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²Î¿¼ÍâÎÄÎÄÏ׵ĸ½Â¼£¬µÃµ½¼ÆË㽬³Ø»î¶¯ÇøÓò£¨Ò¶ÂÖ¶´Ñ¨£©Ìå»ý´óСµÄUDF, #include"udf.h" DEFINE_ON_DEMAND(cavern_cals_s) { Domain *d; real strain,volume,vol_tot; Thread *t; cell_t c; d=Get_Domain(1); thread_loop_c(t,d) { begin_c_loop(c,t) { volume=C_VOLUME(c,t); strain=C_STRAIN_RATE_MAG(c,t); if(strain>=0.984) vol_tot+=volume; } end_c_loop(c,t) } printf("The cavern volume is %10.8f",vol_tot); } £¨1£©ÎÒÔÚfluent¼ÆËãÊÕÁ²Ö®ºó±£´æcase&dateÎļþ£¬È»ºó¼ÆËã»ìºÏ½¬³ØµÄ»î¶¯ÇøÓò£¬½«ÉÏÊöÄÚÈݱ£´æÎªmyudf.cÎļþ£¬È»ºódefine/user definer/function/interpreted,±àÒë³É¹¦ £¨2£©È»ºóuser define/execute on demand/execute¡£ (3)µ«Êǽá¹ûÔÚÆÁÄ»ÏÔʾ the cavern volume is 0.0000000. ÉÏÊö¸Õ¿ªÊ¼µÄʹÓõÄÓ¦±ä´óСÁÙ½çֵΪstrain>=5.64£¬¼ÆËã½á¹ûΪ0.00000000£¬ÎÒÒÔΪӦ±äÁÙ½çֵȡ´óÁË£¬¾Í¸ÄΪÉÏÃæµÄ0.984ÊÔһϣ¬¿ÉÊǼÆËã½á¹û»¹ÊÇ0.0000000£¬²»ÖªµÀÎÊÌâ³öÏÖÔÚÄÄÀ£¡£¡Çó´óÉñ°ïÖú£¡ |
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