²é¿´: 2462  |  »Ø¸´: 9

kevinzz

½ð³æ (ÕýʽдÊÖ)

[ÇóÖú] udf ²»Æð×÷ÓÃ

Ò»¸ö¼òµ¥µÄÄÜÁ¿·½³Ìudf£¬¼ÓÁËÖ®ºó²»Æð×÷Ó㬲»ÖªÄÄÀï³öÁËÎÊÌâ,
¼ÆËãÖÐtime step size ÊÇ0.001s
/*****************************************************/
/*To be defined source term is S=A*sin(2*PI*F*t)*/

#include "udf.h"
#define A 11
#define F 1000
#define PI 3.1415926

DEFINE_SOURCE(energy_source,cell,thread,dS,eqn)
{
real source;
real current_time=CURRENT_TIME;
  
source=A*sin(2*PI*F*current_time);
dS[eqn]=A*2*PI*F*cos(2*PI*F*current_time);

return source;
}
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

heattransfet

гæ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xiegangmai(½ð±Ò+1): ллӦÖú£¡ 2011-12-12 22:50:43
current_timeÓ¦¸Ã´óд°É

ÄÜÁ¿ Ô´ÏàµÄdsÓ¦¸ÃÊǶÔζÈÇóµ¼
´ËºÅ´Ó½ñÌ죨2012-06-25£©¿ªÊ¼²»ÓÃÁË¡£¡£¡£¡£¡£¡£¡£¡£
2Â¥2011-12-12 20:55:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kylafree

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡ï
³ôË®¹µ(½ð±Ò+1): лл½»Á÷~~ 2011-12-13 15:02:53
ËæÊ±¼ä¶ø±ä»¯µÄÔ´ÏîȷʵûÅöµ½¹ý£»²»ÖªµÀΪʲô£»ÆÚ´ý°ÑÕâ¸öÎÊÌâ¸ã¶¨È»ºó·ÖÏíϾ­Ñé¡£
3Â¥2011-12-12 20:56:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

47425804

ľ³æ (ÕýʽдÊÖ)


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
³ôË®¹µ(½ð±Ò+2): лл½»Á÷~~ 2011-12-13 15:03:06
¿´³ÌÐòËÆºõûÓÐɶ´óÎÊÌâ¡£
CURRENT_TIMEÓи³Öµ£¬ËùÒÔÊǶԵġ£
dS[eqn]Ó¦¸ÃÊǶÔζÈÇóµ¼£¬²»¹ý¶Ô½á¹ûÓ¦¸Ãû´óÓ°Ï죬½¨ÒéµÈÓÚÁã¾ÍÐС£

²»Æð×÷ÓÃÊÇÔõô¸ö²»Æð×÷Ó÷¨£¬Î¶ÈûÓÐÈκα仯£¿
4Â¥2011-12-13 09:26:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

kevinzz

½ð³æ (ÕýʽдÊÖ)

¡ï
xiegangmai(½ð±Ò+1): ¹ÄÀøÌÖÂÛ½»Á÷£¡ 2011-12-14 22:35:55
ÒýÓûØÌû:
Â¥: Originally posted by 47425804 at 2011-12-13 09:26:23:
¿´³ÌÐòËÆºõûÓÐɶ´óÎÊÌâ¡£
CURRENT_TIMEÓи³Öµ£¬ËùÒÔÊǶԵġ£
dS[eqn]Ó¦¸ÃÊǶÔζÈÇóµ¼£¬²»¹ý¶Ô½á¹ûÓ¦¸Ãû´óÓ°Ï죬½¨ÒéµÈÓÚÁã¾ÍÐС£

²»Æð×÷ÓÃÊÇÔõô¸ö²»Æð×÷Ó÷¨£¬Î¶ÈûÓÐÈκα仯£¿

ÏÖÔÚ¼ÓÕâ¸öUDFºÍ²»¼Ó£¬Ëã³öÀ´½á¹ûÒ»Ñù
ÊDz»ÊǺÍÎÒÉèµÄʱ¼ä²½³¤Óйأ¬ÎÒ¼ÆËãÀïÃæÊ±¼ä²½³¤ÊÇ0.001s, ÕâÑù¶ÔÓ¦ÓÚÈÎÒâÁ÷¶¯Ê±¼ä(current_time), Ô´Ïîsin(2*pi*f*t)¶¼ÊÇ0, ÕâÀïf=1000.
5Â¥2011-12-13 10:57:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

47425804

ľ³æ (ÕýʽдÊÖ)


¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
³ôË®¹µ(½ð±Ò+2): лл½»Á÷~~ 2011-12-13 15:03:26
ÒýÓûØÌû:
5Â¥: Originally posted by kevinzz at 2011-12-13 10:57:42:
ÏÖÔÚ¼ÓÕâ¸öUDFºÍ²»¼Ó£¬Ëã³öÀ´½á¹ûÒ»Ñù
ÊDz»ÊǺÍÎÒÉèµÄʱ¼ä²½³¤Óйأ¬ÎÒ¼ÆËãÀïÃæÊ±¼ä²½³¤ÊÇ0.001s, ÕâÑù¶ÔÓ¦ÓÚÈÎÒâÁ÷¶¯Ê±¼ä(current_time), Ô´Ïîsin(2*pi*f*t)¶¼ÊÇ0, ÕâÀïf=1000.

