Page 92 - Well Logging and Formation Evaluation

82 Well Logging and Formation Evaluation

CUMPDR9
30 0
CUMPDR8
30 0
CUMPDR7
30 0
CUMPDR6
30 0
CUMPDR5
30 0
CUMPDR4
30 0
CUMPDR3 PHJT2
30 0 30 0
CUMPDRB SEMP2 GR5 HYDR
30 0 .2 2000 30 0 30 0
CUMPDR1 SEDP2 SPLF2 OIL WATER
30 0 .2 2000 45 PU - 15 30 0 30 0
GR “ D ” MPER RHOB2 MBV1 MBV1
0 GRP1 150 .2 2000 1.95 2.95 30 0 30 0
3950

3975

4000
Figure 5.4.1 Example of an NMR Log

DSM mode:
• Two wait times are chosen in order to detect a component with a long
T 1 , such as gas or light oil.
SSM mode:
• Two T e times are used to detect a component with a different D value,
such as gas.