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×î½üСµÜÔÚ×ö¼¤¹âº¸½ÓµÄÁ÷³¡Ä£Ä⣬ÊôÓÚ³õѧÕß¡£±àÁËÒ»¸öudf£¬TÐͽÓÍ·Ë«²àº¸½Ó£¬Í¨¹ý±àÒ룬µ«ÊǼÆËãÖ®ºó×î¸ßζÈÈ´Ö»ÓÐ320K×óÓÒ£¬Á÷³¡ÇúÏ߸üÊDz»¶Ô£¬ÏÖÔÚ¸½ÉÏudf³ÌÐò£¬Ï£Íû´ó¼Ò°ïÖúСµÜ½â¾öһϣ¬²»Ê¤¸Ð¼¤£¡ #include "udf.h" #define P 1800 //¹¦ÂÊ #define A 0.95 //ϵÊý #define B 0.95 //ϵÊý #define C 0.6 //ϵÊý #define V 0.05 //º¸½ÓËÙ¶È #define PI 3.14159 DEFINE_SOURCE(xmom_source,c,t,dS,eqn) { int xmom; real X[ND_ND]; real source; real x, y, z, x1, y1, z1, x2, y2, z2; real g1, h1, j1, g2, h2, j2; float z3, z4; // ³×¿×Éî¶È real bate; //Ë¥¼õϵÊý real Im, Ib, I, PB; real r1, r2, rb, R0; double eta1, eta2; real temp; temp=RP_Get_Real("flow-time" ; bate=0.01; rb=0.00015+(P-1200)/800*0.000015; R0=10*rb; PB=A*B*C*P; I=8.6E10; Ib=2*bate*PB/(PI*rb*rb); Im=Ib+I; //¹¦ÂÊÃÜ¶È z3=log(Ib/I+1)/bate; z4=log(Ib/I+1)/bate; eta1=135*PI/180; eta2=-135*PI/180; C_CENTROID(X, c, t); x=X[0]; y=X[1]; z=X[2]; x1=x; y1=y-0.0024; z1=z-0.0015; x2=x; y2=y+0.0024; z2=z-0.0015; g1=x1; h1=cos(eta1)*y1+sin(eta1)*z1; j1=cos(eta1)*z1-sin(eta1)*y1; g2=x2; h2=cos(eta2)*y2+sin(eta2)*z2; j2=cos(eta2)*z2-sin(eta2)*y2; r1=sqrt((g1-V*temp)*(g1-V*temp)+h1*h1); r2=sqrt((g2-V*temp)*(g2-V*temp)+h2*h2); //Ö®ÉÏÎª×ø±êÆ½ÒÆ¼°Ðýת if(r1>0.00015&&j1==0.0015) { rb=10*rb; source=0.7*2*0.5*P/(PI*rb*rb)*exp(-3*r1*r1/(rb*rb)); dS[eqn]=0; } else if(r1<=0.00015&&j1>-0.0018&&j1<0.0015) { source=Im*exp(-2*r1*r1/(rb*rb))*exp(-bate*z3); dS[eqn]=0; } else if(r2>0.00015&&j1==0.0015) { rb=10*rb; source=0.7*2*0.5*P/(PI*rb*rb)*exp(-3*r2*r2/(rb*rb)); dS[eqn]=0; } else if(r2<=0.00015&&j2>-0.0018&&j2<0.0015) { source=Im*exp(-2*r2*r2/(rb*rb))*exp(-bate*z4); dS[eqn]=0; } else source=dS[eqn]=0; return source; } |
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