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ÀêèӨ¹â: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2013-02-01 10:04:49
xiegangmai: ½ð±Ò+2, лл²ÎÓë 2013-02-02 19:37:02
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ÀêèӨ¹â: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2013-02-01 10:04:49
xiegangmai: ½ð±Ò+2, лл²ÎÓë 2013-02-02 19:37:02
| ¿´¿´UDM´ò¿ªÃ»£¿Ò»°ãÕâÑùµÄ´íÎóʱÄÚ´æ·ÖÅäÎÊÌâ¡£¼ÈÈ»²»¼ÓÆøÏàUDFÔ´Ïî¿ÉÒÔ¼ÆË㣬˵Ã÷ÎÊÌâ³öÏÖÔÚÄDz¿·ÖµÄudf¡£Ã¿Ò»Ðж¼µ÷ÊÔÊÔÊÔ£¬¾ÍÖªµÀÎÊÌâ³öÏÖÔÚÄÄÒ»ÐеÄudf¡£ |

2Â¥2013-01-31 22:00:35
ÀêèӨ¹â
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
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3Â¥2013-02-01 10:14:08
ÀêèӨ¹â
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
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The following UDFs are used to define the bottom surface as a standard velocity inlet for the gas (primary)phase.The inlet VOF of the droplet phase is 0 and a negative source term for secondary phase mass conservation is set for the layer of cells next to the outlet.The source removes all secondary phase mass in the cell during one time step.The recoil force due to the mass source is also calculated. #include "udf.h" #include "sg.h" #include "sg_mphase.h" #include "flow.h" #include "mem.h" #include "metric.h" DEFINE_SOURCE(degassing_source, cell, thread, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(thread); source = -C_R(cell,thread)*C_VOF(cell,thread)/CURRENT_TIMESTEP ; C_UDMI(cell,tm,0) = source; dS[eqn] = -C_R(cell,thread)/CURRENT_TIMESTEP; return source; } DEFINE_SOURCE(x_prim_recoil, cell, tp, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(tp); Thread *ts; ts = THREAD_SUB_THREAD(tm,1); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_U(cell,tp) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } DEFINE_SOURCE(x_sec_recoil, cell, ts, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(ts); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_U(cell,ts) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } DEFINE_SOURCE(y_prim_recoil, cell, tp, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(tp); Thread *ts; ts = THREAD_SUB_THREAD(tm,1); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_V(cell,tp) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } DEFINE_SOURCE(y_sec_recoil, cell, ts, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(ts); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_V(cell,ts) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } DEFINE_SOURCE(z_prim_recoil, cell, tp, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(tp); Thread *ts; ts = THREAD_SUB_THREAD(tm,1); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_W(cell,tp) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } DEFINE_SOURCE(z_sec_recoil, cell, ts, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(ts); source = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP*C_W(cell,ts) ; dS[eqn] = -C_R(cell,ts)*C_VOF(cell,ts)/CURRENT_TIMESTEP ; return source; } |
4Â¥2013-02-01 12:44:16
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½ð³æ (СÓÐÃûÆø)
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¡ï ¡ï
xiegangmai: ½ð±Ò+2, лл²ÎÓ룡 2013-02-18 19:07:31
xiegangmai: ½ð±Ò+2, лл²ÎÓ룡 2013-02-18 19:07:31
|
ÉÏÃæµÄ»Ø¸´ÒѾ˵ÁË£¬ÄãÓ¦¸Ã¿ªUDM¡£ Èç¹ûʵÔÚ²»ÖªµÀ£¬½«ÏÂÃæµÄÀ¶ÏßÄǾäɾµô£¬ÔÙÊÔ¡£ DEFINE_SOURCE(degassing_source, cell, thread, dS, eqn) { real source; Thread *tm = THREAD_SUPER_THREAD(thread); source = -C_R(cell,thread)*C_VOF(cell,thread)/CURRENT_TIMESTEP ; C_UDMI¡¡ dS[eqn] = -C_R(cell,thread)/CURRENT_TIMESTEP; return source; } |
5Â¥2013-02-18 11:18:26
ÀêèӨ¹â
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- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 1408.5
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6Â¥2013-02-19 13:25:08














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