Geoscience Reference
In-Depth Information
Amplitude
Amplitude
Amplitude
10 3
10 2
10 1
10 3
10 2
10 1
10 3
10 2
10 1
Early time
1
0
-1
1
0
-1
1
0
-1
-10 1
-10 2
-10 3
-10 1
-10 2
-10 3
-10 1
-10 2
-10 3
Early time
Target response
Target response
Target response
Amplitude
Amplitude
Early time
Amplitude
10 3
10 2
10 1
10 3
10 2
10 1
10 3
10 2
10 1
1
0
-1
1
0
-1
1
0
-1
-10 1
-10 2
-10 3
-10 1
-10 2
-10 3
-10 1
-10 2
-10 3
Target & overburden response
Target & overburden response
Target & overburden response
Location
Location
Location
Loop
Loop
Loop
0
0
0
100
100
100
200
200
200
Section (VE=1)
Section (VE=1)
Section (VE=1)
300
Depth (m)
300
Depth (m)
300
Depth (m)
Loop
Z
Amplitude
10 3
10 2
10 1
Traverse (Rx)
X
Rx
1
0
-1
Tx
Fixed-loop
Early time
300 m
-10 1
-10 2
-10 3
Overburden response
Horizontal ( X ) component
Vertical ( Z ) component
Conductive overburden (not always present)
Target conductor
Figure 5.87 Computed model responses for the
fixed-loop con
guration: for a
finite thin plate conductor in three orientations, a conductive overburden layer, and their combined
responses. VE
-
vertical exaggeration.
 
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