def test_stranding_roms(self):
o = PelagicEggDrift(loglevel=0)
reader_arctic = reader_netCDF_CF_generic.Reader(
o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Arctic20_1to5Feb_2016.nc')
reader_nordic = reader_ROMS_native.Reader(
o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Nordic-4km_SLEVELS_avg_00_subset2Feb2016.nc'
)
o.add_reader(reader_arctic)
o.add_reader(reader_nordic)
o.fallback_values['x_sea_water_velocity'] = 1
o.seed_elements(
lon=13.0,
lat=68.0,
radius=20000,
number=100,
time=[reader_arctic.start_time, reader_nordic.end_time],
z=-30)
o.set_config('general:coastline_action', 'previous')
o.set_config('processes:turbulentmixing', False)
o.max_speed = 1
o.run(end_time=reader_nordic.end_time, time_step=3600 * 36)
self.assertEqual(o.num_elements_scheduled(), 0)
self.assertEqual(o.num_elements_active(), 100)
self.assertEqual(o.num_elements_activated(), 100)
self.assertEqual(o.num_elements_deactivated(), 0)
self.assertEqual(o.num_elements_total(), 100)
def test_stranding_3d(self):
o = PelagicEggDrift(loglevel=30)
reader_nordic = reader_ROMS_native.Reader(
o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Nordic-4km_SLEVELS_avg_00_subset2Feb2016.nc'
)
o.add_reader(reader_nordic)
o.fallback_values['y_wind'] = 10 # Some wind for mixing
o.seed_elements(
lon=14.0,
lat=68.15,
radius=2000,
number=100,
time=[reader_nordic.start_time, reader_nordic.end_time],
z=0)
o.set_config('general:coastline_action', 'stranding')
o.set_config('turbulentmixing:timestep', 120)
o.max_speed = .1
o.run(end_time=reader_nordic.end_time, time_step=3600 * 6)
self.assertEqual(o.status_categories[1], 'stranded')
self.assertEqual(o.elements_deactivated.status.min(), 1)
self.assertEqual(o.elements_deactivated.status.max(), 1)
self.assertEqual(o.num_elements_scheduled(), 0)
self.assertEqual(o.num_elements_active(), 79)
self.assertEqual(o.num_elements_activated(), 100)
self.assertEqual(o.num_elements_deactivated(), 21)
self.assertEqual(o.num_elements_total(), 100)
def test_stranding_3d(self):
o = PelagicEggDrift(loglevel=30)
reader_nordic = reader_ROMS_native.Reader(
o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Nordic-4km_SLEVELS_avg_00_subset2Feb2016.nc'
)
o.add_reader(reader_nordic)
o.set_config('environment:fallback:y_wind', 10) # Some wind for mixing
o.seed_elements(
lon=14.0,
lat=68.15,
radius=2000,
number=100,
time=[reader_nordic.start_time, reader_nordic.end_time],
z=0)
o.set_config('general:coastline_action', 'stranding')
o.set_config('vertical_mixing:timestep', 120)
o.max_speed = .1
o.run(end_time=reader_nordic.end_time, time_step=3600 * 6)
self.assertEqual(o.status_categories[1], 'stranded')
self.assertEqual(o.elements_deactivated.status.min(), 1)
self.assertEqual(o.elements_deactivated.status.max(), 1)
self.assertEqual(o.num_elements_scheduled(), 0)
self.assertEqual(o.num_elements_active(), 81)
self.assertEqual(o.num_elements_activated(), 100)
self.assertEqual(o.num_elements_deactivated(), 19)
self.assertEqual(o.num_elements_total(), 100)
# Check calculated trajectory lengths and speeds
total_length, distances, speeds = o.get_trajectory_lengths()
self.assertAlmostEqual(total_length.max(), 14978.3, 1)
self.assertAlmostEqual(total_length.min(), 1225.2, 1)
self.assertAlmostEqual(speeds.max(), 0.127, 1)
self.assertAlmostEqual(distances.max(), 2859.0, 1)
def test_stranding_roms(self):
o = PelagicEggDrift(loglevel=0)
reader_arctic = reader_netCDF_CF_generic.Reader(o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Arctic20_1to5Feb_2016.nc')
reader_nordic = reader_ROMS_native.Reader(o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Nordic-4km_SLEVELS_avg_00_subset2Feb2016.nc')
o.add_reader(reader_arctic)
o.add_reader(reader_nordic)
o.fallback_values['x_sea_water_velocity'] = 1
o.seed_elements(lon=13.0, lat=68.0, radius=20000, number=100,
time=[reader_arctic.start_time,
reader_nordic.end_time], z=-30)
o.set_config('general:basemap_resolution', 'c')
o.set_config('general:coastline_action', 'previous')
o.set_config('processes:turbulentmixing', False)
o.max_speed=1
o.run(end_time=reader_nordic.end_time, time_step=3600*36)
self.assertEqual(o.num_elements_scheduled(), 0)
self.assertEqual(o.num_elements_active(), 100)
self.assertEqual(o.num_elements_activated(), 100)
self.assertEqual(o.num_elements_deactivated(), 0)
self.assertEqual(o.num_elements_total(), 100)
def test_stranding_3d(self):
o = PelagicEggDrift(loglevel=30)
reader_nordic = reader_ROMS_native.Reader(o.test_data_folder() +
'2Feb2016_Nordic_sigma_3d/Nordic-4km_SLEVELS_avg_00_subset2Feb2016.nc')
o.add_reader(reader_nordic)
o.fallback_values['y_wind'] = 10 # Some wind for mixing
o.seed_elements(lon=14.0, lat=68.15, radius=2000, number=100,
time=[reader_nordic.start_time,
reader_nordic.end_time], z=0)
o.set_config('general:basemap_resolution', 'i')
o.set_config('general:coastline_action', 'stranding')
o.set_config('turbulentmixing:timestep', 120)
o.set_config('turbulentmixing:verticalresolution', 10)
o.max_speed=.1
o.run(end_time=reader_nordic.end_time, time_step=3600*6)
self.assertEqual(o.status_categories[1], 'stranded')
self.assertEqual(o.elements_deactivated.status.min(), 1)
self.assertEqual(o.elements_deactivated.status.max(), 1)
self.assertEqual(o.num_elements_scheduled(), 0)
self.assertEqual(o.num_elements_active(), 88)
self.assertEqual(o.num_elements_activated(), 100)
self.assertEqual(o.num_elements_deactivated(), 12)
self.assertEqual(o.num_elements_total(), 100)