¿´À´»¹ÕæÊÇÕâÑùµÄ£¬Î¶ȱ仯ƵÂʺܸߣ¬¸ÕºÃºÍʱ¼ä²½³¤Öصþ¡£
»»¾ä»°Ëµ£¬¾ÍÊÇÕâ¸öʱ¼ä²½³¤µÄ½âÎö¶È²»¹»£¬ÌåÏÖ²»³öÄÜÁ¿Ô´ÏîµÄ±ä»¯¡£
6Â¥2011-12-13 13:50:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mayo_0

Í­³æ (СÓÐÃûÆø)

¡ï ¡ï
³ôË®¹µ(½ð±Ò+2): лл½»Á÷~~ 2011-12-14 13:32:07
Ô´Ïî¼Ó½øÈ¥ÄÜÓжà´óµÄÓ°Ï죿
source=11*sin£¨£©=x£¬ÄãÈ·¶¨Õâ¸öÖµ¼Ó½øÈ¥»á¶ÔÄãÏÖÔÚµÄζȳ¡²úÉúÃ÷ÏÔµÄÓ°Ï죿¼ÇסÕâ¸öÔ´Ïî×îºóFLUENT¼ÆËãʱ»¹Òª³ËÒÔÍø¸ñÌå»ýµÄ¡£

ÉÏÃæ·ÖÎöʱ¼ä¶¼²»¶Ô¡£sin(afpi*t),tÊÇʱ¼ä£¬Ò²¾ÍÊÇ0.001µÄ±¶Êý£¬Ôõô¿ÉÄÜÒ»Ö±ÊÇ0.
¾«Í¨¸÷ÖÖCFDÏîÄ¿£¨µç´Å¡¢¶àÏࡢȼÉյȣ©¡£QQ85596847¡£
7Â¥2011-12-14 11:25:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mayo_0

Í­³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
³ôË®¹µ(½ð±Ò+1): лл½»Á÷~~ 2011-12-14 13:32:14
ÒýÓûØÌû:
7Â¥: Originally posted by mayo_0 at 2011-12-13 20:25:48:
Ô´Ïî¼Ó½øÈ¥ÄÜÓжà´óµÄÓ°Ï죿
source=11*sin£¨£©=x£¬ÄãÈ·¶¨Õâ¸öÖµ¼Ó½øÈ¥»á¶ÔÄãÏÖÔÚµÄζȳ¡²úÉúÃ÷ÏÔµÄÓ°Ï죿¼ÇסÕâ¸öÔ´Ïî×îºóFLUENT¼ÆËãʱ»¹Òª³ËÒÔÍø¸ñÌå»ýµÄ¡£

ÉÏÃæ·ÖÎöʱ¼ä¶¼²»¶Ô¡£sin(afpi*t),tÊÇʱ¼ä£¬Ò²¾Í ...

Ŷ£¬ÄãF=1000£¬ÄdzËÒÔ0.001£¬ÕýºÃÊÇ1£¬ÄÇôËùÓÐʱ¼ä²½¶¼ÊÇ2piµÄ±¶Êý£¬source=0Ò»Ö±¡£
¾«Í¨¸÷ÖÖCFDÏîÄ¿£¨µç´Å¡¢¶àÏࡢȼÉյȣ©¡£QQ85596847¡£
8Â¥2011-12-14 11:28:36
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»á·ÉµÄÖíss

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
8Â¥: Originally posted by mayo_0 at 2011-12-14 11:28:36
Ŷ£¬ÄãF=1000£¬ÄdzËÒÔ0.001£¬ÕýºÃÊÇ1£¬ÄÇôËùÓÐʱ¼ä²½¶¼ÊÇ2piµÄ±¶Êý£¬source=0Ò»Ö±¡£...

