Page 277 - Standard Handbook Petroleum Natural Gas Engineering VOLUME2
P. 277
RATE-TIME CURVES
COORDINATE SEMI LOG LOG - LOG
-
4 0
0 TIME (t) I20 0 TIM E (t) I20 I 10 100 1000
LOG TIME (t)
RATE - CUMULATIVE CURVES
LOG-LOG
0 0 1oo,oO0 io00 10.000 I~OM)
CUMULATIVE (Np) CUMULATIVE (Np) LOG CUMUI~ATIVE (N~)
Figure 5-145. Decline curves [245].
