量)Minimum Orthogonal Quality = 4.58757e-01 cell 63512 on zone 14 (ID: 119996 on partition: 0) at location (-1.46837e-03 -3.11654e-04 2.62275e-01)
(To improve Orthogonal quality , use "Inverse Orthogonal Quality" in Fluent Meshing,
where Inverse Orthogonal Quality = 1 - Orthogonal Quality)Maximum Aspect Ratio = 3.17826e+01 cell 63834 on zone 14 (ID: 881495 on partition: 12) at location ( 3.37841e-05 -1.15102e-02 2.24530e-01)
PBM设置如下:离散法求解,7个bins,比例指数为2.4,给定的最小分散相粒径为0.4mm,破碎和聚并和均为luo模型。
Bin Sizes for oil (7) :-
Bin Number Bin Size (mm)Bin-0 11.143047
Bin-1 6.4
Bin-2 3.6758347
Bin-3 2.1112127
Bin-4 1.2125733
Bin-5 0.69644045
Bin-6 0.4计算过程中发散,提示如下:
Error at Node 14:Divergence in Luo Breakup kernel.
Please stop iterating and check solution - parent dia = 1.114305e-02, daughter dia = 3.258247e-03!!有路过的大佬帮忙看看不?卡了好久,不知怎么解决?提前谢谢了~