´óÏÀÇóÖú  £¿£¿UDFµ¼ÈëÖ±½Ó¾ÍÖÕÖ¹¼ÆË㣬²»ÖªµÀʲôԭÒò
http://muchong.com/bbs/viewthread.php?tid=7682709&fpage=1&target=blank
¶àʹµã¾¢£¬ÖíÒ²ÄÜ·ÉÆðÀ´¡£¡£¡£
9Â¥2014-07-22 09:25:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

»á·ÉµÄÖíss

Òø³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by kylafree at 2011-12-12 20:56:20
ËæÊ±¼ä¶ø±ä»¯µÄÔ´ÏîȷʵûÅöµ½¹ý£»²»ÖªµÀΪʲô£»ÆÚ´ý°ÑÕâ¸öÎÊÌâ¸ã¶¨È»ºó·ÖÏíϾ­Ñé¡£

Çë°ïæ¿´¿´Ð¡³æµÄUDF£¬µ¼ÈëÖ®ºó¾ÍÖ±½ÓÖÕÖ¹¼ÆË㣬ÇëÎÊʲôÇé¿ö£¿£¿
http://muchong.com/bbs/viewthread.php?tid=7682709&fpage=1&target=blank
¶àʹµã¾¢£¬ÖíÒ²ÄÜ·ÉÆðÀ´¡£¡£¡£
10Â¥2014-07-22 09:26:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ kevinzz µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085602»¯Ñ§¹¤³Ì350£¬µ÷¼Á£¬ÓÐûÓÐ211µÄ +4 ÀûºÃÀûºÃ. 2026-03-02 7/350 2026-03-02 21:46 by sunny81
[¿¼ÑÐ] 0856µ÷¼Á +9 ÁõÃÎ΢ 2026-02-28 9/450 2026-03-02 21:01 by ÀûºÃÀûºÃ.
[¿¼ÑÐ] 276Çóµ÷¼Á +5 ·lyh123 2026-02-28 6/300 2026-03-02 20:35 by hypershenger
[¿¼ÑÐ] »·¾³µ÷¼Á +4 chenhanheng 2026-03-02 4/200 2026-03-02 20:23 by hypershenger
[¿¼ÑÐ] 085600²ÄÁϹ¤³ÌÒ»Ö¾Ô¸Öпƴó×Ü·Ö312Çóµ÷¼Á +9 ³ÔÏüÒ¹1 2026-02-28 11/550 2026-03-02 20:14 by hypershenger
[¿¼ÑÐ] »¯Ñ§£¬²ÄÁÏ£¬»·¾³ÀàÇóµ÷¼Á +7 ¿¼Ñаæ°ô°ô 2026-03-02 7/350 2026-03-02 19:56 by hypershenger
[¿¼ÑÐ] 306·Ö²ÄÁϵ÷¼Á +5 chuanzhu´¨Öò 2026-03-01 6/300 2026-03-02 19:51 by ÕÅÏþ·¼0105
[¿¼ÑÐ] »¯¹¤270Çóµ÷¼Á +9 ʲôÃû×Öqwq 2026-03-02 9/450 2026-03-02 19:31 by caszguilin
[¿¼²©] 26³¬¼¶µçÈÝÆ÷É격 +3 dhdjdjend 2026-02-25 3/150 2026-03-02 19:21 by ÇáËɲ»ÉÙËæ
[¿¼ÑÐ] Ò»Ö¾Ô¸¶«±±´óѧ»¯Ñ§314·ÖÇóµ÷¼Á +3 lr1212.. 2026-03-02 3/150 2026-03-02 17:36 by yeahyou
[¿¼ÑÐ] 291 Çóµ÷¼Á +3 »¯¹¤2026½ì±ÏÒµÉ 2026-03-02 3/150 2026-03-02 12:55 by houyaoxu
[»ù½ðÉêÇë] ÃæÉÏÄ£°å¸Ä²»ÁËÒ³±ß¾à°É£¿ +6 ieewxg 2026-02-25 7/350 2026-03-02 12:44 by stidwellNK
[¿¼ÑÐ] 281Çóµ÷¼Á +5 2026¼ÆËã»ú_³ÏÐÄ 2026-03-01 8/400 2026-03-02 11:05 by Íô£¡£¿£¡
[¿¼ÑÐ] 275Çóµ÷¼Á +3 L-xin? 2026-03-01 6/300 2026-03-02 10:22 by ÈÈÇéɳĮ
[¿¼ÑÐ] 0854¸´ÊÔµ÷¼Á 276 +4 wmm9 2026-03-01 6/300 2026-03-02 09:28 by ÈÈÇéɳĮ
[¿¼ÑÐ] ²ÄÁÏѧµ÷¼Á +10 ÌáÉñ¶¹É³°ü 2026-02-28 12/600 2026-03-02 09:26 by ÀîÀÏʦ£¡
[¿¼ÑÐ] ²ÄÁϹ¤³Ì269Çóµ÷¼Á +3 °×´Ìõ 2026-03-02 3/150 2026-03-02 09:25 by Ò»ÐݸçFU
[¿¼²©] 26É격 +4 ÏëÉ격£¡ 2026-02-26 6/300 2026-03-01 17:32 by ÏëÉ격£¡
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ÂüÊâ2266 2026-02-28 7/350 2026-03-01 15:14 by wjLi2017
[¿¼ÑÐ] ѰÕÒµ÷¼Á +4 LYidhsjabdj 2026-02-28 4/200 2026-03-01 10:56 by sunny81
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û