Regular waves with normal incidence

Figure: (left) snapshot of surface elevation, (middle) vorticity field and (right) current field. The white dashed line represents trajectory.

The baseline case of rip current: Rip Current on 2D Beach

input.txt:

Parallel(if applicable)

PX = 4

PY = 4

Depth

DEPTH_TYPE = DATA

DEPTH_FILE = ../bathy/depth_a15.txt

(refer to Grid and Computational Time)

Output folder

RESULT_FOLDER = output/

Dimensions

Mglob = 312

Nglob = 100

Time

TOTAL_TIME = 500.0

PLOT_INTV = 100.0

PLOT_INTV_STATION = 0.5

SCREEN_INTV = 100.0

Wave averaging property

T_INTV_mean = 50.0

STEADY_TIME= 100.0

Grid sizes

DX = 1.0

DY = 2.0

Wavemaker

WAVEMAKER = WK_REG

DEP_WK = 8.0

Xc_WK = 280.0

Tperiod = 8.0

AMP_WK = 0.5

Theta_WK = 0.0

Delta_WK = 3.0

(refer to Wave-maker specification)

Sponge layer

FRICTION_SPONGE = T

DIRECT_SPONGE = T

Csp = 0.0

CDsponge = 1.0

Sponge_west_width = 0.0

Sponge_east_width = 60.0

Sponge_south_width = 0.0

Sponge_north_width = 0.0

(refer to Sponge Layers)

Lateral boundary condition

PERIODIC = T

(refer to Periodic Boundary Condition)

Wetting and drying

MinDepth=0.01

Physics

Cd = 0.002

Breaking scheme

VISCOSITY_BREAKING = F

(refer to Example: Breaking)

TRACKING

TRACER_FILE = tracers.txt

(refer to Lagrangian Tracer Setup)

Output

DEPTH_OUT = T

ETA = T

U = T

V = T

Umean = T

Vmean = T

MASK = T

WaveHeight = T

(refer to Output)