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°ïæ¿´ÏÂÕâ¸öudfÓÐÎÊÌâÂ𣿳õʼ»¯Ã»ÎÊÌ⣬µã¼ÆËã³ö´í #include "udf.h" /*°üÀ¨³£¹æºê*/ #include "sg_mphase.h" /*°üÀ¨Ìå»ý·ÖÊýºê*/ #define LAT_HT 2260000 /*¶¨ÒåË®ÕôÆûDZÈÈ*/ #define pi 3.1415 /*Ô²ÖÜÂʳ£Êý*/ #define R 8314 /*gas constant 8.314j/mol.K*/ #define moleweight 0.018 /*SI unit water mole weight 0.018kg/mol */ #define A 7.19621 #define B 1730.63 #define C 233.426 DEFINE_SOURCE(liq_src, cell, pri_th, dS, eqn) /*¶¨ÒåÒºÏàÔ´Ïî*/ { Thread *mix_th, *sec_th; /*»ìºÏÏà¡¢µÚ¶þÏà ¶¨Ò弯ËãÇøÓòÖ¸Õë*/ real m_dot_l; /*Õô·¢ÀäÄýËÙÂÊ ¶¨ÒåÒºÏàÖÊÁ¿×ªÒÆ*/ real P_SAT ; mix_th = THREAD_SUPER_THREAD(pri_th); /*Ö¸Ïò»ìºÏÇøµÄÖ÷Ï༴ҺÏàµÄÖ¸Õë*/ sec_th = THREAD_SUB_THREAD(mix_th, 1); /* Ö¸Ïòµ¥Ïà¿ØÖÆÇøµÄÆøÏàµÄÖ¸Õë*/ P_SAT=exp(A-B/(C_T(cell,pri_th)+C-273.15))*1e3; /*¶¨Òå±¥ºÍÕôÆûѹÓëÒºÏàζȵĹØÏµÊ½£¬¼´antoine¹«Ê½*/ if(C_P(cell, sec_th)< P_SAT) {m_dot_l = -(P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); /*¶¨ÒåÒºÏàÏòÆøÏà×ªÒÆµÄËÙÂÊ£¬Èç¹ûÆøÏàµÄѹÁ¦Ð¡ÓÚÒ»¶¨Î¶Èϵı¥ºÍÕôÆûѹ£¬ÒºÏàÏòÆøÏà·¢ÉúÖÊÁ¿×ªÒÆ*/ dS[eqn]= -2*pi*R*sqrt(moleweight)*(P_SAT-P_SAT*C_T(cell,pri_th)*B/pow((C_T(cell,pri_th)+C-273.15),2)-C_P(cell, sec_th)); /*¶¨ÒåÔ´Ïî¶ÔÖÊÁ¿×ªÒÆÆ«µ¼£¬fabsΪȡ¾ø¶ÔÖµ*/ } else {m_dot_l = (P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); /*¶¨ÒåÒºÏàÏòÆøÏà×ªÒÆµÄËÙÂÊ£¬Èç¹ûÆøÏàѹÁ¦´óÓÚÒ»¶¨Î¶Èϵı¥ºÍÕôÆûѹ£¬ÆøÏàÏòÒºÏà·¢ÉúÖÊÁ¿×ªÒÆ*/ dS[eqn] = 0; /*ÓÉÓÚÆøÏàÏòÒºÏà×ªÒÆ£¬ËùÒÔÒºÏàµÄÖÊÁ¿Ô´Ïî¶ÔÖÊÁ¿×ªÒÆµÄÆ«µ¼ÎªÁã*/ } return m_dot_l; } DEFINE_SOURCE(vap_src, cell, sec_th, dS, eqn) { Thread *mix_th, *pri_th; real m_dot_v; real P_SAT ; mix_th = THREAD_SUPER_THREAD(sec_th); pri_th = THREAD_SUB_THREAD(mix_th, 0); P_SAT=exp(A-B/(C_T(cell,pri_th)+C-273.15))*1e3; if(C_P(cell, sec_th)< P_SAT) { m_dot_v = (P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); dS[eqn] =0; } else {m_dot_v = -(P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); dS[eqn]=-2*pi*R*sqrt(moleweight)*(P_SAT-P_SAT*C_T(cell,pri_th)*B/pow((C_T(cell,pri_th)+C-273.15),2)-C_P(cell, sec_th)); } return m_dot_v; } DEFINE_SOURCE(enrg_src, cell, mix_th, dS, eqn) { Thread *pri_th,*sec_th; real m_dot; real P_SAT; pri_th=THREAD_SUB_THREAD(mix_th,0); sec_th=THREAD_SUB_THREAD(mix_th,1); P_SAT=exp(A-B/(C_T(cell,pri_th)+C-273.15))*1e3; if(C_P(cell, sec_th)< P_SAT) { m_dot =- (P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); dS[eqn]=-2*pi*R*sqrt(moleweight)*(P_SAT-P_SAT*C_T(cell,pri_th)*B/pow((C_T(cell,pri_th)+C-273.15),2)-C_P(cell, sec_th)); } else { m_dot = (P_SAT-C_P(cell,sec_th))*sqrt(moleweight)*(2*pi*R*C_T(cell,pri_th)); dS[eqn]=2*pi*R*sqrt(moleweight)*(P_SAT-P_SAT*C_T(cell,pri_th)*B/pow((C_T(cell,pri_th)+C-273.15),2)-C_P(cell, sec_th)); } return LAT_HT*m_dot; } |
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