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ÍøÂçÉÏÕÒµ½µÄ½²²¢ÐеIJÄÁÏÊ®·Ö²»ÏµÍ³>< Çó´óÉñ°ï½â´ð ¼ÆËã»úÓÐ20ºË ÿ´ÎÈ´Ö»ÄÜÓÃÒ»ºËËãORZ![]() Ô³ÌÐò #include "udf.h" #define T 4.0 #define S 3.0 #define G 9.81 #define PI 3.14159 DEFINE_CG_MOTION(pushboard,dt,vel,omega,time,dtime) { real ww=0.0; ww=2*PI/T; vel[0] = ww*S*cos(ww*time)/2.0; } DEFINE_SOURCE(Xx_source,c,t,dS,eqn)/*Ïû²¨*/ { real x[ND_ND]; real x_source; real y; real chan; real xishu; real time = RP_Get_Real("flow-time" ;C_CENTROID(x,c,t); y=x[1]; if( x[0]>= 95&& x[0] <=130) { xishu = 8*(x[0]-95)/35; x_source = -C_U(c,t)*998.2*xishu; dS[eqn] = -998.2*xishu; } return x_source; } // y direction momentum // DEFINE_SOURCE(Xy_source,c,t,dS,eqn) { real x[ND_ND]; real y_source; real y; real chan; real xishu; real time = RP_Get_Real("flow-time" ;C_CENTROID(x,c,t); y=x[1]; if( x[0]>= 95 && x[0] <= 130) { xishu =8*(x[0]-95)/35; y_source = -C_V(c,t)*998.2*xishu; dS[eqn] = -998.2*xishu; } return y_source; } |
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