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ReW
zy
ImW
zy
(a)
(b)
W
zy
ρ
‛‛
>
ρ
‛
W
zy
ρ
‛‛
<
ρ
‛
1
1
h
eff
=
0.036
km
h
eff
=
0.035
km
T
=
0.01
s
0.5
0.5
T
=
0.01
s
0
0
-0.5
-0.5
-1
-1
1
1
h
eff
=
10.1
km
h
eff
=
0.35
km
T
=
1
s
T
=
1 s
0.5
0.5
0
0
-0.5
-0.5
-1
-1
1.5
T
=
100 s
1
h
eff
=
12.6
km
1
h
eff
=
100
km
T
=
100
s
0.5
0.5
0
0
-0.5
-0.5
-1
-1.5
-1
0.1
h
eff
=
100
km
h
eff
=
100
km
T
=
10000
s
T
=
10000 s
0.1
0
0
y, km
-0.1
-0.1
y, km
-50 -40 -30 -20 -10
0
10
20
30
40
50
-70 -60
-50
-40 -30 -20 -10 0 10
20
30
40
50 60 70
Re W
zy
for T
=
100
s
Re W
zy
for T
=
100
s
ρ
‛
1
ρ
‛
1
ρ
‛
1
ρ
‛
1
ρ
‛
1
‛
ρ
1
Fig. 7.26
Tipper profiles in the three-segment model shown in Fig. 7.16;
y
-distance to the centre of
the model. At the bottom - real inductive arrows. Model parameters: a - in the model with resistive
central segment
1
=
,
1
=
1Ohm
·
m
100 Ohm
·
m
,v
=
10 km
,
h
1
=
1,
2
=
10000 Ohm
·
m
,
h
2
=
1
,
1
99 km
,
3
=
0; b - in the model with conductive central segment
=
100 Ohm
·
m
=
1Ohm
·
m
,v
=
10 km
,
h
1
=
1km
,
2
=
10000 Ohm
·
m
,
h
2
=
99km
,
3
=
0. Profile parameter:
period
T
=
0
.
01
−
10000 s
Fig. 7.27
Three-segment
model with a higly resistive
screening layer
