Hivel2D users manual
Card Type
TURB
Description
Turbulence coefficients for smooth and rough regions
Required
Yes
Format
TURB csb csbshk
Sample
TURB 0.10 0.50
Field
Variable
Value
Description
1
csb
0.1-1.0
coef. for smooth regions
2
csbshk
0.1-1.0
coef. for rough regions
Card Type
TIME
Description
Time step size and order of temporal derivative
Required
Yes
Format
Time dt a
Sample
Time 1.25 2.00
Field
Variable
Value
Description
1
dt
+
time step size
2
a
1.00-2.00
1.0 first order backward
2.0 second order backward
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Appendix A File Formats
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