Well Logging and Formation Evaluation
Covering all aspects of well logging and formation evaluation, this comprehensive guide offers practical techniques that will be valuable to petrophysicists and engineers in their day-to-day jobs.
TABLE OF CONTENTS Well Logging and Formation Evaluation
Appendix 2: Additional Data For Full Evaluation
OVERVIEW
| Formation Pressure Data | |
|---|---|
| Depth M (TVD) | Fpress (psia) |
| 624 | 5177.00 |
| 630 | 5184.30 |
| 636 | 5191.40 |
| 642 | 5198.60 |
| 646 | 5203.60 |
| 649 | 5208.10 |
| 652.5 | 5213.00 |
| 662 | Tight |
| Core Description | |
|---|---|
| Depth (m) | Lithology |
| 616 622.5 | Shale |
| 622.5 625 | Sandstone |
| 625 626.5 | Limestone |
| 626.5 637.5 | Sandstone |
| 637.5 639 | Shale |
| 639 652 | Sandstone |
| 652 655.5 | Silty sandstone |
| 655.5 660 | Shale |
| 660 662 | Sandstone |
| 662 664 | Limestone |
| 664 675 | Shale |
| Conventional Core Analysis | |||
|---|---|---|---|
| Depth | Plug Porosity (%) | Horizontal permeability (md) | Grain Density (g/cc) |
| 620 | 2.0 | 0.01 | 2.675 |
| 622 | 2.0 | 0.02 | 2.675 |
| 624 | 11.05 | 22.0 | 2.665 |
| 626 | 1.0 | 0.03 | 2.720 |
| 628 | 9.5 | 10.5 | 2.665 |
| 630 | 15.6 | 135.6 | 2.662 |
| 632 | 15.0 | 120.0 | 2.658 |
| 634 | 7.5 | 11.0 | 2.674 |
| 636 | 10.5 | 15.3 | 2.666 |
| 638 | 6.0 | 0.80 | 2.660 |
| 640 | 17.9 | 350 | 2.651 |
| 642 | 15.6 | 130 | 2.649 |
SCAL ANALYSES
| Porosity as Fraction at Overburden | ||||
|---|---|---|---|---|
| Pressure (psi) | Sample 1 | Sample 2 | Sample 3 | Sample 4 |
| 50 | 0.080 | 0.120 | 0.140 | 0.170 |
| 500 | 0.078 | 0.117 | 0.137 | 0.167 |
| 1500 | 0.077 | 0.115 | 0.135 | 0.163 |
| 2000 | 0.076 | 0.114 | 0.133 | 0.161 |
| 2500 | 0.076 | 0.113 | 0.132 | 0.161 |
| 4500 | 0.073 | 0.110 | 0.127 | 0.155 |
| 6000 | 0.072 | 0.107 | 0.125 | 0.153 |
| Brine Permeability in Measured Depth at Overburden | ||||
|---|---|---|---|---|
| Pressure (psi) | Sample 1 | Sample 2 | Sample 3 | Sample 4 |
| 50 | 2 | 12 | 60 | 540 |
| 500 | 1.757685 | 10.58051 | 52.54248 | 474.8736 |
| 1500 | 1.492423 | 9.02435 | 45.0698 | 402.4928 |
| 2000 | 1.395571 | 8.429014 | 42.12812 | 377.8645 |
| 2500 | 1.318647 | 7.909027 | 39.50155 | 355.9868 |
| 4500 | 1.061196 | 6.325671 | 31.62694 | 286.3587 |
| 6000 | 0.922045 | 5.504435 | 27.61859 | 248.4957 |
| FRF Measurement Data | |
|---|---|
| Porosity | FRF |
| 0.1 | 89.27854 |
| 0.15 | 44.01849 |
| 0.17 | 33.36747 |
| 0.08 | 133.3982 |
| 0.14 | 43.31214 |
| 0.13 | 58.2223 |
| Resistivity Index Data | ||
|---|---|---|
| Plug 1 (por = 17%) | Plug 2 (por = 15%) | Plug 3... |
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