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lovewb銅蟲(chóng) (正式寫(xiě)手)
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[交流]
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----------------------------- [ Last edited by lovewb on 2010-7-2 at 21:14 ] |
fluent仿真問(wèn)題。 |
木蟲(chóng) (正式寫(xiě)手)
木蟲(chóng) (正式寫(xiě)手)
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人品再爆發(fā)一下咯,本人前段時(shí)間也在做蒸發(fā)冷凝,所以從網(wǎng)上搜了點(diǎn)資料,這是煮開(kāi)水的UDF,特此聲明:作者不是我,這個(gè)UDF是轉(zhuǎn)載的,但是絕對(duì)能用! #include "udf.h" #include "sg_mphase.h" #define T_SAT 373 #define LAT_HT 3.e3 real a; DEFINE_SOURCE(liq_src, cell, pri_th, dS, eqn) { Thread *mix_th, *sec_th; real m_dot_l; mix_th = THREAD_SUPER_THREAD(pri_th); sec_th = THREAD_SUB_THREAD(mix_th, 1); a=C_T(cell, mix_th); if(C_T(cell, mix_th)>=T_SAT){ m_dot_l = -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)* fabs(C_T(cell, pri_th) - T_SAT)/T_SAT; dS[eqn] = -0.1*C_R(cell, pri_th)* fabs(C_T(cell, pri_th) - T_SAT)/T_SAT; } else { m_dot_l = 0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)* fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn] = 0.; } return m_dot_l; } DEFINE_SOURCE(vap_src, cell, sec_th, dS, eqn) { Thread * mix_th, *pri_th; real m_dot_v; mix_th = THREAD_SUPER_THREAD(sec_th); pri_th = THREAD_SUB_THREAD(mix_th, 0); if(C_T(cell, mix_th)>=T_SAT){ m_dot_v = 0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)* fabs(C_T(cell, mix_th) - T_SAT)/T_SAT; dS[eqn] = 0.; } else { m_dot_v = -0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)* fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn] = -0.1*C_R(cell, sec_th)* fabs(C_T(cell, sec_th) - T_SAT)/T_SAT; } return m_dot_v; } DEFINE_SOURCE(enrg_src, cell, mix_th, dS, eqn) { Thread *pri_th, *sec_th; real m_dot; pri_th = THREAD_SUB_THREAD(mix_th, 0); sec_th = THREAD_SUB_THREAD(mix_th, 1); if(C_T(cell, mix_th)>=T_SAT){ m_dot = -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)* fabs(C_T(cell, pri_th) - T_SAT)/T_SAT; dS[eqn] = -0.1*C_VOF(cell, pri_th)*C_R(cell, pri_th)/T_SAT; } else { m_dot = 0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)* fabs(T_SAT-C_T(cell,mix_th))/T_SAT; dS[eqn] = -0.1*C_VOF(cell, sec_th)*C_R(cell, sec_th)/T_SAT;} return LAT_HT*m_dot; } |
專家顧問(wèn) (著名寫(xiě)手)
石化蛀蟲(chóng)
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專家經(jīng)驗(yàn): +136 |
銅蟲(chóng) (正式寫(xiě)手)
銅蟲(chóng) (正式寫(xiě)手)
專家顧問(wèn) (著名寫(xiě)手)
石化蛀蟲(chóng)
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專家經(jīng)驗(yàn): +136 |
銅蟲(chóng) (正式寫(xiě)手)
木蟲(chóng) (正式寫(xiě)手)
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昨天跟你聊qq的時(shí)候就問(wèn)你,你的融化凝固是啥樣的,,,你說(shuō)是相變材料的,很簡(jiǎn)單的,我就說(shuō)給你蒸發(fā)凝結(jié)的你改改。。。。 我倒。。。 如果你的相變材料是晶體,這個(gè)UDF問(wèn)題不大,改個(gè)溫度就是,但是要注意,固體和液體在FLUENT里很難放到一個(gè)zone里,按道理你要用動(dòng)網(wǎng)格來(lái)trace交界面,如果你把固體當(dāng)液體來(lái)處理。。。。我沒(méi)試過(guò),你可以試試看。,,, |
新蟲(chóng) (初入文壇)
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