rompy.swan.components.physics.FRICTION_JONSWAP#

pydantic model rompy.swan.components.physics.FRICTION_JONSWAP[source]#

Hasselmann et al. (1973) Jonswap friction.

FRICTION JONSWAP CONSTANT [cfjon]

Indicates that the semi-empirical expression derived from the JONSWAP results for bottom friction dissipation (Hasselmann et al., 1973, JONSWAP) should be activated. This option is default.

References

Hasselmann, K., Barnett, T.P., Bouws, E., Carlson, H., Cartwright, D.E., Enke, K., Ewing, J.A., Gienapp, A., Hasselmann, D.E., Kruseman, P. and Meerburg, A., 1973. Measurements of wind-wave growth and swell decay during the Joint North Sea Wave Project (JONSWAP). Deutches Hydrographisches Institut, Hamburg, Germany, Rep. No. 12, 95 pp.

Examples

In [43]: from rompy.swan.components.physics import FRICTION_JONSWAP

In [44]: friction = FRICTION_JONSWAP()

In [45]: print(friction.render())
FRICTION JONSWAP CONSTANT

In [46]: friction = FRICTION_JONSWAP(cfjon=0.038)

In [47]: print(friction.render())
FRICTION JONSWAP CONSTANT cfjon=0.038

TODO: Implement VARIABLE option?

Fields:

cfjon (float | None)
model_type (Literal['jonswap', 'JONSWAP'])

field cfjon: float | None = None#: Coefficient of the JONSWAP formulation (SWAN default: 0.038)

field model_type: Literal['jonswap', 'JONSWAP'] = 'jonswap'#: Model type discriminator

cmd() → str[source]#: Command file string for this component.

Table of Contents

rompy.swan.components.physics.FRICTION_JONSWAP#