Refraction%20Seismology

1
Refraction Seismology
2
Snells Law
p ray parameter
3
Single Layer
h
4
Determining the parameters
1) Slope of direct wave
2) Slope of head wave
3) Intercept
h
5
Multiple Layers
6
v1
v2
t
v3
v4
(h3)
(h2)
(h1)
x
7
Complications

1. Low velocity zones

2) Dipping Layers
3) Faults
4) Hidden layers
8
Dipping Layer
x
9
t
x
10
Simple Fault
t
x