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hiqun

½û³æ (ÕýʽдÊÖ)

[ÇóÖú] NV_S(dx,*=,dtime)´ú±íʲôÒâ˼

DEFINE_GRID_MOTION(beam,domain,dt,time,dtime)
{
Thread *tf=DT_THREAD(dt);
face_t f;
Node *v;
sign=-10*sin(8*M_PI*time);
begin_f_loop(f,tf){
   f_node_loop(f,tf,n){
      v=F_NODE(f,tf,n);
      if(NODE_X(v)>0.020 && NODE_POS_NEED_UPDATE(v)){
      omega[1]=sign*pow(NODE_X(v),0.5);
      NV_VV(r,=,NODE_COORD(v),-,origin);
      NV_CROSS(dx,omega,r);
      NV_S(dx,*=,dtime);
      NV_V(NODE_COORD(v),+=,dx);
      }
     }
   }end_f_loop(f,tf);
}

±ÈÈçNV_S(omega, =, 0.0)±íÕ÷omega[0]=0;omega[1]=0;

Ôڴ˶κ¯ÊýÖУ¬NV_S(dx,*=,dtime)±íÕ÷µÄÊÇɶÒâ˼£¿
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suichunjie

Í­³æ (СÓÐÃûÆø)

µÈ´ð°¸¡£¡£¡£
2Â¥2012-12-17 09:35:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

fangdian

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
³ôË®¹µ: ½ð±Ò+1, лл½»Á÷~~ 2012-12-18 21:26:49
¸øÄã¾Ù¸öÀý×Ó°É£º
NV_S (vel, =, 0.0) ±íʾvel[0]=0.0,vel[1]=0.0
3Â¥2012-12-18 12:49:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jetrayn

Í­³æ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
³ôË®¹µ: ½ð±Ò+1, лл½»Á÷~~ 2012-12-18 21:26:53
hiqun: ½ð±Ò+5, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ¸ã¶¨ 2012-12-19 10:29:26
NV_S±íʾһÖÖÔËËã·ûºÅ£¬a*=b±íʾa=a*b
4Â¥2012-12-18 16:04:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

windperson

Í­³æ (СÓÐÃûÆø)

NV_CROSS(dx,omega,r);
NODE_COORD(v)
ÕâÁ½¸öÊÇʲôÒâ˼°¡£¿Ð»Ð»
5Â¥2013-04-18 10:31:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

victoriayan

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
5Â¥: Originally posted by windperson at 2013-04-18 10:31:54
NV_CROSS(dx,omega,r);
NODE_COORD(v)
ÕâÁ½¸öÊÇʲôÒâ˼°¡£¿Ð»Ð»

NV_CROSS(dx,omega,r);±íʾÏòÁ¿µÄ²æ³Ë£¬
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6Â¥2014-12-14 16:50:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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