1.0
2
0.5
1
0.0
0
-0.5
-1
Calc. with roller
Beach Profile
Calc. without roller
Measured
-1.0
-2
0
20
40
60
80
Distance Across Shore, m
Figure 39. Calculated (with and without roller model) and measured
longshore current for Kraus and Sasaki (1979) field experiment
(beach profile also shown for calculation domain)
1.0
2
0.5
1
0.0
0
Roller diss. 0.1
-0.5
-1
Beach Profile
Roller diss. 0.05
Measured
-1.0
-2
0
20
40
60
80
Distance Across Shore, m
Figure 40. Calculated (two different dissipation coefficients) and measured
longshore current for Kraus and Sasaki (1979) field experiment
(beach profile also shown for calculation domain)
60
Chapter 6 Verification of Longshore Current Model
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