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Contribution of Seismic and AcousticMethods to Reservoir Model Building

1. Introduction

2. Geophysical methods

2.1 Acoustic logging

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 331

3. First field example: Acoustic logging and 3D seismic surveying in acarbonate formation

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 333

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Hydraulic Conductivity Issues, Determination and Applications334

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 335

3.3 Seismic acquisition and processing

3.4 From 3D impedance to 3D porosity

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Hydraulic Conductivity Issues, Determination and Applications336

4. Second field example: Case study of a near surface heterogeneous aquifer

4.1 Geological context

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 337

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Hydraulic Conductivity Issues, Determination and Applications338

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 339

4.2 3-D seismic acquisition and processing

4.2.1 Seismic refraction survey

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Hydraulic Conductivity Issues, Determination and Applications340

4.2.2 Seismic reflection surveying

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 341

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Hydraulic Conductivity Issues, Determination and Applications342

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 343

4.3 3D porous model building

4.3.1 From 3D interval seismic velocity to 3D resistivity

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Hydraulic Conductivity Issues, Determination and Applications344

4.3.2 From 3D resistivity to 3D porosity

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 345

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Hydraulic Conductivity Issues, Determination and Applications346

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 347

4.3.3 3D porosity and hydraulic conductivity

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Hydraulic Conductivity Issues, Determination and Applications348

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 349

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Hydraulic Conductivity Issues, Determination and Applications350

0 200 400 600 800 1000 1200 1400 1600

0

2

4

6

8

10

12

s(m)

Time (h)

M02

M03

M05

M11

MP5

MP6

C1

M1

M2

M3

M4

M5

M6

M7 M8

M9

M10

M11

M12

M13

M14

M15

M16

M17M18

M19

M20

M21

M22

M24

MP4 MP5

MP6

MP7

P1

P3

P2

X

Y

451800 451900 452000 452100 452200

1745E+06

1746E+06

1747E+06

1748E+06

1749E+06 K

1.0E-045.0E-051.0E-055.0E-06

1.0E-065.0E-071.0E-075.0E-081.0E-08

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 351

5. Conclusion

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Hydraulic Conductivity Issues, Determination and Applications352

6. Acknowledgment

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Contribution of Seismic and Acoustic Methods to Reservoir Model Building 353

.

7. References

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Hydraulic Conductivity Issues, Determination and Applications354

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