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¸÷λÀÏʦÃÇÄãÃǺ㬱¾ÈËÑо¿µç³¡¶ÔÒºµÎµÄÓ°Ï죬ÊÇÆøÒºÁ½ÏàµÄÑо¿£¬ÓÃvofÄ£ÐÍ£¬È»ºóÓÃmhdÄ£¿éÌí¼Óµç³¡£¬µ«¸Ä±äµçѹֵ¶ÔÒºµÎûÓÐÓ°Ï죬»³ÒÉÊDz»Êǵ糡Á¦Ã»ÓмÓÉÏ£¬ÓÚÊǽ«Âó¿Ë˹ΤÁ¦½øÐÐudf±à³Ì£¬½«Æä×÷Ϊ¶¯Á¿Ô´ÏîÌí¼Ó£¬µ«ÒÀÈ»ÊÇûÓÐÓ°Ï죬ÕâÊÇΪʲô£¿»á²»»á»¹Êǵ糡Á¦Ã»ÓмÓÉÏ£¿¸ÃÈçºÎÕýÈ·µÄÌí¼ÓÄØ£¿Ð»Ð»ÀÏʦÃÇÁË£¡ Ò»ÏÂÊÇÎÒµÄÂó¿Ë˹ΤӦÁ¦µÄudf±à³Ì #include "udf.h" #define E 10000.0 #define r 0.06 #define a0 8.85e-12 #define a1 80*8.85e-12 #define a2 1.000585*8.85e-12 #define b1 4.6e-5 #define b2 1e-3 DEFINE_SOURCE(maxwell_source,c,t,dS,eqn) { real x[ND_ND]; real T1,T2,source; C_CENTROID(x,c,t); T1=(9*a0*a2*(b1/b2-1)*E*E)/(2*(a1/a2+2)*(a1/a2+2)); T2=9*a0*a2*((a1/a2)*(a1/a2)-2*(b1/b2)+1)*E*E*x[1]*x[1]/(r*r*2*(a1/a2+2)*(a1/a2+2)); source=T1+T2; dS[eqn]=9*a0*a2*((a1/a2)*(a1/a2)-2*(b1/b2)+1)*E*E*x[1]/(r*r*(a1/a2+2)*(a1/a2+2)); return source; } |
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