1、 1 d p h d e h= d p =4mm 1m 1.5m 0.43 20 1atm 360m 3 /h *2 20 1atm 0.3m/s, 220 Pa/m 0.8m/s, 1270 Pa/m 30 0.7MPa 0.4m/s =0.012mPa s =4.50kg/m 3 3 20 0.45 0.45 0.025m, m 3 0.016 m 3 , 50% m 3 p=1500kg/ m 3 , =1000kg/ m 3 4 m 3 0.1 0.20 0.30 0.40 s 38 115 228 380 1 m 2 K q e 5 3800 m 3 5000hr 2.5hr 1.5
2、hr, K =4 10 -6 m 2 /s q e =2.5 10 -2 m 1 m 2 2 8 m 2 *6 D K q D e D 2 + = 7 10 4 10 2 10 8 10 5 60 9 q 2 +20q=250 ql/ m 2 min 5min 20min 1 m 2 l 152 2 1/5 *10 10 635 635 25mm 13.9% CaCO 3 50% CaCO 3 2710kg/ m 3 20 K=1.57 10 -5 m 2 /s,qe=0.00378 m 3 /m 2 1 2 1/10 *11 1.6 m 2 V (m 3 ) 0.04 0.08 0.12 0.16 0.20 0.24 (s) 50 164 317 512 750 1029 50s 1 10 5 Pa 1 1 10 5 Pa K q e 2 1.5 10 5 Pa 750s 12 2 4m 3 6m 3 1. ? ? 2. ? 3. ? 4. ? ? ? 5. opt ? 6. , 7 153
