Transcript Slides

Borehole imagery
contribution to EGS
reservoir exploration
Dezayes Chrystel1, Genter Albert1,
Valley Benoît2, Sausse Judith3
1BRGM (Fr), 2ETH Zürich (CH),
3Univ. of Nancy (Fr)
ENGINE Workshop “Defining, exploring, imaging and assessing reservoirs
for potential heat exchange”, GFZ Potsdam (Germany), 6-7 November 2006
Fractures on borehole images
Acoustic log
N
E
S
Electrical log
N
W N
E
S
W
N
Fracture network
sH direction
Amplitude
Transit time
Fracture network: from 1D to 3D
Fracture network: from 1D to 3D
Fracture network: from 1D to 3D
Fracture network: from 1D to 3D