Note
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Oil budget
from datetime import timedelta
from opendrift.readers import reader_netCDF_CF_generic
from opendrift.models.openoil import OpenOil
o = OpenOil(loglevel=20, weathering_model='noaa')
# Arome
reader_arome = reader_netCDF_CF_generic.Reader(o.test_data_folder() +
'16Nov2015_NorKyst_z_surface/arome_subset_16Nov2015.nc')
#reader_arome = reader_netCDF_CF_generic.Reader('https://thredds.met.no/thredds/dodsC/mepslatest/meps_lagged_6_h_latest_2_5km_latest.nc')
# Norkyst
reader_norkyst = reader_netCDF_CF_generic.Reader(o.test_data_folder() +
'16Nov2015_NorKyst_z_surface/norkyst800_subset_16Nov2015.nc')
#reader_norkyst = reader_netCDF_CF_generic.Reader('https://thredds.met.no/thredds/dodsC/sea/norkyst800m/1h/aggregate_be')
o.add_reader([reader_norkyst, reader_arome])
14:37:51 INFO opendrift.models.basemodel:533: OpenDriftSimulation initialised (version 1.11.2 / v1.11.2-37-g34f6117)
14:37:51 INFO opendrift.readers.reader_netCDF_CF_generic:102: Opening dataset: /root/project/tests/test_data/16Nov2015_NorKyst_z_surface/arome_subset_16Nov2015.nc
14:37:51 INFO opendrift.readers.reader_netCDF_CF_generic:314: Detected dimensions: {'time': 'time', 'x': 'x', 'y': 'y'}
14:37:51 INFO opendrift.readers.reader_netCDF_CF_generic:102: Opening dataset: /root/project/tests/test_data/16Nov2015_NorKyst_z_surface/norkyst800_subset_16Nov2015.nc
14:37:51 INFO opendrift.readers.reader_netCDF_CF_generic:314: Detected dimensions: {'x': 'X', 'y': 'Y', 'z': 'depth', 'time': 'time'}
Adjusting some configuration
o.set_config('processes:dispersion', True)
o.set_config('processes:evaporation', True)
o.set_config('processes:emulsification', True)
o.set_config('drift:vertical_mixing', True)
o.set_config('vertical_mixing:timestep', 20.) # seconds
#o.set_config('environment:fallback:x_wind', 9)
#o.set_config('environment:fallback:y_wind', 0)
#o.set_config('environment:fallback:x_sea_water_velocity', .7)
#o.set_config('environment:fallback:y_sea_water_velocity', .3)
#o.set_config('environment:fallback:land_binary_mask', 0)
Seed oil elements at defined position and time
oil_type = 'IFO-380LS 2014'
oil_type = 'IFO 300'
oil_type = 'IFO-180NS 2014'
oil_type = 'GENERIC LIGHT CRUDE'
oil_type = 'GENERIC HEAVY CRUDE'
o.seed_elements(lon=4.8, lat=60.0, z=0, radius=3000, number=1000,
time=reader_arome.start_time, oil_type=oil_type)
14:37:51 INFO opendrift.models.openoil.adios.dirjs:90: Querying ADIOS database for oil: GENERIC HEAVY CRUDE
14:37:51 INFO opendrift.models.openoil.openoil:1719: Using density 938.0 and viscosity 0.0010573364220196155 of oiltype GENERIC HEAVY CRUDE
14:37:51 INFO opendrift.models.basemodel.environment:218: Adding a dynamical landmask with max. priority based on assumed maximum speed of 1.3 m/s. Adding a customised landmask may be faster...
14:37:57 INFO opendrift.models.basemodel.environment:245: Fallback values will be used for the following variables which have no readers:
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_height: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: upward_sea_water_velocity: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_wave_significant_height: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_wave_stokes_drift_x_velocity: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_wave_stokes_drift_y_velocity: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_wave_period_at_variance_spectral_density_maximum: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_surface_wave_mean_period_from_variance_spectral_density_second_frequency_moment: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_ice_area_fraction: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_ice_x_velocity: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_ice_y_velocity: 0.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_water_temperature: 10.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_water_salinity: 34.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: sea_floor_depth_below_sea_level: 10000.000000
14:37:57 INFO opendrift.models.basemodel.environment:248: ocean_vertical_diffusivity: 0.020000
14:37:57 INFO opendrift.models.basemodel.environment:248: ocean_mixed_layer_thickness: 50.000000
Running model
o.run(duration=timedelta(hours=24), time_step=1800)
o.plot_oil_budget(show_watercontent_and_viscosity=True, show_wind_and_current=True)
o.animation(color='viscosity')
14:37:57 INFO opendrift.models.basemodel:911: Using existing reader for land_binary_mask
14:37:57 INFO opendrift.models.basemodel:922: All points are in ocean
14:37:57 INFO opendrift.models.openoil.openoil:687: Oil-water surface tension is 0.033960 Nm
14:37:57 INFO opendrift.models.openoil.openoil:700: Max water fraction not available for GENERIC HEAVY CRUDE, using default
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/root/project/opendrift/readers/interpolation/interpolators.py:17: RuntimeWarning: overflow encountered in cast
data[mask] = np.finfo(np.float64).min
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14:38:04 INFO opendrift.models.basemodel:2011: 2015-11-16 23:00:00 - step 47 of 48 - 658 active elements (342 deactivated)
14:38:04 INFO opendrift.models.basemodel:2011: 2015-11-16 23:30:00 - step 48 of 48 - 596 active elements (404 deactivated)
14:38:30 INFO opendrift.models.basemodel:4563: Saving animation to /root/project/docs/source/gallery/animations/example_oil_budget_0.gif...
14:41:02 INFO opendrift.models.basemodel:3003: Time to make animation: 0:02:57.661242
Total running time of the script: (3 minutes 15.146 seconds)