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renzy0315

铜虫 (初入文坛)

[求助] 请教这样的udf应该怎么写

我计算了一个二维流场,想把流场边界上的一条线上面的各网格点的压力读出来,因为后面还要对这些压力做计算。请问怎么读压力呢?
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renzy0315

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引用回帖:
3楼: Originally posted by suichunjie at 2012-09-20 22:38:35
DEFINE_ON_DEMAND(get_p)
{
  Domain *domain;
  domain = Get_Domain(1);
  Thread *t=lookup_thread(domain,ID);
    begin_c_loop(c,t)
    {
    C_UDMI(c,t,0) =C_P(c,t);
    }
    end_c_loop(c ...

我已经在fluent面板里面定义了UDM了,可是一运行就报错:
Error:
FLUENT received fatal signal (ACCESS_VIOLATION)
1. Note exact events leading to error.
2. Save case/data under new name.
3. Exit program and restart to continue.
4. Report error to your distributor.
Error Object: ()
这是怎么回事啊?
我试着用数组不用UDM,结果读出来的数据几乎都一样,和fluent自己做出来的压力图明显不一样么
7楼2012-09-22 10:08:37
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suichunjie

铜虫 (小有名气)

【答案】应助回帖

★ ★
感谢参与,应助指数 +1
renzy0315: 金币+1, ★★★很有帮助, 虽然我还是没弄出来 2012-09-22 09:10:18
xiegangmai: 金币+1, 谢谢参与! 2012-09-24 08:38:47
是不是这样子的~

DEFINE_ON_DEMAND(get_p)
{
  Domain *domain;
  domain = Get_Domain(1);
  Thread *t=lookup_thread(d,ID);
    begin_c_loop(c,t)
    {
    p=C_P(c,t);
    }
    end_c_loop(c,t)
}
2楼2012-09-20 22:31:58
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suichunjie

铜虫 (小有名气)

引用回帖:
2楼: Originally posted by suichunjie at 2012-09-20 22:31:58
是不是这样子的~

DEFINE_ON_DEMAND(get_p)
{
  Domain *domain;
  domain = Get_Domain(1);
  Thread *t=lookup_thread(d,ID);
    begin_c_loop(c,t)
    {
    p=C_P(c,t);
    }
    end_c_loop(c ...

DEFINE_ON_DEMAND(get_p)
{
  Domain *domain;
  domain = Get_Domain(1);
  Thread *t=lookup_thread(domain,ID);
    begin_c_loop(c,t)
    {
    C_UDMI(c,t,0) =C_P(c,t);
    }
    end_c_loop(c,t)
}
3楼2012-09-20 22:38:35
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renzy0315

铜虫 (初入文坛)

引用回帖:
3楼: Originally posted by suichunjie at 2012-09-20 22:38:35
DEFINE_ON_DEMAND(get_p)
{
  Domain *domain;
  domain = Get_Domain(1);
  Thread *t=lookup_thread(domain,ID);
    begin_c_loop(c,t)
    {
    C_UDMI(c,t,0) =C_P(c,t);
    }
    end_c_loop(c ...

那个C_UDMI是什么啊?取压力的结果应该有几百个呢,是不是应该做个数组?
4楼2012-09-21 10:57:32
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